Great Plains 8-10m Press Range SN 12672+ Operator Manual - Manual (Page 42)

8-10m Press Range
Operating Instructions
42
6. Faults & Remedies
6. Faults and Remedies
8-10m Press Range Troubleshooting
Fault Possible cause Remedy
Taps on tilt cylinders closed Open taps on tilt cylinders
Machine will not lift from
work to transport position
Power to limit/tilt switch is left
on
Turn off power to limit/tilt switch
Hyd. hose has detatched
from tractor
Turn off tractor, depressurize
hydraulics and reattach hose
Trace pressure present in
wheel cylinder circuit
Operate wheel cylinder circuit so
that axle cross beam is raised
fully
Catcher arms are up and
holding wings in
Operate wing hydraulics in
opposite direction then open
taps on catcher circuit
Pressure is higher than relief
pressure setting
Ensure machine is on level, even
ground. If the tractor is facing
down a slope the required
pressure to fold is greatly
increased. If this does not work
consult Simba or your dealer for
instructions how to increase the
wing pressure relief setting.
Wing cylinders not fully
extended
Tilt the machine forward and
pressure wing cylinders out fully
Out-Rigger wheels carrying
too much weight
Roll machine onto rear roll and
adjsut the shim setting on Out-
Rigger wheels
Pressure in wing circuit too
low
Adjsut wing tip pressure setting
No weight being carried on
transport wheels
Adjust the height of the transport
wheels to carry more drawbar
weight
Wing tips riding out /
light. Middle of machine
low.
Cannot unfold wings