Replacing The Backing Pad; Troubleshooting Guide; Disposal Information - MIRKA DEROS SP 550CV Manual De Instrucciones

Replacing the backing pad

1 Remove the screw cover cap Untighten the screw to remove the backing pad
2 Attach the new backing pad to the spindle (aligned correctly), place the washer in the center of the backing pad and
tighten the screw with the hex socket
3 Remove the hex socket
4 Attach the screw cover cap in its groove
Replacing the brake seal
NOTE! Too much vacuum in your dust extraction system may cause the brake seal to malfunction
1 Dismantle the backing pad as described above
2 Pull the old brake seal out of its groove
3 Insert the new brake seal in the groove
4 Mount the backing pad as described above
5 Check the brake seal function
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 center To locate your local Mirka
authorized service center, contact Mirka Customer Service or your Mirka dealer

Troubleshooting guide

Symptom
The sander LED is flashing between red
and green.
No light from sander LED when
switched on.
The sander LED is red and the sander
slows down to 4,000 RPM when sanding.
The sander LED is red and RPM is
slightly reduced.
Brake seal does not work.

Disposal information

DANGER
Disposal guidelines for old appliances Render redundant power tools unusable by removing the
power cord Only for EU countries Do not dispose of electric tools along with household waste
According to European Directives 2002/95/EC, 2002/96/EC + 2003/108/EC 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 environmentally compatible recycling
facility
Possible cause
Connected to a mains outlet with wrong
voltage
Power cord not properly attached to the
sander or to the mains socket
Sander temperature is too high
Too heavy long-term load
Too heavy short-term load
Worn out brake seal or damaged spindle
bearing
Mirka® DEROS SP 550CV (230 V) & 550X CV (110 V) • 125 mm (5")
Solution
Connect the sander to a mains outlet that
corresponds with the nominal voltage of
the tool
Connect it properly
Reduce the load on the sander for some
time and the sander will speed up again
Use lighter load and the LED will
automatically change to green
Check and replace brake seal or spindle
bearing if necessary
en
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