Centinel System – Repair Manual – 007-003   Lubricating Oil Cooler

Remove two oil cooler mounting capscrews and install the guide pins.

Clean the area above the oil cooler to prevent debris entry into the oil passages.

WARNING  This component or assembly weighs greater than 23 kg [50 lb]. To prevent serious personal injury, be sure to have assistance or use appropriate lifting equipment to lift this component or assembly.

Remove the remaining 18 capscrews, oil cooler, and gasket. Discard the gasket.

CAUTION  Immediately upon removal of the lubricating oil cooler assembly, a plug must be inserted into the housing and cylinder block oil passage drillings. Failure to insert the oil passage plug can result in a bearing failure, crankshaft failure, or both.

The reusable plugs, Part Numbers 4918322, 4918324, and 4918340, are included in protective plug kit, Part Number 4918319. These plugs are necessary to prevent debris from entering the lubrication system during the repair.

Plug the oil cooler housing filtered oil passage with plug, Part Number 4918323, the block filtered oil passage with plug, Part Number 4918340, and the block oil pump passage with plug, Part Number 4918322.

Firmly push the plugs into the oil passages to prevent all debris from entering the lubrication system when cleaning the gasket surface.