PDA

View Full Version : How does a spill switch work on a heating boiler


PLUMBSPAN
Jun 24, 2011, 06:17 AM
How does a spill switch operate on a heating boiler?

parttime
Jun 24, 2011, 08:17 AM
Flue Gas Spill Switches: Guide to Furnace or Boiler Flue Gas Spill Switches on gas fired boilers, furnaces, water heaters - Purpose, Inspection, Repair Troubleshooting Guide (http://www.inspectapedia.com/heat/SpillSwitches.htm)

This should help.