<strong>Yahoo Message Number: 116621</strong>I have a CO 45XL Hurricane Furnace in our coach. So, it heats the domestic water and hydronic heat for our coach (circulates heat via 1" hose).<br/><br/>The attached photo shows the main master panel in the coach - to identify 2 switches: First upper left is the central heat control. This (I believe) turns on the Hurricane and allows it to burn the...