Lamtec BT300 BurnerTronic, Manual

Page: 143 / 254

142
6 Operating Control and Displays
Fig. 6-61 Stage 1 adjustment
9. Set the operating point of the first stage and save the point.
10. Set the two switching points ’1

2’ and ’2

1’ in the fields on the right.
The switching points must be above the first stage, otherwise they are not stored.
11. Use the cursor to move the red-yellow dot to the 2
nd
stage.
The valve for the 2
nd
stage remains closed.
12. Use the cursor to move the red-yellow dot to the switch-over point from the 1
st
stage to the
2
nd
stage (in this case: 420 digit).
– Check whether the flame burns stably up to the switch-over point.
Adjust the switch-over point if necessary.
– If the switch-over point is exceeded, the valve is switched on for the 2
nd
stage.
Fig. 6-62 Switching point adjustment