Keystone RV Forums - View Single Post - Airxcel mechanical freeze valve on tankless water heater

ChuckS · 11-22-2020, 04:40 AM

The Suburban IW60 has freeze protection ... if it’s hooked to 12 volts and propane on.

However... if not and you didn’t open the IW60 drain and drain residual water out the freeze protection valve will freeze and crack

Pic of freeze protection valve and explanation of freeze protection circuit

11-22-2020, 04:40 AM	#7
ChuckS Senior Member Join Date: Mar 2014 Location: Mountain Home, Idaho Posts: 3,013	The Suburban IW60 has freeze protection ... if it’s hooked to 12 volts and propane on. However... if not and you didn’t open the IW60 drain and drain residual water out the freeze protection valve will freeze and crack Pic of freeze protection valve and explanation of freeze protection circuit Attached Thumbnails __________________ 2007 GMC Classic club cab 4x4 Duramax LBZ 2014 Alpine 3010 RE. 34 foot fifth wheel