Switching Off; Care And Maintenance - Hilti WFO 280 Original Bedienungsanleitung

6.3 Sanding
The choice of sand paper (grit size and quality), speed and contact pressure determines the finish and
the stock removal rate.
1. With the motor running, position the orbital sander with the whole of its sanding face on the workpiece.
2. Applying moderate pressure, move the orbital sander steadily over the workpiece.
6.4

Switching off

▶ Release the on/off switch or, if the machine is in continuous-operation mode, press and then release the
on/off switch.
➥ The motor stops.
7

Care and maintenance

WARNING
Electric shock hazard! Attempting care and maintenance with the supply cord connected to a power outlet
can lead to severe injury and burns.
▶ Always unplug the supply cord before carrying out care and maintenance tasks.
Care
• Carefully remove any dirt that may be adhering to parts.
• Clean the air vents carefully with a dry brush.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
Maintenance
WARNING
Danger of electric shock! Improper repairs to electrical components may lead to serious injuries including
burns.
▶ Repairs to the electrical section of the tool or appliance may be carried out only by trained electrical
specialists.
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not operate the product if signs of damage are found or if parts malfunction. Have it repaired
immediately by Hilti Service.
• After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare
parts, consumables and accessories approved by Hilti for use with the product can be found at your
local Hilti Store or online at: www.hilti.group.
7.1 Changing a Velcro-attached sanding sheet
1. Switch the tool off.
2. Unplug the supply cord from the power outlet.
3. Peel the sanding sheet off the sanding plate.
4. Clean the sanding plate.
5. Insert a new sanding sheet . → page 16
7.2 Changing a clamped sanding sheet
1. Switch the product off.
2. Unplug the supply cord from the power outlet.
3. Release the clamp by lifting both rounded ends.
4. Remove the old sanding sheet.
5. Clean the sanding plate.
6. Insert a new sanding sheet . → page 16
18 English
Printed: 23.07.2019 | Doc-Nr: PUB / 5071316 / 000 / 03
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