Toro 3505D Lawn Mower User Manual


 
Groundsmaster 3505--DPage 5 -- 6Electrical System
Cutting Deck Operating Problems
The cutting units will not run with the mow/transport
slide in MOW and the PTO switch in ENGAGE.
Wiring to the cutting unit drive circuit ( see Electrical
Diagrams -- Chapter 8) is loose, corroded or damaged.
The solenoid coil (R1) on the hydraulic manifold is
faulty.
The PTO switch is faulty.
The mow/transport slide is faulty or misadjusted.
Engine temperature is excessive (high temperature
warning switch closed).
High temperature warning switch or circuit wiring is
faulty.
The standard control module is faulty.
Hydraulic solenoid valve R1 is faulty (see Chapter 4--
Hydraulic System).
There is insufficient hydraulic oil pressure to turn the
cutting units (see Troubleshooting in Chapter 4--
Hydraulic System).