STUD 1831343 - Caterpillar

Earlier
LaterOil pressure difference that makes the oil filter bypass valve open ... 140 25 kPa (20 4 psi)Oil pressure difference that makes the oil cooler bypass valve open ... 125 25 kPa (18 4 psi)(1) 9L9188 Spring (oil cooler and oil filter bypass valve): Length under test force ... 43.2 mm (1.70 in.)Test force ... 15.6 N (3.5 lb.)Free length after test ... 57.9 mm (2.28 in.)Outside diameter ... 11.18 mm (.440 in.)(2) Oil filter bypass valve.(3) Torque for nuts that hold oil cooler core to oil cooler base (hand torque only) ... 22 3 N m (16 2 lb ft) If applicable, assemble gasket to oil cooler base with indexing point toward the front of the engine and in the up position.(4) Oil cooler bypass valve.(5) Tighten bolts to a torque of ... 31 4 N m (23 3 lb ft)(6) Tighten plug to a torque of ... 22 3 N m (16 2 lb ft)