SNOW ENGINEERING CO. ENGINEERING NUMBER 02 Wichita Falls, Texas REPORT ORDER MODEL All

Transcription

1 LETTER INDE DATE *6/21/17 PAGE 1 OF *5 * 401/402 SERVICE INFORMATION LETTERS 0001 Flap Actuator Travel Limit Mircro Switches 0002 Hopper Rinse Spray Ball 0003 Converting to Argentine Configuration 0004 Flap Actuator Retrofit Instructions ( ) 0005 Hopper Fill Vent (thru 1090) 0006 Converting to Brazilian Configuration 0007 New Oil Cooler Ejector System Door Stop 0008 Quick Change Air Filter Kit ( ) 0009 Not for Gen. Distrib.-Converting to Arg. Configuration 0010 Wet Line instrument Connections 0011 Retrofit of Enlarged Access Panel in AT-401/402 Lower Aft Enclosure Skins 502 SERVICE INFORMATION LETTERS 0001 Door Closing Handle 0002 Flap Actuator Travel Limit Micro Switches 0003 Air Conditioner Operation 0004 Hopper Rinse Spray Ball 0005 Not Applicable Converting to Argentine Configuration 0007 Flap Actuator Retrofit Instructions ( ) 0008 Hopper Fill Vent (thru 0531) 0009 New Oil Cooler Ejector System Door Stop 0010 Quick Change Air Filter Kit (thru 0491) 0011 Wet Line Instrument Connections 0012 Retrofit of Enlarged Access Panel in AT-502 Lower Aft Enclosure Skins 602 SERVICE INFORMATION LETTERS 0001 Hopper Vent Tube 0002 Engine Air Filter Box 0003 Aft Belly Skin Cracks ( ) 0004 Flap Actuator Malfunction 0005 Tail-wheel Lock-Pin Housing Screws ( ) 0006 Mechanical Hopper Gauge 0007 Hopper Fill Vent (thru 0521) 0008 Quarter Turn Fastener Interference( ) 0009 PT6A-65AG Fuel Nozzle Inspection 0010 Quick Change Air Filter Kit ( ) 0011 Wet Line Instrument Connections

2 LETTER INDE DATE 2/14/00 PAGE 2 OF 802 SERVICE INFORMATION LETTERS 1 Not Applicable. 2 Not Applicable. 3 Not Applicable. 4 Cracks in lower flap bay wing skin at rib 5 Oil Cooler not large enough 6 Hydraulic oil leaks out of tank when system is shut down(air tankers with computer fire gate) 7 Heavy Ailerons 8 Dragging Brakes 9 Fuel exits tank vent line during manueuvers 10 Tail gear spring might break 11 L/H fuel tank feeds faster than R/H fuel tank 12 Excess grease pressure may cause tail wheel fork to drop out of housing in flight 12A Excess grease pressure in tail wheel housing may fail bolt through fork and steering cap 13 Hopper leak between hopper flange & adapter box 14 Hopper leaks around the lower internal brace Skin Cracks in fuselage removable panels 16 Cracks in long belly skin above center boom 17 Slack in tail wheel fork due to wear of upper 18 Hot section monitoring on PT6A-65 & 67 series 19 Tail wheel lock pin spring 20 Stick oscillations in rough air 21 Flap actuator malfunction 21A Flap actuator malfunction 22 Generator airscoop on R/H engine cowl 23 Hopper overfill protection valve 24 Tail wheel fork bushing 25 Cracking in aft hopper rear wall 26 Aileron pushrods under cockpit 27 Foam tank sender 28 Improved grommet for side skins 29 Engine cowl cracks 30 Aileron pushrod 31 Flap rub in wing shroud 32 Tail wheel shimmy 33 ITT Starting temps -- 67AG 34 Horizontal stabilizer attach bolts

3 LETTER INDE DATE *5/2/07 PAGE 3 OF 802 SERVICE INFORMATION LETTERS CONT. 35 Cherry Rivets Loosening in Service 36 Hopper Rinse Spray Ball 37 Clear Anti-Abrasive Tape 38 Exhaust Pipes 39 Proximity Sensor 40 Not Applicable 41 Not Applicable 41A Not Applicable 42 Hopper Quantity Gauge in Ag Models 43 Elevator Trim 44 Spray Booms for Lateral Support 45 Additional Support for Hopper Adapter 46 Optional Air Filter (Thru 0059) 47 Wood Support - Aft Hopper (Thru 0057) 48 Bronze Bushings/Trim Tab or Boost Tab Sys. 49 Simex Tires 50 Flap Actuator 51 Aft Turtle Deck Skin Attach Screws 52 Cracks In Lower Hopper Corners 53 Not Applicable 54 FCU Manual Override Kit 55 Tail-Wheel Lock-Pin Housing Screws ( ) 56 Engine Mount Vibration Isolators 57 Propeller Governor 58 Mechanical Hopper Gauge ( ) 58A Mechanical Hopper Gauge-802A ( ) 59 Hopper Fill Vent ( ) 60 Not Applicable 61 Not Applicable 62 Aileron Centering Springs ( ) 63 Rudder Cable Wear ( ) 64 Not Applicable 65 PT6A-65AG Fuel Nozzle Inspection 66 Quick Change Air Filter Kit ( ) 67 Not Applicable 68 Not Applicable 69 Not Applicable 70 Elevator Hinge Clearance

4 LETTER INDE DATE *6/21/17 PAGE 4 OF 802 SERVICE INFORMATION LETTERS CONT. 71 Bottom Load Valve Detent Lever Instl. 72 Not Applicable 73 Undamped Oscillations About the Pitch Axis 74 Not Applicable 75 Wet Line Instrument Connections 76 AT-802/802A Supplemental Performance Info 77 PLC Spare Fuses 78 Improved Hubcap and Grease Seal for /40-279A Wheel Assemblies 79 Low Power Supply Connector Upgrade 80 Encoder Upgrade Installation 81 Hydraulic Pump and Cooling Kit Installation 82 Year 2006 FRDS Upgrades and Modifications 83 Shock Resistant Cradle for the PLC 84 Preventing Damage from Ice to the Fire Gate 85 Preventing Corrosion on the FRDS Shaft Support Plates 86 Blower to Cool Hyd. Motor & Pump on Ground for FRDS 802s 87 Install of Lightning-Safe Features in the Field 88 Field Retrofit of p/n Hydreco Pump and Marathon DC Motor on AC with FRDS Install. 89 Field Retrofit of p/n Hydreco Pump and Marathon DC Motor on AC with FRDS Install. 90 Elevator Square Trailing Edge Modification 91 Field Inspection & Corrective Action of the FRDS Actuator installation for Gen I & Gen II FRDS 92 Gatebox Fairing for AT-802AG 93 Gatebox Fairing Kit List and Installation 94 Open 95 AT-802/802A Throttle Response Improvements for PT6A-67F Engines 96 AT-802/802A With PT6A-67F Engine Performance Check 97 PT6A-67AG 2nd Stage Power Turbine Blades 98 AT-802/802A Performance Data With PT6A-67F Engine 99 AT-802 Reverse Power Lock Lever Improvements 100 AT-802 Fuselage Fuel Tank Crack Repair Procedures 101 Oxygen Drive Gear 102 Repair-Sealant-Fuselage Fuel Tank Support Rod

5 SNOW ENGINEERING CO. ENGINEERING NUMBER 01 LETTER INDE DATE *6/21/17 PAGE *5 OF * Horizontal Stabilizer Skin Replacement 104 Artex ME406 ELT Installed Wiring 105 Gen II FRDS Hydraulic Manifold Leakage 106 Rigging of Flap-Elevator Interconnect System 107 Rigging of Aileron-Rudder Interconnect System 108 Rigging of Aileron Boost Tabs 109 Wing Fuel Tank Tabs