JLG G12-55A Service Manual - Manual (Page 141)

8-21 G10-55A, G12-55A
Hydraulic System
8.8.5 Cylinder Torque Specifications
a. Lift/Lower Cylinder
b. Extend/Retract CylinderTilt Cylinder
c. Tilt Cylinder
d. Compensation Cylinder
e. Frame Level Cylinder
f. Stabilizer Cylinder
g. Outrigger Cylinder
Head Nut CB Valve CB Cap Screw
G10-55A, G12-55A
120 lb-ft
(163 Nm)
2682 lb-ft
(3636 Nm)
45-50 lb-ft
(61-67 Nm)
35 lb-ft
(47 Nm)
Head Nut
CB Valve
(Large)
CB Valve
(Small)
G10-55A, G12-55A
100 lb-ft
(135 Nm)
1376 lb-ft
(1866 Nm)
110 lb-ft
(149 Nm)
33 lb-ft
(45 Nm)
Head Nut CB Valve
G10-55A, G12-55A
550-600 lb-ft
(746-814 Nm)
2200-2500 lb-ft
(2982-3389 Nm)
40-45 lb-ft
(54-61 Nm)
Head Nut
G10-55A 400-500 lb-ft (542-678 Nm)
2900-3100 lb-ft (3932-4203 Nm)
G12-55A 500-600 lb-ft (678-814 Nm)
Head Nut Check Valve
G10-55A, G12-55A
300-400 lb-ft
(407-542 Nm)
750-800 lb-ft
(1017-1085 Nm)
20-22 lb-ft
(27-30 Nm)
Head Nut Solenoid Solenoid Nut
G10-55A, G12-55A
300-400 lb-ft
(407-542 Nm)
750-800 lb-ft
(1017-1085 Nm)
20-22 lb-ft
(27-30 Nm)
2.5 lb-ft
(3,3 Nm)
Head Nut Check Valve
G10-55A, G12-55A
300-400 lb-ft
(407-542 Nm)
2350-2600 lb-ft
(3186-3525 Nm)
30-35 lb-ft
(41-47 Nm)