966G Wheel Loader and 972G Wheel Loader Power Train Caterpillar

Illustration 1	g00416679

Pressure differential that opens the bypass valve ... 248 ± 21 kPa (36 ± 3 psi)

(1) 9M-1986 Spring

Length under test force ... 25.40 mm (1.000 inch)

Test force ... 111 ± 9 N (24.9 ± 2.0 lb)

Free length after test ... 47.2 mm (1.86 inch)

Outside diameter ... 12.7 mm (.50 inch)

(2) Lubricate the seal with the fluid that is being filtered.

(3) Do not use an air wrench to tighten the filter housing. Make sure that the shoulder of the filter housing contacts the bottom of the oil filter base.

(4) 3S-8652 Spring

Length under test force ... 25.4 mm (1.00 inch)

Test force ... 153 ± 12 N (34.4 ± 2.8 lb)

Free length after test ... 96.5 mm (3.80 inch)

Outside diameter ... 35.1 mm (1.38 inch)