Systems are usually either milivolt (.75 volts) or 24 volts AC.
Links:
Gas Fireplace Repair - How to Test Your Thermopile Generator | My Gas Fireplace Repair
How to Test a Thermostat | HomeTips
How to Test Whether a Thermostat Is Sending a Signal | Home Guides | SF Gate
Thermostat Home Furnace Troubleshooting-Step By Step Guide W/VIDEOS
Return to Home and Garden
last updated 2 Oct 2009
|