Toro 30603 Lawn Mower User Manual


 
Groundsmaster 4000--D/4010--DPage 5 -- 20Electrical System
General Run and Transport Problems
NOTE: Check InfoCenter Display for possible operator
advisories or faults whenever diagnosing machine elec-
trical problems.
Problem
Possible Causes
Engine continues to run, but should not, when the
ignition switch is turned off.
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).
Machine continues to run without an InfoCenter
Advisory, but sh ould not, when the traction pedal is
depressed with no operator in t he seat.
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.
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 engineshutdown, theoperatorcanrestarttheen-
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.
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).
Battery does not charge. 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.