Makita BHR202 specifications Impact Bolt Section, Disassembli NG

P 7 / 13

Repair

[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 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. 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. 22

Fig. 24

Tap Ring spring 28 from the two holes alternately to push downward.

Tool holder

complete

Ring spring 28

1R038

Vise

Tool holder
complete
	Impact bolt section
	Sleeve 9
	Impact bolt
Disassemble Impact bolt	Ring 10
section by striking Tool	Cushion ring 13
holder complete against
	O ring case
workbench.

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. 26

Note: This end has to be inserted into Sleeve 9.

Incorrect assembling causes trouble in hammering.

	Impact bolt
20mm	15.5mm

Fig. 27

Note: Do not put the end of the ring spring 28 into the two holes on Tool holder complete.

Correct	hole	end of
		Ring spring 28
Wrong

Fig. 28

Tool holder	Sleeve 9 Impact bolt Ring 10	Cushion ring 13	O ring case	Ring spring 28
complete
	Impact Bolt Section	O ring 9
	assembled in Tool holder
	complete