Operating The Unit.7; Starting Engine.2 - Simplicity 551M Operator's Manual

Single stage snowthrower
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OPERATING THE UNIT
STARTING
ENGINE
Note: The snow thrower engine is designed to operate at cold tempera¬
tures and will be difficult to start in warm weather. Avoid operating your
snowthrowerin warmer conditions since engine may vapor lock and stop
running after a short time.
A
Never run the engine indoors or in enclosed, poorly
ventilated areas. Engine exhaust contains CARBON
MONOXIDE, an ODORLESS, DEADLY gas.
Pull Start Models:
See figure 4.
1.
Insert key in ignition switch and turn key to ON position.
2.
Move choke control lever to the ON position on cold engines. If the
engine is warm from operation, this step may not be necessary.
3.
Push the primer button two or three times holding finger over
vent hole. Allow a few seconds between each push for air to
enter bulb through vent hole. You may have to prime more for
the initial start at temperature below 15°F/-10°C.
4.
Grasp the starter rope handle and slowly pull out the rope until
you feel a resistance. Allow the rope to rewind slowly, then pull
it out rapidly to start the engine. Let the rope return slowly to
the starter. If the engine does not start after three pulls, push
primer button one more time and pull the starter rope.
5.
Once the engine starts and gradually warms up, move the
choke lever to the OFF position. Be prepared to move the
choke lever to the ON position if the engine sputters during
warm up.
6.
Allow the engine to warm up before snow throwing. The engine
will operate at full throttle when it warms up.
Electric Start Model:
See figure 5.
Note: The electric starter is designed to operate on 120 volts AC
household power supply using the power cord supplied with your
snow thrower. When using the power cord, match the wide blade of
the plug to the wide slot of the receptacle.
7.
Follow steps 1 -3 from "pull start model" section.
8.
Plug power cord into receptacle on the starter switch
first,
then
plug the other end of the cord into a standard120 volts AC
household outlet.
Do not
use any extension cord to lengthen
the power cord supplied with the unit.
WARNING
• Wear safety
glasses while
operating the
unit
•Never direct
discharge at
bystanders or
allow anyone ;
in front of the
unit.
5-;"
• Never direct
discharge.,
towards win¬
dows.
r
• Never operate
the unit with¬
out all guards,
covers, and
shields in
place.
• Stop the
engine when-
^ ever leaving
the operating ;
position.
;
-I
• Stop the
engine,
remove the
key, and dis- 1
connect the
sparkplug
before unclog¬
ging auger
housing or . j
discharge ,:. j
'chute and/or 1
before mak¬
ing repairs or
adjustments.
• To reduce the 1
i; risk of fire, ; ;
keep the unit ;
clean and
\
free from
spilled gas, oil
and other
debris.
7

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