Toro Groundsmaster 7210, Руководство по обслуживанию

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Starting Problems (continued)
The engine cranks, but does not start. • The fuel tank is empty.
• The wiring in the engine crank circuit is loose,
corroded, or damaged; refer to the Electrical
Schematics in Appendix A—Foldout Drawings.
• The fuel filter is plugged.
• The engine and/or fuel can be too cold.
• The circuit wiring is damaged.
• The engine fuel pump or circuit
wiring is damaged.
• The engine glow circuit does not
operate properly.
• The engine or fuel system is malfunctioning;
refer to
Chapter 3: Diesel Engine (page 3–1) .
The glow plug circuit does not operate properly. • The wiring in the engine glow circuit is loose,
corroded, or damaged; refer to the Electrical
Schematics in Appendix A—Foldout Drawings.
• The engine glow plug(s) is(are) damaged.
• The glow relay is damaged.
• The fusible link harness at the
engine starter motor is damaged.
• The fuses F1, F2, F3, and/or F4
are/is damaged.
The engine cranks, but should not, when
the PTO switch is in the O
N
(up) position.
• The PTO switch or circuit wiring is damaged.
• The Standard Control Module is damaged.
The engine starts, but stops when the key
switch is released from the S
TART
position.
• The circuit wiring is damaged.
• The key switch is damaged.
General Run and Transport Problems
Problem
Possible Causes
The engine continues to run, but
should not, when the key switch
is turned to the O
FF
position.
• The batteries are discharged.
• The battery cables are loose or corroded.
• The fuse F1 (15 A) to the key switch
is damaged.
• The key switch or circuit wiring is damaged.
The engine shuts off during the operation, but
it is able to start again.
Note: If the excessive coolant temperature
causes the engine to shutdown, the operator
can start the engine by moving the machine
to a short distance. After starting the
engine in this condition, the engine runs for
approximately 10 seconds before it shuts off
again.
• The parking brake is engaged.
• The operator is raising from the seat
(the seat switch not fully pressed).
• The seat switch or circuit wiring is damaged.
• The key switch or circuit wiring is damaged.
• The machine is operated on
a slope with a low fuel level.
• The parking brake sensor or circuit
wiring is damaged.
Groundsmaster 7210 Page 5–17 Electrical System: Troubleshooting
16222SL Rev C