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R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-1. Hammer Case Section
ASSEMBLING
(1) Assemble Hammer case section in the order of Fig. 6 to 9.
(2) Do the reverse of the disassembling steps. Refer to Fig. 3 to 2.
Fig. 6
1. Put O ring 40 into the groove of Bearing box
complete.
2. Put the inner ring portion
of Internal gear 51 on
O ring 40 in Bearing box
complete.
groove of Bearing box complete
Socket 32-50
(134848-9)
Fig. 8
Bottom View of
Hammer case Complete
stopper portion
Internal gear 51
Hammer case
complete
Fig. 7
Hammer case
complete
Hammer section
Spur gear 22
Bearing box
complete
Fig. 9
1R223
Note: The fastening torque has to be 30 - 40 N.m.
1R041
stopper portion
1. While engaging Spur gear
22 with Internal gear 51,
set Hammer section in place.
2. Align the stopper portion with
either of protrusion of Internal
gear 51 and put Hammer case
complete to Bearing box
complete.
protrusion of Internal gear 51
134848-9
Turn 1R223 counterclockwise.
1R224
For BTW110: Socket 30-78 (134847-1)
For BTW130: Socket 32-50 (134848-9)
Hammer case complete
Bearing box complete
P 5/12
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