Operation Manual

BX25. RCK54(P)-23BX, RCK60B-23BX, LA240, BT601, WSM
FRONT AXLE
Backlash between 12T Bevel Gear and 1ST Bevel Gear
(1 )
(2) (3)
1. Stick a strip of fuse to three spots on the 1ST bevel gear (1 ) with
grease.
2. Fix the front axle case, bevel gear case and front gear case.
3. Tum the axle.
4. Remove the bevel gear case from front axle case and measure
the thickness of the fuses with an outside micrometer.
5. If the backlash is not within the factory specifications, adjust with
shim (3).
Backlash between 12T
bevel
gear and 15T
bevel
gear
Factory spec.
0.1 to 0.3
mm
0.004 to 0.012 in.
(Reference)
• Thickness of adjusting shims (3) :
0.8
mm (0.031 in.) 1.2 mm (0.047 in.)
1.0
mm (0.039 in.) 1.4 mm (0.055 in.)
• Tooth contact: More than 35
%
(1) 15T Bevel Gear
(3) Shim
(2) 12T Bevel
Gear
W10211780
Clearance between Center Pin and Pin Support Bushing
1. Measure the center pin 0.0. with an outside micrometer.
2. Measure the pin support bush 1.0. of the front axle with a cylinder
gauge.
3. If the clearance exceeds the allowable limit, replace it.
Clearance between
Factory spec.
oto 0.231 mm
oto 0.00909 in.
center pin and pin
support bush
Allowable limit
0.70 mm
0.0276 in.
Center pin
0.0. Factory spec.
19.850 to 20.000 mm
0.78149 to 0.78740 in.
Bush I.D.
Factory spec.
20.000 to 20.081 mm
0.78740 to 0.79059 in.
3TAAAAF6P023A
W1016540
3-S14