P 2 / 9
R
epair
[2] LUBRICATION
Lubricate the parts below in order to protect parts and product from unusual abrasion.
All models: Put approx. 15g of Makita grease SG No.0 in the gear room of Gear housing.
GA5020/ GA6020: Apply Makita Grease SG No.0 to the portions designated with the mark of . (Fig. 1)
[3] DISASSEMBLY/ASSEMBLY
[1] NECESSARY REPAIRING TOOLS
[3] -1. Armature, Small spiral bevel gear
*
3
, Ball bearing 6000DDW
DISASSEMBLING
Fig. 2
Pan head screw
M5x18 (4pcs)
Tapping screw
5x25 (4pcs)
1) After removing Carbon brush, separate Gear housing
together with Armature from Motor housing complete
by unscrewing four M5x18 Pan head screws. (Fig. 2)
2) Separate Bearing box from Gear housing by unscrewing
four 5x25 Tapping screws. (Fig. 2)
CAUTION: Unplug the machine and remove the wheel and the wheel cover from the machine
for safety before repair/ maintenance in accordance with the instruction manual!
Code No.
1R004
Description
Retaining ring pliers ST-2
[1R291 can be used instead of 1R004.]
Removal/installation of Ring spring 11 (GA5010/GA6010)
Removal/installation of Ring spring 7 (GA5020/GA6020)
1R005
Retaining ring pliers RT-2N
Removing Retaining ring R-30
Installation of Large spiral bevel gear*
1
(GA5010/GA6010)
1R030
Bearing setting pipe 25-17.2
1R036
Bearing setting plate 17.2
Removal/installation of Hex nut M7
Removing Large spiral bevel gear (GA5010/GA6010)
Disassembling Shaft lock section
1R039
Armature holder 41.5 [one set required]
1R258
V block [2pcs required]
1R268
Spring pin extractor M3
1R269
Bearing extractor
Removing Lock sleeve and Lock spring 16
---
Adjustable wrench
Removal/installation of Hex nut M7
---
Wrench 11
Disassembling Shaft lock section
1R350
Ring 60
Use for
Fig. 1
Large spiral bevel gear*
2
Outside surface
Lock spring 16
39
Surface that contacts Large spiral bevel gear*
1
Spindle
49
Item No.
Description
Portion to lubricate
39
49
Bearing box
Motor housing
complete
Gear housing
*2: Different spiral bevel gears are used
by different models as follows:
GA5020/ Spiral bevel gear 34B
GA6020/ Spiral bevel gear 35B
*3: Different spiral bevel gears are used
by different models as follows:
GA5010 and GA5020/ Spiral bevel gear 13
GA6010 and GA6020/ Spiral bevel gear 11
Removing Ball bearing 696ZZ
*1: Different spiral bevel gears are used by different models
as follows:
GA5010/ Spiral bevel gear 34A
GA6010/ Spiral bevel gear 35A
