Operation Manual
BX25, RCK54(P)-23BX, RCK60B-23BX, LA240, BT601, WSM
ROTARY MOWER
(A)
(8)
(1)"
.......
(2)
(3)
(4)---@;l
(5)--t
'1-_::...--(9)
e
.....:0
3GMAAACMP038B
Center Pulley Holder
1.
Unscrew the center pulley holder screws (1). (15) I center pulley
nut (5). (11).
2.
Remove the upper oil seal (6) and lower oil seal (4).
3.
Remove the internal snap ring (3) and ball bearing (2).
(When reassembling)
• Replace the oil seals (4). (6) with new ones .
• Install the reamer screws (12)
I reamer bolt (15) at their original
positions as shown
in
the figure.
• Be sure to fix the O-rings
(7). (13) to the original position .
• NOTE
• When reassembling the center pulley
holder
(i4),
gear
box
and
gear
box
stays (9), (i0), tighten the
bolts
and
nuts
in the
order
as below,
to
prevent the incline the gear box.
• Tighten the reamer
bolts
(i2)
to
the
gear
box
first, then
tighten the reamer
bolts
(i5)
and
nut
(ii)
to
the
center
pulley
holder
(14)
with
specified torque.
• Tighten the gear
box
screws (8)
to
the
gear
box, then tighten
the
center pulley
holder
bolts
(i)
and
nut
(5)
with
specified
torque.
• See page S-6
for
tightening
torque
of
gear
box
screw.
Tightening torque
Center pulley holder bolt
and nut
77.4 to 90.2 N·m
7.9 to 9.2 kgf·m
57.1
to
66.5 ft-Ibs
(1) Center Pulley Holder bolt
(11) Nut
(2) Ball Bearing (12) Gear Box Reamer Bolt
(3) Snap Ring (13)
a-ring
(4) Oil Seal
(14) Center Pulley Holder
(5) Nut
(15) Center Pulley Holder Reamer Bolt
(6) Oil Seal
(16) Collar
(7)
a-ring
(8)
a-ring
(A) RCK54-23BX. RCK60B-23BX
(9) Gear Box Stay RH
(B) RCK54P-23BX
(10) Gear Box Stay LH
W1013720
7-823