Makita BHR241Z Technical Information - Page 7

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Makita BHR241Z Technical Information
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -7. Impact Bolt Section
DISASSEMBLI NG
1) Referring to "[3] -5. Torque Limiter Section", disassemble Ring spring 29, Washer 31, Compression spring 32
and Spur gear 51 from Tool holder complete. Refer to Figs. 11 to 14.
2) Holding Gear housing complete in vise and 1R038, Tap Ring spring 28 in Tool holder complete as illustrated in Figs. 21
and 22.
3) Remove Ring spring 28 from Tool holder complete and disassemble Impact bolt section. (Figs. 23 to 24)
Fig. 21
end of Ring spring 28
When the end of Ring spring
28 is in the hole of Tool holder
complete, slide the end to the
blind side using a slotted
screwdriver.
Fig. 22
Tap Ring spring 28 from
the two holes alternately
to push downward.
Tool holder
complete
Ring spring 28
ASSEMBLING
1) Referring to Figs. 25, 26 and 27 assemble the Impact bolt section to Tool holder complete as illustrated in Fig. 28.
Fig. 25
Note: Make sure O ring 9
is mounted to O ring
case in advance.
O ring case
O Ring 9
Fig. 28
Tool holder
Sleeve 9
complete
Impact Bolt Section
assembled in Tool holder
complete
Ring spring 28
1R038
Vise
Fig. 26
Note: This end has to be inserted
into Sleeve 9.
Incorrect assembling causes
trouble in hammering.
Impact bolt
20mm
15.5mm
Impact bolt
Ring 10
See more at http://safe-manuals.com
Fig. 23
Ring spring 28
Ring spring 28 can be pulled off from Tool holder
complete when completely removed from the
groove.
Note: Be sure to replace Ring spring 28
when assembling Tool holder section.
Fig. 24
Tool holder
complete
Disassemble Impact bolt
section by striking Tool
holder complete against
workbench.
Fig. 27
Note: Do not put the end of the ring spring 28 into
the two holes on Tool holder complete.
Correct
hole
Wrong
Cushion ring 13
O ring case
O ring 9
P 7/ 14
Impact bolt section
Sleeve 9
Impact bolt
Ring 10
Cushion ring 13
O ring case
end of
Ring spring 28
Ring spring 28