Electrical System Problems; Starting Problems - Toro Reelmaster 3100-D Service Manual

Electrical System Problems

Starting Problems

Troubleshooting:
Remove all the jewelry, especially rings and watches, before doing
any electrical troubleshooting or testing.
For the effective troubleshooting and repairs, you must have a good
understanding of the electrical circuits and components that are used
on this machine; refer to the Electrical Schematics and Wire Harness
Drawings/Diagrams in
Note: If the machine has any interlock switches by-passed, they must be
reconnected for proper troubleshooting and safety.
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.
Engine cranks, but does not start.
CAUTION
Appendix A (page A–1).
Possible Causes
Low battery charge.
Loose or corroded battery cables.
Loose or corroded ground.
Faulty wiring at the starter.
Faulty starter solenoid.
The traction pedal is not in neutral position or
the neutral switch is faulty.
Reel on/off switch is in the ON position or
faulty.
The engine is too hot or the over temperature
shut down relay is faulty.
The battery is dead.
Fuse F1 or F3 is faulty or blown.
Loose or corroded battery or ground cables.
Loose or corroded ground.
Wiring in the crank circuit (see
Schematic (page
damaged.
The key switch faulty.
Starter solenoid wiring loose, corroded or
damaged.
Starter solenoid faulty.
The interlock relay is faulty.
Wiring in the crank circuit (see
Schematic (page
damaged.
Engine run solenoid or fuel pump faulty.
The fuel tank is empty. An engine or fuel
system problem exists.
The glow circuit does not operate properly.
Page 3–6
B Electrical
A–6)) is loose, corroded, or
B Electrical
A–6)) is loose, corroded, or
Reelmaster ® 3100-D/3105-D
20252SL Rev A