Makita BCG180 User Manual

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DISASSEMBLING

(2) Remove Motor complete from Gear assembly as drawn in Fig. 4. 

(3) Disassemble component parts of Gear assembly from Gear housing as drawn in Fig. 5.

Synchro belt 4-176

Motor complete

Gear assembly

Spur gear 9A complete

Slotted screwdrivers

1. Remove Synchro belt

    4-176. 

2. Remove Spur gear 9A complete from

    Gear assembly by levering up with

    Slotted screwdrivers.

Note: 

Spur gear 9A complete is assembled 

 

at the factory, so do not disassemble it.

3. Remove Motor complete from

    Gear assembly by loosening

    three 3x16 Tapping screws.

Stop ring E-4

Flat washer 5

Flat 

washer 5

Gear housing

Flat washer 12

Internal gear 48

Spur gear 19A (6 pcs.)

Spur gear 9B complete

Spur gear 19B ( 3 pcs.)

Flat washer 5

Spur gear 9C 

complete

Carrier A complete

Pin 3 ( 9 pcs.)

Note: 

Pin 3 comes off easily, 

 

so be careful not to lose them.

Carrier B

Plate 23

Spacer with

Oil seal 30

Internal gear 48

Gear housing

Spur gear 9C

complete

Oil seal 30

Spacer

2. Remove Stop ring E-4 from

    Spur gear 9C complete. 

4. Remove Oil seal 30 from the groove

    on Spacer with a slotted screwdriver.

1. Remove Flat washer 12, Spur gear 19A (6 pcs.),

    Spur gear 9B complete and Internal gear 48 from

    Gear housing as shown below. 

Note: 

Spur gear 10 and Ball bearings 

 

still remain in Gear case

 

in this step. 

3. Remove the following pars as shown below.