Husqvarna DM 340 - Manual (Page 11)

English – 11
MAINTENANCE
General
The lifetime of your machine can be extended considerably if
it is used, cared for and maintained in the proper manner.
Changing the drill bit
1 Pull out the plug.
2 Get:
- The new drill bit.
- Open-ended spanners, size 24 mm and 32 mm.
- Water-resistant grease.
3 Remove the old drill bit using the open-ended spanners.
4 Apply water-resistant grease to the thread of the new drill
bit.
5 Attach the drill bit using the open-ended spanners.
Before the machine is started, carefully check that the new bit
is firmly attached.
Cleaning
• Keep the machine and drill bit clean in order for drilling to
be carried out safely.
• Keep the handle dry and free of grease and oil.
• In order for the machine to always be cooled sufficiently
the cooling air openings must be kept clear and clean.
• Use compressed air to periodically clean the motor.
Remove the inspection cover and clean the cover.
Electrical Feed
Check that the cord and extension cord are intact and in good
condition. Never use the machine if the cord is damaged,
hand it in to an authorized service workshop for repair.
Changing the gearbox oil
Contact your dealer to get the right oil.
The oil in the gearbox must be changed after every 400 hours
of operation. Do as follows:
1 Get:
- New oil, STATOIL SYNTOL 75W-90 or other similar
transmission oil.
- A container for the old oil.
2 Secure the machine with drill spindle downwards in a vice
or the like.
3 Unscrew the four screws holding the motor - gearbox
modules together.
4 Carefully disassemble the machine.
5 Empty the gearbox oil into the container.
IMPORTANT! Inspection and/or maintenance should be
carried out with the motor switched off and the plug
disconnected.
!
WARNING! Never use damaged cables. They
can cause serious, even fatal, personal
injuries.