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[3] DISASSEMBLY/ASSEMBLY
[3]-6. Impact bolt in Torque limiter section
Repair
P 14/ 25
DISASSEMBLING
(1) Put 1R388 into Tool holder (guide) complete, then push 1R388 in vise with the access holes on Tool holder (guide)
complete parallel to Vise. (Fig. 42)
O-ring case B is moved toward the top of Tool holder (guide) complete, and therefore, Ring spring 28 can be relieved
from O-ring case B.
(2) When the end gap of Ring spring 28 is in the access hole, slide it with slotted screwdriver until it is completely hidden.
(3) Using slotted screwdriver, tap Ring spring 28 through the two access holes alternately to push it out of the inner groove
of Tool holder (guide) complete.
Note: As soon as a part of Ring spring 28 is removed from the inner groove of Tool holder (guide) complete, insert another
slotted screwdriver in between Ring spring 28 and the inner groove of Tool holder (guide) complete to prevent
returning the removed portion back to the inner groove.
(4) The components are removed by tapping with Phillips screwdriver and Plastic hammer from bit installation side of
Tool holder (guide) complete. (Fig. 43)
Fig. 42
Fig. 43
Inner housing
side
Ring spring 28
Compression spring 20
Washer 10
Sleeve 9B
Bit installation side
O ring 9O ring case B
slotted
screwdriver
Ring spring 28
90
°
1R388
Vise Vise
1R388 O-ring case B
The directions of two access holes on Tool holder (guide) complete
have to be parallel to Vise.
holes on both side of Tool holder (guide)
complete to access inside
inner groove of Tool holder (guide) complete
BHR243: Impact bolt B
BHR242: Impact bolt A