P 3/ 14
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -2. Armature, Spiral bevel gear [small one]
DISASSEMBLING
(1)Remove Spiral bevel gear (small) from the drive end of Armature as drawn in Fig. 2.
Fig. 2
1.Remove Rear cover by unscrewing one 4x18 Tapping screw.
2.Shift Spiral spring from Carbon brush top.
3.Disconnect Carbon brush from commutator by pulling up.
Note: No need to remove Carbon brush in this step.
Rear cover | 4x18 Tapping screw |
|
4.Unscrew four Tapping screws. Then separate Gear housing cover from Spacer while applying a slotted screwdriver to the notch on Gear housing cover on belly side.
Gear housing cover Gear housing | 4x50 Tapping screw |
|
Notch on
Gear housing cover
Spacer
5.Remove M6 Hex nut to turn it with Wrench 10 counterclockwise. Then, remove Flat washer 6 and small Spiral bevel gear from Armature.
M6 Hex nut
Flat washer 6
Spiral bevel gear (small)
Wrench 10
Gear housing cover
Armature
6. Remove Gear housing cover with 1R045. Then, remove Compression spring 33 and Brake shoe holder complete.
Caution: Be careful that the cover and the spring may jump out from Armature side due to recoil force by the spring.
| Gear housing | |
1R045 | cover | |
Compression | ||
| ||
| spring 33 |
Brake shoe 
holder complete
Armature