COMMERCIAL SERVICE BULLETIN INDEX NOTE: This Service Bulletin Index, ESD 100AL dated, 07/16/2009, supersedes ESD 100AK Index dated 12/11/2007 and incorporates Service Bulletins released to date. Changes to this document are indicated by change data being in underlined / bold / italic type. ESD sequence numbers not shown on this list pertain to "discontinued" or "military application" bulletins. GE, CFM56, CF34 and Allison service bulletins are listed by engine model number Service Bulletin Number Description Date issued Incorporated into Manual y or n? ESD 101A Delco versus Thompson - Cross Reference Parts List 04-30-54 N ESD 106 Elimination of Third Letter in Prefix 06-08-48 N ESD 108A TF13642 Motor Cover Gasket 04-30-54 N ESD 115 Replacement P/N TF127 with P/N TF827 11-01-49 ESD 117 Modification P/N TF3517 and TF3817 02-21-50 ESD 118 Replacement of Relief Valve Flange Gasket and Relief Valve 06-10-50 Assembly Attaching Screws ESD 119 Change Design of Motor Cover Gasket Groove 07-01-50 ESD 121 TF3400-1 - Conversion of TF13400 to 02-01-51 N ESD 122A Correction of Seal Leakage - Submerged Fuel Booster Pumps 04-30-54 N ESD 123 TF53400 and TF53400-1 Heater Fuel Pumps - Differences Between 02-01-51 N ESD 125A Fuel Booster Pumps - Torque Specifications for Tightening Seal 04-30-54 Nuts ESD 129 Model TF-3900-1 Relief Valve Assembly 05-10-51 ESD 132 Replacement of Relief Valve Lower Body Screws, P/N TF-169 with 12-05-51 P/N TF-188 ESD 134 Replacement of Relief Valve Spring, P/N TF-157 with P/N TF-857 03-10-52 ESD 136 Electrical Bonding of Discharge Fittings and Related Parts 04-01-52 ESD 136 Supplements and revises instructions contained in basic ESD 136 06-25-52 Chg.No.1 ESD 136 Supplements and revises instructions contained in basic ESD 136 09-04-53 Chg.No.2 ESD 138 Inspection for Seal Leakage 04-17-52 N ESD 140 Use of "O" Ring Design Stationary Fuel Seal 07-10-52 ESD 143A Conversion of Standard Part Numbers, AN, MS, and Commercial 05-30-54 N Standard Hardware to TX Series ESD 144 Replacement of Seal Driver Ring P/N TF827 with P/N TF827-1 05-26-52 ESD 145A Inspection of Bearing Sleeve in Pump End Frame Assembly 04-30-54 ESD 146-3 Modification of Shaft Seal Parts, Fuel Line Selector Cocks 01-07-59 ESD 151A Conversion of Models TF100 and TF800 to TF3500-2MOD and 01-15-55 N TF3600-2MOD, Respectively ESD 152A Conversion of Model TF2100 to TF3800-2MOD 01-15-55 N ESD 155 Conversion of Models TF3900-1 and TF3900-1S to TF3900-2 05-04-53 ESD 157 Conversion of Model TF53400-1 to TF53400-2 08-21-53 ESD 162 Elimination of Engine Oil Seal on Engine Driven Fuel Pumps 12-28-53 ESD 173 Conversion of Models TF52300-2 and TF52300-3 to TB60200-1 07-13-55 and TB60200-2 Respectively ESD 182A Conversion of Engine-Driven and Motor- Driven Fuel Pumps 05-26-55 N ESD 182B Conversion of Small Engine-Driven and Motor-Driven Fuel Pumps 10-18-55 N ESD 182C Small Engine-Driven Fuel Pump, Overhaul Time 07-18-56 ESD 182D Model TF1900 Main Engine Fuel Pump, Special Inspection and 04-01-81 N Replacement of P/N TF1991 ESD 186 Conversion of Model TC17300-4 to Model TC17300-7 02-22-55 N ESD 186-1 TC17300-6 Selector Valves - Replating and Reworking Shaft and Body 04-29-57 N ESD 100AL, 07/16/2009 1
ESD 190 Conversion of Models TF2100-1 to -2 and TF3800-2 to -3. 08-22-55 ESD 190A Amend ESD 190 dated 8-22-55 01-26-56 ESD 196 Conversion of Model TF52300-1 to Model TB60200-4 07-18-55 ESD 202 Conversion of Models TF27300-6 and -8 to TF27300-12 and -13 08-17-55 Respectively ESD 206 Conversion of Model TF52300-4 to TB60200-4 10-22-55 ESD 228 TB102200, Installation of New Diffuser 01-22-58 ESD 228-1 TB102200, Electrical Connector Change 04-28-58 ESD 228-2 TB102200-2 and -3, Thrust Washer and Rotor Shaft Replacement 04-22-58 ESD 228-3 TB102200-2 and -3, Rework of Electrical Lead Sleeving on Lead 08-31-59 and Connector Assy. ESD 228-4 TB102200-2, Replacement of Electrical Lead Assembly, P/N 12-09-59 TB102258 ESD 228-6 Revise Calibration Test Limits 06-24-65 28-7 ESD 240-3 Conversion of TE131100-7 to -9 07-14-59 ESD 240-6 TE131100-9, Replacement of Pump Adapter Clamp 01-25-60 ESD 240-7 TE131100-9, Replacement of Bypass Valve Sleeve 08-18-61 ESD 240-8 TE131100-9, Repair of Cover P/N TE131104-2 and Bearing 04-13-62 Housing, P/N TE131102-1 ESD 242 Addition of O-Ring, P/N TX93127-4 to Seal Diaphragm, P/N TF823 07-07-59 ESD 246 Conversion of Models TF100-1, TF400-1, TF900-3, TF900-4 04-01-60 TF3500-2 and TF3500-3 to Models TF100-2, TF400-2, TF800-2, TF900-5, TF900-6, TF3500-4 and TF3500-5, respectively. ESD 248 TB139100-4, Rework of Motor Housing Assy. 02-06-61 ESD 248-1 TB141100-4, Addition of Bracket and Spacer 06-20-61 ESD 248-2 TB141100-4, Revised Assy. Procedure for Housing and Stator Assy 11-02-61 ESD 248-3 Carbon Bearing Modification 02-15-66 ESD 252 Conversion of K51894 to K51894-1 12-20-61 ESD 259 TB102700-2, Incorporation of Improved Brush Assemblies 05-23-63 ESD 259-1 Incorporate Improved Brush Assemblies 04-17-64 ESD 259-2 Modify Leadwire Arrangement 02-01-66 ESD 261 K41937, Replacement of Piston Rod Cover 02-04-64 ESD 262 Install Fuel Control Pilot Guide 04-15-64 ESD 262-1 Rework Pressurized Bearings 04-16-64 ESD 262-2 Replace Fixed and Pressurized Bearings 04-17-64 ESD 262-3 Incorporate New Gear Housing Assembly 05-29-64 ESD 262-4 Incorporate New Impeller Drive Gear Assembly 05-29-64 ESD 262-5 Rework Filter Cover Assembly 05-29-64 ESD 262-6 Replace Gears, Fixed and Pressurized Bearings 08-26-64 ESD 262-7 Rework Fixed and Pressurized Bearings 08-26-64 ESD 262-8 Replace Impeller, P/N 207216 07-02-65 ESD 262-9 Replace Seal Loading Spring, P/N 206328 08-06-65 ESD 262-10 Changes to Disassembly, Inspection, Reassembly, and Test 08-06-65 Procedures ESD 262-11 Rework Seal Carrier Assy., P/N 206327-1 09-20-65 ESD 262-12 Stud Replacement 11-30-65 ESD 262-13 Replace Impeller, P/N 209226 04-14-66 ESD 262-14 Replace Fuel Control Mounting Studs 02-01-67 ESD 262-15 Inspection of Impeller Parallelism 06-01-67 ESD 262-16 Not Issued ESD 262-17 Replace Packing, P/N 90925-19 07-19-67 ESD 262-18 Revise Test Procedure 09-13-67 ESD 262-19 Erosion Relief Gears 09-14-67 ESD 262-20 Increase Impeller Nut Torque 12-12-67 ESD 262-21 Tang Drive Gears 02-08-68 ESD 262-22 Replace Impeller, P/N 209706-1 04-01-68 ESD 262-23 Replace Impeller Bypass Valve Stem Assembly, P/N 206363-1 06-14-68 ESD 262-24 Install Stub Bracket 10-04-68 ESD 262-25 Rework Impeller Bypass Strainer Assembly, P/N 206377-1 02-24-69 ESD 262-26 Replace Filter Bypass Valve Assembly P/N 206364-1 06-02-69 ESD 100AL, 07/16/2009 2
ESD 262-27 Replace Rotating Seal Ring, P/N 208236 and Spring Retaining 11-17-70 Washer, P/N 208239 ESD 262-28 Rework Spline Shaft, P/N 208235 05-01-72 ESD 262-29 Rework Filter Bypass Valve Guide Assembly, P/N 207127-1 11-01-71 ESD 262-30 Conversion of P/N 243600, P/N 358200 and P/N 371900 to 378200 09-01-72 ESD 262-31 Replace Control Shaft, P/N 207149 05-01-72 ESD 262-32 Rework Filter Bypass Valve Guide Assembly, P/N 214242-1 12-01-76 ESD 262-33 Chrome Plating of Main Drive Shaft 09-01-78 ESD 262-34 Rework Impeller, Impeller Gear Train Plate Assembly and Impeller 11-30-92 Cover Assembly ESD 262-35 Install New Studs on Inlet Pad 07-01-80 ESD 262-36 Replace Impeller Washer P/N 209707 with New Spring Washer, P/N 04-30-81 216283 ESD 262-37 Replace Impeller Drive Gear Assembly and Control Shaft with New 07-01-82 Impeller Drive Gear Assembly P/N 216652 or P/N 216653 ESD 262-38 Introduction of Longer Inlet Flange Studs 09-01-92 ESD 262-39 Introduction of New Main Drive Shaft 04-30-97 N ESD 262-40 Introduction of New Control Drive Shaft 05-04-98 N ESD 262-41 Introduction of Improved Fuel Pump 11-20-02 09/09/05 ESD 263 Rework of Rotor and Shaft Assembly and Prime Pump Element 10-19-64 ESD 263-1 Incorporation of New Impeller Nut, P/N 209379 11-01-65 ESD 263-2 Replacement of Rotor Shaft 11-01-65 ESD 263-3 Rework of Prime Pump Element 09-30-66 ESD 263-4 Prime Pump Inlet Port and Exhaust Port Wear Limits 01-12-68 ESD 263-5 Improved Motor and Rework of Prime Pump Element and Shaft 01-15-75 Bearings (All 258000-3 and 382300-1) ESD 263-6 Rework Volute Housing Assembly and Filter 06-15-76 ESD 263-7 Rework of Impeller and Volute Housing 04-30-81 ESD 265 Incorporate New Brush Assemblies 10-19-64 ESD 265-1 Standardize Length of Leadwires 07-15-68 ESD 266 Incorporate Leadwire Retainer Sleeve 04-01-65 ESD 267 Add Shims Between Inlet Slide Valve and Seal Plate 12-20-65 ESD 267-1 Incorporate New Helicoils in Housing Inlet Flange Boss 12-20-65 ESD 267-2 Incorporate New Pump Locking Screw and O-Rings 11-15-66 ESD 268 Addition of Water Drain Hole in Volute Housing 02-15-66 ESD 268-1 Application of an Improved Water Resistant Coating to the Rotor 01-10-67 and Stator ESD 270-1 Replace Transfer Valve Assembly P/N 211260-1 02-09-70 ESD 270-2 Replace Gear Train Driver Gear P/N 212806 04-22-70 ESD 270-3 Control Compression of Impeller Bypass Screen Assembly P/N 12-18-70 212630-1 ESD 270-4 Replace Gear Train Driver Gear, P/N 213824 and Driven Gear, P/N 01-18-71 212793 ESD 270-5 Replace Impeller Bypass Valve Spring, P/N 210725 01-18-71 ESD 270-6 Replace Impeller Bypass Screen Assembly, P/N 212630-1 08-16-71 ESD 270-7 Rework Drive Shaft, P/N 212334 11-01-71 ESD 270-8 Revise Port Markings on Gear Housing Assembly, P/N 211304-1 02-15-72 ESD 270-9 Replace Main Stage Bearings, P/N 212285-1, P/N 212288-1 and P/N 02-15-72 212289-1 ESD 270-10 Replace Filter Bolt, P/N 211224, and Filter Bolt Nut, P/N 211277 02-15-72 ESD 270-11 Replace Filter Bypass and Heater Bypass Valve Springs, P/N 02-15-72 212102 ESD 270-12 Replace Hydraulic Stage Drive Shaft P/N 214505, Gear Train 05-15-72 Driven Gear P/N 214085, and Matched Set Gears P/N 212613-1 ESD 270-13 Grease Lubricated Main Stage and Boost Stage Gear Splines 07-01-72 ESD 270-14 Rework Bearing Retainer Plate Assembly, P/N 212795-1 06-15-72 ESD 270-15 Install Support Bracket 06-15-72 ESD 270-16 Inspection and Rework of Locking Nut, P/N 212767 06-15-72 ESD 270-17 Inspect Filter and Rework Element Cavity in Pump Housing 06-15-72 ESD 100AL, 07/16/2009 3
Assembly ESD 270-18 Replace Booster Stage Drive Shaft P/N 214317-1 and Boost Stage 06-15-72 Shaft P/N 212336 ESD 270-19 Inspection and Rework of Gear Train Plate P/N 212795-1 and 12-01-72 Impeller Cover Assembly, P/N's 212849-1 and 212849-3 ESD 270-20 Replace Cover Assembly, P/N 212849-1 -212849-3, and Rework 12-01-72 Plate and Carrier Assembly, P/N 214320-1 ESD 270-21 Replace Hydraulic Stage Drive Shaft, P/N 214325 12-01-72 ESD 270-22 Incorporate Grease Lubricated Hydraulic Shaft 09-01-73 ESD 270-23 Replace O-Ring Packing, P/N 210690 10-01-73 ESD 270-24 Replace Hydraulic Drive Shaft, Hydraulic Stage Driver Gear, and 09-01-74 Gear Train Driven Gear ESD 270-25 Conversion of Models 373400 and 382400 to Model 389400 02-15-75 ESD 270-26 Inspect Hydraulic Drive Shaft Splines 07-15-75 ESD 270-27 Align Hydraulic Stage and Boost Drive Shafts 10-01-75 ESD 270-28 Replace Hydraulic Stage Shaft, Hydraulic Stage Driver Gear and 01-15-77 Gear Train Driven Gear with No-Spline Drive System ESD 270-29 Replace Main Drive Shaft 03-01-79 ESD 270-30 Replace Main Stage Gears 03-15-79 ESD 270-31 Rework Nut, Spanner P/N 215472 09-01-79 ESD 270-32 Install Splined Sleeve in Gear Train Drive Section 04-01-85 ESD 270-33 Conversion of Model 389400 to Model 703000 04-30-81 ESD 270-34 Inspection of Shroud Section of Impeller P/N 214713 04-15-85 ESD 270-35 Replace Bronze Bearing P/N 217049 with Carbon Bearing P/N 04-01-86 217682 ESD 270-36 Replace Gear Train Driver and Driven Gears Made of Nitralloy with 10-01-88 Gear Train Driver and Driven Gears made of CPM-10V Material ESD 270-37 Inspection of Fuel Pump and Related Parts for Wear 03-01-87 ESD 270-38 Introduce Argo-Tech Main Fuel Gear Pump Model 715000 03-15-87 ESD 270-39 Replace Hydraulic Stage Driven Gear Bearings 09-15-87 ESD 270-40 Replace Main Stage Gears 12-01-87 ESD 270-41 Provide Fluorosilicone "O" Ring Packing In Drive Shaft Seal and 03-15-88 Housing Split Line Area ESD 270-42 Replace Hydraulic Stage Gears 07-01-88 ESD 270-43 Machine Main Gear Housing Mounting Flange to Accept New 08-21-93 QUAD Ring ESD 270-44 Introduction of New Grease Lubricant 06-15-90 ESD 270-45 Introduction of Hydraulic Drive Gear Spacer Wedge P/N 218522 01-18-93 ESD 270-46 Replacement of Preformed Packings 10-06-00 N ESD 270-47 Introduction of Improved Stationary Shaft Seal 10-06-00 N 03-19-02 ESD 270-48 Introduction of New Boost Stage Shaft and Boost Stage & Control 05-01-01 N Drive Shaft 07-30-02 ESD 271-1 Rework Control Drive Shaft, P/N 215140 03-01-76 ESD 271-2 Conversion of Model 390600 Pump to 386900 Pump 05-01-79 ESD 271-3 Conversion of Model 386900 Pump to 390600 Pump 05-01-79 ESD 271-4 Replace Main Stage Gear 04-01-80 ESD 271-5 Replace Main Drive Shaft 04-30-81 ESD 271-6 Replace Washer P/N AM960-516 (90790-6) 06-01-81 ESD 271-7 Install "O" Ring Seal on Hydraulic Housing 06-01-81 ESD 271-8 Modification to Main Stage Bearings to Add Pressure Pads for 02-15-83 Better Lubrication Flow ESD 271-9 Replace Socket Head Cap Screw P/N 93426-1 08-01-86 ESD 271-10 Introduction of New Hydraulic Drive Shaft 01-17-91 ESD 271-11 Introduction of New Grease Lubricant 04-15-91 ESD 271-12 Introduction of Main Fuel Gear Pump Models 04-01-95 N ESD 100AL, 07/16/2009 4
ESD 271-13 Installation Instructions of Improved Erosion Wedge Kit 11-30-98 N 01-29-99 ESD 272-1 Machining of Fuel Pump Body 11-15-92 ESD 273-1 Machining of Fuel Pump Body 05-01-85 ESD 273-2 Introduction of New Stationary Shaft Seal 05-20-99 ESD 274-1 Machining of Fuel Pump Body 10-01-85 ESD 274-2 Add Packing to Main Drive Shaft 11-30-90 ESD 274-3 Inspection/Rework of Motive Flow Port 04-30-92 01-01-04 ESD 275-1 Replace Main Stage Gears 09-01-87 ESD 275-2 Introduction of New Pump Fuel Filter Element P/N 218231 01-15-89 ESD 275-3 Introduction of New Pump Bypass Valve P/N 217493 and O-Ring 07-15-89 Rev. 1 P/N M87175-1-132 ESD 275-4 Introduction of Special Through-Bolts for Filter Cover 07-15-89 Rev. 1 ESD 275-5 Instruction for Inscribing Identification on Fuel Filter 08-15-89 ESD 275-6 Introduce a New Filter and New Filter Cover, Which Provides a 06-15-90 Filter Non-Interchangeability Feature. ESD 275-7 Introduction of Anti-Fretting Pad 07-15-90 ESD 275-8 Introduction of New Grease Lubricant 08-15-90 ESD 275-9 Introduction of Main Fuel Gear Pump Model 721000 01-15-91 ESD 275-10 Introduction of Main Fuel Gear Pump Model 722100 05-31-92 ESD 275-11 Introduction of New Stationary Shaft Seal 10-21-93 ESD 275-12 Introduction of Main Fuel Gear Pump Model 825500 07-11-94 ESD 275-13 Introduction of Alternate O-Ring Packings 09-01-94 ESD 275-14 Introduction of New Main Stage Bearings 07-28-95 ESD 275-15 Introduction of New Filter Cover Locking Nuts 01-05-96 ESD 275-16 Replacement of Stationary Shaft Seal Preformed Packing 04-30-96 ESD 276-1 Change Impeller Shroud Clearances Models 705600, 708800 04-01-88 N ESD 277-1 Replace Filter Bypass Valve Spring and Cover and the Fuel Filter 01-01-89 Element ESD 278-1 Inspection/Rework of Motive Flow Port 04-30-92 Rev. 1 01-15-04 ESD 280-1 Replacement of Impending By-Pass Filter Indictor 06-15-90 ESD 280-2 Introduction of New Preformed Packings on Port Cover 04-02-91 ESD 280-3 Inspection/Rework of Motive Flow Port 10-31-95 N ESD 280-4 Rework of Motive Flow Port 07-31-96 N ESD 280-5 Introduction of New Grease Lubricant 07-31-96 N ESD 280-6 Introduction of Alternate O-Ring Part Numbers 03-10-98 N 09-05-98 ESD 281-1 Introduction of Main Fuel Gear Pump Model 825600 10-01-95 ESD 281-2 Introduction of New Stationary Shaft Seal 05-20-99 N ESD 282-1 Rework of VIN: 828500-1 to VIN: 828500-2 01-15-96 {(GE90)73-013 } ESD 282-2 Replacement of Interstage Strainer Preformed Packing 01-15-96 ESD282-3 NEVER ISSUED ESD 282-4 Introduction of Improved Fuel Pump VIN: 828500-3 (GE 09-29-99 N 828500-73-004 GE90 S/B 73-0058 1689M10P09) ESD 283-1 Upgrade Instructions Main Fuel Pump 721400-1 to 721400-2 (RR 09-30-95 RB211 Mod 73-B246) ESD 283-2 Upgrade Instructions Main Fuel Pump 721400-2 to 721400-3(RR 01-07-98 RB211 Mod 73-C373) ESD 283-3 Replacement of the Inlet Screen Assembly(RR RB211 Mod 73-07-24-98 C583) ESD 283-4 Deletion of the Inlet Screen Assembly (R.R. RB211 MOD 73-C999) 07-12-00 ESD 100AL, 07/16/2009 5
ESD 283-5 Introduction of a Pressure Relief Valve Featuring a Revised 'O' Ring 10-20-00 Seal and Back-up Ring on the Main Engine Fuel Pump (R.R. RB211 MOD 73-C985) ESD 284-1 Introduction of New Main Stage Bearings 01-05-96 ESD 284-2 Introduction of New Filter Cover Locking Nuts 01-05-96 ESD 284-3 Replacement of Stationary Shaft Seal Preformed Packing 05-01-96 ESD 285-1 Recall/Replacement of Main Fuel Pump, Impeller Drive Shafts 03-31-97 ESD 285-2 Replacement of the Filter Bypass Valve Spring 9-21-06 N ESD 288-1 Introduction of New Stationary Shaft Seal 05-20-99 ESD 289-1 Introduction of New Stationary Shaft Seal 06-01-99 ESD 291-1 Inspection & Recall of Argo-Tech Repaired Units 01-20-03 NA ESD 291-2 Introduction of new pump model 398000-2 11-08-07 ESD 293-1 Introduction Of PN: 831100-2 12-15-99 ESD 293-2 Introduction of PN: 831100-3 & PN: 831100-4 01-27-04 ESD 294-1 Deletion of the Inlet Screen Assembly (R.R. RB211 MOD 73-C999) 07-12-00 (CFM56-2) 73-001 Introduction of a Pump with a Reinforced Front Mounting Flange 03-26-82 06-17-83 (CFM56-2) 73-012 Manual Functional Check of the Fuel Pump 04-30-83 N 04-30-84 (CFM56-2) 73-026 Dry Film Lubricant Added to Impeller Shaft 12-19-83 08-01-85 (CFM56-2) 73-031 Introduction of Vendor Part Number for Fuel Filter Element 04-30-84 09-20-84 (CFM56-2) 73-052 Introduction of a New Vendor for Fuel Filter Element 02-17-86 04-28-87 (CFM56-2) 73-054 Increased Boost Stage End Clearance and Impeller Back Shroud 05-05-86 Clearance (CFM56-2) 73-055 Introduction of a New Fuel Pump to Increase LP Shaft End 05-29-86 Clearance (CFM56-2) 73-060 Spare Parts Release for CFM56-2 IPC and Fuel Pump IPL 04-10-87 (CFM56-2) 73-070 Spare Parts Release for CFM56-2 IPC 01-26-89 (CFM56-2) 73-071 Introduction of New Vendors for Fuel Filter Element 04-11-89 (CFM56-2) 73-078 Introduction of New Fuel Pump with New Solid Bronze Bearings 05-18-90 02-05-92 (CFM56-2) 73-081 Introduction of Solid Bronze Bearings 01-10-91 09-24-92 (CFM56-2) 73-082 Introduction of a New Stationary Shaft Seal 11-15-90 (CFM56-2) 73-086 Introduction of a Service Bulletin Plate 06-06-91 01-28-92 (CFM56-2) 73-089 Introduction of a New Control Shaft Retainer 04-28-92 (CFM56-2) 73-091 Introduction of New Pump Gears 10-05-92 (CFM56-2) 73-098 Introduction of New Impeller Drive Shaft 02-23-96 (CFM56-2) 73-099 Introduction of New Boost Stage Drive Shaft 05-13-96 (CFM56-2) 73-104 708600-73-103 ESD 100AL, 07/16/2009 6 Conversion of Bronze Bearings to Aluminum/ Bronze Bearings 09-18-96 12-17-03 10-15-96 11-04-03 (CFM56-2) 73-107 Spare Parts Release 08-22-97 708600-73-104 08-15-97 (CFM56-2) 73-109 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 01-07-98 (CFM56-2) 73-110 Inspection of the Fuel Filter Cover Attachment Parts 05-15-98 N 04-29-99 (CFM56-2) 73-A113 Introduction of New Fuel Pump with New Filter Cover Attachment 08-17-99 708600-73-113 05-24-99 (CFM56-2) 73-114 Introduction of a New Bearing Seal 02-02-00 708600-73-114 (CFM56-2) 73-118 Introduction of New Preformed Packings in the Fuel Filter 05-10-01 N (CFM56-2) 73-119 Introduction of New Fuel Filter 09-06-02 N
708600-73-118 05-28-02 (CFM56-2) 73-123 Introduction of New Pump Gears 03-14-05 708600-73-121 03-10-05 N (CFM56-2) CESM 048 Main Fuel Pump 10-12-92 NA 01-20-93 (CFM56-2) CESM 057 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-2A) 73-016 Spare Parts Release for CFM56-2A IPC and Fuel Pump IPL 04-23-87 (CFM56-2A) 73-034 Introduction of a New Stationary Shaft Seal 11-15-90 05-07-92 (CFM56-2A) 73-038 Introduction of a Service Bulletin Plate 06-06-91 (CFM56-2A) 73-041 Introduction of New Pump Gears 10-05-92 (CFM56-2A) 73-045 Introduction of New Impeller Drive Shaft 02-15-96 (CFM56-2A) 73-046 Introduction of New Boost Stage Drive Shaft 02-15-96 (CFM56-2A) 73-054 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 01-07-98 N N (CFM56-2A) 73-055 Inspection of the Fuel Filter Cover Attachment Parts 08-06-98 N 04-29-99 (CFM56-2A) 73-A058 Introduction of New Fuel Pump with New Filter Cover Attachment 08-17-99 708400-73-101 04-16-99 (CFM56-2A) 73-059 Introduction of a New Bearing Seal 02-02-00 708400-73-102 (CFM56-2A) 73-063 Introduction of New Preformed Packings in the Fuel Filter 05-10-01 N (CFM56-2A) 73-0067 Introduction of New Pump Gears 03-14-05 N 708400-73-103 03-10-05 (CFM56-2A) CESM 048 Main Fuel Pump 10-12-92 NA 01-20-93 (CFM56-2A) CESM 057 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-2B) 73-006 Dry Lubricant Film Added to Impeller Shaft 10-31-84 03-04-86 (CFM56-2B) 73-017 Introduction of Vendor Part Number for Fuel Filter Element 02-04-86 (CFM56-2B) 73-019 Introduction of a New Vendor for Fuel Filter Element 02-10-86 (CFM56-2B) 73-020 Increased Boost Stage End Clearance and Impeller Back Shroud 05-05-86 Clearance 05-31-05 (CFM56-2B) 73-021 Introduction of a New Fuel Pump to Increase Shaft End Clearance 05-29-86 (CFM56-2B) 73-026 Replacement of Facet Filter with APM Filter 07-03-86 04-29-87 (CFM56-2B) 73-028 Spare Parts Release for CFM56-2B IPC and Fuel Pump IPL 4-23-87 (CFM56-2B) 73-045 Introduction of a New Vendor for Fuel Filter Elements 05-18-90 (CFM56-2B) 73-050 Introduction of a New Stationary Shaft Seal 12-17-90 04-09-92 (CFM56-2B) 73-053 Introduction of a Service Bulletin Plate 06-06-91 12-06-91 (CFM56-2B) 73-057 Introduction of a New Control Drive Shaft Retainer 04-22-92 (CFM56-2B) 73-059 Introduction of New Pump Gears 10-05-92 (CFM56-2B) 73-063 Recall of Boost Stage Drive Shaft 08-25-93 N (CFM56-2B) 73-064 Introduction of New Impeller Drive Shaft 02-23-96 (CFM56-2B) 73-065 Introduction of New Boost Drive Shaft 06-17-96 (CFM56-2B) 73-067 Inspection of Impeller Nut 10-16-95 708600-73-100 10-01-95 (CFM56-2B) 73-074 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 N 01-12-98 (CFM56-2B) 73-076 Inspection of the Fuel Filter Cover Attachment Parts 08-06-98 N 04-29-99 (CFM56-2B) 73-A112 708600-73-112 Introduction of New Fuel Pump with New Filter Cover Attachment 08-17-99 10-22-99 04-14-99 (CFM56-2B) 73-080 708600-73-109 Introduction of a New Bearing Seal 02-04-00 ESD 100AL, 07/16/2009 7
(CFM56-2B) 73-084 Introduction of New Preformed Packings in the Fuel Filter 05-04-01 N (CFM56-2B) 73-085 Replacement of the Current Defective Sixth Attachment of the Fuel 02-04-03 N Filter Main Fuel Pump Equipped with D-Head Bolt (CFM56-2B) 73-086 Introduction of New Fuel Filter 10-17-02 N 708600-73-119 05-28-02 (CFM56-2B) 73-0089 Introduction of New Pump Gears 03-14-05 N 708600-73-122 03-10-05 (CFM56-2B) CESM 020 Main Fuel Pump 10-12-92 NA 01-20-93 (CFM56-2B) CESM 030 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-3) 73-002 Replacement of the Main Fuel Pump on CFM56-3 Engines 03-01-84 04-20-94 (CFM56-3) 73-042 Introduction of a New Main Fuel Pump Fitted with a Two-Port 07-18-86 Special PBP Elbow (CFM56-3B) 73-033 Introduction of a New HP Housing with a Special Elbow 12-20-85 (CFM56-3/3B) 73-030 Introduction of Vendor Part Number for Fuel Filter Element 01-24-86 04-29-87 (CFM56-3/3B) 73-032 Introduction of Vendor Part Number for Fuel Filter Element 02-10-86 (CFM56-3/3B) 73-036 Increased Boost Stage End Clearance and Impeller Back Shroud 04-16-86 Clearance (CFM56-3/3B) 73-046 Introduction of Fuel Pump V/I/N 708600-1 (S/N P/N 301-778-801-08-26-86 0) without Special Elbow for CFM56-3/3B Engines, Timer Capable or Not. (CFM56-3/3B) 73-050 Spare Parts Release for CFM56-3/3B IPC and Fuel Pump IPL 04-27-87 (CFM56-3/3B/3C) 73-047 Fuel Pump Shaft Seal Inspection 11-20-86 12-03-87 (CFM56-3/3B/3C) 73-052 Removal of Fuel Pump Special Elbow 03-30-87 04-19-88 (CFM56-3/3B/3C) 73-071 Introduction of New Vendors for Fuel Filter Element 04-11-89 03-28-91 (CFM56-3/3B/3C) 73-082 Introduction of New Pump with Solid Bronze Bearings 05-18-90 Rev 4 12-01-93 (CFM56-3/3B/3C) 73-085 Introduction of a New Stationary Shaft Seal 06-29-90 04-09-92 (CFM56-3/3B/3C) 73-087 Introduction of Solid Bronze Bearings 01-10-91 02-05-92 (CFM56-3/3B/3C) 73-095 Introduction of a Service Bulletin Plate 06-06-91 12-06-91 (CFM56-3/3B/3C) 73-102 Introduction of a New Control Shaft Retainer 04-29-92 (CFM56-3/3B/3C) 73-105 Introduction of New Pump Gears 10-05-92 (CFM56-3/3B/3C) 73-108 Recall of Boost Stage Drive Shaft 03-04-93 06-16-93 (CFM56-3/3B/3C) 73-112 Introduction of New Impeller Drive Shaft 07-27-94 (CFM56-3/3B/3C) 73-113 Introduction of New Boost Stage Drive Shaft 07-27-94 (CFM56-3/3B/3C) 73-115 Inspection of Impeller Nut 10-16-95 708600-73-101 10-01-95 (CFM56-3/3B/3C) 73-120 Conversion of Bronze Bearings to Aluminum/ Bronze Bearings 09-18-96 Rev 5 708600-73-102 12-17-03 10-15-96 11-04-03 (CFM56-3/3B/3C) 73-123 Spare Parts Release 08-22-97 708600-73-105 05-01-97 (CFM56-3/3B/3C) 73-125 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 01-07-98 (CFM56-3/3B/3C) 73-126 Inspection of the Fuel Filter Cover Attachment Parts 08-06-98 04-29-99 (CFM56-3/3B/3C) 73-127 Spare Parts Release (Oversize Bearings) 04-12-99 708600-73-106 (CFM56-3/3B/3C)73-A129 708600-73-110 ESD 100AL, 07/16/2009 8 10-30-98 Introduction of New Fuel Pump with New Filter Cover Attachment 08-17-99 04-14-99
(CFM56-3/3B/3C) 73-132 Introduction of a New Bearing Seal 02-04-00 708600-73-108 (CFM56--3/3B/3C) 73- Introduction of New Preformed Packings in the Fuel Filter 05-10-01 N 0137 (CFM56--3/3B/3C) 73-140 Replacement of the Current Defective Sixth Attachment of the Fuel 02-04-03 N Filter Main Fuel Pump Equipped with D-Head Bolt (CFM56--3/3B/3C) 73-141 Introduction of New Fuel Filter 09-06-02 N 708600-73-117 05-28-02 (CFM56-3/3B/3C) 73-0144 Introduction of New Pump Gears 01-11-05 N 708600-73-120 12-13-04 (CFM56--3/3B/3C) CESM Main Fuel Pump 10-12-92 NA 044 Rev 5 02-08-99 (CFM56-3/3B/3C) CESM Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA 060 (CFM56-5) 73-025 Introduction of New Vendors for Fuel Filter 04-11-89 (CFM56-5) 73-061 Introduction of a New Stationary Shaft Seal 11-15-90 01-09-92 (CFM56-5) 73-070 Introduction of a Service Bulletin Plate 06-06-91 (CFM56-5) 73-077 Introduction of New Fuel Pump with Solid Bronze Bearings 10-10-91 09-30-92 (CFM56-5) 73-086 Introduction of a New Control Shaft Retainer 04-22-92 11-13-92 (CFM56-5) 73-091 Introduction of New Fuel Pump Gears 10-05-92 (CFM56-5) 73-096 Recall of Boost Stage Drive Shaft 03-04-93 06-16-93 (CFM56-5) 73-105 Introduction of New Impeller Drive Shaft 07-27-94 (CFM56-5) 73-106 Introduction of New Boost Stage Drive Shaft 07-27-94 (CFM56-5) 73-126 Conversion of Bronze Bearings to Aluminum/ Bronze Bearings 09-18-96 Rev 4 714900-73-101 12-17-03 10-15-96 11-04-03 (CFM56-5) 73-134 Spare Parts Release 08-22-97 714900-73-102 08-15-97 (CFM56-5) 73-135 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 01-07-98 (CFM56-5) 73-136 Inspection of the Fuel Filter Cover Attachment Parts 05-26-98 04-29-99 (CFM56-5) 73-139 Spare Parts Release (Oversize Bearings) 04-12-99 714900-73-103 10-30-98 (CFM56-5) 73-A143 Introduction of New Fuel Pump with New Filter Cover Attachment 06-18-99 714900-73-106 04-09-99 (CFM56-5) 73-147 714900-73-104 Introduction of a New Bearing Seal 02-01-00 (CFM56-5) 73-155 714900-73-111 Introduction of Improved Shaft Seal 03-08-00 02-22-00 (CFM56--5) 73-0160 Introduction of New Preformed Packings in the Fuel Filter 05-04-01 N (CFM56--5) 73-174 Replacement of the Current Defective Sixth Attachment of the Fuel 02-04-03 N Filter Main Fuel Pump Equipped with D-Head Bolt (CFM565) 73-177 Introduction of New Fuel Filter 07-22-02 N 714900-73-113 05-28-02 (CFM56-5) 73-0192 Introduction of New Pump Gears 01-11-05 N 714900-73-115 12-13-04 (CFM56--5) CESM 020 Main Fuel Pump 10-12-92 NA 04-01-96 (CFM56-5) CESM 034 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-5B) 73-027 724400-73-100 Inspection of Impeller Nut 11-07-95 10-01-95 ESD 100AL, 07/16/2009 9
(CFM56-5B) 73-032 Introduction New Fuel Pump 04-21-94 (CFM56-5B) 73-053 Spare Parts Release ( Relief Valve Packing) 08-15-97 (CFM56-5B) 73-055 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 (CFM56-5B) 73-A062 714900-73-107 (CFM56-5B) 73-067 714900-73-109 ESD 100AL, 07/16/2009 10 Introduction of New Fuel Pump with New Filter Cover Attachment 06-18-99 04-20-01 04-09-99 Introduction of a New Bearing Seal 02-01-00 10-10-00 (CFM56-5B) 73-078 Introduction of Improved Shaft Seal 03-08-00 714900-73-111 02-22-00 (CFM56-5B) 73-084 Introduction of New Preformed Packings in the Fuel Filter 05-15-01 N (CFM56-5B) 73-107 Introduction of New Fuel Filter 07-22-02 N 714900-73-112 05-28-02 (CFM56-5B) 73-0129 Introduction of New Pump Gears 01-11-05 N 714900-73-129 12-13-04 (CFM56-5B) CESM 015 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-5C) 73-009 rev1 Recall of Boost Stage Drive Shaft 03-05-93 06-16-93 (CFM56-5C) 73-039 Introduction of Fuel Pump Model 724400 06-14-95 (CFM56-5C) 73-040 Inspection of Impeller Nut 10-16-95 714900-73-100 10-01-95 (CFM56-5C) 73-048 Introduction of New Impeller Drive Shaft 07-26-96 (CFM56-5C) 73-049 Introduction of New Boost Stage Drive Shaft 07-26-96 (CFM56-5C) 73-061 Introduction of a New Alternate Fuel Pump for CFM56-5C2/G and 02-10-97 5C3/G Engines Versions (CFM56-5C) 73-069 Spare Parts Release 08-22-97 714900-73-102 08-15-97 (CFM56-5C) 73-070 714900-73-108 Replacement of the Attachment Parts of the Fuel Filter Cover 12-15-97 01-07-98 08-15-97 (CFM56-5C) 73-073 (CFM56-5C) 73-A078 714900-73-108 (CFM56-5C) 73-084 714900-73-110 (CFM56-5C) 73-094 714900-73-111 Inspection of the Fuel Filter Cover Attachment Parts 05-26-98 04-29-99 Introduction of New Fuel Pump with New Filter Cover Attachment 06-21-99 04-13-99 Introduction of a New Bearing Seal 02-01-00 10-10-00 Introduction of Improved Shaft Seal 03-08-00 04-04-00 02-22-00 (CFM56-5C) 73-101 Introduction of New Preformed Packings in the Fuel Filter 05-15-01 N (CFM56-5C) 73-119 Introduction of New Fuel Filter 07-22-02 N 714900-73-112 05-28-02 (CFM56-5C) 73-0160 Introduction of New Pump Gears 01-05-05 N 714900-73-160 12-13-04 (CFM56-5C) CESM 016 Main Fuel Pump HP Gear Tooth Fracture 12-18-03 NA (CFM56-7) 73-003 To Facilitate the HMU Removal/Installation on the Main Fuel Pump 03-06-97 (CFM56-7) 73-007 Introduction of New Main Fuel Pump with a New Stationary Shaft 07-16-97 Seal (CFM56-7B) 73-A034 Introduction of New Fuel Pump with New Filter Cover Attachment 07-23-99 828300-73-101 04-15-99 (CFM56-7B) 73-052 828300-73-102 Introduction of a New Impeller Drive Shaft and Impeller Drive Shaft Preformed Packing 03-27-01 08-25-03 10-30-00 08-20-03 N (CFM56-7B) 73-078 Introduction of New Fuel Filter 06-14-02 N 828300-73-103 05-28-02 (CFM56-7B) 73-079 Replacement of the Current Defective Sixth Attachment of the Fuel 02-04-03 N
(CFM56-7B) 73-0107 828300-73-104 Filter Main Fuel Pump Equipped with D-Head Bolt Inspection of Pump Cover 10-08-04 09-20-04 N (CFM56-7B) 73-0118 828300-73-105 ESD 100AL, 07/16/2009 11 Introduction of New Main Fuel Pump with a New Pump Cover 11-14-05 02-23-06 11-14-05 02-23-06 (CFM56-2) 75-017 Introduction of New Gear Bore Epoxy Coating 03-04-86 (CFM56-2) 75-020 Spare Parts Release for CFM56-2 IPC and Hydraulic Gear Motor 04-06-87 IPL (CFM56-2) 75-029 Introduction of a New Hydraulic Gear Motor 03-05-91 06-10-92 (CFM56-2) 75-035 Introduction of a New Stationary Shaft Seal 218930-1 03-05-93 (CFM56-2A) 75-002 Introduction of New Gear Bore Epoxy Coating 10-20-86 (CFM56-2A) 75-004 Spare Parts Release for CFM56-2A IPC and Hydraulic Gear Motor 04-06-87 IPL (CFM56-2A) 75-014 Introduction of a New Hydraulic Gear Motor 02-12-91 06-03-92 (CFM56-2A) 75-020 Introduction of a New Stationary Shaft Seal 218930-1 03-05-93 06-14-94 (CFM56-2B) 75-002 Introduction New VBV Close Tube and New TC1 and TC2 Fuel 04-27-84 Tubes with Modified Routing (CFM56-2B) 75-008 Introduction of a New Gear Bore Epoxy Coating 02-17-86 (CFM56-2B) 75-010 Spare Parts Release for CFM56-2B IPC and Hydraulic Gear Motor 04-10-87 IPL (CFM56-2B) 75-016 Introduction of a New Hydraulic Gear Motor 03-05-91 05-14-92 (CFM56-2B) 75-022 Introduction of a New Stationary Shaft Seal 218930-1 03-05-93 (CFM56-3/3B) 75-008 Introduction of New Gear Bore Epoxy Coating 03-14-86 (CFM56-3/3B) 75-010 Spare Parts Release for CFM56-3/3B IPL and Hydraulic Gear Motor 04-23-87 IPL (CFM56-3/3B/3C) 75-022 Introduction of a New Hydraulic Gear Motor 03-07-91 03-23-92 (CFM56-3/3B/3C) 75-035 Introduction of a New Stationary Shaft Seal 218930-1 03-05-93 (CFM56-5) 75-011 Introduction of a New Hydraulic Gear Motor 03-28-91 09-01-92 (CFM56-5) 75-015 Inspection of Suspect Stationary Shaft Seal 07-02-91 11-18-92 (CFM56-5) 75-028 Introduction of a New Stationary Shaft Seal 218930-1 03-05-93 05-06-93 (CFM56-5) 75-040 396800-75-100 Introduction of a New Stationary Shaft Seal 219445-1 01-29-96 05-10-96 12-21-95 03-29-96 (CFM56-5) 75-047 396800-75-102 (CFM56-5) 75-055 396800-75-107 (CFM56-5B) 75-004 396800-75-100 (CFM56-5B) 75-011 396800-75-103 (CFM56-5B) 75-021 396800-75-107 (CFM56-5C) 75-020 396800-75-101 Recall/Rework of New Stationary Shaft Seal 219445-1 09-25-96 09-01-96 Introduction of a New Hydraulic Gear Motor 11-24-99 05-23-00 11-12-99 Introduction of a New Hydraulic Gear Motor 02-23-96 05-10-96 12-21-95 03-29-96 Recall/Rework of New Stationary Shaft Seal 219445-1 09-25-96 09-01-96 Introduction of a New Stationary Shaft Seal 219876-1 11-24-99 11-12-99 Recall/Rework of New Stationary Shaft Seal 219445-1 04-22-96 02-27-97 04-01-96 N
01-31-97 (CFM56-5C) 75-023 Recall/Rework of New Stationary Shaft Seal 219445-1 09-25-96 396800-75-104 (CFM56-5C) 75-051 Introduction of a New Stationary Shaft Seal 219876-1 11-24-99 396800-75-107 11-12-99 Allison 250- C18 CEB 256 Machine Fuel Pump Gear Housing 07-01-88 C20 CEB 1261, B15 TP CEB 130, B17 TP CEB 1219, C20R CEB 73-4006, Argo-Tech E.O. 8149 Allison 250- C28 CEB 73- Machine Fuel Pump Gear Housing and Pump Cover Assembly 06-01-89 2035, C30 CEB 73-3043, Argo-Tech E.O. 8150, 8151, 8152, 8153 AE2100D3 SB 79-015 Remove/Replace Pressure Regulator Valves 219032 11-13-96 724800-79-001 11-13-96 724800-79-002 Upgrade of Pump Assembly Configuration 01-15-02 N 829500-73-001 Introduction of a New Fuel Pump Model 04-01-04 N CF34-8C-AL SB 73-0019 Recurring Inspection of the N2 Sensor PN 829599 04-28-05 N CF34-8C SB 73-0023 Introduction of N2 Speed Sensor PN 829549 02-17-06 N CF34-8E-AL SB 73-0005 Recurring Inspection of the N2 Sensor PN 829599 04-28-05 N CF34-8E SB 73-0008 Introduction of N2 Speed Sensor PN 829549 02-10-06 N CF34-10E SB 73-A0011 Removal of Strainer from Main Fuel Pump 09-15-06 No CF34-10E SB 73-A0012 Inspection of Main Inlet Strainer Tripod 09-15-06 No ESD 100AL, 07/16/2009 12