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(4) Separate LED from Housing, then remove a assembled unit that consists of Switch unit, DC motor and Gear assembly
etc. (Fig. 5)
(5) Remove Speed change lever assembly and Switch unit (microswitch / green color) from Gear assembly.
(6) Remove Gear assembly from DC motor. Gear assembly can be replaced.
(7) Pull out DC motor from Switch unit, then loosen two M2.6x6 pan head screws with which assemble Motor bracket to
DC motor. DC motor can be replaced. (Fig. 6)
(1) Enlarge the opening of Ring spring 10 using 1R362 and slide the opposite side of the opening by hand carefully to
the components of Bit sleeve section from popping. (Fig. 10)
(2) After removing Ring spring 10, remove Flat washer 11, Compression spring 13, Bit sleeve and Steel ball 3 (2 pcs.)
(Fig. 11)
(1) Insert the pin portion of Bracket to the hole of DC motor and fix Bracket to DC motor with two M2.6x6 Pan head
screws. (Fig. 7)
(2) Assemble DC motor to Switch unit so that the red marking side of DC motor faces the positive pole of Switch unit (large).
Refer to Circuit diagram.
(3) Assemble Speed change lever assembly and Change lever to Gear assembly. (Fig. 8)
Assemble Gear assembly to DC motor.
Note: Be sure to align their directions.
(4) Install Switch unit (microswitch / green color) into Gear assembly.
(5) Set Leaf spring into Motor housing so that the angle portion of Leaf spring
attaches Gear assembly. (Fig. 9)
(6) After connecting LED, assemble the assembled unit (Switch unit, DC motor
and Gear assembly, etc.) to Motor housing. (Fig. 5)
LED
Bracket
pin portion of Bracket
M2.6x6 Pan head
screws (2pcs.)
M2.6x6 Pan
head screws (2pcs.)
DC motor Switch unit
(large)
[3] DISASSEMBLY/ASSEMBLY
[3]-1. DC motor, Gear assembly (cont.)
DISASSEMBLING
[3]-2. Disassembling Bit sleeve
ASSEMBLING
Fig. 6Fig. 5
assembled unit
(Switch unit, DC motor
and Gear assembly, etc.)
Fig. 7
Fig. 10 Fig. 11
Fig. 8
Fig. 9
DC motor
DC motor
Speed change
lever assembly
hole for pin portion of Bracket
Change lever
Ring spring 10
Steel ball 3
(2pcs.)
Bit sleeve
Compression spring 13
1R362
Leaf spring
Inside of Motor housing L
Gear assembly
Flat washer 11
Ring spring 10
Repair
P 3/ 5