Greensmaster 3300/3400Page 6 -- 20Electrical System
Cutting Unit Operating Problems
Problem Possible Causes
Cutting units run (but should not) when raised. Mow switch is faulty or out of adjustment.
A hydraulic problem exists (see Chapter 5 -- Hydraulic
System).
The TEC Controller is faulty.
Cutting units do not run when lowered with the
functional control lever in the MOW position.
Wiring to run/mow/backlap circuit components is loose,
corroded or damaged (see electrical schematic in
Chapter 10 -- Foldout Drawings).
Fuse or fuse block is faulty.
Mow switch is out of adjustment.
Mow switch or circuit wiring is faulty.
Mow control manifold solenoid coil PRV or circuit
wiring is faulty.
A hydraulic problem exists (see Chapter 5 -- Hydraulic
System).
The TEC Controller is faulty.
Cutting units will not raise. Wiring to raise circuit components is loose, corroded or
damaged (see electrical schematic in Chapter 10 --
Foldout Drawings).
Fuse or fuse block is faulty.
Raise switch in joystick assembly is faulty.
Lift manifold solenoid valve coil(s) (S1, S3 and/or S4)
or circuit wiring is faulty.
A hydraulic problem exists (see Chapter 5 -- Hydraulic
System).
The TEC Controller is faulty.
Cutting units will not lower. Wiring to lower circuit components is loose, corroded
or damaged (see electrical schematic in Chapter 10 --
Foldout Drawings).
Fuse or fuse block is faulty.
Lower switch in joystick assembly is faulty.
Lift manifold solenoid valve coil(s) (S1, S2, S3 and/or
S4) or circuit wiring is faulty.
A hydraulic problem exists (see Chapter 5 -- Hydraulic
System).
The TEC Controller is faulty.
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