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17
FAULT
CAUSE
ACTION
The backhoe digger arm is unable
to lift or swing
•
Low oil level
•
Swing speed limitation valve
is closed or not connected
properly
•
Broken hydraulic hose
•
The arm joint is blocked
•
Defective/sub-standard
cylinder
•
Fill with oil Hydraulic tank capacity: 25L
•
Open/connect the valve
•
Check the system for leakages
•
Remove objects blocking the joint
•
Replace cylinder
Backhoe digger lifts/turns
sluggishly
•
Oil is cold
•
Tractor RPMs too low
•
Leaking cylinders
•
Dirty oil filter
•
Clogged/defective valve
•
Wait until the oil reaches the correct
temperature
•
Increase speed
•
Replace cylinder gaskets
•
Clean or replace
•
Check valves, replace if necessary
Oil overheating
•
Dirty oil
•
Inlet filter clogged
•
Safety valve incorrectly set
•
Engine runs too fast
•
Erratic driving, resulting in
excessive oil flow on valves
•
Defective oil line
•
Wrong oil type for hot weather
•
Change the oil and oil filter
•
Cleaning the filter element
•
Adjust the valve
•
Reduce speed
•
Learn to drive correctly and more smoothly
•
Replace broken cables
•
Use recommended oil
Grease points
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