1-S5
B7800HSD (SUPPLEMENT), WSM
HYDRAULIC SYSTEM
[2] DISASSEMBLING AND ASSEMBLING
(1) Separating Hydraulic Cylinder Assembly
Seat and Seat Stay
1. Remove the seat.
2. Remove the lowering speed adjusting knob and dipstick, then
remove the seat under cover.
3. Remove the tool box (3) and the seat stay assembly (2).
4. Disconnect the wiring harness.
W1014620
Hydraulic Cylinder Assembly
1. Remove the top link and disconnect the lift rods.
2. Remove the all lever grips and remove the both lever guides (2),
(8).
3. Disconnect the differential lock rod (1) and remove the hydraulic
control lever (3).
4. Disconnect the delivery pipe for 3-point hitch (4).
5. Remove the left hand side top link bracket (6) and connecting
plate mounting screws.
6. Remove the hydraulic cylinder assembly (5) with connecting
plate.
(When reassembling)
• Apply liquid gasket to joint face of the differential case and the
hydraulic cylinder.
W1014733
(2) Disassembling Hydraulic Cylinder Assembly
Control Valve
1. Remove the control valve mounting screws, and remove the
control valve (1).
(When reassembling)
• Take care not to damage the O-rings.
W1014982
(1) Seat
(2) Seat Stay Assembly
(3) Tool Box
Tightening torque
Connecting plate mounting
screw
39.2 to 44.1 N·m
4.0 to 4.5 kgf·m
28.9 to 32.5 ft-lbs
Hydraulic cylinder
mounting screw and nut
39.2 to 44.1 N·m
4.0 to 4.5 kgf·m
28.9 to 32.5 ft-lbs
Delivery pipe joint bolt
33.3 to 38.2 N·m
3.4 to 3.9 kgf·m
24.6 to 28.2 ft-lbs
(1) Differential Lock Rod
(2) Lever Guide RH
(3) Hydraulic Control Lever
(4) Delivery Pipe
(5) Hydraulic Cylinder
(6) Top Link Bracket LH
(7) Connecting Plate
(8) Lever Guide LH
Tightening torque
Control valve mounting
screws
23.6 to 27.4 N·m
2.4 to 2.8 kgf·m
17.4 to 20.2 ft-lbs
(1) Control Valve
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