COVER 9J8063 - Caterpillar

Illustration 1 g00820218Note: When the engine oil relief valve is installed, ensure that all components are clean. Lightly lubricate all components with clean engine oil. (1) O-ring A new O-ring should be used when the engine oil relief valve is installed. (2) Tighten the engine oil relief valve to the following torque. ... 64 N m (47 lb ft)The engine oil pressure at the engine oil relief valve is the following value. C1.1 and C1.6 ... 304 to 500 kPa (44 to 73 psi)C1.5 ... 262 to 359 kPa (38 to 52 psi)C0.5, C0.7 and C2.2 ... 352 to 448 kPa (51 to 65 psi)Note: Always remove the engine oil relief valve before removing or installing the crankshaft. Damage to the engine oil relief valve or damage to the crankshaft may occur.