Hilti GFB 6X-A22, Original Operating Instructions, Page: 26 / 204

20 English 2241313
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5. Work with the pulling run of the abrasive belt.
6. Apply moderate pressure and do not press the abrasive belt into the material. Excessive contact pressure
can cause the abrasive belt to slip off the contact roller.
6.4 Switching off
▶
Press the rear section of the on/off switch.
➥ The on/off switch jumps into the off position and the motor stops.
7 Care and maintenance
WARNING
Risk of injury with battery inserted !
▶
Always remove the battery before carrying out care and maintenance tasks!
Care and maintenance of the tool
• Carefully remove any dirt that may be adhering to parts.
• Remove the dust filter and clean it and the air vents carefully, using a dry brush.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these can attack the plastic parts.
Care of the lithium­ion batteries
• Keep the battery free from oil and grease.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
• Avoid ingress of moisture.
Maintenance
• 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 the drive roller 7
A worn drive roller can be replaced.
1. Remove the abrasive belt. → page 18
2. Remove the securing screws from the drive roller. If necessary, press and hold down the spindle lock
button.
3. Pull the drive roller off the spindle.
4. Slip the new drive roller on to the spindle.
5. Insert the securing screws and tighten them to the specified torque. If necessary, press and hold down
the spindle lock button.
Technical data
Tightening torque, securing screws for drive roller 2.4 Nm