Lamtec ETAMATIC OEM - 7 O2 Trim; 7.1 O2 Trim Fault Handling; 7.2 Air Deficiency Failure; 7.3 Reset O2 Errors

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6 Commissioning
6.7 How to switch the Display
By programming unit:
Via customer interface:
With faults the display is automatically switched (see chapter 7.1 What happens if a fault oc-
curs in the O
2
trim?).
press F4 to change the display from status of the fuel/air ratio control to O
2
value (if acti-
vated) and to flame intensity (if activated).
If neither O
2
trim, nor integrated Flame scanner is active, F4 has no function.
With this key you may switch between display of fuel/air ratio, O
2
value (if activated)
and flame intensity.
You also call the numbers of operating hours.