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[4] Maintenance
R
epair
When replacing carbon brush, it is recommended to do the following maintenance at the same time
for longer service life of the machine.
2) Additionally apply approx. 60cc of Makita grease R No.00 to the inside of Crank housing complete.
1) Replace the following parts.
[3] DISASSEMBLY/ASSEMBLY
[3] -10. Fastening Torque of Screw and Bolt
Fasten the specific bolts to the appropriate fastening Torque as shown below.
Crank housing
complete
Barrel complete
Gear housing
complete
Motor housing
Item No.
Fastening torque
Q'ty
Size of Hex socket
head bolt
14
4
7.8 - 12.0 N.m
M6 x 30
85
4
2.9 - 4.9 N.m
M5 x 35
Fig. 59
Fig. 60
1
1. Tool holder cap
20. O ring 20
21. Fluoride ring 25
20 21 22
Impact bolt
Tool holder
Striker
Piston
28
40
22. X ring 18
28. O ring 22 on Impact bolt
40. O ring 22 on Piston