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R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Bit Holder Section
DISASSEMBLING
Bit holder section can be disassembled from Spindle M/ N
by removing Ring spring 10 from the groove of Spindle M/ N
by using 1R291. (Fig.2)
[3] -2. Spindle Section
DISASSEMBLING
(1) Disassemble Bit holder section from Spindle M/N. (Refer to [3] -1. Bit Holder Section.)
(2) Remove Ring 38 from Clutch case by unscrewing M4x4 (+) Pan head screw (silver),
then remove Clutch case cover from Clutch case by unscrewing M4x8 Pan head screw (black).
Switch lever and Compression spring 2 can be removed now. (Fig. 3)
(3) Remove Clutch case from Housing by unscrewing four M4x22 (+) Pan head screws.
Clutch section (= Clutch ass'y) now can be removed from Housing. (Fig. 4)
Note:Be careful not to lose Compression spring 5 located in Clutch section.(Fig. 5)
(4) Remove Retaining ring R-21 that holds Spindle section in place on Clutch case using 1R311. (Fig. 6)
(5) Remove Spindle section from Clutch case by tapping the end surface of Clutch case with plastic hammer. (Fig. 7)
Fig. 3
Ring 38
M4x4 (+) Pan head
screw (silver)
Clutch case
Fig. 5
Compression spring 5
Clutch section
M4x8 Pan head screw (black)
Clutch case cover
Compression spring 2
Switch lever
Switch unit
Fig. 6
1R311
Fig. 2
Ring spring 10
Flat washer 11
Compression spring 13
Fig. 4
M4x22 (+) Pan head screw (4pcs.)
Clutch case
Clutch section
(= Clutch ass'y)
Fig. 7
Retaining ring R-21
Clutch case
P 4/ 14
Steel ball 3 (2pcs.)
Sleeve
groove
Spindle M/ N
Housing
Clutch case
Spindle section
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