Troubleshooting Guide - Craftsman 900.370520 Operator's Manual

TROUBLESHOOTING GUIDE
PROBLEM SOLUTION
Mower doesn't run when switch
lever Is activated.
Motor stops while mowing.
Mower runs but cutting perfor-
mance Is unsatisfactory, o r does
not cut your entire lawn.
Mower is too hard to push.
Mower is abnormally noisy and
vibrates.
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Check to make sure safety key has been
installed and Is fully seated.
Remove safety key, turn mower over and
check that blade is free to turn.
Has battery been fully charged? Plug in
charger and wait for green light to come on.
Remove Safety Key. Turn mower over and
check that blade is free to turn.
Raise cutting height of wheels to highest
position and start mower.
Has battery been fully charged? Plug in
charger and wait for green light to come on.
Circuit breaker may have tripped. It resets
automatically. Re-set time could be as long
as 1 minute. Slow down or raise cut height.
Has battery been fully charged? Plug in
charger and wait for green light to come on.
Remove Safety Key. Turn mower over and
check:
*Blade for sharpness
*Deck and discharge chute for clogging.
Wheel height adjustment may be set too low
for grass condition. Raise cuttingheight,
Raise cutting height to reduce deck drag on
grass. Check each wheel for free rotation.
Remove Safety Key. Turn mower on side
and check blade to ensure It has not been
bent or damaged. If blade is damaged,
replace with a Craftsman replacement
blade, If the underside of the deck is dam-
aged
return mower to a Sears Service
Center.
If there is no visible damage to the blade
and the mower still vibrates, return the
mower to a Sears Service Center.