Troubleshooting; Troubleshooting; Starting Problems - Toro Sand Pro 2020 Service Manual

Troubleshooting

Remove all jewelry,
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.
Sand Pro 2020/3020/5020
CAUTION
especially rings and
Page 5 – 7
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.
Battery is dead.
Wiring to the starting circuitry (see Wiring Schematics)
components is loose, corroded, or damaged.
Battery cables are loose or corroded.
Battery ground to frame is loose or corroded.
20 ampere fuse is open, loose, or missing.
Fusible link to starter solenoid is open (SP 5020 only).
Fuse block is faulty.
Ignition switch is faulty.
Starter solenoid is faulty.
Neutral switch is out of adjustment or faulty.
Electrical Systems