1318 Smede Hwy. Broussard, La Tel: (337) Service Instruction

Transcription

1 1318 Smede Hwy. Broussard, La Tel: (337) Service Instruction Service Instruction Number: HF-SI-1 Date: June 07, 2012 To: All Owners/ Operators of Helifab Bell 206L Series Litter Installation (STC SR09441RC) Subject: Instructions to convert litter assembly PN to Approval: Compliance Requirements: The engineering aspects of this service instruction are FAA approved. At owner /operator discretion Description: This service instruction is issued to inform the owners / operators of Helifab s Bell 206L Litter Installation (STC SR09441RC) of the procedure used to convert existing litter assembly part number to part number In order to convert an existing litter assembly part number to litter assembly part number , follow the accomplishment instructions listed below. Accomplishment Instructions: 1) Order Helifab Modification Kit Part Number SI-1-1. This kit consists of: 4 ea PN (Nylatron Block) 1 ea PN or (Foot Diaphragm)* 2ea PN (Foot Diaphragm FWD Belt) 2ea. PN (Foot Diaphragm AFT Belt) 4ea CR (Rivet) 4ea CR (Rivet) 12ea CR (Rivet) 1ea PN (Decal) 1ea PN (Decal) or 1ea PN (Decal)* 1ea PN (Decal) 1ea PN (Decal) * PN and are alternates to item and respectively. HF-SI-1, Rev B Page 1 of 8 June 07, 2012

2 2) Convert existing litter assembly part number litter to a part number litter assembly as follows: a. Replace roll pins indicated with CR rivets in accordance with sheet 22 of Helifab drawing number 2501, Rev C, dated 01/09/12. b. Install 4 ea of part number (nylatron block) using 1 ea CR and 1 ea CR rivets per block in accordance with sheet 23 of Helifab drawing number 2501, Rev C, dated 01/09/12. c. Install 2 ea of part number , 2 ea of part number and 1 ea of part number or in accordance with EO , Rev IR, 06/07/12. d. Mark out any location that PN is shown on litter and re-identify litter using indelible ink or add placard stating PN , Modified in accordance with HF-SI-1 on bottom side of litter backrest panel in general location shown in figure 1 Figure 1 Litter Marking Add Litter Assembly Part Number Here 3) Install litter assembly in accordance with sheet 14 of Helifab drawing number HF-206- EMS-2000, Rev E, dated 06/07/12. Remove all existing litter decals located on the left hand side of the vertical control tube tunnel and install placard Part Number , or , , and in locations shown on sheet 13 of Helifab drawing number HF-206-EMS-2000, Rev E, dated 06/07/12 4) Instructions for continued airworthiness Rev D, dated or later FAA approved revision is required for this installation. 5) Flight manual supplement HF-206-FMS-001, Revision 2, dated October 7, 2009 or later FAA approved revision is required for this installation. 6) Manufacturer s data section of flight manual supplement, Revision 1, dated October 21, 2011 or later revision is required for this installation. Note See appendix A thru D of this document for all referenced drawings and documents HF-SI-1, Rev B Page 2 of 8 June 07, 2012

3 APPENDIX A Sheets 1, 2, 22, 23, 24 and 27 of Helifab drawing 2501, Rev C, 01/09/12 HF-SI-1, Rev B Page 3 of 8 June 07, 2012

4 ITEM QTY REQ'D PER DASH NUM. PART NUMBER NOMENCLATURE STOCK SIZE MATERIAL SPECIFICATIONS VENDOR SH ZONE NO DIA THICK WIDTH LG NO LITTER HELIFAB FWD LITTER PIN HELIFAB AN960PD616 WASHER MS21042L6 NUT CHANNEL (NYLATRON MOUNT) HELIFAB CHANNEL (NYLATRON MOUNT) SEE DRAWING NOTE 19 HELIFAB NYLATRON SHIM HELIFAB NYLATRON SHIM SEE DRAWING NOTE 19 HELIFAB AN509-10R16 SCREW MS21059L3K NUTPLATE 11 A/R A/R MS20427-M-3- RIVET 12 A/R A/R MS20615M-3- RIVET 13 A/R A/R CR RIVET TEXTRON ANGLE BRACKET HELIFAB 15 A/R A/R CR RIVET TEXTRON LITTER ROLLER HELIFAB NAS1149C1232R WASHER GUIDE BRACKET HELIFAB LITTER LATCH BRACKET HELIFAB 20 A/R A/R MIL-S-8802 TY II CL B-2 PRO SEAL FLAMEMASTER LITTER HANDLE HELIFAB ROLL PIN FERNO 23 DELETED SPACER HELIFAB 25 A/R A/R CR RIVET TEXTRON RESTRAINT HELIFAB SHOULDER HARNESS RESTRAINT HELIFAB LITTER HELIFAB LITTER SEE DRAWING NOTE 20 HELIFAB LITTER HANDLE HELIFAB HINGE HELIFAB INNER TUBING HELIFAB SAFETY SLEEVE HELIFAB SPRING HELIFAB VELCRO HELIFAB 36 DELETED 37 DELETED WASHER HELIFAB CHANNEL (NYLATRON MOUNT) HELIFAB NYLATRON SHIM HELIFAB LITTER HELIFAB - PROPRIETARY NOTICE - THIS DOCUMENT AND THE INFORMATION HEREIN ARE PROPRIETARY DATA TO HELIFAB AND ALL DESIGN MANUFACTURING, REPRODUCTION, USE, PATENT RIGHTS, AND SALES RIGHTS REGARDING THE SAME ARE EXPRESSLY RESERVED. THIS DATA IS SUBMITTED UNDER A CONFIDENTIAL RELATIONSHIP FOR A SPECIFIC PURPOSE AND NEITHER THIS DOCUMENT NOR THE INFORMATION CONTAINED HEREIN SHALL BE REPRODUCED, USED, OR DISCLOSED TO OTHERS. C ADD RIVET LOCATIONS TO PN LITTER ASSY. B ADDED SHEETS FOR NEW ITEMS 39 THRU 47 TO DRAWING. ADDED SHEETS FOR ASSEMBLY OF PN /21/11 TOLERANCES DRAWN: O.LOMENICK HELIFAB 01/09/12 K. ST. AUBIN SHEET 2, 22 UNLESS OTHERWISE SPECIFIED CHECKED: BROUSSARD, LA BREAK ALL SHARP EDGES.015 X 45 deg. OR R.015 ENGINEERING: TITLE: DIMENSIONS ARE IN INCHES MAINTENANCE: J.HUVAL SHEET 1, 2, 8, 22, 23, 24, 26, 27 ABBREVIATIONS PER MIL-STD-12D QUALITY ASSURANCE: LITTER ASSEMBLY TOLERANCES ALL FRACTIONS INITIAL RELEASE DATE: IR 02/01/05 XXX /16" STC NO: DRAWING NO: 2501 A INCORPORATE EO ADD 03/20/06 O.LOMENICK XX +.03 NHA: FILE NO: FOLDING HANDLE OPTION, VELCRO APPLICATION, X +.1 ANGLES DRAWING SIZE: B CORRECTED PARTS LIST. LATEST REV./DATE: REV C \ 01/09/12 ESCRIPTION DATE DRAWN BY APP + 1/2 degrees + 1/2 degrees SCALE: NTS SHEET: 1 OF 27

5 ITEM QTY REQ'D PER DASH NUM. PART NUMBER NOMENCLATURE STOCK SIZE MATERIAL SPECIFICATIONS VENDOR SH ZONE NO DIA THICK WIDTH LG NO CR RIVET FOOT DIAPHRAGM HELIFAB FOOT DIAPHRAGM FWD BELT AIRCRAFT BELTS FOOT DIAPHRAGM AFT BELT AIRCRAFT BELTS NYLATRON BLOCK 47 8 CR RIVET - PROPRIETARY NOTICE - THIS DOCUMENT AND THE INFORMATION HEREIN ARE PROPRIETARY DATA TO HELIFAB AND ALL DESIGN MANUFACTURING, REPRODUCTION, USE, PATENT RIGHTS, AND SALES RIGHTS REGARDING THE SAME ARE EXPRESSLY RESERVED. THIS DATA IS SUBMITTED UNDER A CONFIDENTIAL RELATIONSHIP FOR A SPECIFIC PURPOSE AND NEITHER THIS DOCUMENT NOR THE INFORMATION CONTAINED HEREIN SHALL BE REPRODUCED, USED, OR DISCLOSED TO OTHERS. C ADD RIVET LOCATIONS TO PN LITTER ASSY. ADDED SHEETS FOR NEW ITEMS 39 THRU 47 TO DRAWING. ADDED SHEETS FOR ASSEMBLY OF PN 10/21/ TOLERANCES DRAWN: O.LOMENICK HELIFAB 01/09/12 K. ST. AUBIN SHEET 2, 22 UNLESS OTHERWISE SPECIFIED CHECKED: BROUSSARD, LA BREAK ALL SHARP EDGES.015 X 45 deg. OR R.015 ENGINEERING: TITLE: DIMENSIONS ARE IN INCHES MAINTENANCE: SHEET 1, 2, 8, 22, 23, 24, 26, 27 ABBREVIATIONS PER MIL-STD-12D B J.HUVAL QUALITY ASSURANCE: LITTER ASSEMBLY TOLERANCES ALL FRACTIONS INITIAL RELEASE DATE: IR 02/01/05 XXX /16" STC NO: DRAWING NO: 2501 A INCORPORATE EO ADD 03/20/06 O.LOMENICK XX +.03 NHA: FILE NO: FOLDING HANDLE OPTION, VELCRO APPLICATION, X +.1 ANGLES DRAWING SIZE: B REV C \ 01/09/12 CORRECTED PARTS LIST. LATEST REV./DATE: ESCRIPTION DATE DRAWN BY APP + 1/2 degrees + 1/2 degrees SCALE: NTS SHEET: 2 OF 27

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10 APPENDIX B Sheets 1, 10,13, 14, 15 of Helifab drawing HF-206-EMS-2000, Rev E, 06/07/12 HF-SI-1, Rev B Page 4 of 8 June 07, 2012

11 ITEM QTY REQ'D PER DASH NUM. PART NUMBER NOMENCLATURE STOCK SIZE MATERIAL SPECIFICATIONS VENDOR SH ZONE NO DIA THICK WIDTH LG NO HF-206-EMS LITTER INSTALLATION BULKHEAD/FUEL VENT MOD HELIFAB FORWARD ROLLER ASSEMBLY HELIFAB AFT ROLLER ASSEMBLY HELIFAB LITTER BOARD ASSEMBLY HELIFAB LITTER ASSEMBLY (SEE NOTE 19 & 22) HELIFAB STRUT ASSEMBLY HELIFAB 7 2 AN WASHER INSERT BELL TEXTRON 9 20 AN 960 C10 WASHER AN3-4A BOLT 11 AR 6398 ADHESIVE HYSOL MAGNOBOND AN4-5A BOLT 13 2 AN960C416L WASHER 14 1 MS21042L4 NUT PIN/LANYARD ASSY. HELIFAB INSERT BELL TEXTRON DECAL HELIFAB DECAL HELIFAB 19 AR DECAL HELIFAB 20 AR DECAL HELIFAB 21 AR LITTER ASSY./FOLDING HANDLE (SEE NOTE 22) HELIFAB 22 AR LITTER ASSY. (SEE NOTE 20 & 21) HELIFAB 23 AR LITTER ASSY. (SEE NOTE 21) HELIFAB 24 AR PLATE HELIFAB 25 AR AN R-10 SCREW 26 AR DECAL HELIFAB 27 AR DECAL HELIFAB 28 AR DECAL HELIFAB 29 AR DECAL (SEE NOTE 24) HELIFAB 30 AR LITTER ASSY/ FOLDING HANDLE (SEE NOTE 23) HELIFAB 31 AR DECAL HELIFAB 32 AR DECAL HELIFAB 33 AR DECAL (SEE NOTE 24) HELIFAB - PROPRIETARY NOTICE - THIS DOCUMENT AND THE INFORMATION HEREIN ARE PROPRIETARY DATA TO HELIFAB AND ALL DESIGN MANUFACTURING, REPRODUCTION, USE, PATENT RIGHTS, AND SALES RIGHTS REGARDING THE SAME ARE EXPRESSLY RESERVED. THIS DATA IS SUBMITTED UNDER A CONFIDENTIAL RELATIONSHIP FOR A SPECIFIC PURPOSE AND NEITHER THIS DOCUMENT NOR THE INFORMATION CONTAINED HEREIN SHALL BE REPRODUCED, USED, OR DISCLOSED TO OTHERS. INC. EO-HF206EMS ADD TOLERANCES DRAWN: O.LOMENICK HELIFAB E ALTERNATE FOR ITEM 29. ADD 06/07/12 K. ST. AUBIN SHEET 1,13,15 UNLESS OTHERWISE SPECIFIED CHECKED: BROUSSARD, LA NOTE 24. BREAK ALL SHARP EDGES.015 X 45 deg. OR R.015 ENGINEERING: TITLE: ADD SHEETS FOR ADDED ITEM DIMENSIONS ARE IN INCHES MAINTENANCE: D 28 THRU 30. INC. EO- 11/07/11 J.HUVAL SHEET 1, 11, 12, 13, 14, 15 ABBREVIATIONS PER MIL-STD-12D QUALITY ASSURANCE: LITTER INSTALLATION HF206EMS AND -4 TOLERANCES ALL FRACTIONS INITIAL RELEASE DATE: 02/01/05 C UPDATE DRAWINGS 03/09/09 J.BROOM ALL XXX /16" STC NO: DRAWING NO: HF-206-EMS-2000 B ADD LITTER DRWS./INC. E.O. 11/07 J.BROOM SHEET 3,4,10,11,12 XX +.03 NHA: FILE NO: A ADDED DECAL (ITEM #19) 07/05 O.LOMENICK ITEM 19&20/(SHEET 1) X +.1 ANGLES DRAWING SIZE: B LATEST REV./DATE: REV E \ 06/07/12 ESCRIPTION DATE DRAWN BY APP/SHEET + 1/2 degrees + 1/2 degrees SCALE: NTS SHEET: 1 OF 15

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16 APPENDIX C Sheets 1 through 3 of EO , Rev IR, 06/07/12 HF-SI-1, Rev B Page 5 of 8 June 07, 2012

17 ITEM QTY REQ'D PER DASH NUM. PART NUMBER NOMENCLATURE STOCK SIZE MATERIAL SPECIFICATIONS VENDOR SH ZONE NO DIA THICK WIDTH LG NO CR RIVET FOOT DIAPHRAGM SEE DRAWING NOTE 21 HELIFAB FOOT DIAPHRAGM FWD BELT AIRCRAFT BELT S FOOT DIAPHRAGM AFT BELT AIRCRAFT BELT S NYLATRON BLOCK 47 8 CR RIVET 48 AR FOOT DIAPHRAGM SEE DRAWING NOTE 21 - PROPRIETARY NOTICE - THIS DOCUMENT AND THE INFORMATION HEREIN ARE PROPRIETARY DATA TO HELIFAB AND ALL DESIGN MANUFACTURING, REPRODUCTION, USE, PATENT RIGHTS, AND SALES RIGHTS REGARDING THE SAME ARE EXPRESSLY RESERVED. THIS DATA IS SUBMITTED UNDER A CONFIDENTIAL RELATIONSHIP FOR A SPECIFIC PURPOSE AND NEITHER THIS DOCUMENT NOR THE INFORMATION CONTAINED HEREIN SHALL BE REPRODUCED, USED, OR DISCLOSED TO OTHERS. C ADD RIVET LOCATIONS TO PN LITTER ASSY. ADDED SHEETS FOR NEW ITEMS 39 THRU 47 TO DRAWING. ADDED SHEETS 10/21/11 FOR ASSEMBLY OF PN TOLERANCES DRAWN: O.LOMENICK HELIFAB 01/09/12 K. ST. AUBIN SHEET 2, 22 UNLESS OTHERWISE SPECIFIED CHECKED: BROUSSARD, LA BREAK ALL SHARP EDGES.015 X 45 deg. OR R.015 ENGINEERING: TITLE: DIMENSIONS ARE IN INCHES MAINTENANCE: SHEET 1, 2, 8, 22, 23, 24, 26, 27 B J.HUVAL ABBREVIATIONS PER MIL-STD-12D QUALITY ASSURANCE: LITTER ASSEMBLY TOLERANCES ALL FRACTIONS INITIAL RELEASE DATE: IR 02/01/05 XXX / 16 " STC NO: DRAWING NO: 2501 A INCORPORATE EO ADD 03/20/06 O.LOMENICK XX +.03 NHA: FILE NO: FOLDING HANDLE OPTION, VELCRO APPLICATION, X +.1 ANGLES DRAWING SIZE: B REV C \ 01/09/12 CORRECTED PARTS LIST. LATEST REV./DATE: ESCRIPTION DATE DRAWN BY APP + 1/2 degrees + 1/2 degrees SCALE: NTS SHEET: 2 OF 27

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20 APPENDIX D Page i thru iv and 1 thru 3 of of Helifab Flight Manual Supplement HF-206-FMS-001, Rev 2, 10/07/09 HF-SI-1, Rev B Page 6 of 8 June 07, 2012

21 HeHFab, In«HF-206-FMS SmedeHwy Broussard, LA FAA APPROVED HELICOPTER FLIGHT MANUAL SUPPLEMENT FOR BELL MODEL 206L1, L3 & L4 HELICOPTERS WITH HELIFAB INC LITTER INSTALLATION REG NO. SERIAL NO, This supplement must be attached to the FAA Approved Rotorcraft Flight Manual when the Helifab litter is installed in accordance with Supplemental Type Certificate Number STC SR09441RC The information herein supplements the information of the basic Rotorcraft Flight Manual only in those areas listed. For limitations, procedures, and performance not contained in the supplement, consult the bas^ic Flight Manual. FAA APPROVED: MANAGER, ROTOR^ltAFT CERTIFICATION OFF FEDERAL AVIATION ADMINISTRATION DEPARTMENT OF TRANSPORTATION SOUTHWEST REGION, FORT WORTH. TEXAS Date: October 7, 2009 July 16, 2009 Page i

22 HdiFab, Inc L318 Smede y Broussard. LA HF-206-FMS-00I LOG OF REVISIONS Revision Date Original Rev 1 Rev 2 August 5, 2005 March 09, 2009 October 7, 2009 Page Revision j 2 ii 2 iii 2 iv MANAGER, ROTORCRAFT CERTIFICATION OFFICE FEDERAL AVIATION ADMINISTRATION DEPARTMENT OF TRANSPORTATION SOUTHWEST REGION, FORT WORTH, TEXAS NOTE: Revised text is indicated hy a black vertical line. Insert latest revision n.iyes; dispose of superseded pa>;es. July 16, 2009 Page ii

23 BeliFab, Inc HF-206-FMS-001 l318smcdchwy Bruussard, LA TABLE OF CONTENTS SECTION LOG OF REVISIONS ii TABLE OF CONTENTS Hi INTRODUCTION iv Part I FAA APPROVED SECTION: SECTION I - LIMITATIONS I SECTION 2 - NORMAL PROCEDURES 3 SECTION 3 - EMERGENCY/MALFUNCTION PROCEDURES 3 SECTION 4 - PERFORMANCE DATA 3 SECTION 5 - WRIGHT AND BALANCE 3 July 16, 2009 Page iii

24 HeliFab, Inc 1318SmedeHwy Broussard, LA HF-206-FMS-001 INTRODUCTION The litter installation is installed on the left hand side of the aircraft in the area formerly occupied by the co-pilot seat and aft facing L/H passenger seat. The litter attaches to the aircraft through the use of an aluminum honeycomb litter board that travels fore and aft approximately 14" total. Roller assemblies attach to the co-pilot kick panel and left hand aft facing seat kick panel. The stretcher lock is located on the aft outboard side of the litter board. The litter board travel release is located on the aft edge of the board. A cutout is made to the skin behind the co-pilot seat and the L/H forward fuel tank fitting was modified in order to provide clearance for the litter installation. July 16,2009 Pageiv

25 1* HeliFab, (nc 1318 Smcde Hwy Broussard. LA HF-206-FMS-001 i Section 1 LIMITATIONS PASSENGER LOAD When the litter kit is installed, the maximum passenger load is limited to two (2) (not including patient). COPILOT CYCLIC AND COLLECTIVE CONTROLS The copilot cyclic and collective controls must bo removed and stowed when a litter is installed. CENTER OF GRAVITY LIMITS Aircraft empty weight shall be determined after passenger cabin seating kits and rescue equipment have been either installed or removed. Ballast requirements shall be determined and the aircraft ballasted, as required, to return the aircraft to within empty weight CG limits as published in the Bell 206 maintenance manual. It shall be the responsibility of the pilot to ensure that the helicopter is properly loaded so that the entire flight is conducted within the limits of longitudinal gross weight (GW) center of gravity and lateral center of gravity charts in Bell 206 Flight Manual Supplement. Gross weight and center of gravity may be calculated from the helicopter Actual Weight Record and loading tables or in appropriate Flight Manual Supplements ffms) to assure safe loading. July 16, 2009 Pagel

26 HeliKab, Inc HF-206-FMS Sm«l<?Hwy Bruussard, LA DOORS 1 ' Only left hand passenger door assemblies listed below are to be used with the installation of P/N and litters. Acceptable Left Hand Passenger Door Assembly P/N: Door assemblies that supersede and can be show to be a direct replacement of the door assemblies listed ma)' also be used. NIGHT OPERATIONS Approved Blackout Curtains must be installed for EMS Night Operations. July 16, 2009 Page2

27 HeliLab. Inc 1318 Smede Hwy Bronssard, LA HF-206-FMS-001 Section 2 NORMAL PROCEDURES NO CHANGE Section 3 EMERGENCY/ MALFUNCTION PROCEDURES NO CHANGE Section 4 PERFORMANCE NO CHANGE Section 5 WEIGHT AND BALANCE SEE MANUFACTURER'S DATA July 16, 2009 Page 3

28 APPENDIX E Page 1 thru 6 of Helifab Flight Manual Supplement, Manufacturer s Data, HF-206-FMS-001-MD, Rev 1, 10/21/11 HF-SI-1, Rev B Page 7 of 8 June 07, 2012

29 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA ROTORCRAFT MANUFACTURER S DATA ROTORCRAFT FLIGHT MANUAL SUPPLEMENT FOR BELL MODEL 206 L Series WITH HELIFAB LITTER INSTALLATION Registration Number Serial Number The manufacturer s data is provided in conjunction with the FAA Approved Rotorcraft Flight Manual Supplement when the aircraft is modified by the installation of Helifab s Litter Installation in accordance with Supplemental Type Certificate SR09441RC The information contained herein supplements or supersedes the basic flight manual only in those areas contained herein. 1

30 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA LOG OF REVISIONS Revision Date Initial Release October 7, October 21, 2011 Page Revision NOTE: Revised text is indicated by a black vertical line. Insert latest revision pages; dispose of superseded pages. 2

31 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA TABLE OF CONTENTS LOG OF REVISIONS... 2 GENERAL... 4 WEIGHT AND BALACE

32 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA GENERAL ROTORCRAFT MANUFACTURER S DATA The litter is installed on the left hand side of the aircraft in the area formerly occupied by the copilot seat and aft facing L/H passenger seat. The litter attaches to the aircraft through the use of an aluminum honeycomb litter board that travels fore and aft approximately 14 total. Roller assemblies attach to the co-pilot kick panel and left hand aft facing seat kick panel. A cutout is made to the skin behind the co-pilot seat and the L/H forward fuel tank fitting was modified in order to provide clearance for the litter installation. Helifab s litter installation allows for the installation of a patient litters (P/N , and ) or equipment transport litters (P/N and ). All litters secure to the litter board in the same manner, and are therefore interchangeable with the basic installation. The procedures contained in the instructions for continued airworthiness must be followed when changing from one litter to another. The following gives an abbreviated summary of the litter positions allowed during takeoff, flight, landing and takeoff phases. Always refer to placards and instructions for continued airworthiness (ICA) for operating limitations. Allowed litter positions: Litter PN and (Patient Litters) Litter board may be in any position for any phase of flight. Litter backrest must be in the horizontal position during takeoff, taxi and landing. Litter backrest may be inclined up to 45 from the horizontal during normal flight. Litter PN (Patient Litter) Litter board may be in any position for any phase of flight. Litter backrest may be inclined up to 30 from horizontal during takeoff, taxi and landing. Litter backrest may be inclined up to 45 from the horizontal during normal flight. Litter PN and (Equipment Litters) Litter should be in the full aft position so as to allow the passenger lap belt to wrap around the aft tube of the litter. 4

33 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA WEIGHT AND BALACE The basic empty weight and balance and equipment list must be updated with the medical interior modification. The pilot must refer to the equipment list for the specific arrangement. The weight and balance can be computed using the correct empty weight and balance data, component weights listed below, the weight of the patient, the weight of the equipment or accessories attached to the litter and the locations of each. Litter P/N / , Fixed Components Weight Longitudinal Station Lateral Station (LBL) Fixed Fwd Roller assy Fixed Aft Roller assy Co-pilot seat back mod Litter Guard Litter Strut Total Adjustment 27.7 Lbs Lb in Lb in Adjustable Components Weight Longitudinal Station Most Fwd Longitudinal Station Most Aft Lateral Station (LBL) Litter platform Litter P/N and Litter w/ cushion P/N The total weights to be calculated for weight and balance purposes on litter P/N , , and include the fixed components, litter platform and stretcher, and corresponding patient weight. CG location must be calculated for worst case since the position of the stretcher and litter platform are adjustable from a forward CG location of to Litters P/N and Fixed Components Weight Longitudinal Station Lateral Station (LBL) Fixed Fwd Roller assy Fixed Aft Roller assy Co-pilot seat back mod Litter Guard Litter Strut Total Adjustment 27.7 Lbs Lb in Lb in Litter and Platforms Weight Longitudinal Station Lateral Station (LBL) Litter platform Litter P/N , Litter Only Litter P/N , Litter and Mounted Equipment Litter P/N , Litter Only Litter P/N , Litter and Mounted Equipment

34 HeliFab, Inc HF-206-FMS-001-MD, Rev Smede Hwy October 21, 2011 Broussard, LA The total weights to be calculated for weight and balance purposes on litter P/N and include the fixed components, litter platform and stretcher, and equipment and patient weight for the respective litter part number. 6

35 APPENDIX F Page 1 thru 53 of of Helifab Instructions for Continued Airworthiness, Rev D, 06/07/12 HF-SI-1, Rev B Page 8 of 8 June 07, 2012

36 HELIFAB 1318 SMEDE HWY. BROUSSARD, LA REPORT NUMBER THIS MANUAL IS PREPARED TO PROVIDE INFORMATION, INSTRUCTIONS FOR CONTINUED AIRWORTHINESS, MAINTENANCE INSTRUCTIONS AND REPAIR PROCEDURES FOR EQUIPMENT MANUFACTURED BY HELIFAB THAT MAY BE INSTALLED ON THE 206 HELICOPTER. ENSURE THAT THIS MANUAL IS USED FOR ONLY HELIFAB EQUIPMENT. Page 1

37 TABLE OF CONTENTS TABLE OF CONTENTS... 2 FIGURES... 3 RECORD OF REVISIONS... 4 LIST OF EFFECTIVE PAGES... 4 Chapter 1 GENERAL Introduction General Product Information Scope of the aircraft maintenance manual Changes to the Equipment Maintenance Manual Items of special emphasis General Consumable Materials... 8 CHAPTER 4 - AIRWORTHINESS LIMITATIONS Time Change Items... 9 CHAPTER 5 TIME LIMITS/INSPECTIONS Overhauls - Time Limits Conditional Inspections - Time Limits Preflight Check - Equipment Hour Inspection Months/1200 Hour Inspection CHAPTER 6 WEIGHT AND BALANCE Weight and Balance CHAPTER 85 EMERGENCY MEDICAL SYSTEM Introduction General Description - Standard Equipment Removal/Installation and Troubleshooting HF-206-EMS L EMS Litter Removal/Installation and Troubleshooting Bulkhead/Fuel Vent Modification Removal/Installation and Troubleshooting Forward Roller Assembly Removal/Installation and Troubleshooting Aft Roller Assembly Removal/Installation and Troubleshooting Litter Board Assembly Removal/Installation and Troubleshooting , , Litter Assembly Installation/Removal and Troubleshooting Airshields TI-500 Incubator Litter Installation/Removal and Troubleshooting Airborne Model 20H Incubator Litter Removal/Installation and Troubleshooting Strut Assembly Removal/Installation and Troubleshooting Copilot Seat Belt Installation Removal/Installation Decals Sealant - Litter and Board Cleaning - Litter and Board Cleaning Cushion Cleaning Stretcher Restraints Stretcher Restraint Replacement Repair Page 2

38 FIGURES FIGURES TITLE PAGE FIGURE 1 General Arrangement 16 FIGURE 2 General Arrangement 17 FIGURE 3 Bulkhead/Fuel Vent Modification 18 FIGURE 4 Bulkhead/Fuel Vent Modification 18 FIGURE 5 Forward Roller Assembly 19 FIGURE 6 Aft Roller Assembly 20 FIGURE 7 Litter Board Assembly 21 FIGURE 8 Litter Assembly FIGURE 8a Litter Assembly FIGURE 8b Litter Assembly FIGURE 8c Incubator Litter Assembly FIGURE 8d Incubator Litter Assembly FIGURE 9 Strut Assembly 25 FIGURE 10 EMS Litter 27 FIGURE 11 EMS Litter 27 FIGURE 12 Bulkhead/Fuel Vent Modification 29 FIGURE 13 Bulkhead/Fuel Vent Modification 29 FIGURE 14 Forward Roller Assembly 31 FIGURE 15 Aft Roller Assembly 32 FIGURE 16 Litter Board Assembly 33 FIGURE 17 Litter Assembly 34 FIGURE Airshields TI-500 Incubator Litter Assy. 36 FIGURE Airborne Model 20H Incubator Litter 38 FIGURE 20 Strut Assembly 39 FIGURE 21 Decals 43 FIGURE 22 Decals 44 FIGURE 23 Decals 45 FIGURE 24 Decals 46 FIGURE 25 Decals 46 FIGURE 26 Decals 47 FIGURE 27 Decals 47 FIGURE 28 Decals 48 FIGURE 29 Restraint Replacement 49 FIGURE 30 Restraint Replacement 49 FIGURE 31 Restraint Replacement 53 Page 3

39 REVISION NUMBER RECORD OF REVISIONS REVISION DATE PAGE(S) AFFECTED IR 04/24/2005 ALL 4/24/2005 REV A 10/28/ /28/2005 REV B 03/09/ /09/2009 REV C 11/07/ /07/2011 REV C 06/07/ /07/12 INSERTION DATE/ INITIALS/TRANSMISSION DATE LIST OF EFFECTIVE PAGES Page Number Revision Revision Date 1-39 A 10/28/ B 03/09/ C 11/07/ D 06/07/12 Page Number Revision Number Revision Date Page 4

40 CHAPTER 1 GENERAL 1.1 Introduction General Product Information The Helifab, Inc. Litter installation allows for the transport of one litter patient or one neonatal incubator transport unit. The litter installation includes the following features: Litter Deck The litter deck is fastened to the aircraft and is a means of securing the Stretcher. The stretcher is able to be slid aft for better care of the patient. Litter - There are five (5) different litter assemblies that can be used with Helifab s litter kit installation. They are: Patient Litter (PN ) This litter assembly is for transportation of a patient and uses fixed carrying handles on the aft end of the litter. This litter assembly is allowed to be in any longitudinal position during any phase of flight when the proper placards are installed. The litter backrest must be fully reclined during takeoff and landing and may be inclined up to 45 in flight. Patient Litter (PN ). This litter assembly is for transportation of a patient and uses folding carrying handles on the aft end of the litter. This litter assembly is allowed to be in any longitudinal position during any phase of flight when the proper placards are installed. The litter backrest must be fully reclined during takeoff and landing and may be inclined up to 45 in flight. Patient Litter (PN ) This litter assembly is for transportation of a patient and uses folding carrying handles on the aft end of the litter. A foot diaphragm for additional patient restraint is included with this assembly. This litter assembly is allowed to be in any longitudinal position during any phase of flight and is the only litter assembly allowed to have the backrest inclined during takeoff and landing phases when the proper placards are installed. The maximum backrest inclination during takeoff and landing is 30, and an inclination angle of 45 is allowed during flight. Incubator Litter (PN ) This litter secures to the aircraft in the same manner as the patient litter and has a quick release mounting system for the Airshields TI-500 incubator. This litter must be in the full aft position for use to allow the passenger seat belt to wrap around the aft end of the litter. Page 5

41 Incubator Litter (PN ) This litter secures to the aircraft in the same manner as the stretcher and has quick release mounting provisions for the Airborne 20H incubator as well as a rack for three medical gas cylinders and shelf for securing technicians soft goods backpack. This litter must be in the full aft position for use to allow the passenger seat belt to wrap around the aft end of the litter. Copilot seat belt installation brackets This is an optional installation that incorporates copilot seat belt mount brackets. This allows the copilot seat to be occupied when the litter is removed. The copilot seat belt brackets may remain installed and does not affect litter operation Scope of the aircraft maintenance manual (1) This equipment maintenance manual describes the required procedures for maintaining continued airworthiness for the Bell 206 L series aircraft with the Helifab medical stretcher. This manual only includes information for servicing, maintenance, inspection and repair within the scope of an appropriately rated mechanic or repair station Changes to the Equipment Maintenance Manual (1) Revisions are supplied to all registered owners of aircraft incorporating equipment covered by this manual. It is the responsibility of the owner/ operator that only the current issue of the Equipment Maintenance Manual is used. (2) Changes to the equipment maintenance manuals are to be incorporated. (3) Changes are identified as follows: (a) Revised or extended text, inserted pages with new text contents or new figures are identified with black marginal bars or referenced symbols. (b) When text is relocated, resulting possibly in a renumbering of pages or task, or in case of printing error corrections, no markings are provided. (c) Changed pages are provided with the issue date of the change. (4) Equipment manufacturer s manuals; Page 6

42 Upon initial installation of the Helifab medical stretcher, Helifab will provide any installation or operators manuals that are included with the purchase of the new equipment Items of special emphasis WARNING IS USED WHEN UNQUALIFIED PERFORMANCE OR NEGLECT OF INSTRUCTIONS MAY LEAD TO INJURIES OR DEADLY ACCIDENTS. CAUTION NOTE IS USED WHEN UNQUALIFIED PERFORMANCE OR NEGLECT OF INSTRUCTIONS MAY LEAD TO EQUIPMENT DAMAGE IS USED WHEN A PARTICULAR ITEM NEEDS TO BE EMPHASIZED Page 7

43 E. Abbreviations EMM Equipment Maintenance Manual Y Years MIL US Military Specification TSN Time Since New HF HeliFab N/C No Change FH Flight Hours Mo. Months 1.2 General A. Special tools are defined in the test. B. Torque Values. Unless specified otherwise, the following torques will be used. Size Type Torque 6/32 Thread screws and nuts 6 to 10 in. lbs 8/32 Thread screws, nuts and bolts 12 to 15 in. lbs 10/32 Screws, nuts and bolts 20 to 25 in. lbs 1/4 Bolts and nuts 50 to 70 in. lbs 3/8 16NC Hex Head Bolt 240 to 248 in. lbs 1.3 Consumable Materials A. Explanation; Consumable materials noted throughout this manual and on referenced drawings are the only material are to be used. The original installer can be contacted to approve alternate or equivalent materials. Page 8

44 CHAPTER 4 - AIRWORTHINESS LIMITATIONS 4.1 Time Change Items There is no airworthiness limitations associated with this type design change. The Airworthiness Limitations section is FAA approved and specifies maintenance required under Secs and [91.403] of the Federal Aviation Regulations unless an alternative program has been FAA approved. Page 9

45 CHAPTER 5 TIME LIMITS/INSPECTIONS 5.1 Overhauls - Time Limits There are no overhauls or time limits associated with this type design change. 5.2 Conditional Inspections - Time Limits Operational Incidents A. After any operational incident involving hard landings, sudden stoppage of the drive train or water immersion, the system must not be operated unless all requirements, inspections and overhauls are performed in accordance with Chapter 5 of this EMM. B. Notification of incident must be made to the STC holder for additional requirements. Blood Spillage A. In the event of blood spillage clean affected areas. Use appropriate sections for the removal and installation of parts. CHECKS 5.3 Preflight Check - Equipment A. The preflight check shall be accomplished in accordance with this guide by a qualified technician or pilot. B. System Check: Installed equipment Interior 1) Check litter and litter latching mechanism for loose, broken or worn parts. 2) Check seat belts for loose, frayed or worn parts. Page 10

46 3) Check cushion for rips, tears or deformation. The cushion must be removed from service if any damage is noted. 4) When the Airshields TI-500 incubator transport is installed, also check for proper operation of the release mechanism and aft kickstand support. 5) When the Airborne Model 20H Incubator transport is installed, check for proper operation of the latch mechanisms and oxygen bottle security. Page 11

47 Hour Inspection A. This inspection is to be performed by a qualified technician. B. In conjunction with this inspection a complete preflight inspection must be accomplished in accordance with Section 5.3. DATE: HELICOPTER S/N: TOTAL TIME: REGISTRY NO: INSPECTION TASK DESCRIPTION 1. Inspect primary stretcher for security and condition. 2. Inspect litter latching mechanism for loose, broken or worn parts. If loose or worn parts are noted see section Inspect fwd and aft roller assemblies for cracks. (No cracks are allowed) 4. Inspect foot diaphragm (Litter PN only) and seat belts for fraying of material, condition of stitching, and security. (No fraying of material or broken stitching is allowed) 5. Inspect cushion for rips and tears. (No rips or tears are allowed) 6. Inspect stretcher roller for proper operation. Rollers can be worn as long as they still function properly. 7. Inspect strut for proper operation. If strut does not hold the litter firmly in place it should be replace immediately. 8. Inspect for corrosion and mechanical damage of airframe structure under stretcher. 9. Return aircraft to service and make appropriate entries in aircraft log book 10. TI-500 Incubator Litter P/N (when installed) A. Inspect incubator release mechanism for security, proper operation of Release/lock mechanism, B. Inspect condition and operation of kick-stand support 11 Airborne Model 20H Incubator Litter P/N (when installed) A. Inspect incubator clamp blocks and draw latch brackets for security B. Inspect oxygen/air bottle mount assembly for condition, proper clamping capability of the bottle support and security of the wing nut safety spring clips. 12, Co-pilot seat belt modification provisions (when installed) A. Inspect seat belt swivel fitting and attaching hardware for condition and security. INITIAL MECHANIC Page 12

48 Months/1200 Hour Inspection A. This check is to be accomplished by a qualified technician. B. In conjunction with this inspection a complete preflight and 100 Hour inspections must be accomplished in accordance with Section 5.3 and 5.4 DATE: HELICOPTER S/N: TOTAL TIME: REGISTRY NO: INSPECTION TASK DESCRIPTION 1. Inspect primary stretcher for security and condition. 2. Remove stretcher and litter to inspect aircraft structure. 3. Inspect airframe structure under stretcher for corrosion and mechanical damage. If corrosion or mechanical damage is noted refer to the airframe manufactures maintenance manual. 4. Inspect litter latching mechanism for loose, broken or worn parts. Replace any loose broken or worn parts. 5. Inspect fwd and aft roller assemblies for cracks. (No cracks are allowed) 6. Inspect foot diaphragm (Litter PN only) and seat belts for fraying of material, condition of stitching, and security. (No fraying of material or broken stitching is allowed) 7. Inspect cushion for rips and tears. (No rips or tears are allowed) 8. Inspect stretcher roller for proper operation. Rollers can be worn as long as they still function properly. 9. Inspect strut for proper operation. If strut does not hold the litter firmly in place it should be replaced immediately. 10. Inspect fuel vent line under litter assembly for chafing. If chafing is evident refer to the aircraft maintenance manual for limits. 11. Inspect for corrosion and mechanical damage to airframe structure under forward and aft roller mount assemblies, and inside copilot seat and broom closet boxes. 12. Install stretcher and litter assembly in aircraft. 13. Return aircraft to service and make appropriate entries in aircraft log book INITIAL MECHANIC Page 13

49 CHAPTER 6 WEIGHT AND BALANCE 6.1 Weight and Balance The new empty weight and corresponding C.G. location must be determined and entered in the aircraft permanent records. Litter Installation Component Weights Fixed Components Weight Longitudinal Station Lateral Station (LBL) Fixed Fwd Roller assy Fixed Aft Roller assy Co-pilot seat back mod Litter Guard Litter Strut Adjustable Components Weight Longitudinal Station Most Fwd Longitudinal Station Most Aft Lateral Station (LBL) Litter platform Litter w/cushion (P/N and ) Litter w/cushion (P/N ) Airshields TI-500 Incubator Litter P/N N/A (litter only) Airshields TI-500 Incubator and Litter P/N N/A Airborne Model 20H Incubator Litter P/N N/A (litter only) Airborne Model 20H Incubator, Litter P/N and Bottles w/backpack N/A Note: CG location must be calculated for worst case since the position of the stretcher and litter platform are adjustable from a forward CG location of to The Airshields TI-500 and Airborne Model 20H Incubator Litters (P/N and ) are only useable in the full aft position. Page 14

50 CHAPTER 85 EMERGENCY MEDICAL SYSTEM 85.1 Introduction This section presents a description of the Helifab litter installation (PN HF-206-EMS ) in the Bell 206L helicopter. This section can be used as a familiarization and be developed into a training program by users of the kit General Description - Standard Equipment The HF-206-ICA-Stretcher-1 Medical Litter system includes the following components: Description: HF-206-EMS General Arrangement/206L EMS Litter Bulkhead/Fuel Vent Modification Forward Roller Assembly Aft Roller Assembly Litter Board Assembly Patient Litter Assembly (Patient Litter With Fixed Handles) Strut Assembly The HF-206-ICA-Stretcher-1 Medical Litter system includes the following Optional components: Litter Assembly(Patient litter with folding handles) Litter Assembly(Patient litter with folding handles and foot diaphragm) Airshields TI-500 Incubator Litter (litter only) Airborne Model 20H Incubator Litter (litter only) Copilot Seat Belt Modification Page 15

51 The function and operation of the system components are described below: A) PN HF-206-EMS General Arrangement/206L EMS Litter The general arrangement drawings Figure 1 and 2 show the location of the installed equipment in the aircraft. The medical litter is installed on the left side of the aircraft cabin. The litter assembly consists of fwd and aft roller assemblies, litter board assembly and a modified Ferno litter. The litter assembly attaches to the aircraft by the addition of the Helifab position lock latching mechanism consisting of an alignment mount on the forward end and a latch mechanism attached to the aft end. The restraint system is attached directly to the litter assembly. General Arrangement FIGURE 1 Page 16

52 General Arrangement FIGURE 2 Page 17

53 B) PN Bulkhead/Fuel Vent Modification The bulkhead fuel vent modification is installed to allow adequate room for medical litter. This modification reduces the height of the fuel vent line on the left hand forward fuel tank and the aft bulkhead behind the copilot seat. Bulkhead/Fuel Vent Modification FIGURE 3 Bulkhead/Fuel Vent Modification FIGURE 4 Page 18

54 C) PN Forward Roller Assembly The forward roller assembly is installed on the left side of the aircraft cabin at the copilot kick panel. The forward roller assembly is used to align and attach the litter board assembly LITTER BOARD ROLLER ASSEMBLY FORWARD MOUNT SIDE VIEW FROM L/H SIDE OF AIRCRAFT Forward Roller Assembly FIGURE 5 Page 19

55 D) PN Aft Roller Assembly The aft roller assembly is installed on the left side of the aircraft cabin at the aft facing seat panel. The aft roller assembly is used to align and attach the litter board assembly. Aft Roller Assembly FIGURE 6 Page 20

56 E) PN Litter Board Assembly The litter board assembly is installed on the left side of the aircraft cabin and attaches to the forward and aft roller assemblies. The litter board assembly is used to attach the litter. Litter Board Assembly FIGURE 7 F) PN Copilot Seat Belt Modification There is an optional Copilot seat modification that adds two attachments for the copilot seat belt. The modification must be installed in accordance with the Drawing 2101, Cutout of the Copilot Seat Back, and allows for the installation of the copilots seat and belts back into the aircraft when assembly part number , , , , and Litter (2501-X, , or ) have been removed. Page 21

57 G) PN Litter Assembly The litter assembly is a modified Ferno litter. The litter is modified by the addition of an alignment pin and loading guides on the fwd end. Latch brackets are installed on the aft end to secure the litter to the litter board. Fixed loading handles are also installed on the aft end. (See Figure 8) Litter Assembly FIGURE 8 H) PN Litter Assembly (alternate litter with folding handles) The litter assembly identical to the litter except that folding carrying handles replace the fixed carrying handles on the aft end. (See Figure 8a) Litter Assembly (with folding handles) FIGURE 8a Page 22

58 I) PN Litter Assembly(alternate litter with folding handles and foot diaphragm) The litter assembly is a litter assembly that has additional structural modification and includes a foot diaphragm for patient restraint. The foot diaphragm attaches to the forward end of the litter and is used to secure the patient to the litter. The litter is the only litter assembly allowed to be in the inclined position during takeoff and landing Litter Assembly (with folding handles) FIGURE 8b J) PN Airshields TI-500 Incubator Litter (litter only) The litter assembly is a modified Ferno litter. The litter is modified by the addition of an alignment pin and loading guides on the fwd end. Latch brackets are installed on the aft end to secure the litter to the litter board and an incubator quick release mechanism. The quick release mechanism self aligns with the incubator manufactures provisions for a gurney transport. There is a folding kick stand on the aft end that rests on a plate installed in the aft seat deck to assist in supporting the weight. The litter deck must be in the most aft position due to the length of the Airshields TI-500 Incubator. Page 23

59 Incubator Litter Assembly FIGURE 8c Page 24

60 K) PN Airborne Model 20H Incubator Litter (litter only) The litter assembly is a modified Ferno litter. The litter is modified by the addition of an alignment pin and loading guides on the fwd end. Latch brackets are installed on the aft end to secure the litter to the litter board and provisions to install the incubator manufactures draw latch corner brackets. A mount assembly is installed to allow the installation of three E oxygen/air cylinders. A shelf over the cylinders and the addition of restraints allows for the transport of technicians soft good backpack Incubator Litter Assembly FIGURE 8d L) PN Strut Assembly The strut assembly is used to position and lock the litter assembly in various forward and aft positions. Strut Assembly FIGURE 9 Page 25

61 85.3 Removal/Installation and Troubleshooting HF-206-EMS L EMS Litter A. References: Figures 10 and 11 B. Special Tools None C. Consumables Materials: None D. Procedure: Removal (1) Remove litter using section 85.8, 85.9, or depending on which litter is installed. (2) Remove litter boar assembly using section 85.7 (3) Remove fuel vent modification using section 85.4 if STC# SH2371CE is not installed (4) Remove strut assembly using section (5) Remove aft roller assembly using section 85.6 (6) Remove forward roller assembly using section 85.5 Installation (1) Install fwd roller assembly using section (2) Install aft roller assembly using section 85.6 (3) Install seat back cutout fuel vent modification using section 85.4 if STC#SH2371CE is not installed. (4) Install strut assembly using section (5) Install litter board assembly using section (6) Install litter using section 85.8, 85.9, or depending on which litter is to be installed Troubleshooting (1) Refer to the appropriate section for troubleshooting. Page 26

62 EMS Litter FIGURE 10 EMS Litter FIGURE 11 Page 27

63 85.4 Removal/Installation and Troubleshooting Bulkhead/Fuel Vent Modification A. References: Figures 12 and 13 B. Special Tools: None C. Consumable Materials: None D. Procedure: Removal (1) Remove item 1 fuel vent hose P/N using airframe manufacturer instructions. (2) Remove item 2 left vent fitting P/N using airframe manufacturer instructions. Installation (1) Install item 2 left fuel vent fitting P/N using the airframe manufacturer instructions. (2) Install item 1 fuel vent hose P/N using the airframe manufacturer instructions. Troubleshooting (1) Loose or improper engagement can be corrected by replacement of defective or worn parts, including rollers. Page 28

64 Bulkhead/Fuel Vent Modification FIGURE Bulkhead/Fuel Vent Modification FIGURE 13 Page 29

65 85.5 Removal/Installation and Troubleshooting Forward Roller Assembly A. References: Figures 14 B. Special Tools: None C. Consumable Materials: None D. Procedure: Removal (1) Remove litter and litter board assembly from helicopter. See section 85.7 and 85.8, 85.9, or depending on which litter is installed. (2) Remove strut assembly from fwd roller assembly. See section for instructions. (3) Remove items 1 and 2 ten bolts P/N AN3-4A and washers P/N AN960C10 that attach the fwd roller assembly to copilot kick panel. (4) Remove item 3 bolt P/N AN4-5A, item 4 washer P/N AN960C416L and item 4 nut P/N MS21042L4 on aft end of forward strut support bracket. Installation (1) Install item 3 bolt P/N AN4-5A, item 4 washer P/N AN960C416L and item 5 nut P/N MS21042L4 on aft end of forward strut support bracket. For torque values see Section 1.2. (2) Install items 1 and 2 ten bolts P/N AN3-4A and washers P/N AN960C10 that attach the fwd roller assembly to copilot kick panel. For torque values see Section 1.2. (3) Install strut assembly on fwd roller assembly. See section for instructions. (4) Install litter and litter board assembly in helicopter. See section 85.7 and 85.8, 85.9, or depending on which litter is to be installed. Troubleshooting (1) Loose or improper engagement can be corrected by replacement of defective or worn parts, including rollers. Page 30

66 Fwd Roller Assembly FIGURE 14 Page 31

67 85.6 Removal/Installation and Troubleshooting Aft Roller Assembly A. References: Figure 15 B. Special Tools: None C. Consumable Materials: None D. Procedure: Removal (1) Remove litter and litter board assembly from helicopter. See section 85.7 and 85.8 for instructions. (2) Remove items 1 and 2 ten bolts P/N AN3-4A and washers P/N AN960C10 that attach the aft roller assembly to aft facing seat kick panel. Installation (1) Install items 1 and 2 ten bolts P/N AN3-4A and washers P/N AN960C10 that attach the aft roller assembly to aft facing seat kick panel. (2) Install litter and litter board assembly in helicopter. See section 85.7 and 85.8 for instructions. Troubleshooting 1. Loose or improper engagement can be corrected by replacement of defective or worn parts. Aft Roller Assembly FIGURE 15 Page 32

68 85.7 Removal/Installation and Troubleshooting Litter Board Assembly A. References: Figures 16 B. Special Tools: None C. Consumable Materials: None D. Procedure: Removal 1. Remove litter from aircraft. See section 85.8 for instructions. 2. Remove item 1 pin P/N from strut on aft end of litter board. 3. Disengage item 2 locking pin P/N from strut release lever bracket and rotate lever retainer 180 degrees. 4. Slide litter board assembly aft to remove from aircraft. Installation 1. Place litter board assembly on top of fwd and aft rollers. 2. Align guide pins and rails. Slide litter board assembly forward. Note: Verify that guide pins are in rails. 3. Install item 2 locking pin P/N in strut release lever bracket by rotating lever retainer 180 degrees. 4. Install item 1 pin P/N in strut on aft end of litter board. 5. Install litter in aircraft. See section 85.8 for instructions. Troubleshooting 1. Loose or improper engagement can be corrected by replacement of defective or worn parts. Litter Board Assembly FIGURE 16 Page 33