Troubleshooting; Starting Problems - Toro Greensmaster 3250-D 04383 Service Manual

Troubleshooting

Remove all jewelry, especially rings and
watches, before doing any electrical trouble-
shooting or testing. Disconnect the battery
cables unless the test requires battery voltage.

Starting Problems

Problem
Starter solenoid clicks, but starter will not crank
(if solenoid clicks, problem is not in safety interlock
system).
Nothing happens when start attempt is made.
Electrical System (Rev. C)
CAUTION
For effective troubleshooting and repairs, you must
have a good understanding of the electrical circuits and
components used on this machine (see Wiring Sche-
matics section of this chapter).
If the machine has any interlock switches by−passed,
they must be reconnected for proper troubleshooting
and safety.
Possible Causes
Battery charge is low.
Battery cables are loose or corroded.
Battery ground to frame is loose or corroded.
Wiring at starter is faulty.
Starter solenoid is faulty.
Starter mounting bolts are loose or not supplying a
sufficient ground for solenoid.
Starter is faulty and causing an incomplete circuit for
the solenoid.
Relay R4 or R8 has intermittent ground.
Battery is dead.
Wiring to the start circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
Battery cables are loose or corroded.
Battery ground to frame is loose or corroded.
Fuselink 2 is open.
Fuse block is faulty.
10 ampere fuse to the run relay is loose or blown.
Diode D6, safety relay, or start relay is faulty.
15 ampere fuse to the ignition switch is loose or blown.
The ignition switch is faulty.
Starter solenoid is faulty.
High temperature relay, run relay, and/or high
temperature switch are faulty.
Neutral sensor is out of adjustment or faulty.
The ETR solenoid is faulty.
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Greensmaster 3250−D