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Cleaning
Use a soft brush to remove any accumulated dust. Wear safety glasses to protect your eyes while cleaning.
If the body of the tool needs cleaning, wipe it with a soft damp cloth. A mild detergent can be used.
WARNING: Never use alcohol, petrol or other cleaning agent. Never use caustic agents to clean plastic parts.
Charger cleaning instructions
Dirt and grease may be removed from the exterior of the charger using a cloth or soft non metallic brush. Do not use
water or any cleaning solutions.
Further service
Servicing must always be performed by trained personnel. To keep the tool warranty valid and ensure optimal tool safety
and function, servicing must be carried out by a Mirka authorized service centre. To locate your local Mirka authorized
service centre, contact Mirka Customer Service, your Mirka dealer or go to www.mirka.com
Troubleshooting guide
Symptom
No light from the right LED of the
polisher when trigger is pressed.
The right polisher LED is red and the
polisher slows down to 4,000 rpm
(AROP-B 312NV) or 1,500 rpm (ARP-
B 300NV) stops when polishing.
The right LED of the polisher is red
and rpm is slightly reduced.
The left LED is red and the polisher
is not running.
The left LED of the polisher is flash-
ing red although the battery is fully
charged.
Disposal information
324
Mirka® ARP-B 300NV & Mirka® AROP-B 312NV
Possible cause
Battery pack not properly attached to
the polisher.
Battery totally empty.
Temperature too high in the polisher.
Heavy load for too long.
Too heavy short term load.
The battery voltage is too low.
Battery failure. Please use the App for
diagnostics.
DANGER
Render redundant power tools unusable by removing the power cord.
Observe applicable country-specific regulations regarding disposal and recycling of disused machines,
packaging and accessories.
EU only: Do not dispose electric power tools in house-hold waste. According to European Directives
on waste electrical and electronic equipment and its implementation under national law, electric
tools that have reached the end of their life must be collected separately and taken to an environmen-
tally compatible recycling facility.
For more information regarding REACH, RoHS and our corporate social responsibility visit www.mir-
ka.com
Solution
Insert the battery properly.
Charge the battery.
Reduce the load on the polisher for
some time and the polisher will speed
up again.
Use lighter load or wait a moment and
the LED will automatically change to
green.
Charge the battery.
Replace the battery.