Thermostat Only Has 2 Wires April 22, 2019 SOLVED: How to replace an old 2. How to replace an old 2-wire t-stat-- both wires red & unmarked I am trying to replace an old 2-wire thermostat - Heating & Cooling question www.fixya.com How To Rewire A Light Switch2 Way Selector SwitchTrailer Light Connector TypesHow To Install A Ceiling Fan Without Existing FixtureHoneywell Thermostat C WireCpu Connection DiagramFan Circuit ConnectionSwitch Box Wiring
