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P 7/ 14
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Hammer Section
DISASSEMBLING
(1) Disassemble Hammer case section from the machine. (Figs. 2 and 3)
(2) Remove Hammer from Hammer case complete. (Fig. 4)
(3) Disassemble Hammer section as illustrated in Figs. 11 to 14.
2. Hold Hammer section as illustrated in Fig. R,
and release it from the gear extractor.
< Caution >
Do not hold gear extractor as illustrated in Fig. F
when releasing Hammer section from the Gear extractor.
Failure to follow this instruction could cause Steel balls
to get out of hammer.
Fig. R Fig. F
1. Press down Hammer using 1R045
to align the opening for Steel ball
insertion with the top of cam grooving
on Spindle.
And then, remove Steel ball 4.8
from Spindle.
Hammer
Spindle
Top of
Cam groove
on Spindle
Opening for
Steel ball
insertion
Steel ball 4.8
(2pcs.)
Fig. 11 Fig. 12
Fig. 13 Fig. 14
Flat washer 12
Pin 3.5
Spindle
Spur Gear 17
Hammer
Flat washer 20
Compression
spring 21
Washer 21
Steel ball 3
(24pcs.)
Spindle section
Hammer section can be disassembled as illustrated above.
After removing Flat washer 24,
Steel balls 3.5 can be removed
from Hammer.
Hammer