Toro groundsmaster 3240-d Operator's Manual page 63

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TROUBLE SHOOTING
PROBLEM
Differential lock non
operational.
Hydraulic oil system
overheating.
Incorrect brake
operation.
TROUBLE SHOOTING
Continued.
POSSIBLE CAUSE
Defective switch.
Defective solenoid
valve.
Defective wiring.
Blocked radiator screen.
Blocked oil cooler matrix.
Blocked engine radiator matrix.
Low relief valve setting.
Low oil level.
Brakes engaged.
Defective fan or fan drive.
Faulty wheel motor brake
assembly.
Worn brake discs.
REMEDY
Check switch and
replace if necessary.
Service or replace
solenoid valve.
Check wiring/connections as
necessary.
Clean screen.
Clean oil cooler matrix.
Clean matrix.
Have relief valve cleaned and
pressure checked. Consult
your Toro dealer.
Fill reservoir to
correct level.
Disengage brakes.
Check fan operation
and service as required.
Consult your Toro dealer.
Replace brake discs.
Consult your Toro dealer.
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