6-S7
G2160, WSM
HYDRAULIC SYSTEM
Separating Control Valve Assembly
1. Remove the Mower lift lever from the control valve assembly.
2. Remove the stopper plate (5).
3. Remove the suction pipe (4) with the oil strainer.
4. Disconnect the hydraulic hoses (2), (6) from the drain pipe (7).
5. Remove the drain pipe retaining bolt (3).
6. Remove the drain pipe (7).
7. Remove the control valve assembly stay mounting screw.
8. Remove the adaptor bolts (1) with the gaskets.
9. Remove the control valve assembly with the filter from the
transmission.
(When reassembling)
• First tighten the adaptor bolts into the control valve assembly.
Then tighten up the control valve assembly stay mounting screw.
W1013013
Separating Control Valve
1. Separate the control valve (1) with the adaptors from the control
valve adaptor (2).
(When reassembling)
• Take care not to damage the O-rings.
W1013384
(B) Disassembling Control Valve
Plug and Spool
1. Remove the plug.
2. Draw out the spool assembly.
(When reassembling)
• Take care not to damage the O-rings.
W1013554
Tightening torque
Adaptor bolt
80.4 N·m
8.2 kgf·m
59.3 ft-lbs
Drain pipe retaining bolt
27.4 N·m
2.8 kgf·m
20.3 ft-lbs
(1) Adaptor Bolts
(2) Hydraulic Hose
(3) Drain Pipe Retaining Bolt
(4) Suction Pipe
(5) Stopper Plate
(6) Hydraulic Hose
(7) Drain Pipe
(1) Control Valve (2) Control Valve Adaptor
(1) Spool
(2) Plane Washer
(3) Collar
(4) Spring
(5) Plane Washer
(6) Snap Ring
(7) O-ring
(8) Plug