[3] DISASSEMBLY/ASSEMBLY
[3] -1. Hammer case complete (cont.)
ASSEMBLING
(1) Assemble Hammer case section. (
Figs. 4, 5, 6 and 7 )
(2) Mount Hammer case section to Housing in the reverse order of disassembly. (
Fig. 2
)
(3) Assemble Bumper to the machine. (
Fig. 8
)
groove of
Bearing box complete
Socket 32-50
(134848-9)
Bearing box
complete
Hammer
section
Hammer case
complete
Spur gear 22
stopper portion
1. While engaging Spur gear 22
with Internal gear 51,
set Hammer section in place.
Fig. 4
Fig. 6
Fig. 7
Fig. 8
Fig. 5
Hammer case complete,
viewed from bottom
Internal gear 51
stopper portion
Hammer case
complete
Socket 32-50
(134848-9)
Turn 1R223 counterclockwise.
Note
: The fastening torque must
be 45 to 55 N·m.
(460 ~ 560 kgfcm)
Projection of Internal gear 51
Bearing box complete
1R224
Hammer case complete
Socket 30-78 (134847-1)
1. Put O ring 40 into the groove
of Bearing box complete.
2. Align the stopper portion of
Hammer case complete with
either one of the 4 projections
of Internal Gear 51, then put
Hammer case complete over
Bearing box complete.
Inner projection
Hammer case cover
Inner projection
Inner notch
Hole
Hole
claw
Bumper
Mount Bumper to Hammer case cover by
engaging four inner projections with four
corresponding holes, and two inner notches
with two corresponding claws.
Claw
2. Put the small diameter
portion of Internal gear 51
on O ring 40 in Bearing
box complete.
R
epair
P 5/ 14
