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PISTON KIT 2389308 - Caterpillar

2389308 PISTON KIT Caterpillar parts PISTON
Alternative (cross code) number:
Caterpillar 2389308 PISTON KIT
Weight: 4 pounds 1 kg.

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Assembly Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.
Ensure that all of the parts of the engine oil pump are thoroughly clean prior to assembly.Note: Lubricate all internal parts of the engine oil pump with clean engine oil.
Illustration 1 g01419105
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install oil pressure relief plunger (13) and spring (14) in the oil pump body assembly. Install oil plug (15) .
Illustration 2 g01419104
Illustration 3 g00614683
Note: Install bolts (10) before drive gear (8) is pressed on shaft assembly (11) . This bolt is positioned under drive gear (8) .
Install bolts (10) . Position drive gear (8) and shaft assembly (11) in oil pump body assembly (7) . Use a suitable press and press drive gear (8) on shaft assembly (11) until drive gear (8) is even with the end of shaft assembly (11) . Install shaft assembly (12) in oil pump body (9) . Put the pump bodies together. Tighten bolts (10) .
Illustration 4 g00614677
Install oil pump shaft (6) . Install the bearing in idler gear (5) . Install the bearing so the distance between the hub bolt face of idler gear (5) and the bearing is 0.75 0.25 mm (0.030 0.010 inch). Install idler gear (5) on oil pump shaft (6) . Install washer (4) and bolt (3) . Tighten bolt (3) to 70 15 N m (52 11 lb ft).
Illustration 5 g00614664
Check the condition of the gasket that is used in oil pickup tube (2) . If the gasket is damaged, replace the gasket. Install the gasket and oil pickup tube (2) .
Check the condition of the O-ring seal that is used in outlet elbow (1) . If the O-ring seal is damaged, replace the O-ring seal. Install the O-ring seal and outlet elbow (1) .End By: Install the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Install".

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