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[11] Disassembling Armature

1. With referring to the following section, disassemble Handle R and Gear housing cover.

[4] Disassembling Handle section in page 3

[5] Disassembling Gear housing cover section in page 4

2. Keep Brush holders away from the near side of Commutator. (Disconnecting the electrical parts is not required.)

3. Remove Retaining ring S-8, and separate Crank complete, Balance plate and Gear complete from the shaft of Gear

housing as illustrated in Fig. 32.

Note: It is not necessary to remove M4x12 Hex socket head bolt, Crank complete and Gear complete from Balance plate.

Be careful not to lose Needle bearing 407.

Fig. 32

Retaining

ring S-8

Crank complete

Gear complete

Balance plate

4. Remove four 4x30 Tapping screws, and then separate Gear housing from Motor housing. (Fig. 33)

Separate Armature from Gear housing by striking Gear housing with plastic hammer. (Fig. 34)

Fig. 33

4x30 Tapping

screws

5. Remove Self lock 6 with slotted screwdriver. Magnet sleeve, Wave washer 6 and Rubber ring 19 are removed from

Armature shaft. (Fig. 35)

Fig. 35

*Self lock

6. Remove Ball bearing 607LLB from Armature shaft. (Fig. 36)

Fig. 36

1R269

Ball bearing

607 LLB

Needle bearing 407

Gear housing

Armature

Motor housing

Insulation washer

Ball baring 607LLB

Insulation washer

Fig. 34

Gear housing

Rubber ring 19

*Wave washer 6

*Magnet sleeve

*It is not used for model 4350T.

P 10 / 14

Armature