Makita GA4590 Instruction Manual
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- Instruction manual (146 pages) ,
- Instruction manual (145 pages)
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Summary of Contents for Makita GA4590
- Page 1 INSTRUCTION MANUAL Angle Grinder GA4590 GA4591 GA4592 GA5090 GA5091 GA5092 DOUBLE INSULATION Read before use.
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Page 2: Specifications
SPECIFICATIONS Model: GA4590 GA4591 GA4592 GA5090 GA5091 GA5092 Applicable grinding wheel Max. wheel diameter 115 mm 125 mm Max. wheel thickness 7.2 mm Applicable cut-off wheel Max. wheel diameter 115 mm 125 mm Max. wheel thickness 3.2 mm Applicable wire wheel brush Max. - Page 3 Sound pressure Sound power level Uncertainty (K) : level (L ) : (dB(A)) ) : (dB(A)) (dB(A)) GA4590 GA4591 GA4592 GA5090 GA5091 GA5092 NOTE: The declared noise emission value(s) has been measured in accordance with a standard test method and may be used for comparing one tool with another.
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Page 4: Ec Declaration Of Conformity
Work mode: disc sanding with normal side grip Model Vibration emission (a ) : (m/s Uncertainty (K) : (m/s GA4590 GA4591 GA4592 GA5090 GA5091 GA5092 Work mode: disc sanding with anti vibration side grip Model Vibration emission (a ) : (m/s... - Page 5 If operating a power tool in a damp location is unavoidable, use a residual current device (RCD) protected supply. Use of an RCD reduces the risk of electric shock. Use of power supply via an RCD with a rated residual current of 30 mA or less is always recommended.
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Page 6: Grinder Safety Warnings
Service 10. Keep bystanders a safe distance away from work area. Anyone entering the work area Have your power tool serviced by a qualified must wear personal protective equipment. repair person using only identical replacement Fragments of workpiece or of a broken accessory parts. - Page 7 Use special care when working corners, sharp When the wheel is binding or when interrupt- edges, etc. Avoid bouncing and snagging the ing a cut for any reason, switch off the power accessory. Corners, sharp edges or bouncing tool and hold it motionless until the wheel comes to a complete stop.
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Page 8: Functional Description
Before using the tool on an actual workpiece, FUNCTIONAL let it run for a while. Watch for vibration or wobbling that could indicate poor installation DESCRIPTION or a poorly balanced wheel. Use the specified surface of the wheel to per- form the grinding. -
Page 9: Shaft Lock
Speed adjusting dial Switch action Only for model GA4590 / GA4591 / GA5090 / GA5091 CAUTION: Before plugging in the tool, always check to see that the slide switch actuates prop- CAUTION: If the tool is operated continuously erly and returns to the "OFF" position when the at low speeds for a long time, the motor will get rear end of the slide switch is depressed. - Page 10 Accidental re-start preventive Installing or removing wheel guard function WARNING: When using a depressed center When plugging in the tool while the switch is ON, the wheel, flap disc, flex wheel or wire wheel brush, tool does not start. the wheel guard must be fitted on the tool so that At this time, the indication lamp blinks in red and shows the closed side of the guard always points toward that the accidental re-start preventive function works.
- Page 11 While pushing the lock lever toward A, hold down While pushing the lock lever toward A, rotate the the portions B of the wheel guard as shown in the wheel guard toward C, and then, change the angle of figure. the wheel guard according to the work so that the oper- ator can be protected.
- Page 12 Installing or removing depressed Installing or removing flex wheel center wheel or flap disc Optional accessory Optional accessory WARNING: Always use supplied guard when flex wheel is on the tool. Wheel can shatter during WARNING: When using a depressed center use and guard helps to reduce chances of personal wheel or flap disc, the wheel guard must be fitted injury.
- Page 13 Insert one pin of the Optional accessory wrench into a hole and turn Ezynut counterclockwise. Only for model GA4590 / GA4592 / GA5090 / GA5092 Super flange is a special accessory for model which is NOT equipped with a brake function.
- Page 14 As for the installation, follow the instructions for Installing wire cup brush depressed center wheel. The direction for mounting the lock nut and the inner Optional accessory flange varies by wheel type and thickness. Refer to the following figures. CAUTION: Do not use brush that is damaged, or which is out of balance.
- Page 15 Installing hole cutter NOTE: For information how to install the dust col- lecting wheel guard, refer to the manual of the dust collecting wheel guard. Optional accessory Place the tool upside down to allow easy access to the spindle. Installing dust collecting wheel Remove any accessories on the spindle.
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Page 16: Operation
Installing or removing dust cover Operation with wheel/disc attachment Optional accessory CAUTION: Always be sure that the tool is switched off and unplugged before installing or removing the dust cover attachment. Failure to do so causes damage to the tool or a personal injury. Install the dust cover attachment to each specified 15°... - Page 17 Usage example: operation with abrasive cut-off Operation with wire wheel brush wheel Optional accessory CAUTION: Check operation of wire wheel brush by running tool with no load, insuring that no one is in front of or in line with the wire wheel brush.
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Page 18: Maintenance
To maintain product SAFETY and RELIABILITY, repairs, any other maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers, always using Makita replacement parts. Air vent cleaning The tool and its air vents have to be kept clean. - Page 19 • When using dual purpose (combined grinding and cutting-off abrasive) flange mounted wheels, only use a cut-off wheel guard. Fig.35 Only for model GA4590 / GA4592 / GA5090 / GA5092 Application 115 mm (4-1/2″) model 125 mm (5″) model Side grip...
- Page 20 Application 115 mm (4-1/2″) model 125 mm (5″) model Wire brushing Wire cup brush Hole cutting Hole cutter Wheel Guard (for cut-off wheel) Cutting-off Abrasive cut-off wheel / Diamond wheel Grinding / Cutting-off Dual purpose wheel Clip-on cutting wheel guard attachment *3 Dust collecting wheel guard for cutting-off Cutting-off Diamond wheel...
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Page 21: Optional Accessories
OPTIONAL ACCESSORIES CAUTION: These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose. - Page 24 Makita Europe N.V. Jan-Baptist Vinkstraat 2, 3070 Kortenberg, Belgium Makita Corporation 3-11-8, Sumiyoshi-cho, Anjo, Aichi 446-8502 Japan 885975A228 www.makita.com 20220303...