HOSE 3849501 - Caterpillar

Disassembly Procedure
Start By:
Remove the fuel transfer pump. Refer to Disassembly and Assembly, "Fuel Transfer Pump - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01112986
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Remove drive coupling (1) from the drive shaft. Remove O-ring seal (2).
Remove cap (6), washer (5), spring (4), and poppet valve (3).
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Remove bolts (7). Remove head (8) from plate (9).
Remove check valve (11) from head (8).
Remove plate (9). Remove gasket (10). Remove the O-ring seal from the plate. Note: If the bearings in plate (9) are damaged, the plate must be replaced. The bearings are nonserviceable separately.
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Remove idler gear (12) and drive shaft (13) from casing (14).
Remove casing (14) from bracket (16). Remove the O-ring seal from casing (14). If necessary, remove terminal bushings (15).
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Remove outer lip seal (17) and inner lip seal (18) from bracket (16). Note: If the bearings in bracket (16) are damaged, the bracket must be replaced. The bearings are nonserviceable separately.