DISASSEMBLE FUEL TRANSFER PUMP

TM-5-3805-258-24-2 Loader Scoop Type DED 4x4 Articulated Frame Steer 2 1/2 Cubic Yard Bucket (CCE) Airborne/Airmobile Sectionalized and Nonsectionalized Manual
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TM 5-3805-258-24-2 ENGINE DISASSEMBLY AND ASSEMBLY FUEL TRANSFER PUMP Models 950BNSCE and 950BSCE DISASSEMBLE FUEL TRANSFER PUMP 4. Put 4L7464 Silicone Grease on O-ring (15) and place O-ring on the tappet assembly (14). start by: Place tappet assembly with O-ring in housing. a) remove fuel transfer pump 5. Put 4L7464 Silicone Grease on O-ring (13) and install O-ring on sleeve (11). WARNING 6. Place piston (12) in sleeve. Place sleeve and piston in housing. Cover (2) is under spring tension. To prevent pos- sible personal injury, carefully remove screws (1). 7. Place seal (8), valve (7), washer (6), spring (5), and valve (4) in housing. 1. 2. 3. 4. 5. Remove two screws (1) that hold cover (2) to housing (3). Remove cover, valve (4), spring (5), washer (6), valve (7), and seal (8). Remove preformed packings (9 and 10) from cover. Remove sleeve (11) and piston (12). Remove preformed packing (13) from sleeve. Remove tappet assembly (14), and pre- formed packing (15). 8. Put 4L7464 Silicone Grease on O-rings (9 and 10) and install O-rings in cover (2). Place cover on housing, compressing spring. Install two screws (1) that hold cover in place. Tighten capscrews. Remove two screws (16), cover (17), pre- formed packing (18) and valve (19) from housing. Remove preformed packing (20) from hous- ing. ASSEMBLE FUEL TRANSFER PUMP 1. Clean all parts and be sure all passages are open. 2. Install O-ring (20) in housing (3). NOTE: Valves (4), (7), and (19) must be installed as shown for pump to operate correctly. Place valve (19) in side bore of housing. Put a 4L7464 Silicone Grease on O-ring (18) and install O-ring on cover (17). Place cover on housing and install two screws (16) that hold the cover in place. 5-90a/5-90b (blank)

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