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10. Activating program
stops in different
program phases
Menu level 1
Params & Display
11. Checking and
presetting the actuators
positions for gas ignition
Menu level 1
Params & Display
12. Manual startup
Menu level 1
ManualOperation
5921
8.1.2 Settings for gas-fired operation
The next steps explain how the fuel / air ratio control system is to be set.
Specific curves are required for each type of fuel.
Activate a program stop when startup shall be stopped to set the special positions.
Prepurging
Ignition position
Interval 1
Interval 2
Postpurging
Menu level 2
Menu level 3
RatioControl
ProgramStop
Activate a program stop in phase 24.
The unit is supplied with presettings for the parameters «home position, prepurge and
postpurge position». These positions should be checked and adapted if required, either
now or during the following program stops.
The ignition positions are not predefined. In this section, a valid setting must be made
or, otherwise, burner startup is not possible.
Menu level 2
Menu level 3
RatioControl
GasSettings
Example:
Gas actuator: 32.5°
To start the burner, select «Autom/Manual/Off» and «BurnerOn».
Menu level 2
Menu level 3
Autom/Manual/Off
If startup shall be watched, press simultaneously selection buttons «<» and «>» to
switch the display to «Normal operation».
Phases 24 - 34
Phase 36
Phase 44
Phase 52
Phases 72 - 78
Menu level 4
deactivated
24PrePurgP
32PreP FGR
36IgnitPos
44Interv1
52Interv2
72PostPPos
76PostPFGR
Menu level 4
Menu level 5
SpecialPositions
IgnitionPos
Air actuator: 25.6°
Menu level 4
36
Menu level 5
Menu level 6
Menu level 6
IgnitionPosGas
IgnitionPosAir
IgnitionPosAux
IgnitionPosAux2
IgnitionPosAux3
IgnitionPosVSD
Menu level 5
Menu level 6
Only
LMV52...
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