HOSE AS 8D6628 - Caterpillar

Remove Fuel Transfer Pump
start by:a) remove fuel injection pump housing and governor 1. Put the fuel injection pump housing on tool (A). Install timing pin (1) so the injection pump camshaft will not turn during disassembly and assembly.
Do not hit the bolt or the sleeve. This can cause damage to the nut.
2. Install bolt (B) in the threads of sleeve (4). Tighten the bolt until the sleeve can be removed.3. Remove bolts (3) that hold the body to the housing.4. Remove body (2) from the housing. 5. Remove idler gear (6) from the body.6. Remove O-ring seal (5) and the two lip type seals from the body. 7. Remove drive gear (8) from the shaft.8. Remove key (7) from the shaft.Install Fuel Transfer Pump
1. Install the inner seal in the body with tool (A). Install the outer seal with tool (B). The lip of the inner seal must be toward the pump gears. The lip of the outer seal must be toward the outside. The timing pin must be in position in the camshaft so the camshaft will not turn during assembly. 2. Install key (1) and drive gear (2) on the shaft. 3. Install O-ring seal (4) and idler gear (3) on the body.4. Install body (5) on the housing. Install the bolts that hold the body to the housing. 5. Put sleeve (6) in position on the camshaft.
Do not hit the sleeve with a hammer to install it. This will put end force on the camshaft and cause damage to the other components in the pump housing.
6. Install the sleeve on the camshaft with tooling (C).7. The end clearance of the camshaft must be .023 .018 in. (0.58 0.46 mm) after sleeve (6) is installed.end by:a) install fuel injection pump housing and governor