Replacing The Cutting Unit Belts; Service Position For The Cutting Unit - Husqvarna R 422Ts Operator's Manual

Replacing the cutting unit belts

WARNING! Wear gloves to protect your
!
hands when working with the blades.
There is a risk of crush injuries when
working with the belt.
On these cutting units with collision-proof blades, the blades
are driven by one V-belt. Do as follows to change the V-belt:
1 Remove the cutting unit.
2 Open the lock for the track rod bolt.
Remove the bolt so the track rod is released in one end.
3 Unscrew the bolt holding the unit frame bracket.
4 Remove the lock and pass the unit frame out.
5 Remove the two bolts on the unit frame.
6 Remove the screws on the cutting cover. Lift the unit
frame and remove the cutting unit cover.
30 –
English
Maintenance
7 Loosen the spring that tensions the V-belt and pry off the
belt.
Simply reverse the procedure to fit the new belt.

Service position for the cutting unit

The cutting head can be placed in the service position to
provide easy access for cleaning, repairs and servicing. In the
service position the cutting unit is raised and locked in the
vertical position.
Placing in the service position
1 Position the machine on flat ground. Apply the parking
brake.
2 Set the cutting height control in the lowest position and lift
up the cutting unit.
3 Remove the front hood by removing the pin. (There are
complete instructions on using the service position inside
the front hood).
!
4 Disengage the spring for the drive belt tensioning wheel.
WARNING! Wear protective glasses when
dismantling the cutting unit. The spring
which tensions up the belt may break and
cause personal injury.