Haulotte Group HA120PX, Maintenance Book

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4000599070 E11.16 USA / GB
HA120PX
D
- Diagnosis assistance
Rapide
proportional
movements
Speeds are not correctly adjusted
Have the speeds adjusted by a qualified HAULOTTE
Services® technician
Sudden driving
movement
Ramp generator out of order
Have a qualified technician adjust the ramp
generator HAULOTTE Services®
Buzzer in operation
Tilt or slope exceeding the authorised
limit
Lower the arm and boom
Do not exceed the authorised limit Section G 1-Main
characteristics
Platform overload indicator
Remove some weight
Do not exceed the authorised limit Section G 1-Main
characteristics
Hydraulic oil temperature too high Allow to cool down
No driving
Earthing fault or open circuit on a travel
solenoid valve Look for the faulty solenoid valve
Contact HAULOTTE Services®
Faulty joystick Replace the joystick
Fault on YV25 or YV21A or YV21B
Look for the faulty solenoid valve
Contact HAULOTTE Services®
Turntable controls
do not work
(ground control
box)
Ground control box selector key set to
platform control box
Turn the ground control box selector key to ground control box
The turntable 'Enable Switch's' validaton
button is not activated or is activated for
over 10 s without any movement taking
place (Option)
Pressure should only be maintained on the button during
movement
Problem Probable cause Solution