STV32 · STV36 · STV40, WSM HYDRAULIC SYSTEM
8-S23
(6) Hydraulic Cylinder (3P Hydraulic System)
Lift Arm and Hydraulic Arm Shaft
1. Remove the position control rod (2).
2. Remove the external snap ring and tap out the lift arm LH (4).
3. Pull out the lift arm RH (7) and hydraulic arm shaft (6) as a unit.
4. Take out the hydraulic arm (8) and hydraulic rod as a unit.
(When reassembling)
A Apply molybdenum disulfide (Three Bond 1901 or equivalent)
to the contact surface of the hydraulic arm and hydraulic rod.
A Align the alignment marks (9) of the hydraulic arm (8) and
hydraulic arm shaft (6).
A Align the alignment marks (10) of the lift arm (4) and hydraulic
arm shaft (6).
A Apply molybdenum disulfide (Three Bond 1901 or equivalent)
to the right and left bushings of hydraulic cylinder block and O-
rings (3).
A Take care not to damage the O-rings (3).
(1) Hydraulic Cylinder Block (7) Lift Arm RH
(2) Position Control Rod (8) Hydraulic Arm
(3) O-ring (9) Alignment Mark (Hydraulic Arm
(4) Lift Arm LH Shaft and Hydraulic Arm)
(5) External Snap Ring (10) Alignment Mark (Hydraulic Arm
(6) Hydraulic Arm Shaft Shaft and Lift Arm)
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