Toro 07385H Operator's Manual page 31

Troubleshooting the Hydraulic Control
•
Difficulty in connecting or disconnecting quick couplers.
The pressure not relieved (the quick coupler is under
pressure).
•
The power steering is turning with great difficulty or it
is not turning at all.
– The hydraulic-fluid level is low.
– The hydraulic-fluid temperature is hot.
– The pump is not operating.
•
There are hydraulic leaks.
– The fittings are loose.
– The fitting is missing the o-ring.
•
An attachment does not function.
– The quick couplers are not fully engaged.
– The quick couplers are interchanged.
•
There is a squealing noise.
– Remove the valve left in the On detent position
causing hydraulic fluid to flow over the relief valve.
– The belt is loose.
•
The engine will not start.
The hydraulic lever is locked in forward position
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