STIHL MS 241 C-M manual Winter Operation, Pre-heating carburetor

Winter Operation

Pre-heating carburetor

NRemove the shroud – see "Shroud"

At temperatures under +50 °F (+10 °C)

2410BA012 KN

NUsing a screwdriver, pry the shutter out of the s (summer operation) position

2410BA013 KN

NPlace the shutter with the opening in the direction of the chain saw in the r position (winter operation) – shutter must audibly snap into place

NFit the shroud – see "Shroud"

Heated air is now drawn in from around the cylinder and circulates around the carburetor – this helps prevent carburetor icing.

At temperatures above +70 °F (+20 °C)

NEnsure that the shutter is always returned to position s (summer operation), otherwise the engine may malfunction due to overheating

At temperatures below +14 °F (-10 °C)

Under extreme winter conditions (temperatures below +14 °F (-10 °C), powdered or drifting snow), it is recommended to use the "cover plate mounting kit" (special accessory). The mounting kit keeps out powdered or drifting snow.

NIf the chain saw is extremely cold (frost formation) – after starting, bring the engine up to operating temperature at medium speed (disengage chain brake!)

Mounting the cover plate (special accessory)

1	KN
	2410BA014

NInsert cover plate (1) with both tabs (arrows) and fasten with screws (2)

English

When the mounting kit is used, the shutter must be in the winter position.

If engine trouble occurs, first check whether use of the cover plate is necessary.

MS 241 C-M 33