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Electrical System
Sand Pro & Infield Pro 3040/5040
Troubleshooting
CAUTION
Remove all jewelry, especially rings and
watches, before doing any electrical testing or
troubleshooting.
For effective troubleshooting and repairs, there must be
a good understanding of the electrical circuits and com-
ponents used on this machine (see Electrical Schemat-
ics and Circuit Diagrams in Chapter 7 – Electrical
Diagrams).
NOTE: See the Briggs and Stratton Repair Manual at
the end of Chapter 3 – Engine for troubleshooting of en-
gine electrical components.
If the machine has any interlock switches by–passed,
they must be reconnected for proper troubleshooting
and safety.
Starting Problems
Problem Possible Causes
Starter solenoid clicks, but starter will not crank
(if starter solenoid clicks, problem is not in safety
interlock system).
Battery is discharged or faulty.
Battery cables are loose or corroded.
Ground connection to frame is loose or corroded.
Cable connection at starter is faulty.
Starter solenoid is faulty.
Starter motor mounting bolts are loose or not supplying
a sufficient ground for starter operation.
Engine starter motor is faulty.
Nothing happens when start attempt is made. Traction pedal not in neutral position.
Traction neutral switch is out of adjustment or faulty.
Battery is discharged or faulty.
Battery cables are loose or corroded.
Wiring to starting circuitry components is loose,
corroded or damaged (see Wiring Schematics in
Chapter 7 – Electrical Diagrams).
Ground connection to frame is loose or corroded.
Fuse F1 (15 amp) is open, loose or missing.
Fuse F2 (10 amp) is open, loose or missing.
Start relay is faulty.
Fusible link to starter solenoid is open.
Fuse block is faulty.
Ignition switch is faulty.
Starter solenoid is faulty.
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