SWITCH AS-PRESSURE 1733837 - Caterpillar

Removal Procedure
Start By:
Remove the engine oil filter.
Hot oil and components can cause personal injury.Do not allow hot oil or components to contact the skin.Be sure that the engine and components are cool enough to touch with your bare hand prior to performing any service work.
At operating temperature, the engine coolant is hot and under pressure.Steam can cause personal injury.Check the coolant level only after the engine has been stopped and the fill cap is cool enough to touch with your bare hand.Remove the fill cap slowly to relieve pressure.Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to prevent personal injury.
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Drain the engine oil. Refer to Operation and Maintenance Manual, "Engine Oil - Change". Refer to Operation and Maintenance Manual, "Engine Oil - Change" for the correct draining and filling procedures.
Drain the coolant from the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" for the correct draining and filling procedures.
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Disconnect harness assembly (3).
Remove bolt (2) and disconnect inlet pipe (1).
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Remove bolts (4) and engine oil cooler (5).
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Remove nuts (9) and element assembly (6) from engine oil cooler (5).
Remove gasket (7) and O-ring seals (8) from engine oil cooler (5).
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Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Remove plugs (10), (11), and the O-ring seals.
Remove plug (13), the O-ring seal, and the spring.
Remove plug (15), the O-ring seal, and spring (14).
Remove plug (16), the O-ring seal, and spring (12).Installation Procedure
Install engine oil cooler (5) in the reverse order of removal.
Tighten bolts (4) to a torque of 22.5 3.5 N.m (199.1 31.0 lb in).
Tighten bolt (2) to a torque of 22.5 3.5 N.m (199.1 31.0 lb in).