Instruction Manual
Page 2
... INSTRUCTIONS. The lightest and heaviest combination, according to EPTA-Procedure 01/2014, are subject to change without cutting tool and battery) Nylon cord diameter GRU02 GRU03 Bike handle Loop handle 3: 0 - 7,000 /min 2: 0 - 5,500 /min 1: 0 - 4,600 /min 1,815 mm (71-1/2″) 2.0 mm (0.08″) Applicable cutting tool and cutting diameter 2-tooth blade (P/N 198345-9) 255 mm (10″) 3-tooth blade (P/N 195299-1) 4-tooth blade (P/N 195150-5) (P/N 196895-8) Nylon cutting head...
... INSTRUCTIONS. The lightest and heaviest combination, according to EPTA-Procedure 01/2014, are subject to change without cutting tool and battery) Nylon cord diameter GRU02 GRU03 Bike handle Loop handle 3: 0 - 7,000 /min 2: 0 - 5,500 /min 1: 0 - 4,600 /min 1,815 mm (71-1/2″) 2.0 mm (0.08″) Applicable cutting tool and cutting diameter 2-tooth blade (P/N 198345-9) 255 mm (10″) 3-tooth blade (P/N 195299-1) 4-tooth blade (P/N 195150-5) (P/N 196895-8) Nylon cutting head...
Instruction Manual
Page 3
... part of thick leather are tired. 11. Perform all times. 10. Ensure the switch is a risk of injury. Don't force the tool. Keep proper footing and balance at the rate for cutting grass and light weeds. Stay Alert - Use common sense. Do not operate appliance when you are doing. Store idle appliances indoors. 12. Use only the manufacturer's recommended accessories and attachments...
... part of thick leather are tired. 11. Perform all times. 10. Ensure the switch is a risk of injury. Don't force the tool. Keep proper footing and balance at the rate for cutting grass and light weeds. Stay Alert - Use common sense. Do not operate appliance when you are doing. Store idle appliances indoors. 12. Use only the manufacturer's recommended accessories and attachments...
Instruction Manual
Page 4
... damaged by use of the temperature range specified in the instructions for clean and dry handles and test the on a ladder and run the tool. 5. Exposure to perform cutting operation with hard objects such as water, or submerge the battery. Have servicing performed by Makita. 9. that is a risk of the battery(ies) in personal injury. 7. Before starting . 6. Remove any animals in this manual. 16. Never...
... damaged by use of the temperature range specified in the instructions for clean and dry handles and test the on a ladder and run the tool. 5. Exposure to perform cutting operation with hard objects such as water, or submerge the battery. Have servicing performed by Makita. 9. that is a risk of the battery(ies) in personal injury. 7. Before starting . 6. Remove any animals in this manual. 16. Never...
Instruction Manual
Page 5
... ensure that the cutting tool is switched off the motor and inspect the cutting tool. 9. Take a rest to left, like using a scythe. Before starting the tool, be used during operation for cracks or damages. All protective equipment such as a tree. 26. Cutter blades contacting a "live " and could give the operator an electric shock. 21. Check the cutting attachment frequently during operation. 13. It can occur without guards in bad...
... ensure that the cutting tool is switched off the motor and inspect the cutting tool. 9. Take a rest to left, like using a scythe. Before starting the tool, be used during operation for cracks or damages. All protective equipment such as a tree. 26. Cutter blades contacting a "live " and could give the operator an electric shock. 21. Check the cutting attachment frequently during operation. 13. It can occur without guards in bad...
Instruction Manual
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... the tool, do this instruction manual may experience injury to occur in a dry and high or locked location out of reach of the tool. 10. Depending on how often you do not let water enter the electrical mechanism such as cracks in pesticides, insecticides, fertilizers and herbicides. Remove the cover before carrying out maintenance, replacing the cutting tool and cleaning the tool. 3. Before transporting the tool, turn it...
... the tool, do this instruction manual may experience injury to occur in a dry and high or locked location out of reach of the tool. 10. Depending on how often you do not let water enter the electrical mechanism such as cracks in pesticides, insecticides, fertilizers and herbicides. Remove the cover before carrying out maintenance, replacing the cutting tool and cleaning the tool. 3. Before transporting the tool, turn it...
Instruction Manual
Page 7
... battery cartridge, remove it from the tool or the charger. 5. Use of time, the battery must be removed from children. Charge the battery cartridge with the products specified by third parties, forwarding agents, special requirement on (1) battery charger, (2) battery, and (3) product using battery cartridge, read all instructions and cautionary markings on packaging and labeling must be observed. Do not use the battery cartridge near a high-voltage electrical power lines. Use...
... battery cartridge, remove it from the tool or the charger. 5. Use of time, the battery must be removed from children. Charge the battery cartridge with the products specified by third parties, forwarding agents, special requirement on (1) battery charger, (2) battery, and (3) product using battery cartridge, read all instructions and cautionary markings on packaging and labeling must be observed. Do not use the battery cartridge near a high-voltage electrical power lines. Use...
Instruction Manual
Page 9
... slide in green: - The main power button is turned on the tool or release the locked cutting tool, be seen. CAUTION: Do not install the battery cartridge forcibly. The tool will automatically stop during operation if the tool is overheated, the tool stops automatically. If the tool does not operate even when the switches are operated, remove the battery cartridge from the tool and charge it is equipped with...
... slide in green: - The main power button is turned on the tool or release the locked cutting tool, be seen. CAUTION: Do not install the battery cartridge forcibly. The tool will automatically stop during operation if the tool is overheated, the tool stops automatically. If the tool does not operate even when the switches are operated, remove the battery cartridge from the tool and charge it is equipped with...
Instruction Manual
Page 10
... it runs when you simply pull the switch trigger without pressing the lock-off lever. Indicating the remaining battery capacity Press the check button on the conditions of use the tool if it is equipped with a switch that the switch trigger actuates properly and returns to indicate the remaining battery capacity. NOTE: Depending on the battery cartridge to the "OFF" position when released. NOTICE: Do not pull the switch trigger hard...
... it runs when you simply pull the switch trigger without pressing the lock-off lever. Indicating the remaining battery capacity Press the check button on the conditions of use the tool if it is equipped with a switch that the switch trigger actuates properly and returns to indicate the remaining battery capacity. NOTE: Depending on the battery cartridge to the "OFF" position when released. NOTICE: Do not pull the switch trigger hard...
Instruction Manual
Page 11
... change. After that, tap the main power button to select the cutting tool attached to select nylon cutting head. Main power button 5. Release the switch trigger to run the tool. Switch trigger NOTE: Always depress the lock-off lever 2. Each time you turn on the Automatic Torque Drive Technology (ADT), the tool runs at optimum rotation speed and torque for 1 second. - GRU02 2 1 2 ► 1 . To start the tool, 1 depress the lock-off . 1 3 2 4 5 ► 1 . Lock-off lever and pull the switch trigger...
... change. After that, tap the main power button to select the cutting tool attached to select nylon cutting head. Main power button 5. Release the switch trigger to run the tool. Switch trigger NOTE: Always depress the lock-off lever 2. Each time you turn on the Automatic Torque Drive Technology (ADT), the tool runs at optimum rotation speed and torque for 1 second. - GRU02 2 1 2 ► 1 . To start the tool, 1 depress the lock-off . 1 3 2 4 5 ► 1 . Lock-off lever and pull the switch trigger...
Instruction Manual
Page 12
... change the direction of suppressed starting shock. Operation of load conditions. Reverse 1 button NOTE: During the reverse rotation, the tool operates only for the protector. The screw holes will not be sure that the tool is switched off and battery cartridge is only for removing weeds and debris entangled in the correct direction. 12 ENGLISH Indicator Mode ADT (Cutter blade) Cutting tool Cutter blade Rotation speed...
... change the direction of suppressed starting shock. Operation of load conditions. Reverse 1 button NOTE: During the reverse rotation, the tool operates only for the protector. The screw holes will not be sure that the tool is switched off and battery cartridge is only for removing weeds and debris entangled in the correct direction. 12 ENGLISH Indicator Mode ADT (Cutter blade) Cutting tool Cutter blade Rotation speed...
Instruction Manual
Page 13
Hex wrench storage ► 1 . Knob For GRU03 1. Attach the upper and lower clamps on the barrier. ► 1 . GRU02 1 2 3 4 5 ► 1 . 2. Adjust the handle position, and then tighten the knob to fix the handle. 1 CAUTION: After assembling the barrier, do not remove it from contacting the cutting blade accidentally. Handle 3. Damper 5. It may cause injury and/or damage to the handle using the screw on the damper. 2. When...
Hex wrench storage ► 1 . Knob For GRU03 1. Attach the upper and lower clamps on the barrier. ► 1 . GRU02 1 2 3 4 5 ► 1 . 2. Adjust the handle position, and then tighten the knob to fix the handle. 1 CAUTION: After assembling the barrier, do not remove it from contacting the cutting blade accidentally. Handle 3. Damper 5. It may cause injury and/or damage to the handle using the screw on the damper. 2. When...
Instruction Manual
Page 14
... cutting tool and the protector CAUTION: Always use the tool without the guard or with the guard improperly installed. Attach the protector to the protector and then snap the clips on the cutter for cutting the nylon cord. Insert the protector extension to the clamp using bolts. 1 2 ► 1 . Cutter 5. NOTE: The type of the tool and result in an injury. Cutting tool Cutter blade (2-tooth, 3-tooth, 4-tooth blades...
... cutting tool and the protector CAUTION: Always use the tool without the guard or with the guard improperly installed. Attach the protector to the protector and then snap the clips on the cutter for cutting the nylon cord. Insert the protector extension to the clamp using bolts. 1 2 ► 1 . Cutter 5. NOTE: The type of the tool and result in an injury. Cutting tool Cutter blade (2-tooth, 3-tooth, 4-tooth blades...
Instruction Manual
Page 15
... during operation, stop the tool and check the cutter blade immediately. CAUTION: Be sure to install the cutting tool. NOTE: Turn the tool upside down so that you can replace the cutting tool easily. The cutting tool is not included in the section for specifications. 3-tooth blade 4-tooth blade 15 ENGLISH Cutter blade CAUTION: When handling a cutter blade, always wear gloves and put the blade cover on the countries. CAUTION: Always use the...
... during operation, stop the tool and check the cutter blade immediately. CAUTION: Be sure to install the cutting tool. NOTE: Turn the tool upside down so that you can replace the cutting tool easily. The cutting tool is not included in the section for specifications. 3-tooth blade 4-tooth blade 15 ENGLISH Cutter blade CAUTION: When handling a cutter blade, always wear gloves and put the blade cover on the countries. CAUTION: Always use the...
Instruction Manual
Page 16
... injury to keep control of the tool at all times. Place the nylon cutting head onto the spindle and tighten it securely by the box wrench. 1 4 3 OPERATION Attaching the shoulder harness WARNING: Be extremely careful to use genuine Makita nylon cutting head. 4 1 5 5 6 7 2 3 ► 1 . Box wrench 2. Remove the hex wrench from the gear case. Hex wrench 4. Nut 2. Clamp washer 4. Spindle 6. Tighten 1. Nylon cutting head NOTICE: Be sure...
... injury to keep control of the tool at all times. Place the nylon cutting head onto the spindle and tighten it securely by the box wrench. 1 4 3 OPERATION Attaching the shoulder harness WARNING: Be extremely careful to use genuine Makita nylon cutting head. 4 1 5 5 6 7 2 3 ► 1 . Box wrench 2. Remove the hex wrench from the gear case. Hex wrench 4. Nut 2. Clamp washer 4. Spindle 6. Tighten 1. Nylon cutting head NOTICE: Be sure...
Instruction Manual
Page 17
Before operation, adjust the shoulder harness according to the user size to the tool. Hook 2. Ring 2. CAUTION: Always use the shoulder harness attached to prevent fatigue. If you use the tool in combination of the backpack-type power supply such as portable power pack, do not use the hanging band recommended by Makita. For GRU02 1. For the recommended hanging band, ask Makita Authorized Service Centers. Put on...
Before operation, adjust the shoulder harness according to the user size to the tool. Hook 2. Ring 2. CAUTION: Always use the shoulder harness attached to prevent fatigue. If you use the tool in combination of the backpack-type power supply such as portable power pack, do not use the hanging band recommended by Makita. For GRU02 1. For the recommended hanging band, ask Makita Authorized Service Centers. Put on...
Instruction Manual
Page 18
... 2 The cutting tool position from the cutter blade when cutting the grass. 2 ► 1 . Hex socket head bolt 18 ENGLISH 2. If the cutting tool is damaged, replace it immediately. Also, arrange a person to a comfortable working area, immediately stop the tool and inspect for maximum control and will reduce the risk of quick release. Buckle Adjusting the hanger position For GRU02 only For more operators work vicinity. Adjust the...
... 2 The cutting tool position from the cutter blade when cutting the grass. 2 ► 1 . Hex socket head bolt 18 ENGLISH 2. If the cutting tool is damaged, replace it immediately. Also, arrange a person to a comfortable working area, immediately stop the tool and inspect for maximum control and will reduce the risk of quick release. Buckle Adjusting the hanger position For GRU02 only For more operators work vicinity. Adjust the...
Instruction Manual
Page 19
... cutting head (bump & feed type) The nylon cutting head is secured to the tool and result in this instruction manual. NOTICE: Never use heavier line, metal wire, rope or the like . To avoid overheating of the tool, be performed by kickback. Failure to properly secure the cover may cause damage to the housing properly as described below. WARNING: Make sure that the tool is switched off and remove...
... cutting head (bump & feed type) The nylon cutting head is secured to the tool and result in this instruction manual. NOTICE: Never use heavier line, metal wire, rope or the like . To avoid overheating of the tool, be performed by kickback. Failure to properly secure the cover may cause damage to the housing properly as described below. WARNING: Make sure that the tool is switched off and remove...
Instruction Manual
Page 21
... Makita Service Center. • Cutter blade • Nylon cutting head • Nylon cord (cutting line) • Protector • Makita genuine battery and charger NOTE: Some items in this manual. If annexed warranty sheet is not explained in the tool package as described in the list may differ from country to the warranty details set forth at below website for repair. Remedy Install the battery cartridge. Recharge the battery cartridge. The use...
... Makita Service Center. • Cutter blade • Nylon cutting head • Nylon cord (cutting line) • Protector • Makita genuine battery and charger NOTE: Some items in this manual. If annexed warranty sheet is not explained in the tool package as described in the list may differ from country to the warranty details set forth at below website for repair. Remedy Install the battery cartridge. Recharge the battery cartridge. The use...
Parts Breakdown
Page 3
GRU03 Tech Bulletin Part No. LOCK NUT M10-17 1 1 13 136235-8 SPIRAL BEVEL GEAR ASS'Y 1 1 14 210051-7 BALL BEARING 609LLB 2 1 14 210049-4 BALL BEARING 609ZZ 2 1 15 257986-1 RETAINING RING (EXT) S-9 1 1 16 257987-9 RETAINING RING (INT)R-24 1 1 17 191B54-1 PROTECTOR U 430 SET MG 1 1 18 922216-6 HEX. SOCKET HEAD BOLT M5X25 1 1 20 327056-1 SHAFT 1 1 21 251513-6 H.S.H.BOLT M5X25 2 1 22 347107-4 PROTECTOR CLAMP...
GRU03 Tech Bulletin Part No. LOCK NUT M10-17 1 1 13 136235-8 SPIRAL BEVEL GEAR ASS'Y 1 1 14 210051-7 BALL BEARING 609LLB 2 1 14 210049-4 BALL BEARING 609ZZ 2 1 15 257986-1 RETAINING RING (EXT) S-9 1 1 16 257987-9 RETAINING RING (INT)R-24 1 1 17 191B54-1 PROTECTOR U 430 SET MG 1 1 18 922216-6 HEX. SOCKET HEAD BOLT M5X25 1 1 20 327056-1 SHAFT 1 1 21 251513-6 H.S.H.BOLT M5X25 2 1 22 347107-4 PROTECTOR CLAMP...
Parts Breakdown
Page 5
... listed in subsiding order with the newest version on top not indented. Part No. WRENCH 4 1 1 A08 199450-5 STRING TRIMMER GEAR GREASE...MOTOR HOUSING 1 1 69 632P49-4 TERMINAL UNIT 1 1 70 620F27-6 CONTROLLER 1 1 74 922211-6 H.S.H.BOLT M5X12 WITH W 1 1 75 922233-6 H.S.H.BOLT M5X20 WITH WR 1 1 76 183R88-4 HOUSING SET 1 1 263005-3 RUBBER PIN 6 2 1 77 266326-2 TAPPING SCREW 4X18 6 1 78 266420-0 TAPPING SCREW 5X20 2 1 79 347752-5 BATTERY GUARD 1 1 80 422230-7 CAP 1 1 87 144316-4 PROTECTOR U EXT. 420-450 COMP 1 1 346696-6 HOOK 2 1 232284-4 LEAF SPRING...
... listed in subsiding order with the newest version on top not indented. Part No. WRENCH 4 1 1 A08 199450-5 STRING TRIMMER GEAR GREASE...MOTOR HOUSING 1 1 69 632P49-4 TERMINAL UNIT 1 1 70 620F27-6 CONTROLLER 1 1 74 922211-6 H.S.H.BOLT M5X12 WITH W 1 1 75 922233-6 H.S.H.BOLT M5X20 WITH WR 1 1 76 183R88-4 HOUSING SET 1 1 263005-3 RUBBER PIN 6 2 1 77 266326-2 TAPPING SCREW 4X18 6 1 78 266420-0 TAPPING SCREW 5X20 2 1 79 347752-5 BATTERY GUARD 1 1 80 422230-7 CAP 1 1 87 144316-4 PROTECTOR U EXT. 420-450 COMP 1 1 346696-6 HOOK 2 1 232284-4 LEAF SPRING...