TROUBLESHOOTING
Engine has low power Possible cause Correction
Check ground speed. Fast ground speed Mow at slower ground
when mowing tall grass speed.
puts excessive load on
Check mower deck
height.
Check mower deck.
Check air cleaner.
?%‘b% mower deck
height for grass puts
excessive load on
engine.
Mower deck clogged
with grass.
Dirty or clogged air
filter(s) make engine
run poorly.
Raise height of mower
deck.
Clear mower deck of
clogs.
Clean and replace air
filter(s) as needed.
Check spark plug.
Check engine cooling.
Check spark arrester
(optional part).
Spark plug cap off. Make sure spark plug
cap is connected.
Improper electrode gap Verify the spark plug is
or deposits on gap. free of deposits and has
proper gap.
Cooling air intake path Inspect the cooling air
and engine fan intake path and engine
obstructed. fan; clear away any
grass or obstructions.
Optional spark arrester Examine spark arrester,
clogged or dirty. and make sure it is
clean and free of any
deposits or
obstructions.
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