Pto Circuit Problems - Toro Groundsmaster 360 Service Manual

PTO Circuit Problems

Problem
The cutting deck blades do not turn.
The cutting deck blade(s) turn too slowly.
The PTO does not stop when disengaged.
Groundsmaster 360
16225SL Rev C
• There is a mechanical problem with the cutting deck; refer
to Chapter 7: Cutting Deck (page
• An electrical problem exists that prevents the PTO from
engaging; refer to Chapter 5: Electrical System (page
• The engine coolant temperature is high.
• The PTO solenoid valve is stuck or damaged (not shifting).
• The charge pump is damaged (the traction charge circuit
is also affected).
• The PTO relief valve is damaged.
• The engine speed is too low.
• There is a mechanical problem with the cutting deck; refer
to Chapter 7: Cutting Deck (page
• The transmission PTO clutch is worn or damaged.
• The PTO relief valve is damaged.
• An electrical problem exists that prevents the PTO from
disengaging; refer to
5–1).
• The transmission solenoid valve is stuck or damaged.
• The transmission PTO brake friction plates are worn or
damaged.
• The machine is equipped with attachment that includes an
over-running clutch.
Page 4–37
Possible Causes
7–1).
7–1).
Chapter 5: Electrical System (page
Hydraulic System: Troubleshooting
5–1).