General maintenance
• Remember to remove the tool's battery before cleaning or
performing maintenance.
• All of the tool's parts are essential to the insulation system
and should only be maintained at a TRUPER service facility
with authorization.
• ALWAYS ask for original TRUPER replacement
components when sending the tool in for repair.
• Avoid using chemicals while cleaning plastic parts. Many
commercial solvents can cause harm to most plastic
materials.
• Use compressed air or a clean cloth to remove dust,
carbon, and debris.
WARNING
NEVER allow the tool to meet brake
fluid, petroleum-based products, penetrating oils, etc.
These substances contain chemicals that can damage or
destroy plastic.
Troubleshooting
Problem
The grinder loses
effectiveness.
The trigger can be pressed, but
the grinder does not work.
The battery is leaking.
The battery does not charge,
and the charge level indicator
light does not turn on.
The grinder heats up after
extended periods of work.
The battery heats up during
operation.
This heating is normal, because
of the voltage regulation
during charging.
This heating is normal, a result
of the voltage regulation.
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Cause
• Low battery.
• Battery discharged.
• Small dripping may occur in extreme
temperatures or after heavy use; this is
normal.
• Significant or very noticeable dripping is
due to a damaged battery.
• Charger connection improperly installed
on the battery.
• Charger improperly connected to the
power outlet.
• This heating is normal as it absorbs the
energy generated by the motor´s gears and
electricity during work.
This heating is normal; the energy extracted
from the battery while the grinder is in
operation causes it to heat up.
• This heating is normal, a result of the chemical reactions occurring inside the
battery during charging.
• Este calentamiento es normal, resultado de la regulación de tensión.
Maintenance
WARNING
When using compressed air to clean
particles, ALWAYS wear safety glasses with side shields or
a face shield. In case of expelling a lot of dust, also use a
dust mask.
It is not recommended to use this tool for extensive
work on fiberglass, drywall, plaster, or gypsum
materials, as their particles are highly abrasive to the
components of any power tool. If using the tool on any
of these materials, it is essential to clean it frequently with
compressed air to increase the tool's lifespan.
Repairing
Use only manufacturer-recommended spare parts and
accessories. If the tool does not function, repairs should
be performed by an Authorized Service Center.
Storage
Store the tool neatly in a dry place, protected from dust
and water.
Corrective action
• Charge the battery.
• Charge the battery.
• Clean the liquid from the skin or clothing
promptly with water and soap.
• Replace the battery immediately.
• Ensure the charger connection is correctly
inserted into the battery.
• Verify that the charger plug is properly
connected to the power outlet.
• Allow the angle grinder to cool for 5
minutes.
• Stop the grinder for 5 minutes to allow
the battery to cool.
