Troubleshooting - Toro Reelmaster 4500–D Service Manual

Troubleshooting

Remove all jewelry, especially rings and
watches, before doing
troubleshooting or testing. Disconnect the
battery cables unless the test requires battery
voltage.
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.
Reelmaster 4500–D
CAUTION
any electrical
Page 5 – 15
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
Low battery charge.
Loose or corroded battery cables.
Loose or corroded ground.
Faulty wiring at starter.
Faulty starter solenoid.
Battery is dead.
Loose or corroded battery cables.
Loose or corroded ground.
Parking brake is off.
Mow – backlap lever is engaged.
Circuit breaker open.
Traction (brake) switch (SW2) out of adjustment or
faulty.
Traction (brake) switch (SW2) wiring loose, corroded
or damaged.
Reel drive neutral switch faulty.
Reel drive neutral switch wiring loose, corroded or
damaged.
Key switch faulty.
Key switch wiring loose, corroded or damaged.
Starter solenoid wiring loose, corroded or damaged.
Starter solenoid faulty.
Electrical System