7.
Slowly extend and retract the boom extensions to their end position at least twice.
a.
If your crane is equipped with JIB, extend and retract the 2nd boom extensions with the
JIB pointing almost vertically upwards and downwards.
b.
Slowly extend and retract the JIB extensions to their end position at least twice.
8.
Slowly operate each hydraulically operated add-on equipment such as hoist, grapple, pallet
fork, etc. to their end position at least two times.
9.
Check the oil level in the tank and top up if necessary.
8.8. Troubleshooting
8.8.1. 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 Interface 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 where the
crane is mounted.
Fuse for all
components
controlled by the relay
box.
Hydraulic main control valve,
stabiliser leg warning lamp,
Remote control, User Interface,
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
Interface, MUX box. Truck
warning interface.
10 A
Located inside the
standard box (2).
Maintenance and Service
HIAB L-HiPro 145/165/195/235
109