C15 On-Highway Engine Caterpillar

Illustration 1	g01302874
Engine oil filter base

(1) 4N-8150 Spring

Quantity ... 2

Length under test force ... 55.24 mm (2.1750 inch)

Test force ... 75.619 ± 5.8 N (17 ± 1.30 lb)

Free length after test ... 93.726 mm (3.6810 inch)

Outside diameter ... 20.6 mm (0.81 inch)

The oil cooler bypass valve and the oil filter bypass valve must open with a pressure difference of 240 ± 20 kPa (35.0 ± 3.0 psi).

(2) Torque for two O-ring plugs ... 100 ± 15 N·m (75 ± 11 lb ft)

(3) Torque for the hollow stud ... 68 ± 7 N·m (50 ± 5 lb ft)

Note: Apply 6V-6640 Sealant to the top 11.0 ± 2.0 mm (0.43 ± 0.08 inch) of the hollow stud threads.