Makita HR4013C Technical Information page 7

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Crank housing, Cylinder, Counter weight
DISASSEMBLING
(1) After removing Barrel section as drawn in Fig. 6, disassemble Handle section as drawn in Fig. 10.
Fig. 10
1. Reserve the insertion slit for a slotted screwdriver between Guard 40
and Handle base for HR4013C by pressing Handle section toward
Crank housing side.
And remove Guard 40 by prying it up with a slotted screwdriver.
As for HR4003C,
• the removal precess of Guard 40 can be skipped.
• Disassemble Handle section by unscrewing six 4x25 Tapping screws.
(2) Remove six M4x16 Pan head screws and Crank cap.
While expanding the ends of Torsion spring 7 with 1R003, remove Flat fillister head pin 6 on Link plate. (Fig. 11)
Fig. 11
Torsion spring 7
Link plate
Slotted screwdriver
1R003
Flat fillister head pin 6
Guard 40
4x25 Tapping screw
(8 pcs.)
M4x16 Pan head screw (6 pcs.)
2. Disassemble Handle section for
HR4013C by unscrewing eight
4x25 Tapping screws.
Crank cap
P 7/ 19