Maintenance
37
WARNING
Before inspecting, cleaning
or servicing the machine,
shut off engine, make sure
that all moving parts have
come to a complete stop,
and disconnect spark plug
wire.
Failure to follow this instruc-
tion could result in personal
injury or property damage.
Engine does not turn over.
Engine turns over but will not start.
Engine starts only after repeated tries.
Engine runs roughly.
Engine stalls in a few seconds.
Engine runs but unit does not move.
Wheel drive always engaged.
Engine stalls when hot.
Engine overheats.
Engine does not shut off.
Blade drive inoperative.
Blade drive always engaged.
Battery not charging (if applicable).
Poor mowing performance.
Blade does not stop when Operator
Presence Control is released.
Excessive vibration.
Engine malfunction (refer to engine manual). ••••• ••• •
Improperly adjusted drive linkage. •• •• • • •
Dirty engine cooling fins or flywheel screen. •
Faulty ignition. ••••• • •
Faulty spark plug. •••• •
Empty fuel tank. ••••
Battery or charging malfunction (if applicable). •• • •
Improperly adjusted or dirty carburetor. •••• •
Improper oil level. ••
Dirty air cleaner element. ••• •
Improperly adjusted choke (if applicable). •••• •
Transmission malfunction. ••
Improperly adjusted drive linkage. •• •• •
Broken, loose or worn belt(s). ••• •••
Dull blade(s). ••
Throttle control out of adjustment. •• •
Blade/brake system out of adjustment. •• •
Blade(s) out of balance. ••
Loose hardware. •• •
Troubleshooting Chart
ATTENTION! This table describes service guidelines only. It does not provide complete service information.
Complete service is available from your authorized mower or engine dealer. Before performing any of the cor-
rections in this table, refer to the appropriate information contained in this Manual or the Engine Owner’s
Manual for the correct safety precautions and operating or maintenance procedures.
Possible cause
Symptom
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