Toro 3550-D Lawn Mower User Manual


 
Reelmaster 3550−D Page 5 − 15 Electrical System
Starting Problems (continued)
Problem Possible Causes
The engine cranks, but does not start. The fuel tank is empty.
Wiring in the engine crank circuit is loose, corroded or
damaged (see electrical schematic in Chapter 9 −
Foldout Drawings in this manual).
The fuel filter is plugged.
The engine and/or fuel may be too cold.
The fusible link to the engine run solenoid pull coil is
faulty.
The engine run solenoid or circuit wiring is faulty.
The engine fuel pump or circuit wiring is faulty.
The engine glow plug circuit does not operate properly
(see below).
The engine or fuel system is malfunctioning (see
Chapter 3 − Kubota Diesel Engine).
The engine glow plug circuit does not operate properly. Wiring in the engine glow circuit is loose, corroded or
damaged (see electrical schematic in Chapter 9 −
Foldout Drawings in this manual).
One (or more) of the engine glow plugs is faulty.
Fuse(s) is (are) faulty.
The fusible link harness at the engine starter motor is
faulty.
The glow relay is faulty.
The TEC Controller is faulty.
The engine cranks (but should not):
with the traction pedal in FORWARD or
REVERSE.
with the operator’s seat UNOCCUPIED and
the parking brake DISENGAGED.
with the reel enable/disable switch in the
ENABLE (up) position.
with the joystick in the RAISE or LOWER
position.
The neutral switch is out of adjustment or faulty.
The neutral switch circuit wiring is faulty.
The seat switch or seat switch circuit wiring is faulty.
The brake switch is out of adjustment or faulty.
The brake switch circuit wiring is faulty.
The reel enable/disable switch or reel enable/disable
switch circuit wiring is faulty.
The joystick raise or lower switch is faulty.
The joystick raise or lower switch circuit wiring is faulty.
The TEC Controller is faulty.
The engine starts, but stops when the ignition switch is
released from the START position.
The engine fuel stop solenoid hold coil circuit wiring is
faulty.
The ignition switch is faulty.
Electrical
System