TH131
Before you start
• 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.
• This thermostat should be connected on a circuit equipped with a
fuse or a circuit breaker. It must be installed on a certified electrical
box.
• Do NOT install the thermostat in an area where it can be exposed
to water or rain.
• Install the thermostat on an inside wall facing the heating system.
• Avoid locations where there are air drafts (top of staircase, air
outlet), dead air spots (behind a door), direct sunlight or concealed
chimneys or stove pipes.
• For a new installation, choose a location about 1.5 m (5 ft) above
the floor.
• Keep the thermostat's top and bottom air vents (openings) clean
and unobstructed at all times.
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