Cutting Deck Operating Problems - Toro Groundsmaster 4300-D Service Manual

Cutting Deck Operating Problems

Groundsmaster ® 4300-D
16226SL Rev C
Problem
The cutting decks remain engaged, but should
not, with no operator in the seat.
The cutting decks run, but should not, when
raised. The cutting decks shut off with the
PTO switch.
The cutting decks run, but should not, when
raised. The cutting decks do not shut off with
the PTO switch.
None of the cutting decks operate. Cutting
decks are able to raise and lower.
Note: For cutting deck operation, the operator
seat needs to be occupied, mow speed limiter
needs to be in M position, decks need to
OW
be fully lowered, and the PTO switch needs to
be engaged.
The cutting decks run, but should not, when
lowered with joystick and the PTO switch in
the O position.
FF
The front cutting decks do not operate. The
rear cutting decks operate. The cutting decks
are able to raise and lower.
The rear cutting decks do not operate. The
front cutting decks operate. The cutting decks
are able to raise and lower.
Possible Causes
• The seat switch or circuit wiring is damaged.
• The TEC is damaged.
• A hydraulic problem in the cutting deck circuit
exists; refer to
• The TEC is damaged.
• The PTO switch or circuit wiring is damaged.
• A hydraulic problem in the cutting deck circuit
exists; refer to
• The TEC is damaged.
• The PTO switch is in the O
• High coolant temperature has disabled the
cutting decks.
• The seat switch or circuit wiring is damaged.
• The PTO switch or circuit wiring is damaged.
• The mow/transport switch or circuit wiring is
damaged.
• The circuit wiring to the deck control manifold
solenoids may be damaged.
• A hydraulic problem in the cutting deck circuit
exists; refer to
• The TEC is damaged.
• The PTO switch or circuit wiring is damaged.
• The TEC is damaged.
• The deck control manifold PRV2 solenoid coil
or circuit wiring is damaged.
• A hydraulic problem in the front mow circuit
exists; refer to
• The TEC is damaged.
• The deck control manifold PRV1 solenoid coil
or circuit wiring is damaged.
• A hydraulic problem in the rear mow circuit
exists; refer to
• The TEC is damaged.
Page 5–37
Troubleshooting (page 4–39).
Troubleshooting (page 4–39).
position.
FF
Troubleshooting (page 4–39).
Troubleshooting (page 4–39).
Troubleshooting (page 4–39).
Electrical System: Troubleshooting