Makita GA9020R Technical Information

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Repair
[1] NECESSARY REPAIRING TOOLS
[2] LUBRICATIONS
Fig. 1
Code No. Description Use for
1R004 Retaining ring pliers ST-2 Removing Retaining ring 15 from Spindle ass’y
1R252 Round bar for arbor 30-100 Assembling Felt ring 18 to Gear housing complete
1R269 Bearing extractor Assembling / disassembling Ball bearings
1R005 Retaining ring pliers RT-2N Removing Retaining ring R-42 from Gear housing complete
Assembling large Spiral bevel gear to Spindle ass’y
1R165 Ring spring setting tool B
Item No.
Apply the following lubricant to protect parts and product from unusual abrasion.
Description Portion to lubricate AmountLubricant
5
Gear housing complete Gear room
5
not grooved
grooved
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
60g
Makita grease SG No.0
[3] DIFFERENCE BETWEEN GA7020R AND GA9020R
Item No. Parts of GA7020R
Spiral bevel gear 16 Spiral bevel gear 12
Parts of GA9020R
7
38
In addition to Wheel cover and available Wheels, the following parts are different.
Spiral bevel gear 53B Spiral bevel gear 53A
Small spiral bevel gear
Description in Technical information
Large spiral bevel gear

Makita GA9020R Specifications

General

Product color	Black, Blue
Adjustable speed	No
Idle speed (max)	6600 RPM
Grinding disc diameter	230 mm
Input power	2200 W
Power source	AC

Weight and Dimensions

Width	249 mm
Height	140 mm
Length	473 mm
Weight	8009 g