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Greensmaster 3150 Page 5 -- 9 Electrical System
Cutting Unit Operating Problems
Problem Possible Causes
Cutting units run (but should not) when raised. Joystick relay (K3) is faulty.
Mow relay (K4) is faulty.
Mow switch is out of adjustment or faulty.
A hydraulic problem exists (s ee Chapter 4 -- Hydraulic
System).
Cutting units do not run when lowered with the
functional control lever in the MOW position.
Wiring to run/mow/backlap circuits components is
loose, corroded or damaged (see Electrical Schematic
and Circuit Diagrams in Chapter 9 -- Foldout
Drawings).
Fuse block or fuse is faulty.
Solenoid coil S1R1 is faulty.
Mow switch and/or mow relay (K4) is faulty.
Raise or lower switch and/or joystick relay (K3) is
faulty.
A hydraulic problem exists (s ee Chapter 4 -- Hydraulic
System).
Cutting units will not raise. Wiring to raise circuit components is loose, corroded or
damaged (see Electrical Schematic and Circuit
Diagrams in Chapter 9 -- Foldout Drawings).
Fuse block or fuse is faulty.
DiodeD3isopen.
Raise switch is faulty.
Raise relay (K6) is faulty.
Solenoid coil S3 and/or S2 is faulty.
A hydraulic problem exists (s ee Chapter 4 -- Hydraulic
System).
Electrical
System