POTENTIOMETER AS 3783320 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1P-2320     Combination Puller     1    
B     1P-0510     Driver Group     1    Start By:
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00607826
Note: Illustration 1 does not show that the front housing is removed from the cylinder block.
Remove bolt (1) from the cover (2) .
Remove cover (2) for the engine oil pump from the front housing. Check gasket (3) (not shown) for damage or wear. Replace the gasket, if the gasket is worn or damaged.
Illustration 2 g00607770
Remove driven gear (4) for the oil pump. Pull the gear straight out of the front housing (5) (slip fit).
Illustration 3 g00607857
Position the front housing on a work bench in order to remove the oil pump gear from the rear of the housing.
Use Tool (A) to remove oil pump gear (6) from the front housing.
Illustration 4 g00607885
Position the front housing on a work bench in order to remove the drive gear from the front of the housing.
Remove drive gear (7) from the front housing.
Illustration 5 g00607947
Use Tool (B) to remove front oil seal (8) (not shown) from the front housing.
Illustration 6 g00607955
Note: Illustration 6 does not show that the front seal (8) is removed.
Remove set screw (9) from the front housing.
Illustration 7 g00607962
Illustration 8 g00607966
Note: Illustration 7 does not show that the front seal (8) is removed.
Remove spindle (10) and idler gear (11) as an assembly. Push on the gear with a hardwood bar (12) through the mounting hole for the front seal. Rotate the gear while the gear is pushed.Note: Use care not to damage the pump idler gear and the crankshaft gear.Note: Replace the drive gear and the driven gear as an assembly.Note: Do not attempt to reuse the oil pump gear and drive gear assembly. Replace the oil pump gear and the drive gear assembly with new parts.Note: Check all of the gears for worn teeth or damaged teeth. Replace the gears, if necessary.