Troubleshooting
Problem
Correction
Cause
8-2 August 2014 C2 Contour Air Drill
Machine not operating
straight.
Lack of penetration.
Openers wearing unevenly
Wing lifting too slowly.
Wings not lowering.
One wing will lift, other will
not.
Oil accumulation.
Uneven opener depth.
Openers worn.
System pressure too low.
Tire tracks.
Front row always wears more
than the others.
Tractor hydraulic pressure.
Hydraulic breakaways.
Hose restriction.
Transport valve in locked position.
Assembly.
Restriction in line.
Internal cylinder leak.
Damaged seal.
Loose fittings.
Scored cylinder shaft will damage
shaft seal.
Normal.
Refer to Operation Section on depth adjustment.
Check tire pressure.
Replacement necessary.
Refer to Operation Section on setting maximum
system pressure.
Replace worn openers.
Repair pump. Pressure relief valve needs resetting.
Foreign material or sticking.
Check compatibility.
Cylinder linkage binding.
Place opener valve into unlocked position.
Hoses reversed at cylinder.
Clean.
Repair cylinder.
Replace seals.
Tighten hose and pipe connections.
Replace.
Slight seepage from seal is normal.
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