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R
epair
Ring Spring Setting Tool B" on the top of tool holder. Press it with arbor press as illustrated
(3) Put 1R273 "
in Fig. 27 to set ring spring 26 in the goove of tool holder.
Ring spring 26
(4) Make sure that ring spring 26 is set in the groove of tool holder completely.
< 12 > Assembling tool holder section
(1) Assemble the following parts to the tool holder assembled as per < 11 >. See Fig. 28.
* Ball bearing 6905LLB
* Retaining ring S-25 (for shaft)
* Oil seal 25
* Plane bearing 26
* Striker with O ring 15
* Piston cylinder
* 2 pcs. of Flat washers 12
* Piston joint
Retaining ring S-25
(for shaft)
Oil seal 25
Hammer bit Side
Oil seal 25 has to be faced as illustrated above.
Press with arbor press.
1R273
"
Ring Spring
Setting Tool B"
Fig. 27
Tool holder section assembled
Ball bearing
as per < 11 >
6905LLB
Ball bearing 6905LLB side
Ring spring 26 set in
the tool holder's
groove.
Piston cylinder
Plane bearing 26
Striker with
O ring 15
Do not assemble striker with O ring 15,
as illustrated above.
P 20 / 23
Tool holder
Flat washer 29
Compression
spring 29
Spur gear 49
Flat washers 12
Piston joint
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