Operation Problems - Toro Groundsmaster 300 Series Service Manual

Operation Problems

Condition
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Engine continues to run (but
should not) when traction pedal is
depressed with no operator on
seat.
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Engine kills when traction pedal
is depressed or PTO is engaged.
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Battery does not charge.
®
Groundsmaster 300 Series
Possible Cause
Seat switch plunger depressed
with no operator on seat.
Seat switch faulty or out of
adjustment.
Operator sitting too far forward on
seat (seat switch not depressed).
Seat hinge, support pin or spring
binding, preventing seat switch
from closing.
Seat switch is faulty or out of
adjustment.
Seat switch wiring loose, corroded
or damaged.
Loose, corroded or damaged
wire(s).
Faulty alternator.
Dead battery.
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Correction
Check for seat support spring
that is broken, missing or stuck in
down position.
Check for binding seat pivot
hinge.
Check for waterlogged seat.
Test seat switch. Adjust or
replace if faulty.
Instruct operator.
Repair seat pivot and support.
Test seat switch. Adjust or
replace if faulty.
Repair wiring.
Repair wiring.
Check alternator belt tension.
Test alternator and replace if
faulty.
Charge battery. Replace battery if
it will not hold a charge.
Troubleshooting
(Groundsmaster 322-D/325-D)