Operator’s Manual 
20 
8. TROUBLESHOOTING 
There are 2 different kinds of errors: system or operation. When an error occurs, this means the system 
has a fault. The description and code of errors will appear on the screen. 
 
The following Error Code Table gives a brief description of Error Codes elimination.   
 
Error 
Code 
Error Cause  Elimination 
E01 
 
Fallen below radius 
range or angle range 
exceeded 
 
 
 
  Fallen below the minimum 
radius or gone past the 
maximum angle specified in 
the respective load chart due 
to luffing up the boom too far 
  Luff down the boom to a 
radius or angle specified in the 
load chart.   
E02 
Radius range 
exceeded or fallen 
below angle range 
  Gone past the maximum 
radius or fallen below the 
minimum angle specified in 
the respective load chart due 
to luffing down the boom too 
far 
  Luff up the boom to a radius 
or angle specified in the load 
chart. 
E04 
 
Operating mode not 
acknowledged or non 
permitted slewing 
zone 
  A non existing operating mode 
has been selected 
 
  Set the correct operating mode 
for the operating state in 
question 
 
E05 
 
Main boom length not 
available 
 
 
  A non existing main boom 
length has been selected 
 
  Set the correct main boom 
length for the operating state 
in question 
 
E06 
Radius range 
exceeded or fallen 
below angle range 
with luffing jib 
operation 
  Maximum radius as specified 
in the load chart exceeded or 
fallen below minimum angle 
due to luffing down the luffing 
jib too far 
 
  Luff the jib to a radius or 
angle specified in the load 
chart.  
E07 
Overload relais check 
 
 
 
 
 
 
  relais = overload active and 
CU input 20 = on 
  relais = no overload and CU 
input 20 = off 
  check cable to overload relais 
and CU input 20 
  check relais 
 
 
 
 
The errors showed on the table are part of the possible errors of an LMI system. The Elimination on the 
table only gives the operator some basic guidelines of solving the problems. If the errors cannot be 
solved by following the instruction in the table, please contact our service team: 
Tel: +86-400-887-9936 
Fax: +86-516-87793971 
Email: infoecs@hirschmann-js.com
 
CAUTION