Gehl R190, Operator'S Manual

Page: 105 / 130

50950106/AP0313 101
No down pressure on
the bucket.
Float or Hydraglide activated. Turn off float and Hydraglide.
Tilt cylinders malfunctioning.
Malfunctioning relief valve in
main control valve. Contact your dealer.
Contact your dealer.
Bucket drifts down
with tilt control in
neutral.
Oil leaking past tilt cylinder
seals (internal or external). Contact your dealer.
Self-leveling valve
malfunctioning. Contact your dealer.
Leaking hydraulic hoses,
tubes or fittings between
control valve and cylinders. Check oil level in reservoir. If
oil is low, check for external
leaks, repair and add oil.
Bucket will not tilt, lift
arm works properly. Tilt spool in control valve not
actuated or leaking. Check tube connections to
valve.
Lift arm does not
raise, bucket tilt
works properly. Lift spool in control valve not
actuated or leaking. Check tube connections to
valve.
Lift arm does not
maintain raise
position with left
control in NEUTRAL.
Oil leading past lift cylinder
seals (internal or external). Contact your dealer.
Oil leaking past lift spool in
control valve. Contact your dealer.
Self-leveling valve
malfunctioning. Contact your dealer.
Leaking hydraulic hoses,
tubes or fittings between
control valve and cylinders. Inspect hoses and tubes,
tighten fittings as needed.
Replace as needed.
Lift arm will not lower
or raise.
Lift arm support device
engaged. Raise lift arm and remove
support device.
Restraint bar not lowered. Lower restraint bar.
Seat or restraint bar switch
malfunction. Contact your dealer.
Power-A-Tach slow.
Hydraulic oil viscosity too
heavy. Allow longer warm-up time or
replace oil with proper
viscosity oil.
Hydraulic System
Problem Possible Cause Remedy