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P 1
5
/ 1
7
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-10. Fastening torque
[4] MAINTENANCE PROGRAM
Replacing the following parts is recommended when Carbon brush is replaced.
Wipe off the old grease in the machine, and then apply the fresh grease in accordance with [2] LUBRICATIONS.
Fig. B
Fig. A
Item No.
1
3
Barrel
Description
Fasten the following bolts to the specific fastening torque.
7.8 - 11.7 N.m
M6 x 25 Hex socket head bolt
Barrel
Crank housing complete
Housing cover
4
Fastening Barrel to Crank housing complete
2.9 - 3.4 N.m
M5 x 25 Hex socket head bolt
1
Fastening Housing cover to Barrel
Item No.
Fastening torque
Q’ty
Description
Use for
25
42
42
25
25
Striker
Cylinder 32
Piston
Impact bolt
Tool holder
Chuck cover
7
19
20
7
31
50
51
1
Tool holder cap
3
Ring spring 25
7
19
Fluoride ring 28
20
O ring 23
O ring 24
31 50
51
O ring 26
Tool retainer