MIRKA 1242 M Mode D'emploi page 87

The antistatic system is located in the front part of the motor top and creates an earth ground connection to the
inlet fitting of the container . For correct operation, the use of an electrically conductive or antistatic suction hose is
recommended . When inserting the optional disposal bag make sure the antistatic connection is maintained .
3.6 Motor cooling filter
To protect the electronics and motor, the machine is equipped with a motor cooling filter . Clean the motor cooling filter
regularly .
For areas with a high concentration of fine dust in the surrounding air it is recommended to equip the machine with
an optional motor cooling filter PET to prevent dust from settling inside the air channels and motor . Contact your local
sales representative .
CAUTION
If the motor cooling filter is clogged by dust the overload protection switch in the motor may be tripped . If this
happens, switch off the machine, clean the motor cooling filter and allow machine to cool for approx . 5 minutes .
3.7 Wet pick-up
CAUTION
The machine is equipped with a water level limit system which shuts off the machine when the maximum liquid level is
reached . When this occurs, switch off the machine . Disconnect the machine from the socket and empty the container .
Never pick up liquids without the water level limit system and filter in place .
Picking up liquids
• Do not pick up flammable liquids .
• Before liquids are picked up, always remove the filter bag/disposal bag and check that the water level limit works
properly .
• If foam appears, stop work immediately and empty the container .
• Clean the water level limiting device regularly and check for signs of damage .
• Dry wet filter and interior parts of liquid container before storage .
Before emptying the container, unplug the machine . Disconnect the hose from the inlet by pulling out the hose . Release
the container clamps by pulling them outwards so that the motor top is released . Lift the motor top off the container .
Always empty and clean the container and water level limit system after picking up liquids .
Empty by tilting the container backwards or sideways and pour the liquid into a floor drain or similar . Refit the motor
top on the container . Secure the motor top with the container clamps . Sudden movements can accidentally trigger
the water level limiting device . Should this happen; turn off the machine and wait for 3 seconds to reset the device .
Continue to operate the machine afterwards .
3.8 Dry pick-up
CAUTION
Picking up environmentally hazardous materials . Materials picked up can present a hazard to the environment .
• Dispose of the dirt in accordance with legal regulations .
Unplug the machine before emptying after dry pick-up . Release the container clamps by pulling them outwards so that
the motor top is released . Lift the motor top off the container .
Main filter: Check the filter . To clean the filter you can brush or wash it . Wait until the filter is dry before re-starting dust
pick-up .
Dust bag: Check bag to ensure the fill factor . Replace dust bag if necessary . Remove the old bag . The new bag is fitted
by passing the cardboard piece with the rubber membrane through the vacuum inlet . Make sure that the rubber
membrane passes the raised part of the vacuum inlet .
Mirka® Dust Extractor • 1230 M & 1242 M • 230 V / 100–120 V • PC & AFC
en
[original instructions]
87