Tag: TL8100 HYDRONIC Thermostat

Honeywell Home TL8100 Programmable HYDRONIC Thermostat INSTALLATION INSTRUCTIONS GUIDELINES TURN OFF POWER TO THE HEATING SYSTEM AT THE MAIN POWER PANEL TO AVOID ELECTRICAL SHOCK. INSTALLATION SHOULD BE CARRIED OUT BY AN ELECTRICIAN. For a new installation, choose a location about 5 ft. (1.5 m) above the floor. The thermostat must be installed on an…