DISASSEMBLING
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Replacing Spiral Bevel Gear 10
Fig. 4
Fig. 5
Fig. 2
Fig. 3
Spiral spring of
Brush holder
Carbon brush
Motor housing
Rear cover
4x18 Tapping screw
Gear housing
Motor housing
Gear housing cover
notch
(1) Separate Rear cover from Motor housing by removing 4x18 Tapping screw, then disconnect Carbon brush from
the commutator of Armature by moving the tail end of the spiral spring of Brush holder as drawn below. (
Fig. 2
)
Note
: No need to remove Carbon brushes in this step.
(2) Remove Gear housing by unscrewing four 4x30 Tapping screws. (
Fig. 3
)
(3) Remove Gear housing cover from Motor housing together with Armature by levering with a slotted screwdriver fit to
the notch on the Gear housing cover. (
Fig. 4
)
(4) Remove Spiral bevel gear (small) from Armature. (
Fig. 5
)
Armature
Wrench 10
1. Remove M6 Hex nut that
fastens Spiral bevel gear 10
by turning it counter-
clockwise with a wrench 10.
2. Pull off Spiral bevel gear 10
by hand.
Spiral bevel
gear 10
Cloth to protect
Spiral bevel gear 10
M6
Hex nut
Note
: If it is difficult to remove by hand,
take the following step.
1. Lubricate the gear and Armature shaft
with spray lubricant.
2. Wrap the gear with a cloth to protect
the gear teeth.
3. Remove the gear by turning it with
a water pump pliers.
P
3
/
8
R
epair
