Brivis buffalo 85 pilot working but not firing up burners

Michael requested 3 quotes from Heating Professionals in Morang South

have external brivis buffalo 85 unit pilot lights and stays on, however does not fire up burners, unit blows cold air

Gas & Solar Professionals

Installation of wood fire flue
Heater is against outside wall , we have flue, very easy access to...

Brivis Central Heating repair
Flexible ducting has blown off the ends of a junction piece and will need...

Fix central heating,vulcan ducted central heater
our central heating blows out cold air when turned on , at times it takes...