Operation; Normal Display; Display In Standby Mode; Display During Startup/Shutdown - Siemens LMO39 Series Basic Documentation

P
P
Phase Function
Ph1 Undervoltage
Ph2 Fault without lockout
Ph4 Extraneous light on burner startup
Ph10 Home run
OFF Standby
Ph21 Heating up time oil preheater
Ph30 Prepurge time
Ph38 Preignition time
Ph40 Safety time (ignition transformer ON)
Ph42 Safety time (ignition transformer OFF)
Ph74 Postpurge time
oP: P1 Operation stage 1 (fuel valve 1 ON)
oP: P2 Operation stage 2 (fuel valve 1/fuel valve 2 ON)
Building Technologies
14

Operation

14.1

Normal display

Normal display is the standard display in normal operation, representing the highest
menu level. From the normal display, you can change to the info, service or parameter
level.
14.1.1

Display in standby mode

V h min s %
14.1.2

Display during startup/shutdown

14.1.2.1.

Display of program phases

m m /h l l/h %
3 3
14.1.2.2.

List of phase displays

Table 9: List of phase
Basic Documentation LMO39...
14 Operation:
:
:
:
Unit is in standby mode.
:
The unit is in Phase 30. The controller calls for heat. The
bar below the symbol appears. The individual program
phases and controlled components are displayed in
accordance with the program sequence.
:
:
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