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Greensmaster 3150Page 5 -- 10Electrical System
Cutting Unit Operating Problems (Continued)
Problem Possible Causes
Cutting units will not lower. Wiring to lower circuit components is loose, corroded
or damaged (see Electrical Schematic and Circuit
Diagrams in Chapter 9 -- Foldout Drawings).
Fuse block o r fuse is faulty.
Diode D2 is open.
Raise switch is faulty.
Lower switch is faulty.
Joystick relay (K3) is faulty.
Lower relay (K5) is faulty.
6 second delay timer is faulty.
Solenoid coil S2 or S4 is faulty.