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TROUBLESHOOTING
Problem
WARNING - Before attempting to make any inspections, repairs or adjustments, stop the engine, wait for all moving parts to
stop moving and carefully disconnect the engine spark plug wire. If tipping or
turning the snow blower is required for any inspection or repair, first wait until the engine is cool to the touch and then drain the
engine of all fuel and oil into suitable containers and store or dispose of in a
proper manner.
Engine Systems - Note: For all engine problems, see the below troubleshooting information.
Spark plug wire disconnected
Faulty spark plug
Engine flooded with fuel
Safety key not inserted in engine ignition
Choke not in START position
Engine Fails to
Start
Fuel incorrect, old or stale, will not ignite
(Engine cranks
over)
Blocked or clogged fuel system or line
Extension cord is not properly attached to electric
starter terminal
No power from power supply, tripped breaker
Engine electric
starter
Extension cord wire gauge is too small, or cord
is too long
will not crank
engine
CHOKE in ON or partial ON position
Fuel incorrect, old or stale
Blocked or clogged fuel system or line
Carburetor is in need of cleaning
Engine runs
Spark plug wire loose
erratic,
Faulty spark plug
stalls or seems
low on
Engine oil over filled
power
Engine oil level low or empty
Drive system
Drive belt loose or damaged
No forward or
reverse drive
movement when
drive handle
Friction drive wheel is worn or damaged
engaged
Friction drive wheel wet or slipping
Causes
14
Remedy
Connect wire to spark plug
Clean, adjust gap, or replace spark plug.
Discontinue choke or primer use, clean or replace spark
plug.
Insert key fully into the switch
Move choke to START position, after engine starts
slowly move to RUN position as engine speed and
operation stabilizes at the set rpm. If engine still does not
start move to half choke and crank engine.
Empty and clean fuel tank & carburetor, refill with fresh,
clean gasoline. (Note: Fuel may become stale after 30
days in some cases)
Clean fuel system or line
Re-insert extension cord into electric starter terminal.
Check power supply extension cord is attached to.
Use proper rated and length extension cord
Move CHOKE lever to RUN
Empty and clean fuel tank & carburetor, refill with
fresh, clean gasoline. (Note: Fuel may become stale
after
30 days in some cases)
Clean fuel system or line
Clean fuel system and carburetor
Connect and tighten spark plug wire
Clean, adjust gap, or replace spark plug, see Engine
Operator's manual
Drain oil to proper level. Oil should not be above the
top 2 threads of LOWER fill plug.
Add oil
Check drive belt tension pulley for damage or
incorrect tension, repair as necessary. Replace drive
belt.
Replace friction drive wheel
Allow snow blower to dry and or warm up or
adjust drive cable tension as necessary.
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