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Troubleshooting
Perform only the steps described in these instructions. All further inspection, maintenance, and repair work
must be performed by an authorized service center or a similarly qualified specialist if you cannot solve the
problem yourself.
Problem
The tool does not run or does not run
continuously.
The tool does not reach full power.
The gearbox is hot.
The tool is producing excessive vibration
or noise.
The battery pack loses charge quickly.
Possible Cause
1. The battery is not fully installed in the
tool.
2. The battery pack is not charged.
3. The battery pack is over or under the
appropriate temperature range.
4. There is moisture on the leads of the
battery pack.
5. The battery pack is damaged.
6. There is another electrical problem
with the tool.
7. Both the auxiliary handle switch and
the trigger are not pressed.
1. The speed switch is in the low speed
or anti-jam position.
2. The battery pack charge capacity is
too low.
3. The air vents are blocked.
1. The air vents are blocked.
2. The gearbox is not being lubricated
properly.
1. The blades are dull or damaged.
2. The machine is not being lubricated
properly.
1. The battery pack is over or under the
appropriate temperature range.
2. The trimmer is overloaded
13
Corrective Action
1. Remove and then replace the battery
into the tool, making sure that it is fully
installed and latched.
2. Remove the battery pack from the tool
and charge it.
3. Move the battery pack to a place
where it is dry and the temperature is
between 5°C (41°F) and 40°C (104°F).
4. Allow the battery pack to dry or wipe it
dry.
5. Replace the battery pack.
6. Contact an Authorized Service Dealer.
7. Press both the trigger and the auxiliary
handle switch simultaneously.
1. Turn the speed switch to the high
speed position.
2. Remove the battery pack from the tool
and fully charge the battery pack.
3. Clean the air vents.
1. Clean the air vents.
2. Lubricate the gearbox.
1. Contact an Authorized Service Dealer.
2. Lubricate the blades and gearbox.
1. Move the battery pack to a place
where it is dry and the temperature is
between 5°C (41°F) and 40°C (104°F).
2. Trim at a slower pace.
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