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epair

Apply Makita grease N. No.1 to the following portions designated with the black triangle to protect

parts and product from unusual abrasion.

[3] DISASSEMBLY/ASSEMBLY

[3] -1. DC Motor

[1] NECESSARY REPAIRING TOOLS

CAUTION: Repair the machine in accordance with “Instruction  manual” or “Safety instructions”.

Code No.

Description

Use for

1R003

Retaining ring S pliers ST-2N

Removing Bearing box

1R232

Pipe 30

Supporting Bearing box when removing Crank shaft section

1R269

Bearing extractor

Removing Ball bearing 6000DDW and Sphere bearing 706

1R291

Retaining ring S and R pliers

Removing Retaining ring S-7 from Crank shaft

[2] LUBRICATION

(1) Remove Battery housing and Handle cover from Motor housing. (

Fig. 2

)

DISASSEMBLING

Fig. 1

Item No.

Description

Grease

Crank housing complete

Head cover (L)

Head cover (R)

Retaining ring S-7

Crank shaft

Bearing retainer

Bearing box

Makita grease N No.1
Molybdenum disulfide lubricant

Sphere bearing 706

Outer race

Amount

Portion to lubricate

Outer surface

a little

a little

Fig. 2

4x18 Tapping screw

(2 pcs.)

1. Remove Battery housings (R) and (L)

    by unscrewing two 4x18 Tapping screws.

    Then remove two Cushion rubbers.

2. Remove Handle cover by unscrewing

    four 3x16 Tapping screws.

3x16 Tapping screw

(4 pcs.)

Cushion rubber

Handle cover

Battery housing (R)

Battery housing (L)

: Makita grease N No.1

: Molybdenum disulfide lubricant

12
14

14

12

Motor housing

Summary of Contents for BTM40

Page 1: ...illating multi tool accessories 5 for some countries only 6 for North and Central American countries 7 with Battery and Vacuum attachment without Sanding pad 8 with Battery Sanding pad and Vacuum atta...

Page 2: ...ng Retaining ring S 7 from Crank shaft 2 LUBRICATION 1 Remove Battery housing and Handle cover from Motor housing Fig 2 DISASSEMBLING Fig 1 Item No Description Grease Crank housing complete Head cover...

Page 3: ...nals of Controller unit from Terminal of DC motor Head cover R Head cover L 3 Pull out the lead wires of LED light circuit from Motor housing then remove LED light circuit from Head cover L 4 Head cov...

Page 4: ...sure that Crank housing caps A and B are mounted in place on Crank housing complete 1 Remove DC motor section from Motor housing by gently tapping the end surface of Motor housing 2 Remove Housing cov...

Page 5: ...ion can be assembled by reversing the disassembly procedure Fig 6 ASSEMBLING Note in Assembling Do not forget to mount O ring 8 onto Crank shaft Fig 7 M4x12 Hex socket head bolt 3 pcs 2 Insert the tip...

Page 6: ...from Motor housing Figs 2 3 Then remove Motor section from Motor housing Fig 4 2 Remove electrical parts Fig 8 then remove Switch lever and Switch knob Fig 9 Switch knob Switch lever 1 Pressing the lo...

Page 7: ...ng insert the locking claws of Switch knob into the locking hole of Switch lever 2 Bending the rear end of Switch lever slide Switch lever into Motor housing as drawn below Compression spring 5 1 Make...

Page 8: ...ine filter Line filters are not used for some countries Line filter Connector of LED Light circuit Connector of Controller unit Battery capacity warning lamp Terminal Controller unit Fig D 3 If connec...

Page 9: ...Controller with DC Motor Controller Line filter if used boss Battery capacity warning lamp Put Battery capacity warning lamp in this groove with the black Lead wire on the top After connecting the Co...

Page 10: ...over L side Route the tube covering the Lead wires between boss A and boss B Put the slack portion of the Lead wires in this shaded area tube covering Lead wires of LED light circuit LED Light circuit...

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