2
INDEX
MICROPROCESSOR CONTROLLED SYSTEM............................................................................................................................ 6
User interface.................................................................................................................................................................................. 6
Parameters level (heating engineer)............................................................................................................................................... 8
Setting menu................................................................................................................................................................................... 9
Block 000: Internal Parameter ...................................................................................................................................................... 10
Block 100: General information..................................................................................................................................................... 10
Block 200: Burner control............................................................................................................................................................... 13
Block 400: Setting air/fuel ratio curves.......................................................................................................................................... 25
Block 500: Air/fuel ratio control ..................................................................................................................................................... 26
Block 600: Actuators ..................................................................................................................................................................... 28
Block 700: Error history................................................................................................................................................................. 31
Block 900: Process data ............................................................................................................................................................... 32
Actuators references..................................................................................................................................................................... 33
Gas proving system ...................................................................................................................................................................... 33
Air-fuel curve points ...................................................................................................................................................................... 33
COMMISSIONING THE BURNER................................................................................................................................................ 34
Warm setting................................................................................................................................................................................. 38
Cold setting ................................................................................................................................................................................... 39
BURNER STARTUP WITH LMV2x ALREADY PROGRAMMED ................................................................................................. 40
Reset / manual lockout ................................................................................................................................................................. 42
Timeout for menu operation.......................................................................................................................................................... 42
Entering the Parameter levels ....................................................................................................................................................... 43
Info level........................................................................................................................................................................................ 44
Service level .................................................................................................................................................................................. 46
PHASES LIST ............................................................................................................................................................................... 47
BACKUP PARAMETER WITH AZL2x .......................................................................................................................................... 48
RESTORE PARAMETER FROM AZL2x TO LMV.. ...................................................................................................................... 49
WIRING DIAGRAM....................................................................................................................................................................... 65
Wiring connection for LMV20........................................................................................................................................................ 65
Wiring variants for LMV27............................................................................................................................................................. 66
Wiring variants for LMV26............................................................................................................................................................. 67
Wiring variants for LMV37............................................................................................................................................................. 68
Summary of Contents for RX92R
Page 49: ...Service manual AZL2x LMV2x 3x Burner Management System M12916CD Rev 3 4 03 2023...
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