Siemens LMV36.520A1 Basic Documentation page 233

Error
Diagnostic code
code
19
21
23
65
67
69
71
81
83
85
87
23 #
0
1
2
50 #
51 #
55 #
56 #
57 #
58 #
60 #
1
2
Building Technologies Division
Infrastructure & Citiies Sector
Meaning for the LMV36... system
prevention
Safety loop/burner flange, extraneous light, combustion
pressure – start prevention
Safety loop/burner flange, air pressure, combustion pressure –
start prevention
Safety loop/burner flange, extraneous light, air pressure,
combustion pressure – start prevention
Safety loop/burner flange, POC – start prevention
Safety loop/burner flange, extraneous light, POC – start
prevention
Safety loop/burner flange, air pressure, POC – start prevention
Safety loop/burner flange, extraneous light, air pressure, POC
– start prevention
Safety loop/burner flange, combustion pressure, POC – start
prevention
Safety loop/burner flange, extraneous light, combustion
pressure, POC – start prevention
Safety loop/burner flange, air pressure, combustion pressure,
POC – start prevention
Safety loop/burner flange, extraneous light, air pressure,
combustion pressure, POC – start prevention
Gas pressure switch-min (Pmin) / heavy oil direct start
No minimum gas pressure
Gas shortage – start prevention
Heavy oil direct start
Internal error
Internal error
Internal error
Internal error
Internal error
Internal error
Internal error: No valid heat source
Analog output preset valid – prevention of startup
Analog output preset valid – default output low-fire
Basic documentation LMV36...
30 Error code list
Remedy
Check wiring to see if there is an open-circuit (X5-01)
Check wiring to see if there is an open-circuit (X5-01)
Check wiring to see if there is an open-circuit (X9-04)
Check that the oil is preheated correctly
Make a reset; if error occurs repeatedly, replace the unit
Make a reset; if error occurs repeatedly, replace the unit
Make a reset; if error occurs repeatedly, replace the unit
Make a reset; if error occurs repeatedly, replace the unit
Make a reset; if error occurs repeatedly, replace the unit
Make a reset; if error occurs repeatedly, replace the unit
Check wiring of analog predefined output to see if there is an open-circuit / loose contact
Check wiring of analog predefined output to see if there is an open-circuit / loose contact

Note:
This information is provided in connection with the thermal shock protection
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CC1P7544en
25.09.2013