Kellfri 26-LW20, Руководство пользователя

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17
Table of contents
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