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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
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
diagnostic code indicates the input where the problem occurred
106 # 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
107 # 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
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