Drive Belt - Husqvarna K970 II Ring Bedienungsanweisung

• Use a 19 mm fixed spanner and a 13 mm combination
spanner to replace the rollers.
• Lubricate using bearing grease inside the rollers
before the new rollers are fitted.
Drive wheel
NOTICE! Replace the drive wheel when fitting a new
blade. A worn drive wheel can result in the blade
slipping and becoming damaged.
Inadequate water flow drastically shortens the life of the
drive wheel.
Replacing the drive wheel
• Lock the axle using the locking button.
• Loosen the centre screw and remove the washer.
• You can now lift off the drive wheel.
• Tightening torque for the bolt holding the drive wheel
is: 20 Nm (14,75 ft-Ibs).
26 – English
MAINTENANCE

Drive belt

Tensioning the drive belt
If the drive belt slips, it must be tensioned. The tension of
a new drive belt must be readjusted after one or two tanks
of fuel have been used.
The drive belt is enclosed and well protected from dust
and dirt.
• Dismantle the cover and loosen the belt tensioning
screw.
• Press on the belt tensioner with your thumb to tension
the belt. Now tighten the screw holding the belt
tensioner.
Replacing the drive belt
!
• Dismantle the cover and loosen the belt tensioning
screw. Push back the belt tensioning roller and install
a new drive belt.
NOTICE! Make sure that both belt pulleys are clean and
undamaged before a new drive belt is fitted.
WARNING! Never start the engine when
the belt pulley and clutch are removed
for maintenance. Do not start the
machine without the cutting arm or
cutting head fitted. Otherwise the clutch
could come loose and cause personal
injuries.