Low propane at furnace
With a U-tube manometer I have measured 11" WC at the propane regulator output. When I fire up the furnace the WC drops to just about 10.5". When I measure at the furnace, at the post-valve gauge ou...
Forum Discussion
Static w/c should be 11.5. You should NOT see a drop below 11 inches when an appliance is running. 6 inches at the furnace is strange. Regardless, IF you have to adjust a LP regulator that has been in use for years, it is BEST to replace the LP regulator. This is because a Regulator can get a weak spring/diaphragm and you can never get the W/C to stay on target as it will hunt and surge up and down. Doug
