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Repair
P 2 / 5
[1] Removal/Installation of Drill Chuck
When replacing Gear assembly, remove drill chuck beforehand as described below.
(It is not necessary to remove Drill chuck when disassembling Housing only.)
[2] Removal/Installation of Motor from/on Gear Assembly
REMOVAL
1) After fully opening Chuck jaws, remove the chuck screw (M6x22 (-) Flat head screw) by turning it clockwise.
If it is difficult to remove, use a Makita Impact wrench.
2) Slide Speed change lever to the position of "Low", and turn Change ring to "Drill mode".
And then secure one end of a hex wrench with Chuck jaws. Hold the machine firmly, and then remove Drill chuck
by hitting the other end of the hex wrench using plastic hammer to turn Drill chuck counterclockwise. (Fig. 1)
Fig. 1
Shift Speed change
lever to "Low".
Turn Change ring
to "Drill mode".
Fig. 2
Fig. 3 Fig. 4
Hex wrench
Vise
Push in R/F
change lever
for forward
rotation mode.
INSTALLATION
1) Secure one end of a hex wrench with Chuck jaws, and the other with vise.
Shift Speed change lever to "Low", and set the machine in the mode of drilling in forward rotation. Hold the grip
of the machine firmly so that your hand cannot be pulled away by reaction torque. And then fasten Spindle to Drill
chuck by pulling the trigger of Switch until Spindle is locked. (Fig. 2)
Note: Release the trigger of Switch just after Spindle is locked. Do not keep on pulling the trigger for longer than
one second.
2) Fasten Drill chuck to Spindle with the chuck screw (M6x22 (-) Flat head screw) by turning it counterclockwise.
REMOVAL
1) Pull Motor out of Gear assembly while turning it in the counterclockwise direction when viewed from the terminal
end of Motor. (Fig. 3)
2) Remove Motor bracket from Motor by removing two Pan head screws. Now Motor can be replaced (Fig. 4)
Turn Change ring
to "Drill mode".
Slide Speed change lever
to the position of "Low".
Hex wrench
Motor
TerminalsGear assembly Pan head screw
Motor bracket
Motor
Pull Motor
while turning
counterclockwise.