CUSHION ASSEMBLY 8Y4206 - Caterpillar

Removal Procedure
Start By:
Remove the fuel injection pump. Refer to Disassembly and Assembly, "Fuel Injection Pump - 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 g00611319
If necessary, remove bolt (1) and the washer from the cylinder head.
Remove oil tube assembly (dipstick) (2) from the cylinder block.
Check O-ring seal (3) (not shown) for wear or damage. Replace the O-ring seal, if the O-ring seal is worn or damaged.
Illustration 2 g00611320
Remove bolts (4) and the washers that secure the oil cooler to the engine cylinder block. The 3066 Engine has 24 bolts and washers while the 3064 Engine has 16 bolts and washers.
Remove engine oil cooler (5) and gasket (6) (not shown) from the engine cylinder block. Check the gasket for wear or damage. Replace the gasket, if the gasket is worn or damaged.Note: Check the oil cooler cover for cracks. Replace the cover, if the cover is cracked.