Posted by Harold Kestenholz - Hydronic Network on November 07, 2001 at 13:07:13:
In Reply to: Flame Failure on Vaillant 282 posted by David Westwell on November 07, 2001 at 06:35:42:
There are a number of causes: improper water flow, coated sensor, board problem, interior coating. Even if the cause is guessed right from here, you still need a qualified rapairman.