Makita HM0870C Power Hammer User Manual


 
(1) First, disassemble Chuck section as illustrated in Fig. 2, 3 and 4.
(2) Remove Housing cover as illustrated in Fig. 9.
Fig. 9
Fig. 10
[3] DISASSEMBLY/ASSEMBLY
[3]-2 Tool holder section (cont.)
Housing cover
Remove Housing cover by unscrewing
M5x25 Hex socket Head bolt.
Active dynamic vibration absorber
comes into sight.
Insert Screwdriver into the hole of Handle side,
and push Spring guide in Active dynamic vibration
absorber to be stuck as follows:
M5x25 Hex
socket head bolt
Active dynamic vibration
absorber
Spring guide has to be removed from
Crank housing prior to the next step.
Spring guide
Spring guide tilted and stuck
in Pipe holder A
Crank housing
Insert two slotted screwdrivers between Crank housing and
Active dynamic vibration absorber, and then lever up
Active dynamic vibration absorber from Crank housing.
(3) Remove Active dynamic vibration absorbers from the both side of the machine as illustrated in Fig. 10.
[3]-3 Active dynamic vibration absorber (exclusively for HM0871C)
DISASSEMBLING
ASSEMBLING
Short end Long end
Impact bolt
(2) Assemble Tool holder section by taking the reverse step of Fig. 5.
Insert Impact bolt into Tool holder.
Note: Face the short end of Impact bolt to Hammer bit insertion side. See Fig. 8.
(3) Assemble Chuck section by taking reverse step of disassembly. Refer to Figs. 4, 3 and 2.
Fig. 8
Tool holder
Hammer bit
insertion side
P 5/ 17
Repair
Pipe holder A