Travel System; Direction System - Haulotte COMPACT 8 Operating And Maintenance Instructions Manual

6.2 -

TRAVEL SYSTEM

ANOMALY
No movement when the
switch is in the travel
position and
manipulator on the
platform control box is
operated.
The machine runs away
downhill.
6.3 -

DIRECTION SYSTEM

ANOMALY
No movement when the
manipulator is operated.
Hydraulic pump noisy.
Cavitation of the hydraulic
pump. (Vacuum in
pump due to a lack of oil).
Overheating of
hydraulic circuit.
The system works in an
irregular manner.
50
VERIFICATION
the
VERIFICATION
The hydraulic oil takes on
the a cloudy appearance,
becomes opaque
goes white. (presence of
bubbles).
the
Operating and maintenance instructions - COMPACT 8, 8W, 10N, 10, 12
PROBABLE CAUSE
• Manipulator is not wor-
king.
• Lack of oil in the hydrau-
lic circuit.
• Cut the drive mode
(Compact 12)
• Balancing valve incor-
rectly adjusted or is not
working properly.
PROBABLE CAUSE
• Lack of oil in the hy-
draulic circuit.
• The control manipu-
lator is not working.
• Lack of oil in the re-
servoir.
• Oil viscosity too high
and
• Oil viscosity too high.
• Lack of hydraulic oil
in the reservoir.
• The hydraulic oil is
not at an optimum
operating temperatu-
re.
SOLUTION
• Repair or replace the
manipulator (After-Sa-
les Department).
• Top up with oil as ne-
cessary.
• lower the platform
• Adjust or replace the ba-
lancing valve (After-Sa-
les Department).
SOLUTION
• Top up with oil as ne-
cessary.
• Replace the manipu-
lator (After-Sales De-
partment).
• Top up with oil as ne-
cessary.
• Drain the circuit and
replace with the re-
commended oil.
• Drain the circuit and
replace with the re-
commended oil.
• Top up with oil as ne-
cessary.
• Do several move-
ments without a load
so that the oil can
warm up.