INSTRUCTION MANUAL - Virtasenkauppa.fi
INSTRUCTION MANUAL - Virtasenkauppa.fi
INSTRUCTION MANUAL - Virtasenkauppa.fi
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External hydraulic<br />
fluid leakage<br />
Loose hydraulic connection<br />
Defective hydraulic hose, tube<br />
line, adapter <strong>fi</strong>tting or adapter<br />
<strong>fi</strong>tting o-ring<br />
Control valve o-rings defective<br />
Tighten loose connections<br />
Check for origin of oil leak and replace<br />
defective part.<br />
Replace defective o-rings<br />
Hydraulic pump<br />
capacity inadequate<br />
Control valve spool or body<br />
damaged or worn<br />
Cylinder rod packing set<br />
leakage<br />
Cold hydraulic fluid<br />
Engine RPM too slow<br />
Replace control valve<br />
Check cylinders for leakage.<br />
Repair as needed<br />
Allow hydraulic fluid to warm up to operating<br />
temperature<br />
Increase engine RPM’s<br />
Low hydraulic fluid supply<br />
Hydraulic hose restriction<br />
Hydraulic pump defective<br />
Refer to tractor operator’s manual for service<br />
recommendations.<br />
Check for evidence of restriction in hydraulic<br />
hoses<br />
Refer to tractor operator’s manual for<br />
recommended service procedures. Replace<br />
hydraulic pump if determined to be defective.<br />
Cylinder rod bent<br />
when cylinders<br />
extended<br />
Excessive shock load on<br />
cylinders during transport<br />
Replace defective parts. Review and observe<br />
proper and safe operational practices<br />
WARNING<br />
Do not try to repair or <strong>fi</strong>x damaged hose.
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