Cutting Unit Operating Problems (Gm 3000-D) - Toro Groundsmaster 3000 Service Manual

General Run and Transport Problems
Problem
Engine kills when the traction pedal is positioned to
either forward or reverse.
Battery does not charge.
Cutting Unit Operating Problems
Problem
Cutting unit do not engage.
Cutting unit does not lift.
Cutting unit does not lower.
Groundsmaster 3000/3000–D
(GM 3000–D)
Possible Causes
Operator is sitting too far forward on the seat (seat
switch not depressed).
Wiring to seat and shutdown delay circuits (see Wiring
Schematics) is loose, corroded, or damaged.
7.5 ampere fuse, seat switch, or seat relay is faulty.
Diode (D1) or shutdown delay relay is faulty.
20 ampere fuse to seat relay is open.
Wiring to the charging circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
Voltage regulator/alternator is faulty.
80 ampere fuse is open.
Battery is dead.
(GM 3000–D)
Possible Causes
Wiring to PTO circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
PTO switch, relay, or coil is faulty.
Wiring to lift/xbal circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
Lift/xbal switch or solenoid is faulty.
The hydraulic system is malfunctioning.
Wiring to float/hold circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
Float/hold switch or solenoid is faulty.
Hydraulic solenoid valve is malfunctioning.
Page 6 – 7 Rev. A
Electrical System