INJECTOR GP-FUEL 2679734 - Caterpillar

Removal Procedure
Start By:
Remove the front housing. Note: Refer to Specifications, "Engine Design" for non-specified engine torque values.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g02788686
Remove screws (2) and cover (1).
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Remove inner rotor (4) from outer rotor (3). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 129-1967 White Grease 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
If any part of the engine oil pump is worn or damaged, the complete assembly of the engine oil pump must be replaced.
Ensure that all components of the engine oil pump are clean and free from wear and damage.
Refer to Specifications, "Engine Oil Pump" for all the engine oil pump allowable clearances.
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Position outer rotor (3) into the pump body. Check the clearance between outer rotor (3) and the pump body.
Install inner rotor (4) into outer rotor (3). Check the clearance between the lobes of outer rotor (3) and inner rotor (4).
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Position a strip of Plastigage onto the outer rotor face with Tooling (A). Position cover (1) and install screws (2) and torque. Remove cover (1) and check clearance between the rotor and cover (1).
Position cover (1) and install screws (2). Tighten screws (2) to a torque of 8 to 9 N m (70 to 83 lb in). End By:
Install the front housing.