78
917387/BP0310
Hydraulic cylinder
action is slow for lift
and/or tilt functions.
Low engine speed.
Operate engine at higher
speed.
Hydraulic oil viscosity too
heavy.
Allow longer warm-up or
replace with proper viscosity
oil.
Hydraulic oil level low.
Check oil level in reservoir. If
oil is low, check for an
external leak. Repair and add
oil.
Hydraulic oil leaking past
cylinder piston seals.
Contact your dealer.
Worn pump.
Contact your dealer.
Solenoid valve
malfunctioning or one of the
two cartridges on solenoid
valve is malfunctioning.
Check electrical connections
to pilot solenoid and repair
connections as needed. If
solenoid valve is still not
functioning properly, contact
your dealer.
Bucket does not level
on the lift cycle.
Self-leveling valve
misadjusted or
malfunctioning.
Contact your dealer.
Jerky lift arm and
bucket action.
Seat or restraint bar switch
malfunctioning.
Contact your dealer.
Air in hydraulic system.
Cycle/lift and tilt cylinders to
maximum stroke and
maintain pressure for short
time to clear air from system.
Oil in hydraulic reservoir low.
Check and add oil.
No down pressure on
the bucket.
Float or Hydroglide activated.
Turn off float and Hydroglide.
Tilt cylinders malfunctioning.
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 is
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.
Hydraulic System
Problem
Possible Cause
Remedy
Содержание V270
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Страница 100: ...96 917345 AP0608 ...