VALVE AS-CONTROL 4728941 - Caterpillar

Removal Procedure
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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Drain the coolant from the engine oil cooler into a suitable container. Drain the engine oil from the engine oil cooler into a suitable container. Refer to Operation and Maintenance Manual for the procedure on draining the engine coolant and the engine oil.
Illustration 1 g00904864
Remove bolts (1).
Disconnect hose assemblies (2) and (3).
Illustration 2 g00904866
Remove bolts (4).
Remove engine oil cooler housing (5) and the gasket.
Remove nuts (6) and flanges (7).
Remove hose assemblies (2) and (3).
Illustration 3 g00904869
Remove seals (8).
Remove engine oil cooler (10) and seal (9) from engine oil cooler housing (5).