Toro 3000D Lawn Mower User Manual


 
Troubleshooting (Groundsmaster 3000–D)
CAUTION
Remove all especially rings and
watches, before doing any electrical trouble-
cables unless the test requires battery voltage.
jewelry,
shooting or testing. Disconnect the battery
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.
Starting Problems
Problem Possible Causes
Starter solenoid clicks, but starter will not crank
(if solenoid clicks, the problem is not with the Ignition
module or its inputs).
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 causing incomplete circuit for solenoid.
Nothing happens when a start attempt is made. Wiring to start circuits (see Wiring Schematics) is
loose, corroded, or damaged.
Battery is dead.
20 ampere fuse to start relay or 10 ampere fuse to
ignition switch is blown.
Neutral switch is faulty or traction pedal is depressed.
Ignition switch is faulty.
Start relay is faulty.
Starter is faulty.
Engine cranks, but does not fire. Wiring to start circuits (see Wiring Schematics) is
loose, corroded, or damaged.
Ignition switch is faulty.
A high temperature condition exists, high temperature
switch is shorted, or the high temperature relay is
faulty.
Fuel stop solenoid is faulty.
Preheating unit or components inputing into it are
faulty.
Engine or fuel system is malfunctioning (see Chapter 4
– Peugeot Diesel Engine).
Electrical System
Page 6 – 6
Groundsmaster 3000/3000–D