MAKITA DUH601 (01) PDF MANUAL

Model:	DUH501	DUH601	DUH751
Blade length	500 mm	600 mm	750 mm
Strokes per minute	0 – 2,000 / 0 – 3,600 / 0 – 4,400 min⁻¹
Overall length	1,016 mm	1,121 mm	1,261 mm
Rated voltage	D.C. 18 V
Net weight	3.8 – 4.5 kg

Note: Specifications are subject to change without notice and may differ by country. Weight may vary depending on attachments, including the battery cartridge.

Model:	DUH502	DUH602	DUH752
Blade length	500 mm	600 mm	750 mm
Strokes per minute	0 – 2,000 / 0 – 3,600 / 0 – 4,400 min⁻¹
Overall length	1,016 mm	1,121 mm	1,261 mm
Rated voltage	D.C. 18 V
Net weight	3.8 – 4.5 kg

Note: Specifications are subject to change without notice and may differ by country. Weight may vary depending on attachments, including the battery cartridge.

The compatible battery cartridges are:

BL1815N / BL1820 / BL1820B / BL1830 / BL1830B / BL1840 / BL1840B / BL1850 / BL1850B / BL1860B

WARNING: Only use the battery cartridges listed above. Use of any other battery cartridges may cause injury and/or fire. Availability may vary by region.

The symbols indicate the following:

Read instruction manual.

Do not expose to moisture.

Ni-MH Li-ion (Battery type indicator)

Only for EU countries: Do not dispose of electric equipment or battery pack together with household waste material! In observance of the European Directives on Waste Electric and Electronic Equipment and Batteries and Accumulators and Waste Batteries and Accumulators, and their implementation in accordance with national laws, electric equipment and batteries and battery pack(s) that have reached the end of their life must be collected separately and returned to an environmentally compatible recycling facility.

The tool is intended for trimming hedges.

Applicable standard: EN60745-2-15

Model	Sound pressure level LPA(dB(A))	Uncertainty K (dB(A))	Sound power level LWA(dB(A))	Uncertainty K (dB(A))
DUH501	84	3	97	3
DUH601	82	3	95	3
DUH751	84	3	97	3
DUH502	81.3	3	86.8	3
DUH602	82.1	3	87.4	3
DUH752	80.5	3	87.8	3

WARNING: Wear ear protection.

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. It may also be used in a preliminary assessment of exposure. The noise emission during actual use can differ depending on how the tool is used.

The vibration total value (tri-axial vector sum) determined according to EN60745-2-15:

Model DUH501: Vibration emission (ah): 2.5 m/s², Uncertainty (K): 1.5 m/s²

Model DUH601: Vibration emission (ah): 2.5 m/s² or less, Uncertainty (K): 1.5 m/s²

Model DUH751: Vibration emission (ah): 2.5 m/s², Uncertainty (K): 1.5 m/s²

Model DUH502: Vibration emission (ah): 2.5 m/s², Uncertainty (K): 1.5 m/s²

Model DUH602: Vibration emission (ah): 2.5 m/s² or less, Uncertainty (K): 1.5 m/s²

Model DUH752: Vibration emission (ah): 2.5 m/s² or less, Uncertainty (K): 1.5 m/s²

NOTE: The declared vibration total value(s) has been measured in accordance with a standard test method and may be used for comparing one tool with another. It may also be used in a preliminary assessment of exposure. The vibration emission during actual use can differ depending on how the tool is used.

Keep all parts of the body away from the cutter blade. Do not remove cut material or hold material to be cut when blades are moving. Ensure the switch is off when clearing jammed material.

Carry the hedge trimmer by the handle with the cutter blade stopped. Always fit the cutting device cover when transporting or storing.

Hold the power tool by insulated gripping surfaces only, as the blade may contact hidden wiring.

DANGER – Keep hands away from the blade.

Do not use the hedge trimmer in rain or wet conditions.

First-time users should be shown how to use the trimmer by an experienced user.

The trimmer must not be used by children or persons under 18 (except those over 16 undergoing supervised training).

Use only when in good physical condition; avoid use when tired.

Wear stout leather work gloves and sturdy shoes with anti-skid soles.

Check the trimmer is in good working order with guards fitted before use.

Ensure secure footing before starting operation.

Hold the tool firmly during use.

Switch off immediately and remove the battery if the cutter hits a fence or hard object. Check for damage.

Always switch off and remove the battery before checking the cutter, clearing faults, or removing caught material.

Switch off and remove the battery before maintenance.

When moving the trimmer, remove the battery and fit the blade cover. Never carry with the cutter running. Never grasp the cutter with your hands.

Clean and lightly oil the cutter after use and before storage. Fit the cover.

Store the trimmer with the cover on, in a dry room, out of reach of children. Never store outdoors.

Never point the shear blades towards yourself or others.

If blades jam, switch off, remove the battery, then remove the object with tools like pliers (not by hand).

Avoid dangerous environments; don’t use in damp/wet locations or expose to rain.

Check hedges/bushes for foreign objects (wire fences, hidden wiring) before operating.

Before use, read all instructions and markings on the battery charger, battery, and product using the battery.

Do not disassemble the battery cartridge.

If operating time becomes excessively short, stop immediately to avoid overheating, burns, or explosion.

If electrolyte gets into eyes, rinse with clear water and seek medical attention immediately.

Do not short the battery cartridge: avoid touching terminals with conductive material, avoid storing with metal objects (nails, coins), do not expose to water or rain.

Do not store the tool and battery where temperatures may reach or exceed 50 °C (122 °F).

Do not incinerate the battery, even if severely damaged or worn out; it can explode in a fire.

Be careful not to drop or strike the battery.

Do not use a damaged battery.

Follow regulations for transporting lithium-ion batteries. For commercial transport, observe special requirements on packaging and labeling. Consult an expert for hazardous materials.

Tape or mask off open contacts and pack the battery so it cannot move in the packaging.

Follow local regulations for battery disposal.

Use batteries only with Makita specified products to avoid fire, excessive heat, explosion, or leaks.

For battery cartridges with an indicator (Fig.2): Press the check button (2) on the battery cartridge. The indicator lamps (1) will light up for a few seconds to show the remaining capacity.

Indicator lamps			Remaining capacity
Lighted	Off	Blinking
■ ■ ■ □			75% to 100%
■ ■ □ □			50% to 75%
■ □ □ □			25% to 50%
□ □ □ □		■	0% to 25%
□ □ □ □			Charge the battery.
↑↓ (Alternating Blink)			The battery may have malfunctioned.

NOTE: The indication may differ slightly from the actual capacity depending on usage conditions and ambient temperature.

Charge the battery cartridge before it is completely discharged. Always stop tool operation and charge it when you notice less tool power.

Never recharge a fully charged battery cartridge. Overcharging shortens the battery service life.

Charge the battery cartridge at room temperature (10 °C – 40 °C / 50 °F – 104 °F). Let a hot battery cartridge cool down before charging.

Charge the battery cartridge if you do not use it for a long period (more than six months).

CAUTION: Always switch off the tool before installing or removing the battery cartridge.

CAUTION: Hold the tool and battery cartridge firmly during installation or removal.

To install (Fig.1): Align the tongue on the battery cartridge (3) with the groove in the housing and slip it into place. Insert it fully until it locks with a click. If the red indicator (1) on the upper side of the button (2) is visible, it is not locked completely.

CAUTION: Always install fully until the red indicator is hidden. Do not force the cartridge if it doesn’t slide in easily.

To remove (Fig.1): Slide the button (2) on the front of the cartridge and slide the cartridge (3) out of the tool.

The tool has a protection system that automatically cuts off power to the motor to extend tool and battery life. It stops if the tool or battery encounters the following conditions:

Status	Indicator lamps
	On	Off	Blinking
Overload			Middle indicators blink
Overheat (Tool)			All speed indicators blink
Overheat (Battery)			Battery indicator blinks
Over discharge			Lowest indicator blinks

Overload protection: If the tool is overloaded by entangled branches/debris, the middle indicators blink and the tool stops. Turn the tool off, remove the cause, then turn it back on.

NOTICE: If the tool turns off automatically without indication due to overload, switch off, remove the battery, clear debris (use pliers), reinstall the battery, and turn the tool on again.

Overheat protection: If the tool or battery overheats, the corresponding indicators blink, and the tool stops. Let the tool/battery cool down before restarting.

Overdischarge protection: When battery capacity is low, the indicator blinks, and the tool stops. Remove and charge the battery.

CAUTION: Ensure the handle is locked in the desired position before operation.

CAUTION: Do not pull down the lever while pulling the switch trigger or vice versa.

The handle can be set to 0°, 45°, or 90° left or right.

To change the angle (Fig.3): Pull down the lever (1), turn the handle to the desired position, and then release the lever to lock it.

WARNING: This tool has a lock-off lever to prevent unintended starting. NEVER use if it runs without pressing the lock-off lever first. Return for repair if malfunctioning.

WARNING: NEVER tape down or defeat the lock-off lever.

WARNING: Check switch trigger and lever actuate properly and return to “OFF” when released before installing the battery.

CAUTION: Never put your finger on the switch when carrying.

NOTICE: Do not pull the trigger hard without pressing the lock-off lever; this can cause breakage.

1. Press and hold the main power button (Fig.4 – 2) to turn the tool on. The power lamp (Fig.4 – 1) lights up.

2. To start cutting (Fig.5): Depress the lock-off lever (2), then press the switch lever (1) and pull the switch trigger (3).

3. Release the switch trigger (3) to stop.

4. To turn off the tool completely: Press and hold the main power button (Fig.4 – 2) again. The power lamp (Fig.4 – 1) goes off.

NOTE: The tool turns off automatically if not operated for a certain period.

You can adjust the tool speed by tapping the main power button (Fig.6 – 2) while the tool is on (power lamp Fig.6 – 1 is lit).

Each time you tap the main power button, the speed level changes.

Indicator	Mode	Stroke speed
Three bars lit	High	4,400 min⁻¹
Two bars lit	Medium	3,600 min⁻¹
One bar lit	Low	2,000 min⁻¹

The reverse button (Fig.7 – 1) is used only for removing branches and debris entangled in the shear blades.

WARNING: If debris cannot be removed by the reverse function, switch off the tool, remove the battery, and then remove debris using tools like pliers. Failure to do so may result in injury from accidental start-up or blade movement.

To reverse the shear blades:

1. Ensure the shear blades have stopped moving.

2. Tap the reverse button (1).

3. Press the switch lever and pull the switch trigger while pressing the lock-off lever.

4. The power lamp starts blinking, and the shear blades move in reverse.

Once the entangled debris is removed, the tool returns to regular movement, and the power lamp stops blinking and lights up steadily.

NOTE: If debris isn’t removed, release and pull the switch trigger again until it is cleared.

NOTE: If you tap the reverse button while blades are moving, the tool stops and becomes ready for reverse movement.

CAUTION: Always switch off the tool and remove the battery before working on the tool.

CAUTION: Always wear gloves when handling blades.

CAUTION: Attach the blade cover before removing or installing blades.

NOTICE: Do not wipe grease off the gear and crank when replacing blades.

NOTICE: If parts other than blades (like rods) are worn, ask Makita Authorized Service Centers for replacement/repairs.

You can install 500 mm, 600 mm, or 750 mm shear blades.

Removal:

1. Place the tool upside down.

2. Remove 6 screws (Fig.8 – 1).

3. Remove the cover (Fig.9 – 1) and the plate (Fig.9 – 2). (Plate might remain on the cover).

4. Remove the rod (Fig.10 – 1). (Rod might remain on the cover).

5. Remove 2 screws (Fig.11 – 2), the felt pad (Fig.11 – 1), washers (Fig.11 – 3), and sleeves (Fig.11 – 4).

6. Remove the shear blades (Fig.11 – 5).

7. Remove the blade cover from the old blades.

Installation:

1. Attach the blade cover to the new shear blades.

2. Adjust the crank so that 2 holes are lined up on the alignment line (Fig.12 – 2).

3. Align the protrusions (Fig.13 – 1) on the shear blades vertically at the same position.

4. Attach the felt pad (Fig.14 – 1) to the shear blades.

5. NOTICE: Apply a small amount of grease to the inner periphery of the hole of the rod (Fig.17 – 1).

6. Insert the protrusion (Fig.15 – 1) on the shear blades into the hole (Fig.15 – 2) on the rod.

7. Align the felt pad (Fig.15 – 3) with the holes on the tool.

8. Attach new sleeves (Fig.15 – 5) and washers (Fig.15 – 4).

NOTICE: Be careful not to lose washers and sleeves.

9. Align holes on shear blades with tool holes, and tighten 2 screws (Fig.16 – 1) to fix the blades.

10. Attach the rod (Fig.17 – 1).

NOTICE: Apply a small amount of grease to the inner periphery of the small hole (Fig.17 – 2) of the rod.

NOTICE: Ensure the protrusion on the shear blades fits into the small hole (Fig.17 – 2) on the rod.

11. Attach the plate (Fig.18 – 2).

NOTICE: Ensure the protrusion (Fig.18 – 1) on the shear blades fits into the hole on the plate.

12. Attach the cover (Fig.19 – 1), then tighten 6 screws (Fig.19 – 2).

NOTICE: Ensure the 2 long screws go into the center holes.

NOTICE: If blades don’t move smoothly, they are not engaged properly with the rods. Reinstall the blades.

CAUTION: Always wear gloves when installing or removing the chip receiver.

NOTICE: The blade cover cannot be installed with the chip receiver. Uninstall the chip receiver before carrying/storing to attach the blade cover.

NOTICE: Remove the blade cover before installing the chip receiver.

NOTICE: Ensure the chip receiver does not overlap the branch catcher (Fig.22 – 1).

NOTICE: Never try to remove the chip receiver by excessive force if hooks are locked in grooves.

Installation:

1. The chip receiver can be installed on either side.

2. Align the hooks (Fig.20 – 1, Fig.21 – 1) of the chip receiver with the arrow marks (Fig.20 – 2) on the shear blades.

3. Press the chip receiver against the blades so the hooks fit into the grooves.

Removal:

Press the levers (Fig.23 – 1) on both sides to release the hooks and remove the receiver.

WARNING: Keep hands away from shear blades.

CAUTION: Avoid operating in very hot weather. Be careful of your physical condition.

CAUTION: Be careful not to accidentally contact metal fences or hard objects. Blades may break.

CAUTION: Do not allow blades to contact the ground. Tool may recoil.

CAUTION: Overreaching, especially from a ladder, is dangerous. Do not work on wobbly or infirm surfaces.

NOTICE: Do not cut branches thicker than 10 mm. Cut branches to 10 cm lower than desired height with branch cutters first (Fig.24).

NOTICE: Do not cut dead trees or similar hard objects; this may damage the tool.

NOTICE: Do not trim grass/weeds; blades may tangle.

Operation Steps:

1. Hold the tool with both hands.

2. Press the switch lever and pull the switch trigger while pressing the lock-off lever.

3. Move the tool forward (Fig.25).

Basic Technique (Fig.26): Tilt blades toward trimming direction, move calmly and slowly (3-4 seconds per meter).

Trimming Hedge Top (Fig.27): Tie a string at the desired height and trim along it for even results.

Using Chip Receiver (Fig.28): If attached, it gathers leaves for easier cleanup.

Trimming Hedge Side (Fig.29): Cut evenly from bottom to top.

Shaping (Boxwood, etc.) (Fig.30): Trim from the root to the top for a rounded finish.

CAUTION: Always switch off the tool and remove the battery before cleaning.

Clean the tool by wiping off dust with a dry cloth or one dipped in soapy water and wrung out.

NOTICE: Never use gasoline, benzine, thinner, alcohol, or similar substances. This may cause discoloration, deformation, or cracks.

Before operation or once per hour during operation: Apply low-viscosity oil (machine oil, or spray-type lubricating oil) to the shear blades (Fig.31).

After operation:

1. Remove dust from both sides of the blades with a wire brush.

2. Wipe blades off with a cloth.

3. Apply low-viscosity oil (machine oil, or spray-type lubricating oil) to the shear blades (Fig.32).

NOTICE: Do not wash the shear blades in water, as this may cause rust or damage.

NOTICE: Dirt and corrosion cause excessive blade friction and shorten operating time per battery charge.

Attach the blade cover to the shear blades so they are not exposed.

Store the tool out of the reach of children.

Store the tool in a place not exposed to moisture or rain.

The hook hole (Fig.33 – 1) in the tool bottom can be used for hanging the tool on a nail or screw.

NOTICE: If blades are considerably deformed by grinding, replace them with new ones.

CAUTION: Before grinding, ensure the tool is switched off and the battery cartridge is removed.

1. Install the battery cartridge.

2. Turn on and start the tool briefly so the upper and lower blades are positioned alternately (Fig.34).

3. Turn off the tool and remove the battery cartridge.

4. Remove the screw (Fig.35 – 1) and the branch catcher (Fig.35 – 2).

5. Set a file (Fig.36 – 1) at a 45° angle (Fig.36 – 2) and grind the upper blade from 3 directions with the file.

6. Place the tool upside down and remove burrs from the shear blades with the file (Fig.37 – 1).

7. Set the file angle to 45° and grind the lower blade from 3 directions.

8. Return the tool to normal position and remove any remaining burrs from the blades with the file.

9. Reattach the branch catcher by tightening the screw.

Interval of lubrication: Every 100 operating hours.

1. Remove 3 screws (Fig.38 – 1) and the bottom cover (Fig.38 – 2).

2. Remove the cap from the grease vessel (Fig.39 – 2).

3. Attach the grease vessel to the hole on the cover (Fig.39 – 1) by turning the grease vessel.

4. Apply the grease to the tool (Approximately 5 g as a guide).

5. Remove the grease vessel.

6. Attach the bottom cover and tighten the 3 screws.

CAUTION: These accessories are recommended for use with your Makita tool specified in the manual. Using others may pose an injury risk. Use accessories only for their stated purpose.

Contact your local Makita Service Center for assistance.

Shear blade assembly

Shear blade cover

Chip receiver

Grease vessel

Makita genuine battery and charger

NOTE: Some items may be included as standard accessories and can differ by country.