55
ISSUE
CAUSE
CORRECTIVE ACTION
The electric motor stops
suddenly during operation.
Power failure.
The emergency stop button was
pressed accidentally.
Electric motor thermal overload
relay (F1) in the connection box
has gone off.
Connection fault in mains or
12 V wiring.
Lower the booms by using the
emergency lowering. Check that
there is current in the mains.
Release all emergency stop
buttons.
Wait for approx. 2 min. and
start the motor
–
the relay will
return to
the ‘
ON
’ position
automatically.
Check the voltage and wiring.
Movements do not work even
though the combustion engine /
electric motor is running.
Failure in the hydraulic system
–
e.g., hydraulic pump broken.
Overload on the platform.
Check hydraulic pressure.
If there is no pressure, check the
functioning of the hydraulic
pump safety valve.
Remove the excess load.
The combustion engine /
electric motor stops when the
booms are lifted from the
transport support.
Outriggers are not correctly
positioned in the support
position
–
the green indicator
lamp is not lit.
Lower the booms down to
transport supports with
emergency lowering, restart the
combustion engine / electric
motor and deploy the outriggers
properly.
The boom comes down on its
own.
Dirt in the load control valve or
a defective valve
Dirt in the emergency lowering
valve or a defective valve
The emergency lowering valve
does not react to the control
button.
Lift cylinder seals are faulty.
Clean valve with compressed
air, and if that does not help,
change the valve.
Clean valve with compressed
air, and if that does not help,
change the valve.
Inspect the emergency lowering
fuse. If it is in good condition,
check whether the emergency
lowering valve has come loose.
Change the cylinder seals.
Содержание 135 NEO
Страница 1: ...Operator and Service manual Version 7 2020 July 2020 ...
Страница 9: ...9 Main dimensions Figure 2 135 NEO Main dimensions side Figure 3 135 NEO main dimensions rear ...
Страница 10: ...10 Reach diagram and support dimensions Figure 4 Reach diagram Figure 5 Support dimensions ...
Страница 59: ...59 Figure 37 Load control of the platform Figure 38 Boom position monitoring ...
Страница 60: ...60 Figure 39 Platform levelling monitoring Figure 40 Outrigger monitoring ...
Страница 61: ...61 Figure 41 Transport position monitoring Figure 42 Prevention of drive function ...
Страница 62: ...62 Figure 43 Selection of the platform control position Figure 44 Selection of the lower control position ...
Страница 63: ...63 Figure 45 Selection of the remote control position Figure 46 Platform emergency stop button override ...
Страница 64: ...64 Figure 47 Platform load monitoring override Figure 48 Override of Safety Functions ...