Karcher STH 953 Transportation, Maintenance schedule, Driving, Each time before using the

Operating Manual – Snowthrower English

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

Each time before using the	Check the safety features.
machine:

Once in the season:

Have the machine checked over and maintained in a specialist workshop.

Check the oil level and top up as necessary.

Check all screw fittings for firm seating, tighten them if necessary.

Maintenance tasks		After use	10 h	25 h	50 h	End of	As
						season	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					• 4)
10.66 C) 3)
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

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