en (original)
Symptom
The sander LED (right) is red and the
sander slows down to 5,000 rpm
when sanding.
The sander LED (right) is red and
rpm is slightly reduced.
Brake seal does not work.
(Not applicable for DEOS 343)
The sander has stopped and LED
(right) is red.
Disposal information
16
Mirka® DEOS 343X, 353X, 383X & 663X
Possible cause
Temperature too high in the sander.
Too heavy long term load.
Too heavy short term load.
Worn out brake seal or damaged
spindle bearing.
The tool is in safety mode due to high
temperature.
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 environ-
mentally compatible recycling facility.
For more information regarding REACH, RoHS and our corporate social responsibility visit
www.mirka.com
Solution
Reduce the load on the sander for
some time and the sander will speed
up again.
Use lighter load and the LED (right)
will automatically change to green.
Check and replace brake seal or
spindle bearing if necessary.
Wait until the tool has cooled down.