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[3] -6. Disassembling/ Assembling of Gear Case Section (cont.)
ASSEMBLING
1) After applying Makita grease N No.2 to teeth of all Spur gears, shafts of Carrier complete and shafts of Spur gear 20
complete, assemble Ball bearing 6805LLB and Carrier complete (A) to Gear case. (Fig. 1)
And then assemble Internal gear 47 and Spur gears from the opposite side.
2) Install Rotor on Motor control unit as described below;
Fix Motor control unit on table or the like, and insert Rotor slowly into Motor control unit till it touches the surface of
the table. Then lift up Motor control unit gradually till it stops. (Fig. 21)
Caution: 1. Because Rotor is a strong magnet, be sure to remove metal chips or debris from it before installation,
and be very careful not to pinch your fingers between Rotor and metal parts, etc.
2. Be careful not to shock the printed wiring board of Motor control unit.
3) Install Lock washer on Gear case. Then put Motor bracket on Gear case, and turn it clockwise to lock in place.
4) Assemble Gear case section and Motor control unit to Housing (R) so that the lead wires of Motor control unit and the
Switch unit installation portion on Gear case face the side of the LED - Trigger switch line. (Fig. 22)
When assembling, fit the boss on Housing (R) in the notch in Motor control unit. (Fig. 23)
5) Set Switch unit in place on Gear case.
6) Assemble the following parts to Housing (R) in numerical
order:
1. Controller of Motor control unit
2. Terminal
3. LED circuit
4. Assembly of Gear case section and Motor control unit
Put lead wires in place while taking care not ot pinch them.
After putting Switch section in place, install Plate and Lens.
Then fasten Housing (L) to (R) with seven M3x20 Pan head
screws. (Fig. 24)
Caution: When disconnecting connectors, do not pull lead
wires. (Fig. 25)
Fig. 20Fig. 19
Fig. 22
Fig. 23
Fig. 21
Gear case section
Motor bracket
Lock washer
Turn Motor bracket counterclockwise, and then
Separate Gear case section from Motor control unit.
Fix Motor control unit, and insert Rotor.
Lift up Motor control unit till it stops.
Turn Lock washer counterclockwise using pliers
or slotted screwdriver, and
Remove from Gear case section.
Gear case section
Motor control unit
Gear case Motor control unit
Switch unit
installation portion Lead wires
Motor control unit
Housing (R)
notch
boss