
Troubleshooting - 71
TROUBLESHOOTING
Electrical (Continued)
Symptom:
Possible Cause:
The PTO does not engage.
A blown fuse.
A faulty seat switch (operator must be on seat).
A faulty PTO switch.
PTO belt failure.
The PTO clutch air gap is out of adjustment.
A faulty clutch.
Hydraulic
Symptom:
Possible Cause:
The front attachment does not lift.
The hydraulic oil level is low.
An excessive load on the front lift.
The hydraulic oil suction filter is plugged.
A faulty hydraulic lift cylinder.
The pump charge pressure is low.
Missing hardware on the lift cylinder.
Missing hardware on the SDLA lever links.
Steering is difficult.
The hydraulic oil level is low.
The hydraulic oil suction filter is plugged.
A faulty steering cylinder.
The pump charge pressure is low.
An excessive load on the hydraulic system.
Excessive noise in the hydraulic system.
The hydraulic oil level is low.
The hydraulic oil suction filter is plugged.
Incorrect oil used in the hydraulic system.
Cold weather - allow the power unit to warm up.
The hydraulic system overheats.
The circuit breaker for the hydraulic cooling fan is tripped.
The hydraulic cooler is dirty/plugged .
A faulty hydraulic cooling fan temperature sender.
A faulty hydraulic cooling fan.
The hydraulic system is overstressed (using high range instead of low
range for heavy work loads).
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