Toro Multi Pro 5800 Service Manual page 63

Machine travels too far before stop-
ping when the traction pedal is re-
leased.
Traction power is lost or machine will
not operate in either direction.
Steering is inoperative or sluggish.
Rotating the steering wheel turns
machine in the wrong direction.
Spray pump hydraulic motor does
not rotate.
Multi Pro 5800
Traction linkage is binding or out of adjustment.
Traction pedal does not return to neutral position when pedal is re-
leased.
Charge pressure is low.
Piston (traction) pump servo control valve orifices are plugged or da-
maged.
Piston pump manual servo control assembly is damaged.
Brakes are engaged or sticking.
Traction control linkage is damaged or disconnected.
Oil level in reservoir is low.
Piston pump by--pass valve is open or damaged.
Charge pressure is low.
Traction circuit pressure is low.
Rear wheel motor couplers are damaged.
Engine speed is too low.
Steering cylinder is binding.
Oil level in reservoir is low.
Check valve in steering control valve is sticking, worn or damaged.
Relief valve in gear pump is faulty.
Steering control valve is worn or damaged.
Steering cylinder leaks internally.
Rear gear pump section is worn or damaged (boom lift circuit af-
fected as well).
Hoses to the steering cylinder are reversed.
Steering cylinder has internal leak.
Pump switch is not in engaged position.
Pump control manifold solenoid coil (PV) or circuit wiring has elec-
trical problem (see Chapter 5 -- Electrical System).
Pump control manifold solenoid valve (PV) is sticking or damaged.
Spray pump hydraulic motor is worn or damaged.
Front gear pump section is worn or damaged.
Page 4 - - 25 Hydraulic System