Engine Running Behavior; Rewind Starter - Stihl MS 250 Instruction Manual

WARNING
To reduce the risk of fire and burn injury,
use only spark plugs authorized by
STIHL. Always press spark plug boot (1)
snugly onto spark plug terminal (2) of the
proper size. (Note: If terminal has
detachable SAE adapter nut, it must be
securely attached.) A loose connection
between spark plug boot and ignition
wire connector in the boot may create
arcing that could ignite combustible
fumes and cause a fire.
Installing the spark plug
Screw home the spark plug, fit the
N
boot and press it down firmly.
Install the shutter and air filter.
N
Fit the carburetor box cover.
N
MS 250

Engine Running Behavior

If engine running behavior is
1
unsatisfactory even though the air filter
is clean and the carburetor is properly
adjusted, the cause may be the muffler.
Have the muffler checked for
contamination (carbonization) by your
servicing dealer.
STIHL recommends that you have
2
servicing and repair work carried out
exclusively by an authorized STIHL
servicing dealer.

Rewind Starter

To help prolong the wear life of the
starter rope, observe the following
points:
Pull the starter rope only in the
N
direction specified.
Do not pull the rope over the edge of
N
the guide bushing.
Do not pull out the rope more than
N
specified.
Do not allow the starter grip to snap
N
back, guide it back into the housing
slowly – see chapter on "Starting /
Stopping the Engine."
Have a damaged starter rope replaced
by your dealer before it breaks
completely. STIHL recommends that
you have servicing and repair work
carried out exclusively by an authorized
STIHL servicing dealer.
English
43