MOUNTING GP-ENGINE 2258857 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1P-0510     Driver Group     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00646132
Use Tool (A) to install the front oil seal (8) (not shown).
Illustration 2 g00607962
Lower the temperature of the spindle (10). Install spindle (10) and idler gear (11) as an assembly in the front housing.Note: The temperature of the spindle is lowered in order to ease the installation of the spindle in the front housing.
Illustration 3 g00607955
Install set screw (9) in the front housing.
Illustration 4 g00607885
Lower the temperature of the drive gear assembly. Install drive gear (7) in the front housing.Note: The temperature of the drive gear assembly is lowered in order to ease the installation of the drive gear assembly in the front housing.
Illustration 5 g00608012
Always wear protective gloves when handling parts that have been heated.
Heat the oil pump gear up to 180 to 220 °C (356 to 428 °F). Support end (X) of the shaft (7) (drive gear). Install oil pump gear (6) onto the shaft. The end of the gear (Z) should be flush with the end of the shaft (Y) .
Illustration 6 g00607770
Install driven gear (4) into the front housing (slip fit).
Illustration 7 g00607826
Place gasket (3) and cover (2) in position on the front housing.Note: Ensure that the old gasket material is removed from the mating surfaces.
Install the washer and bolt (1) that secures the cover to the front housing. Tighten bolt (1) to a torque of 34 5 N m (25 4 lb ft).Refer to the Specifications Module, "Engine Oil Pump" for more information on the engine oil pump.End By: Install the front housing. Refer to Disassembly and Assembly, " Housing (Front) - Install".