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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 com-
plete service information. Complete service
is available from your local White Outdoor
Dealer. Before performing any of the cor-
rections in this table, refer to the appropri-
ate information contained in this Manual or
the Engine Owner’s Manual for the correct
safety precautions and operating or mainte-
nance procedures.
Possible cause
Symptom
Section 5: Maintenance
WARNING Before inspecting, cleaning or servicing the unit, shut off engine, wait for all parts to come
to a complete stop, disconnect spark plug wire and move wire away from spark plug. Remove ignition
key on electric start models. Failure to follow these instructions can result in serious personal injury or
property damage.