Hej Dave VanHorn. Tack fšr ditt meddelande 00:54 991231  enligt nedan:
> > What is the difference between heaters and appliances that use
> > propane versus natural gas ??  different orifices ??
>
>That's usually it.  I had some NG appliances converted to propane when we
>moved into the backwoods a few years ago, and all they did was replace the
>orifice to a different size.  You definitely want to get the right one
>though!
>
>Most appliance makers have conversion kits that are pretty cheap. 

Also check the pressure! Different systems (in different countries, manufactiurers...) use different pressure, so be sure to select the orifices for correct gas, and most important, the right pressure!

/Morgan