Siemens LMV5 Series Basic Documentation page 204

Error Diagnostic Device
code code
44 02 BU
44 03 BU
44 04 BU
44 05 BU
44 06 BU
44 07 BU
44 08 BU
44 09 BU
44 0A BU
45 - BU
46 # BU
46 01 BU
46 02 BU
46 03 BU
46 04 BU
46 05 BU
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Siemens Building Technologies Basic Documentation LMV51...
HVAC Products 15 Addendum 1: List of fault status messages of LMV51... system
Display
Air Press Switch connected but APS connected but deactivated
deactivated
FCC / FGR – APS connected but FCC / FGR – APS connected but
deactivated deactivated
Gas Pressure min connected but GP-Min connected but deactivated
deactivated
Gas Pressure max connected GP-Max connected but deactivated
but deactivated
Oil Pressure min connected but OP-Min connected but deactivated
deactivated
Oil Pressure max connected but OP-Max connected but deactivated
deactivated
Start Signal Oil connected but Start signal oil connected but deactivated
deactivated
HO Start connected but HO start connected but deactivated
deactivated
Start Signal Gas connected but Start signal gas connected but deactivated
deactivated
Locked by SLT Shutdown via SLT test
Programstop active Program stop was activated. System has
stopped at the parameterized position
Programstop active Program stop "STOP_DR_PREP" in
Phase 24 active
Programstop active Program stop "STOP_PREP2" in Phase
32 active
Programstop active Program stop "STOP_DR_IGN" in Phase
36 active
Programstop active Program stop "STOP_INTERV1" in Phase
44 active
Programstop active Program stop "STOP_INTERV2" in Phase
52 active
Meaning for the LMV5x system Troubleshooting
SLT was activated and safety shutdown was triggered
(usually via the SLT)
Deactivate the program stop if no longer required
CC1P7550en
01.10.2003