Maintenance - Husqvarna DMS 240 Bedienungsanweisung

Introduction
WARNING: Read and understand the safety
chapter before you do maintenance on the
product.
WARNING: To prevent injury, disconnect the
power cord before you do maintenance.
Daily maintenance of the drill motor
• Make sure that the nuts and screws are tight.
• Make sure that the on/off switch unit operates
correctly.
• Clean the external surface of the drill motor.
• Make sure that the cold air openings are clean.
• Make sure that the power cord and the extension
cable are in good condition and not damaged.
Daily maintenance of the drill stand
• Make sure that the nuts and screws are tight.
• Clean the external surface of the drill stand.
• Make sure that the feed lever moves without
resistance.
• Make sure that the gears move easily and do not
cause a noise.
• Examine the drill column, look for wear or damage.
• Make sure that the drill motor carriage moves easily
and that there is no play against the drill column.
To clean the drill motor
WARNING: Do not clean the drill motor with
water. Water can cause short-circuit or
damage to the drill motor.
• Clean the drill bit and drill motor with compressed
air.
• Make sure that there is no dirt or blockage on the
cold air openings.
To replace the drill bit
WARNING: Pull out the plug from the mains
outlet before you replace the drill bit.
1. Make sure that you have got a new drill bit, 2
wrenches and water resistant grease.
14

Maintenance

2. Use the wrenches to remove the drill bit.
3. Apply water resistant grease to the thread of the new
drill bit.
4. Use the wrenches to attach the drill bit.
Clutch
If transmitted torque is lowered, the clutch must be
adjusted. Let an approved service center adjust the
clutch.
To replace the carbon brushes
Remove and examine the carbon brushes weekly if the
drill motor is used daily. At longer intervals if the drill
motor is not used frequently. The area of wear must be
equal on the two carbon brushes and not damaged.
1. Remove the cover for the carbon brushes with a flat
wide screwdriver.
2. Carefully remove the carbon brushes. Replace the
carbon brushes if there is less than 6 mm remaining
on the brushes.
3. Install new carbon brushes.
4. Attach the cover for the carbon brushes.
5. Operate the drill motor at idle speed for 10 minutes
to do a run-in of the new carbon brushes.
CAUTION: You must replace the 2 carbon
brushes at the same time.
898 - 002 - 20.06.2019