FILTER-SOOT 1379974 - Caterpillar

1. Disconnect fuel outlet line (2) and fuel inlet line (3).2. Remove two bolts (1) that hold pump to drive housing. Remove fuel transfer pump.Install Fuel Transfer Pump
1. Put the fuel transfer pump in position so the shaft is in alignment with groove in drive housing.2. Install the bolts and connect fuel inlet and outlet lines.Disassemble Fuel Transfer Pump
start by:a) remove fuel transfer pump 1. Remove six bolts (1) that hold the transfer pump cover to transfer pump body. Remove the cover.2. Remove the plug (2), seat, spring and fuel bypass valve from cover. 3. Remove the gear (5) and shaft assembly (4) from the body (3). 4. Remove the seals (6) from the body. 5. Use tooling (A) to remove the bearing from the body.Assemble Fuel Transfer Pump
1. Use tooling (A) to install bearing into body.2. Use tool (B) to install inner seal in body. Install seal with lip of seal toward the outside. 3. Use tool (C) to install outer seal in the body. Install seal with lip of seal toward the outside. 4. Install tool (D) on the shaft assembly (1) and install shaft assembly into body.
Tool (D) must be used to install shaft assembly. The shaft will cause damage to seals if it is not used.
5. Install idler gear (2) in the body. 6. Install fuel bypass valve (5), spring (3), washer (4) and plug into cover.7. Put a thin amount of 8S6747 Aviation Type Permatex on face of body.
Do not let Permatex get into the pump body.
8. Put the cover (6) in position on the body and install the six bolts. After tightening bolts which hold cover to body, the gear and shaft assembly must turn freely.end by:a) install fuel transfer pump