Makita DS4010 ユーザーズマニュアル

P 2/ 8

Code No.

Description

Use for 

1R139

Drill chuck extractor

Removing / Assembling Drill chuck

1R223

Torque wrench shaft 20-90 N.m Removing / Assembling Drill chuck

1R224

Ratchet head 12.7

Attaching to 1R223 Torque wrench shaft 20-90 N.m

1R269

Bearing extractor

Removing Ball bearings

1R291

Retaining ring S and R pliers

Removing / Assembling Retaining rings

1R298

Hex. bar 10 with square socket Removing / Assembling Drill chuck

1R340

Bearing retainer wrench

Removing / Assembling Bearing retainer

781024-2 Wrench 43

Removing broken Drill chuck for DS4010 and DS4011

781007-2 Wrench 14

Removing broken Drill chuck for DS5000

Item No.

Apply the following lubricant to the portion to protect parts and product from unusual abrasion.

Description

Lubricant Amount

Portion to lubricate 

Gear housing

complete

8

Makita

grease N No.2

Gear room where Spur gear 47 and Gear complete 7-41

engage with Armature’ gear (Refer to Fig. 8.)

(1) Remove Armature ass’y as illustrated in Fig. 2.

(2) Disassemble Armature ass’y as illustrated in Fig. 3.

Take the disassembling step in reverse.

Note: Be sure to firmly grasp 

          the jaws of 1R269 with

          Water pump pliers because 

          the space between 

          Insulation washer and Ball 

          bearing 608LLB is very tight.

1. Remove Carbon brushes.

2. Remove four 5x40 Tapping screws and then 

    pull off Armature together with Gear housing 

    cover complete from Motor housing complete.

3. Remove Armature ass’y from Gear cover 

    housing complete.

10g

 Armature ass’y

Motor housing

complete

Gear cover housing complete

5x40 Tapping

screw (4pcs.)

DISASSEMBLING

ASSEMBLING

1. Remove Ball bearing 608LLB from

    Armature drive end with 1R269.

Ball bearing 608LLB

1R269

Ball bearing 608LLB

1R269

Water pump pliers

Insulation washer

2. Remove Ball bearing 608LLB from 

    the commutator end of Armature

    with 1R269 and Water pump pliers.