Hydraulic Cylinder - wsm STW37 Workshop Manual

STW34, STW37, STW40, WSM

(2) Hydraulic Cylinder

Hydraulic Cylinder Bore
1. Check the cylinder internal surface for scoring or damage.
2. Measure the cylinder I.D. with a cylinder gauge.
3. If the measurement exceeds the allowable limit, replace.
Factory specification
Cylinder bore I.D.
Allowable limit
Clearance between Hydraulic Arm Shaft and Bushing
1. Measure the hydraulic arm shaft O.D. with an outside
micrometer.
2. Measure the bushing I.D. with a cylinder gauge.
3. If the clearance exceeds the allowable limit, replace.
NOTE
• If replace the bushings, be sure to use the hydraulic arm
shaft bushing replacing tool. (See page G-49.)
Factory
specifica-
Clearance between
tion
hydraulic arm shaft and
bushing
Allowable limit
Hydraulic arm shaft O.D.
Factory
specifica-
tion
Bushing I.D.
8-S22
HYDRAULIC SYSTEM
75.06 to 75.10 mm
2.9551 to 2.9567 in.
75.20 mm
2.9606 in.
9Y1211109HYS0042US0
0.120 to 0.210 mm
Right
0.0047 to 0.0083 in.
0.090 to 0.200 mm
Left
0.0035 to 0.0079 in.
0.30 mm
0.0118 in.
37.795 to 37.820 mm
Right
1.4880 to 1.4890 in.
34.925 to 34.950 mm
Left
1.3750 to 1.3760 in.
37.940 to 38.005 mm
Right
1.4937 to 1.4963 in.
35.040 to 35.125 mm
Left
1.3795 to 1.3829 in.
9Y1211109HYS0043US0
KiSC issued 11, 2014 A