8.6. Troubleshooting
8.6.1. Main fuses
If the microprocessor detects a fault, this must be rectified immediately.
Fault
Probable
cause
Action
The control system does not work
at all.
The indicator light next to On/Off
button on the user panel is not lit,
even if you push On/Off.
Defective
fuses.
1. Replace faulty fuses in the:
- vehicle
- standard box
- relay box
(See Description, Components,
Fuse, Location)
2. Check all the cable connections.
Description
Components
Fuse
Location
System main fuse
Relay Box, Standard Box, Oil
Cooler
40 A
Located on the
vehicle, were the
crane is mounted.
Fuse for all
components controlled
by the relay box.
Hydraulic main control valve,
stabiliser leg warning lamp,
Remote control, user panel,
MUX box. Truck warning
interface, Work lights.
15 A
Located inside the
relay box (1).
Fuse for all
components
connected to the
standard box.
Hydraulic main control valve,
stabiliser leg warning lamp, user
panel, MUX box. Truck warning
interface.
10 A
Located inside the
standard box (2).
Maintenance and Service
104
HIAB K-HiPro 285-425 X4