Before you start
CAUTION:
•
Installation must be carried out by a certified electrician and must comply with national and local
electrical codes.
•
To prevent severe shock or electrocution, always cut the power at the service panel before working
with wiring.
•
Use this thermostat for resistive loads only.
•
Do NOT install the thermostat in an area where it can be exposed to water or rain.
•
Avoid locations where there are air drafts (top of staircase, air outlet), dead air spots (behind a
door), direct sunlight or concealed chimney or stove pipes.
•
For a new installation, choose a location about 5 ft. (1.5 m) above the floor.
•
Install the thermostat on an inside wall facing the heating system.
•
Install the thermostat onto an electrical box.
•
Use special CO/ALR solderless connectors if you connect the thermostat to aluminum wires.
•
Keep the thermostat's top and bottom air vents (openings) clean and unobstructed at all times.
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TL8230A1003