527 Track-Type Skidder Hydraulic System Caterpillar

Illustration 1	g00513120

Torque for 37 nuts (not shown) that fasten the cover to the tank 33 ± 3 N·m (24.3 ± 2.2 lb ft)

Torque for the four nuts (not shown) that fasten the sight glass to the tank 33 ± 3 N·m (24.3 ± 2.2 lb ft)

(1) Torque for bolt ... 58.0 ± 1.4 N·m (42.78 ± 1.03 lb ft)

(2) Torque for four nuts ... 33 ± 3 N·m (24.3 ± 2.2 lb ft)

Illustration 2	g00513122
Section B-B

(3) 7B-3039 Spring

Length under test force ... 29.19 mm (1.031 inch)

Test force ... 15.6 ± 1.2 N (3.51 ± 0.28 lb)

Free length after test ... 36.53 mm (1.438 inch)

Outside diameter ... 19.84 mm (0.781 inch)

(4) Torque for two nuts ... 33 ± 3 N·m (24.3 ± 2.2 lb ft)

Illustration 3	g00513123
Section A-A

(5) 8J-8443 Spring

Length under test force ... 85.73 mm (3.375 inch)

Test force ... 721 ± 71 N (162 ± 16 lb)

Free length after test ... 127.0 mm (5.00 inch)

Outside diameter ... 92.5 mm (3.64 inch)