my BUDERUS G115 oil fired system is new,9months.It`s a 2 zone.Upper zone, turn on thermostat,burner fires up baseboards get hot.However, lower zone,turn up thermostat,I can hear the burner go through the purge cycle,but does not fire up.There is power to the zone and the circulator operates, but that zone don`t get ignition.Pressed reset,did not help.THANKS for INFO.

COLD COUPLE IN THE CATSKILLS, October 2008

Sounds like zone control not wired in properly what kind of zone control do you have. is the isolated end switch wired to TT on the boiler aquastat?

Keith K, February 2009