Stiga SNOW FROST ES SNOW THROWER [41/112] English

Stiga SNOW FROST ES SNOW THROWER [41/112] English
52
ENGLISH
EN
6 MAINTENANCE
Before carrying out maintenance work,
disconnect the cable from the spark plug.
6.1 OIL CHANGE
Change the oil the first time after 2 hours of operation, and
subsequently every 25 hours of operation or at least once a
season. Change oil when the engine is warm.
The engine oil is very hot immediately after the
engine is shut off. Allow the engine to cool before
draining the oil. Risk of burns.
1. Remove the oil filler cap and dipstick.
FROST: The oil is drained by dismantling the plug (4:S).
REX: SEe fig 8.
2. Place a container on the floor for the oil to run into.
Check that the plug is correctly tightened. If it
comes loose during operation, the engine will be
destroyed.
3. FROST: Install the plug (4:S).
4. Stand the snow thrower up and fill with new oil. See
“Before starting”.
6.2 SPARK PLUG
Before disconnecting the spark plug, clean around its
mounting.
Replace the spark plug once a year or every hundred hours of
use.
Spark plug: Champion RV 19 LM or equivalent.
Tightening torque: 24-27 Nm.
Electrode distance: 0.7-0.8 mm
6.3 CARBURETTOR
The carburettor is factory set. If adjustment is required,
contact an authorised service station.
7 LUBRICATION
Before carrying out maintenance work, disconnect
the cable from the spark plug.
Lubricate the adjustment levers gear and the discharge chute
before storing the snow thrower for the summer. Use a
clinging type of grease, e.g. Lubriplate.
8 SERVICE AND REPAIRS
8.1 ADJUSTING CABLE (FROST)
The auger drive levers cable is adjusted at the factory. Any
adjustment is carried out as follows:
1. Unhook the cable at the auger drive lever (1:D).
2. Remove the casing and disconnect the cable from the
appropriate hole in the plate. See figure 10.
3. Reinstall the cable in the new hole as required. Replace
the casing, hook the cable onto the auger drive lever.
4. Start the snow thrower and check operation. The auger
should rotate when the auger drive lever is activated and
remain stationary when the auger drive lever is released.
If this is not the case, repeat the above procedure.
8.2 BELT COVER (FROST)
1. Dismantle the belt cover (11:T) by removing the 7 screws
(11:U). 6 screws on the outside, one screw on the
underneath.
Two of the screws on the outside also hold the left shoe.
2. Reassemble in reverse order.
8.3 REPLACING THE DRIVE BELT (FROST)
Replace the drive belt as follows:
1. Remove the belt cover. See above.
2. Remove the drive belt (12:Z) from the pulleys (12:W)
and (14:X). Take care not to damage the belt guide
(12:Y).
3. Install the new drive belt in reverse order.
4. Check that the drive belt (12:Z) is seated properly on the
wheels.
Attention! When the auger drive lever is activated, the play
between belt guide (12:Y) and drive belt (12:Z) must be 2
mm.
5. Fit the belt cover. See above.
8.4 REPLACING THE AUGERS SCRAPER
RUBBER (FROST)
1. Lock the auger with a piece of wood (23:R).
2. Drill out the 24 rivets holding the outer scraper rubbers
(24:T). Use a 13 mm drill bit (23:S).
3. Remove the remains of the rivets and the scraper rubbers
using pliers or similar.
4. Remove the three screws (24:W) with nuts and washers
that hold the scraper rubbers (24:X) in the middle and
remove the scraper rubbers.
5. Assemble new scraper rubbers in the reverse order. Use
24 screws with nuts instead of rivets.
8.5 REPLACING THE AUGER (FROST)
1. Remove belt cover and drive belt. See above.
2. Lock the auger with a piece of wood (13:A).
3. Dismantle the pulley (13:C) from the axle.
Attention! Left-handed thread
4. Undo the bearing assembly (13:B) from the left side of
the snow thrower and pull out the auger.
5. Reassemble in reverse order.

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