Stiga 121 M Saw User Manual


 
5
ENGLISH
GB
SYMBOLS
The following symbols can be found on the
machine to remind you of the care and attention
that are required during use.
The symbols mean:
Warning!
Read the instruction manual and the safety
manual before using the machine.
Warning!
Do not insert your hands or feet under the
cover when the machine is in operation.
Warning!
Watch out for discarded objects. Keep
onlookers away.
Warning!
Before starting repair work, remove the
spark plug cable from the spark plug.
INTRODUCTION
ThiscuttingdeckmayonlybeusedwithPark
machines with a motor performance of at least 16
hp.
The cutting deck is available as standard in two
versions:
- with mechanical setting of the cutting height
(item no. 13-2915).
- with factory-fitted, electrical setting
of the cutting height (item no. 13-2921).
PREPARATIONS
Park, year models up to and including 1993:
In order for the deck to be used, the machine has to
be modified:
1. Remove the return spring for the articulated
joint
(fig. 1).
2. Saw off the spring mount flush with the frame
side member
(fig. 2).
3. Drill a new hole (Ø 8 mm), 8 mm from the lower
edge of the frame side member (fig. 3).
4. Install the spring in the new hole (fig. 4).
INSTALLATION
CUTTING DECK
1. Screw the cutting deck into the deck mounts D
(fig. 5a).
2. Attach the lift spring to the implement lifter (fig.
5b).
3. Install the lifting cylinder in the front lifting arm
by inserting the accompanying spacer in the hole
on the lifting cylinder and threading on two
washers, one on either side. Secure with screw and
nut (only applies to item no. 13-2921).
4. Connect the electrical contact to the socket on
the side of the machine (only applies to item no.
13-2921), (fig. 6).
V-BELT
1. Set the cutting height setting to an intermediate
position.
2. Force the V-belt onto the machine’s centre
pulley F (fig. 7).
3. Tension the belt with belt idler G. The belt idler
should be on the left of the belt viewed from the
driver’s position.
4. Park -1999:
Hook the belt idler spring H in the floor on the
right side (fig. 7).
SETTING
In order for the deck to cut evenly and attractively,
it has to be correctly adjusted:
1. Make sure the air pressure in the tyres is correct:
Front: 0.6 bar (9 psi).
Rear: 0.4 bar (6 psi).
2. Place the machine on a level floor. Undo screws
I (fig. 8).
3. Adjust the deck so that the front and rear edge of
the cover are the same height above the floor.
4. Tighten the screws.