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Building Technologies Division Basic documentation LMV36... CC1P7544en
Infrastructure & Citiies Sector 30 Error code list 25.09.2013
Error
code
Diagnostic code Meaning for the LMV36... system Remedy
241 (-15) Restore – abortion due to unsuitable product no. (ASN) Backup has an unsuitable product no. (ASN) and must not be restored
242 (-14) Backup – backup made is inconsistent Backup is faulty and cannot be transferred back
243 (-13) Backup – data comparison between µCs faulty Reset and repeat 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 Reset and repeat backup
246 (-10) Restore – timeout when storing in EEPROM Reset and repeat backup
247 (-9) Data received are inconsistent Backup data record invalid, restore not possible
248 (-8) Restore cannot at present be made Reset and repeat backup
249 (-7) Restore – abortion due to unsuitable burner identification Backup has an unsuitable burner identification and must not be transferred to the unit
250 (-6) Backup – CRC of one page is not correct Backup data record 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 Reset and repeat backup
253 (-3) Restore cannot at present be made Reset and repeat backup
254 (-2) Abortion due to transmission error Reset and repeat backup
255 (-1) Abortion due to timeout during backup / restore
Make a reset, check the connections and repeat backup / restore
In case of repeated backup timeout, the AZL2... does not yet support backup functionality
146 # Timeout building automation interface
Refer to Modbus User Documentation (A7541)
1 Modbus timeout
2 reserved
150 # TÜV test
1 (-1) Invalid phase TÜV test may only be started in phase 60 (operation)
2 (-2) TÜV test default output too low TÜV test default output must not be smaller than the lower output limit
3 (-3) TÜV test default output too high TÜV test default output must not be greater than the upper output limit
4 (-4) Manual interruption No error: Manual abortion of TÜV test by user
5 (-5) TÜV test timeout
No loss of flame after shutdown of fuel valves
1. Check to see if there is extraneous light
2. Check wiring to see if there is a short-circuit
Check to see if valve is leaking
165 # Internal error
166
0 Internal error watchdog reset
167 # Manual locking
Unit has been manually locked (no error)
1 Manual locking by contact
2 Manual locking by AZL2...
3 Manual locking by PC software
8
Manual locking by the AZL2...
Timeout / communication breakdown
During a curve adjustment via the AZL2..., the timeout for menu operation has elapsed (setting via
parameter 127), or communication between the LMV36... and the AZL2... has broken down
9 Manual locking by the PC software During a curve adjustment via the ACS410, communication between the LMV36... and the ACS410
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