Operation Manual

BX25, RCK54(P)-23BX, RCK60B-23BX, LA240, BT601, WSM
HYDRAULIC SYSTEM
(2) Hydraulic Cylinder
3TAAAAF8P043A
3TAAAAF8P044A
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3TAAAAB8P033B
Hydraulic Cylinder Bore
1. Check the cylinder internal surface for scoring or damage.
2. Measure the cylinder 1.0. with a cylinder gauge.
3. If the measurement exceeds the allowable limit, replace the
hydraulic cylinder block.
Cylinder I.D.
Factory spec.
80.05 to 80.15 mm
3.1516to 3.1555 in.
Allowable limit
80.2 mm
3.1575 in.
W10171300
Hydraulic Arm Shaft Bushing
1. Visually inspect the OX bushings for signs of wear or damage.
(The
OX bushing tends to show concentrated wear.)
2. If the
OX bushing is worn beyond the alloy thickness (A), replace
it.
(Reference)
Hydraulic arm shaft
Alloy thickness (A)
0.57 mm
bushing
0.0224 in.
Hydraulic arm
LH
O.D.
31.925 to 31.950 mm
1.2569 to 1.2579 in.
shaft
RH 0.0.
29.925 to 29.950 mm
1.1781 to 1.1791
in.
A : Alloy Thickness
L: Outside Diameter
W1016329
5-517