Operating Manual – Snowthrower
English
22
Transportation
Driving
To manoeuvre or get across short
distances.
•
Start the machine.
•
Select a forwards or reverse gear.
•
Press coupling lever for driving
system/coupling bar and hold it
down.
•
Move the machine carefully.
Transporting the machine
without it operating from its
own power
Risk of injury
Before transportation
– Turn off the engine.
– Remove the ignition key and the
spark-plug connector.
– Wait until the engine has cooled
down.
•
Transport the machine on or in a
vehicle in a horizontal position.
•
Secure the machine against rolling
or slipping.
Maintenance
Maintenance schedule
Once in the season:
Have the machine checked over and
maintained in a specialist workshop.
Each time before using the
machine:
Check the oil level and top up as
necessary.
Check all screw fittings for firm
seating, tighten them if necessary.
Check the safety features.
!
Maintenance tasks
After use
10 h
25 h
50 h
End of
season
As
required
Clean throw-out chute, worm and worm casing
•
Clean air filter
•
Replace air filter
1
)
•
Change oil
(STH 5.56, STH 8.66, STH
10.66 C)
3
)
•
4
)
Lubricate mobile and rotating parts
•
Clean spark plugs
1
)
•
Have spark plugs changed
2
)
•
Check tyre pressure, increase as required
•
Clean air cooling system and exhaust
1
)
l
•
Check coupling adjustment, readjust as
required
•
Have the carburettor setting checked
2
)
•
Inspect the clearing plate, replace worn-out
clearing plate
•
Check skids, replace worn-out skids in pairs
•
Check caterpillar track, readjust as required.
Replace defective caterpillar track
•
Replace fuel filler cap
•
Have exhaust silencer replaced
2
)
•
1
)
See “Engine instructions”
2
)
Have this work carried out only by a specialist workshop
3
)
First oil change after 5 hours
4
)
Oil change every 25 hours of heavy work
Summary of Contents for STH 953
Page 2: ...STH 5 56 1 335 101 STH 8 66 1 335 201 STH 10 66 C 1 335 302 STH 953 1 332 101...
Page 4: ......
Page 5: ......
Page 128: ...130 STH 953 STH 5 56 STH 8 66 STH 10 66 C 16 o 1 2 1 2 2 1 STH 953...
Page 133: ...135 10 25 50 1 3 9 3 4 1 2 1 2 2 1 2 3 5 4 25...
Page 136: ...138 2 3 4 1 y...
Page 137: ...139 1 Choke ON Choke ON STH 5 56 STH 8 66 STH 10 66 C 1 1 2 Choke OFF Choke ON Choke OFF 1 1 2...
Page 160: ...STH 953 162 1 2 1 2 3 A B 2x 1x 1x C 1x D...
Page 161: ...STH 953 163 1 2 D A B 2x 1x 1x 1x C D A B B C...
Page 162: ...STH 5 56 164...
Page 163: ...STH 5 56 165...
Page 164: ...STH 5 56 166...
Page 165: ...STH 5 56 167 A A B B C C D D D E F 2x 6x 6x 4x 2x 2x...
Page 169: ...STH 8 66 STH 10 66 C 171 1 2...
Page 170: ...STH 8 66 STH 10 66 C 172 A A B B C C D D D E F 2x 6x 6x 4x 2x 2x...