General Run And Transport Problems - Toro Groundsmaster 4000-D Service Manual

General Run and Transport Problems

NOTE: Check InfoCenter Display for possible operator
advisories or faults whenever diagnosing machine elec-
trical problems.
Problem
Engine continues to run, but should not, when the
ignition switch is turned off.
Machine continues to run without an InfoCenter
Advisory, but should not, when the traction pedal is
depressed with no operator in the seat.
Engine stops during operation, but is able to restart.
NOTE: Excessive engine coolant temperature will
cause the cutting decks to be disengaged and can lead
to engine shutdown. If excessive coolant temperature
causes engine shutdown, the operator can restart the en-
gine to allow the machine to be moved a short distance.
After a restart in this condition, the engine will run for
approximately ten (10) seconds before the engine shuts
down again.
Battery does not charge.
Electrical System
Possible Causes
The ignition switch or circuit wiring is faulty.
The alternator circuit is faulty (machines with 80 Amp
alternator)
The engine or fuel system is malfunctioning (see
Yanmar Service Manual).
The seat switch or circuit wiring is faulty.
Traction pedal position sensor is out of adjustment.
Traction pedal position sensor or circuit wiring is faulty.
The operator is lifting off the seat switch while mowing.
The seat switch or circuit wiring is faulty.
The ignition switch or circuit wiring is faulty.
The engine coolant temperature is excessive.
Machine is being operated on a slope with a low fuel
level.
The engine or fuel system is malfunctioning (see
Yanmar Service Manual).
Loose, corroded or broken wire(s) exist in charging
circuit.
The engine alternator belt is out of adjustment.
The battery is faulty.
The alternator is faulty.
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