Answer Michael, For the oven you will need to loosen the orifices approximately 1 1/2 to 2 turns and close the air shutter on the burner to about 1/4 open. As for the regulator you will need to flip the cap from LP to natural. The top assembly you will need to get the orifices Left rear WB28K10022, Right rear and left front WB28K10030, Right front WB28K10029, Read More... Answered by AppliancePartsPros.com | Friday, November 11, 2016