950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Hydraulic System Caterpillar

Illustration 1	g00291579
Typical Line Relief Valve

(1) Torque for the nut ... 50 ± 7 N·m (37 ± 5 lb ft)

(2) Torque for the valve body ... 65 ± 5 N·m (48 ± 4 lb ft)

(3) 4T-2741 Spring

Length under test force ... 58.7 mm (2.31 inch)

Test force ... 240 ± 20 N (55 ± 4 lb)

Free length after test ... 61 mm (2.4 inch)

Outside diameter ... 15.75 mm (.620 inch)

(4) Lubricate the seal with the lubricant that is being sealed.

Oil flow rate at 49 ± 3°C (120 ± 5°F) ... 38 ± 4 L/min (10 ± 1 US gpm)

(A) 6E-2377 Relief Valve

Pressure setting ... 22750 ± 400 kPa (3300 ± 60 psi)

(B) 4T-4162 Relief Valve

Pressure setting ... 12400 ± 400 kPa (1800 ± 60 psi)

(C) 4T-2742 Relief Valve

Pressure setting ... 20700 ± 400 kPa (3000 ± 60 psi)

(D) 4T-2764 Relief Valve

Pressure setting ... 26000 ± 400 kPa (3800 ± 60 psi)

(E) 192-3213 Relief Valve

Pressure setting ... 24800 ± 400 kPa (3600 ± 60 psi)

(F) 192-3212 Relief Valve

Pressure setting ... 20000 ± 400 kPa (2900 ± 60 psi)

Illustration 2	g00486432
Typical Relief Valve

(G) 167-1165 Relief Valve

Pressure setting ... 24800 ± 400 kPa (3600 ± 60 psi)

(H) 146-4367 Relief Valve

Pressure setting ... 20000 ± 400 kPa (2900 ± 60 psi)

(I) 146-4368 Relief Valve

Pressure setting ... 22750 ± 400 kPa (3300 ± 60 psi)

(5) Lubricate the seal with the lubricant that is being sealed.

(6) Torque for the valve body ... 65 ± 5 N·m (48 ± 4 lb ft)

(7) Torque for the nut ... 24 ± 3 N·m (18 ± 2 lb ft)

(8) Torque for the cap ... 24 ± 3 N·m (18 ± 2 lb ft)