12H, 140H and 160H Motor Graders Hydraulic and Steering System Valve and Linkage Group Caterpillar


Valve and Linkage Group
`
12H, 140H and 160H Motor Graders Hydraulic and Steering System [SENR8623]
HYDRAULIC SYSTEM
VALVE & LINKAGE GP
12H, 140H and 160H Motor Graders Hydraulic and Steering System Valve and Linkage Group



Illustration 1g01393609

Rear view

(5) Right valve group

(6) Blade lift control valve

(7) Wheel lean control valve

(8) Centershift control valve

(9) Articulation control valve

(10) Left valve group

(11) Circle drive control valve

Note: Some of the Motor Graders may have different implements. The number of control valves in each valve group may vary.

(1) Torque for six jam nuts ... 12 ± 2 N·m (105 ± 18 lb in)

Note: As required, use the following shims in order to provide the minimum end play that allows the levers to return to the NEUTRAL position.

(2) 8D-5636 Shim

Thickness ... 0.25 mm (0.010 inch)
Inside diameter ... 19.84 mm (0.781 inch)
Outside diameter ... 38.1 mm (1.50 inch)

(3) 8D-5637 Shim

Thickness ... 0.76 mm (0.030 inch)
Inside diameter ... 19.84 mm (0.781 inch)
Outside diameter ... 38.1 mm (1.50 inch)

(4) Torque for twelve bolts ... 13 ± 3 N·m (115 ± 27 lb in)




Illustration 2g01393825

View A-A

(12) Torque for four bolts ... 60 ± 12 N·m (44 ± 9 lb ft)




Illustration 3g01393827

View B-B

(13) Torque for two bolts ... 60 ± 12 N·m (44 ± 9 lb ft)

Information System:

Challenger 35, Challenger 45 and Challenger 55 Agricultural Tractors Seat Belt Adjustment
834B and 836 Landfill Compactor Power Guard Control
834B and 836 Landfill Compactor Caterpillar Reference Material
834B and 836 Landfill Compactor Refill Capacities
561M Pipelayer Track Roller Frame Guides - Inspect
834B and 836 Landfill Compactor Throttle Lock Control
834B and 836 Landfill Compactor Starting with Auxiliary Start Receptacle
844 Wheel Dozer Tree or Brush Removal
D9R Track-Type Tractor Standard Torque for Worm Drive Band Hose Clamps
D6R Track-Type Tractor Operation
834B and 836 Landfill Compactor After Starting Engine
CP-433C, CS-431C and CS-433C Paving Compactors Engine Starting with Jump Start Cables
12H, 140H and 160H Motor Graders Hydraulic and Steering System Blade Lift Control Valve
D9R Track-Type Tractor Ripping
D9R Track-Type Tractor Adjustable Ripper
120H and 135H Motor Graders Hydraulic and Steering System Drawbar
120H Motor Grader Hydraulic and Steering System Drawbar
12H, 140H and 160H Motor Graders Hydraulic and Steering System Snow Plow/Bulldozer Relief Valve
12H, 140H, 143H, 160H and 163H Motor Graders Hydraulic and Steering System Control Valve (Snow Plow/Dozer Lift)
824G , 825G and 826G Landfill Compactor Mounting and Dismounting
834B and 836 Landfill Compactor Cooling System Water Temperature Regulator - Replace
416C, 426C, 428C, 436C and 438C Backhoe Loaders Bucket Tips - Inspect/Replace
966G and 972G Wheel Loaders Engine Air Filter Secondary Element - Replace
561M Pipelayer Torque Converter