Lamtec BT300 BurnerTronic, Быстрая справка

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5 Operating Control and Displays
NOTICE
Pre-purge starts as soon as damper reaches pre-purge position and - if you use a VSM - the
last but one point of fuel/air ratio curve is passed.
NOTICE
The second to last channel’s position must be lower than the position of the last curve point.
Set duration of the post-purge
NOTICE
Both values are identical – Confirm with .
The values are different – Cancel with .