5-4
F-894-0919
TROUBLESHOOTING GUIDE
Depth stop contracts limit valve
does not close off flow.
•
Clean check valve.
•
Replace check valve.
Machine will raise by not lower.
Check limit valve and manifold for
correct plumbing.
Wheel bearing failure.
Seals not properly installed.
Triple lip seal should be installed
with lips points outward away from
the hub.
Draft comp pressure goes to 3000
psi during maintenance
adjustment.
Draft comp maintenance is hooked
up in reverse at the tractor.
Reverse the couplers at the tractor.
Tractor circuit is flooding the draft
comp circuit.
Turn the flow down at the tractor for
the draft comp circuit to <20%.
Draft comp pressure stays too
low during maintenance
adjustment.
Manual by-pass valve is open.
Close by-pass valve by rotating
clock-wise to stop.
PROBLEM
PROBABLE CAUSE
SOLUTION