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[2] LUBRICATION

Apply Makita grease N. No.1 to the following portions designated with the black triangle to protect parts and product 
from unusual abrasion.

[1] NECESSARY REPAIRING TOOLS

CAUTION: Remove the bit from the machine for safety before repair/ maintenance
                     in accordance with the instruction manual! 

Fig. 1

R

epair

Description

Code No.

Use for

Mounting Helical gear 37

Removing Spindle

Removing Retaining ring R-32

Removing Armature from Cam housing

Removing / Mounting Drill chuck

Removing Spindle

Item No.

4

6

Description

Spindle

Gear housing

Portion to lubricate

1R027 

1R029 

1R037 

1R045

1R346 

1R139

1R223

1R224

1R228 

134873-0

1R246

1R252

1R284

Bearing setting pipe 18-10.2

1R005

Retaining ring pliers RT-2N

Bearing setting pipe 23-15.2

Bearing setting plate 20.2

Gear extractor (large)

Center attachment for 1R045

Drill chuck extractor

Torque wrench shaft 20-90N.m

Ratchet head 12.7

1/4” Hex. shank bit for M4

Round bar for arbor 18-100

Bit adapter ass'y

Round bar for arbor 30-100

Mounting Ball bearing 6002LLB

Removing Ball bearing 6002LLB

Round bar for arbor 10-50

12

12

Pin 4

4

Ball bearing
6002DDW

Steel ball 3.5

Cam housing

6

(a)

(a) Drum portion where Ball bearing 6002DDW contacts 

(b) Hole in which Steel ball 3.5 and Pin 4 are inserted.

Gear room for  12  Helical gear 37       Apply approx. 4 g Makita grease N. No.1.

(b)

Helical gear 37

Cam and teeth portions

Summary of Contents for HP1230

Page 1: ...ent A Dimensions mm Width W Height H Length L 239 9 3 8 67 2 5 8 188 7 3 8 Note The standard equipment for the tool shown above may differ by country Chuck key S 10 1 Depth gauge 1 Side grip 1 Plastic...

Page 2: ...29 1R037 1R045 1R346 1R139 1R223 1R224 1R228 134873 0 1R246 1R252 1R284 Bearing setting pipe 18 10 2 1R005 Retaining ring pliers RT 2N Bearing setting pipe 23 15 2 Bearing setting plate 20 2 Gear extr...

Page 3: ...h wrench and turn the wrench counterclockwise 3 Remove Gear housing from Motor housing by unscrewing three 4x25 Tapping screws And remove Retaining ring WR 12 from Spindle Fig 4 Note Steel ball 3 5 an...

Page 4: ...in the concave of Cup washer Fig 11 Conical compression spring 15 24 hole of Gear housing hole of Gear housing The reverse side of Gear housing Retaining ring R 32 1R005 1R246 Arbor press Cup washer 1...

Page 5: ...of Cam housing has damaged replace Cam housing by new one Fig 17 Fig 16 Cam housing Viewed from the reverse side Structure of Cam housing Cam Plane bearing Cam housing Change plate Change plate Rubbe...

Page 6: ...am housing as illustrated in Fig 20 3 Remove Armature from Cam housing Fig 21 Do the reverse of Disassembling steps Fig 20 Fig 19 Fig 21 Cam housing Armature Remove Armature from Cam housing with 1R04...

Page 7: ...rminal F A of Field Poke in Terminal F B of Field Poke in Terminal FB of Field 3 1 1 2 3 C1 C2 M1 M2 2 Switch 1 M1 Switch If Choke coil is used instead of Connecting Lead wire red connect it to Switch...

Page 8: ...e soldered portion for smooth assembling of Switch to Housing Put the slack of the connecting lead wire blue of Brush holder in the illustrated position Put the slack of the Connecting lead wire red o...

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