Error
code
Diagnostic code
Meaning for the LMV37.4... system
Remedy
134
#
Internal error EEPROM access – Request synchronization
Make a reset, repeat last parameterization / check. If error occurs
repeatedly,
replace the unit
135
#
Internal error EEPROM access – Request synchronization
Make a reset, repeat last parameterization / check. If error occurs
repeatedly,
replace the unit
136
#
Restore
1
Restore started
Restore of a backup has been started (no error)
New devices require resetting following restore!
for further diagnostic codes for error code 136, refer to error code
137
For measures, refer to error code 137
137
#
Internal error – backup / restore
157 (-99)
Restore – ok, but backup < data set of current system
Restore successful, but backup data set is smaller than in the cur
rent system
239 (-17)
Backup – storage of backup in AZL2... faulty
Make reset and repeat backup
240 (-16)
Restore – no backup in AZL2...
No backup in AZL2...
241 (-15)
Restore – interruption concerning unpassable ASN
The Backup has a unpassable ASN and may not restore of the unit
242 (-14)
Backup – backup made is inconsistent
Backup is faulty and cannot be transferred back
243 (-13)
Backup – data comparison between µCs faulty
Repeat reset and backup
244 (-12)
Backup data are incompatible
Backup data are incompatible with the current software version,
restore not
possible
245 (-11)
Access error to parameter Restore_Complete
Repeat reset and backup
246 (-10)
Restore – timeout when storing in EEPROM
Repeat reset and backup
247 (-9)
Data received are inconsistent
Backup data set invalid, restore not possible
248 (-8)
Restore cannot at present be made
Repeat reset and backup
249 (-7)
Restore – abortion due to unsuitable burner identification
Backup has an unsuitable burner identification and must not be t
ransferred to
the unit
250 (-6)
Backup – CRC of one page is not correct
Backup data set invalid, restore not possible
251 (-5)
Backup – burner identification is not defined
Define burner identification and repeat backup
252 (-4)
After restore, pages still on ABORT
Repeat reset and backup
253 (-3)
Restore cannot at present be made
Repeat reset and backup
254 (-2)
Abortion due to transmission error
Repeat reset and backup
255 (-1)
Abortion due to timeout during restore
Make a reset, check the connections and repeat the backup
146
#
Timeout building automation interface
Refer to User Documentation Modbus (A7541)
1
Modbus timeout
150
#
TÜV test
1 (-1)
Invalid phase
TÜV test may only be started in phase 60 (operation)
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