User Manual
23
Error
code
Malfunction Cause Solution
E80
Luffing jib system force too
big
Exceed the limitation of
destructive force
Reduce force of luffing system
E81
Top angle and foot angle of
main boom differ too much
Top or foot angle sensor of main
boom defective
Change top or foot angle sensor of
main boom
Top or foot angle sensor cable of
main boom defective
Change top or foot angle sensor
cable of main boom
E82
Top angle and foot angle of
Luffing jib differ too much
Top or foot angle sensor of
Luffing jib defective
Change top or foot angle sensor of
Luffing jib
Top or foot angle sensor cable of
Luffing jib defective
Change top or foot angle sensor
cable of Luffing jib
E83
Main boom force value
exceed limitation of rope
destructive force
Main boom force too big Reduce main boom force
Cable of checking channel
defective
Change channel cable
E84
Wrong rigging condition.
The selected rigging condition is
not contained in the crane data
file.
Select another rigging condition
Check the programming in the
crane data file.
E85
Wrong setting of range
Setting range of computer is too
small (negative deviation)
Check program of crane data file
E88
Main boom position
abnormal at Luffing jib OM
Main boom angle abnormal
Main boom angle luff to allowed
range
cable of main boom angle channel
defective
Change channel cable
E89
Luffing jib angle abnormal
at fixed or Luffing jib OM
Luffing jib angle exceed allowed
range when jib luffing
Luffing jibto allowed range
Wrong measurement of Luffing
jib angle
Check measurement of Luffing jib
angle
E94
No data transfer from
controller to console
CAN-bus abnormal Re-start the system
System data communication
abnormal
Check CAN-bus cable
E98
LMI watch dog open LMI operated overtime
Re-start the system
Connect computer ports and
observe wrong information
EAB
A2B switch short circuit
A2B switch short circuit Change A2B switch
A2B switch cable short circuit Change A2B switch cable
EAC
A2B switch disconnect
A2B switch disconnect Change or connect A2B switch
A2B switch cable disconnect
Change or connect A2B switch
cable
EAD
A2B switch inefficacy
Sensor function fault Change A2B switch
CAN-bus delay Change A2B switch cable