MTD Cub Cadet E 22, Original Operating Instructions

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English Operating manual for snow thrower
12
Fault Possible cause Action to take
Engine does not start. Fuel tank empty. Fill fuel tank.
Stale fuel. Drain out stale fuel into a suitable container
in the open air
1
).
Fill up tank with clean, fresh fuel.
Engine is cold. Choke lever is not set
to “
/ON/CHOKE”.
Set choke lever to “ /ON/CHOKE”.
Throttle lever is not set to “ /FAST” Set throttle lever to “ /FAST”.
Engine stop switch (for machine without
throttle) not set to “ON”. Set engine stop switch to “ON”.
Spark-plug connector not connected. Put spark-plug connector on the spark
plug.
Spark plug dirty or defective. Clean spark plugs
1
). Have defective spark
plugs replaced
2
).
Carburettor flooded. Set choke lever to “RUN/OFF/ ” and
start engine.
Primer not actuated. Actuate primer.
Engine runs unevenly
(stutters). Choke lever set to “ /ON/CHOKE”. Set choke lever to “RUN/OFF/ ”.
Spark-plug connector loosely connected. Connect spark-plug connector firmly.
Stale fuel. Water or dirt in the fuel system. Drain out stale fuel into a suitable container
in the open air
1
). Fill up tank with clean,
fresh fuel.
Vent hole in fuel filler cap blocked. Clean fuel filler cap and vent hole.
Machine does not clear
snow. Shear bolt torn off. Replace shear bolt (see “Replacing
shear bolt”).
Worm or throw-out chute blocked. Stop engine, disconnect spark-plug
connector. Eliminate blockage.
Coupling cable for worm drive not
correctly adjusted. Adjust coupling cable (see “Making adjust-
ments to the coupling cable for the worm
drive”).
V-belt slack or torn. Have slack V-belt tightened
2
).
Have torn V-belt replaced
2
).
Machine does not drive
along. Coupling cable for drive system not
adjusted correctly. Adjust coupling cable (see “Adjust
coupling cable for the drive system”).
V-belt slack or torn. Have slack V-belt tightened
2
).
Have torn V-belt replaced
2
).
Friction-wheel rubber torn. Have friction-wheel rubber replaced
2
).
Excessive vibration. Loose parts or damaged worm. Stop engine immediately and pull off spark-
plug connector. Tighten loose bolts and
nuts. Have damaged worm repaired
2
).
Gears can only be
changed with difficulty. Coupling cable for drive system not
adjusted correctly. Adjust coupling cable (see “Adjust
coupling cable for the drive system”).
Shift lever not correctly adjusted. Set shift lever (see “Settingshift lever”).
1
) See “Engine instructions”.
2
) Have this work carried out only by a specialist workshop.