Stiga ST 3255 P Gebrauchsanweisung Seite 46

7 SERVICE AND REPAIRS
No service must be carried out before:
- The engine has stopped.
- The starting cable has been disconnected from
the spark plug.
If the instructions say that the machine is to be lifted at the
front and rested on the auger housing then the petrol tank
must be emptied.
Empty the petrol tank outdoors when the engine is
cold. Do not smoke. Empty into a container
designed for petrol.
7.1 TROUBLE SHOOTING
Problem Possible cause
Engine fails Engine flooded.
to start.
Water in fuel or old
fuel.
Other.
Engine hard Spark plug faulty.
to start or
Fuel cap ventilation
runs poorly.
is blocked.
Auger does Foreign matter
not rotate. blocking.
Shear pin broken.
Auger drive belt
slipping.
Auger drive belt
broken.
Auger does Auger drive belt is
not stop when out of adjustment.
the lever is
Auger drive guide
released.
is out of adjust-
ment.
Snowthrower Tyre pressure not
veers to one equal.
side.
Shoes unevenly
adjusted.
Scraper blade une-
venly adjusted.
7.2 ADJUSTING THE SCRAPER BLADE AND
SHOES
The scraper blade (1:V) gets worn after a long term of use.
Adjust the scraper blade (always together with the shoes)
until desired distance to the ground.
The scraper blade is reversible and can be used on both sides.
See "5.8".
ENGLISH
Remedy
Repeated start attempts
with full throttle choke
OFF
Drain tank and refill
with fresh fuel.
Check carefully the
start procedure accord-
ing to this manual.
Replace the spark plug.
Clear the ventilation.
Clean.
Replace the broken pin.
Adjust the belt and
wire.
Replace the belt.
Adjust the belt.
Adjust the guide.
Adjust the tyre pressure
Adjust scraper blade
and shoes.
Adjust scraper blade
and shoes.
Original instructions for use
7.3 GENERAL ABOUT DRIVE BELTS
The drive belts should be checked and adjusted once per
season and replaced when needed. This should all be done at
an authorised service station.
7.4 ADJUSTING THE CLUTCH HANDLES
The procedure below is valid for the driving clutch lever and
for the auger clutch lever.
1. Disconnect the spark plug cable from the spark plug.
2. Press the clutch handle light against the handlebar until it
stops. See fig. 5.
3. In this position, the wire connected to the handle, shall be
slackned.
4. Activate the clutch handle about 5 mm, and the wire shall
be stretched. See fig. 6.
5. Adjust at actual adjustment plate by inserting the wire in
a suitable hole until the above is fulfilled. See fig. 7.
6. Reassemble the spark plug cable and test drive the snow
thrower.
7.5 ADJUSTING THE GEAR LEVER
1. Disconnect the spark plug cable from the spark plug.
2. Adjust the wire adjustmnts (8:A) until the gear wires
(8:B) are exactly between slackened and stretched. Then
tension both wire adjustments 0,5 turn.
3. Set the gear lever in the neutral position. See fig 9.
4. Activate the driving clutch lever and pull the start lever.
The driving wheels shall not move.
5. If the driving wheels are moving, adjust the wire
adjustments until the above mentioned is fulfilled. At the
adjustment shall one wire adjustment be stretched the
same number of turns that the other is slackened.
6. Reassemble the spark plug cable and test drive the snow
thrower.
7.6 REPLACING THE SHEAR BOLTS (1:W)
The auger is fastened to the shaft by special bolts that are
designed to break if something gets stuck in the auger
housing.
Always use genuine spare parts. Other types of
bolts could cause serious damage to the machine.
1. Stop the engine.
2. Disconnect the ignition cable from the spark plug.
3. Ensure all the rotating parts have stopped.
4. Remove the object that is stuck in the auger.
5. Align the holes in the shaft and auger.
6. Remove the broken bolt parts.
7. Assemble a new original shear bolt.
EN
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