Its on an outdoor oil fired Mistral boiler with a Riello RDB1 burner. The recommended nozzle is Delavan .55/80 degree W
In the Danfoss conversion chart it shows Delavan W alternative as Danfoss B, but in the Riello manual for the burner it shows the alternative as Danfoss type H-S.
Any ideas?!
In the Danfoss conversion chart it shows Delavan W alternative as Danfoss B, but in the Riello manual for the burner it shows the alternative as Danfoss type H-S.
Any ideas?!