Makita HR4500C User Manual

Repair
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<8> Disassembling lock sleeve A and B from tool holder
1) Hold tool holder on which lock sleeve A and B are installed, by pressing with arbor press as illustrated in Fig. 17.
2) Disassemble retaining ring S-35 with No.1R003 "retaining ring S plier as illustrated in Fig. 17A.
Fig. 17
Hold by pressing with arbor press.
1R032 Bearing
setting plate
Tool holder
60mm
No.1R003
Retaining ring S plier
Fig. 17A
Lock sleeve A
Lock sleeve B
Ball bearing
6007LLU
Retaining ring S
3) Disassemble ball bearing 6007LLU with No. 1R045 "large gear extractor" as illustrated in Fig. 17B.
After removing the ball bearing, lock sleeve A and B can be disassembled from tool holder.
No. 1R045 Large gear extractor
Set flat metal plate (like as lock nut
wrench for angle grinder) as a support.
Pull lock sleeve B downward so
that you can hitch ball bearing 6007LLU
with "large gear extractor".
Lock sleeve B
Ball bearing 6007LLU
<9> Disassembling torque limiter section
1) Remove retaining ring S-16 from crank shaft as illustrated in Fig. 18.
2) Remove helical gear 37 from crank shaft. Then, torque limiter section can be disassembled from crank housing.
See Fig. 18 A and Fig. 18B.
Crank shaft
Retaining ring S-16
Torque limiter section
Crank shaft
Torque limiter section
Helical gear 37
Crank shaft
Torque limiter section
Fig. 17B
Fig. 18 Fig. 18 A
Fig. 18B

Makita HR4500C Specifications

General

Brand	Makita
Model	HR4500C
Category	Rotary Hammer
Language	English