797F and 797F XQ Off-Highway Truck Power Train Caterpillar

Illustration 1	g01950859

Note: Lubricate the O-ring seal (5) with the lubricant that is being filtered.

Note: Before the maximum torque, the filter housing group (2) must contact the bottom of the base assembly (1). Do not use an air wrench to tighten the filter housing group.

(2) Torque for the filter housing group ... 61 ± 7 N·m (45 ± 5 lb ft)

(3) 334-2679 Spring

Length under test force ... 57.57 mm (2.267 inch)

Test force ... 179.53 ± 8.98 N (40.36 ± 2.02 lb)

Free length after test ... 85.6 mm (3.37 inch)

Outside diameter ... 22.35 mm (0.880 inch)

(4) 334-2680 Spring

Length under test force ... 57.57 mm (2.267 inch)

Test force ... 98.67 ± 4.93 N (22.18 ± 1.11 lb)

Free length after test ... 68.2 mm (2.69 inch)

Outside diameter ... 16.17 mm (0.637 inch)

(6) Torque for the plug assembly ... 85 ± 10 N·m (63 ± 7 lb ft)