Troubleshooting
For effective troubleshooting and repairs, you must
have a good understanding of the electrical circuits and
components used on this machine (see Chapter 8 −
Electrical Diagrams).
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.
If the machine has any interlock switches by−passed,
they must be reconnected for proper troubleshooting
and safety.
NOTE: Use the Standard Control Module input and out-
put LED’s when troubleshooting a Groundsmaster
3505−D
electrical problem.
Starting Problems
Problem
Possible Causes
Starter solenoid clicks, but starter will not crank
(if solenoid clicks, problem is not in safety interlock
system).
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.
Engine cranks, but does not start.
Fuel tank empty.
Engine run solenoid is faulty (Groundsmaster 3280−D).
Glow plugs are faulty (Groundsmaster 3280−D).
Engine and/or fuel may be too cold.
Engine or fuel system is malfunctioning (see Chapter
3
− Engine or Chapter − Diesel Engine).
Standard Control Module is faulty.
Engine cranks (but should not) with the traction pedal
out of the neutral position.
Traction neutral switch is out of adjustment or faulty.
Traction neutral switch wiring is faulty.
Electrical System
Page 6 − 4
Groundsmaster 3280−D/3320
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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