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Building Technologies Basic Documentation LMV27... CC1P7541en
28 Error code list (of all LMV2 / LMV3 types) 17.12.2018
Error
code
Diagnostic code Meaning for the LMV27 Recommended measures or causes
9 Ignition transformer
10 Fuel valve V1
11 Fuel valve V2
12 Fuel valve V3
13 Reset
108 # Internal error contact request Make a reset; if error occurs repeatedly, replace the LMV27
0 Pressure switch min
1 Pressure switch max / POC
2 Pressure switch valve proving
3 Air pressure
4 Load controller open
5 Load controller on/off
6 Load controller close
7 Safety loop / Burner flange
8 Safety valve
9 Ignition transformer
10 Fuel valve V1
11 Fuel valve V2
12 Fuel valve V3
13 Reset
110 # Internal error voltage monitor test Make a reset; if error occurs repeatedly, replace the LMV27
111 # Mains undervoltage
Mains voltage to low
Conversion factor diagnostic code
voltage value (120 V: 0.843 / 230 V: 1,683)
112
0 Mains voltage recovery
Error code for triggering a reset on power restoration (no error)
113 # Internal error mains voltage supervision Make a reset; if error occurs repeatedly, replace the LMV27
115 # Internal error system counter
116
0 Designed lifecycle exceeded (250,000 startups)
Warning threshold has been reached. The LMV27 should be replaced
117
0
Life time exceeded
Operation no longer allowed
Switch-off threshold has been reached
120
0 Interrupt limitation fuel counter input
Too many disturbance pulses at the fuel meters input
Improve EMC
121 # Internal error EEPROM access
Make a reset, repeat last parameterization / check. Restore the parameter set, if error occurs
repeatedly, replace the LMV27
122 # Internal error EEPROM access
Make a reset, repeat last parameterization / check. Restore the parameter set, if error occurs
repeatedly, replace the LMV27
123 # Internal error EEPROM access
Make a reset, repeat last parameterization / check. Restore the parameter set, if error occurs
repeatedly, replace the LMV27