Multi Pro 5800Page 6 − 30Electrical System
Troubleshooting
CAUTION
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.
Use the following table to assist in troubleshooting trac-
tion unit specific issues. A similar table discussing spray
system issues can be found in the specific Spray Sys-
tem chapters of this manual.
Check the InfoCenter Display for any advisories or faults
that may appear. Use the InfoCenter Display Diagnos-
tics feature to help identify the problem (see InfoCenter
Display − Diagnostics Screen in this chapter).
For effective troubleshooting and repairs, you must
have a good understanding of the electrical circuits and
components used on this machine (see Electrical Sche-
matics in Chapter 11 − Foldout Drawings).
If the machine has any interlock switches by−passed,
they must be reconnected for proper troubleshooting
and safety.
Starting Problems
Problem Possible Causes
Nothing happens when start attempt is made. Battery cables are loose or corroded
Battery ground cable to frame is loose or corroded
Battery is discharged or faulty
Fuse (FB3 7−8 − 30 amp) is faulty
Wiring to start circuit components is loose, corroded or
damaged (see Chapter 11 − Foldout Drawings)
Seat switch and/or break pedal switch or circuit wiring
is faulty
Neutral switch is out of adjustment or faulty
Spray pump enable switch or circuit wiring is faulty
Clean rinse kit pump switches or circuit wiring is faulty
(machines with clean rinse kit installed)
Ignition switch or circuit wiring is faulty
Starter solenoid or circuit wiring is faulty
Start relay or circuit wiring is faulty (Diesel engine only)
Engine coolant temperature exceeds 240F (116C)
(Gasoline engine only)
Engine intake air temperature exceeds 190F (88C)
(Gasoline engine only)
Starter solenoid clicks, but starter will not crank
(if solenoid clicks, problem is not in safety interlock
system).
Battery charge is low.
Battery cables (including ground cable to frame) are
loose or corroded at battery, frame and/or at starter
Starter, starter solenoid, or circuit wiring is faulty
Starter mounting bolts are loose or not supplying a
sufficient ground for solenoid operation
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