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Safety Precautions
• Read all instructions before using this tool. All operators must be fully trained in usage and safety of this tool.
• All maintenance must be carried out by trained personnel. For service, contact Mirka authorized service center!
• Always wear required safety equipment (see warnings).
• The operator must ensure to have a secure position with a firm grip and footing on solid floor.
• Always ensure that the work piece to be sanded is firmly fixed.
• Check tool, backing pad, hose and fittings regularly for wear.
• Always care for work safety, never carry, store or leave the tool unattended with the air supply connected.
• Vacuum unit dust collection bag should be cleaned or replaced daily. Dust can be highly combustible.
Cleaning or replacing of bag also assures optimum performance.
• Do not exceed maximum recommended air pressure 6.2 bar (90 psi).
• Take care to avoid entanglement with the moving parts of the tool with clothing, ties, hair, cleaning rags, etc.
• Keep hands clear of the spinning pad during use.
• If the tool appears to malfunction, remove from use immediately and arrange for service and repair.
• Before changing abrasive always disconnected the air supply. Be careful to properly attach and center
the abrasive to the backing pad.
Maintenance
Always disconnect air supply before maintenance!
Use only original Mirka spare parts!
Replacing backing pad
• Insert pad wrench between the backing pad and brake seal to hold the spindle nut.
• Turn the backing pad counterclockwise to remove it.
• Mount and tighten new backing pad with two washers.
• Remove the pad wrench.
Replacing the brake seal
Note! Too much vacuum in your dust extraction system may cause the brake seal to malfunction.
• Dismount the backing pad as described above.
• Pull the old brake seal from its groove.
• Apply the new brake seal in the groove.
• Mount the backing pad as described above.
• Check brake seal function. By changing the number of washers between the spindle and backing pad,
the effect of the brake seal can be adjusted.
Replacing the muffler kit
• Lift up the cover.
• Remove the muffler cup by pushing it hard to the side and insert a screwdriver between the cup and
the hexnut, twist the screwdriver to release the cup from the housing.
• Reattach new muffler to the housing.
Further service
Service must always be performed by trained personnel. To keep the tool warranty valid and to ensure
the tool safety and function it’s required that service are performed by Mirka authorized service center.
To locate your local Mirka authorized service center, contact Mirka Customer service or your Mirka dealer.
