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Check the wiring:
CAUTION DO NOT jump across the gas valve or relay to test the
thermostat. This will destroy the thermostat and void the warranty.
Heating Only Model: (UT1001)
1: Turn on power to the heating system.
2: Adjust the temperature setting on the thermostat to 6
the room temperature. The heating system should turn on. The fan
may take a few minutes to turn on depending on the delay built into
the furnace.
5: Adjust the temperature setting of the thermostat 6
the room temperature. The heating system should turn off. The fan
may have a delay before it turns off.
Cooling Only Model: (UT3001)
1: Turn on power to the Air conditioning system.
2: Place the Cool/Off switch to the Cool position.
3: Adjust the temperature setting on the thermostat to 6
the room temperature. The A/C system should turn on. There may be
a short delay (typically 20 seconds) before the fan will turn on.
4: Adjust the temperature setting of the thermostat 6
the room temperature. The A/C system should turn off. The fan may
have a delay before it turns off.
Heating & Cooling Model: (UT8001)
1: Turn on power to the heating/cooling system.
2: Place Heat/Off/Cool switch to the Heat position.
3: Adjust the temperature setting on the thermostat to 6
the room temperature. The heating system should turn on. The fan
may take a few minutes to turn on depending on the delay built into
the furnace.
4: Adjust the temperature setting of the thermostat 6
the room temperature. The heating system should turn off. The fan
may have a delay before it turns off.
Caution: To avoid damage to the air conditioner, do not operate if the
outside temperature is below 50 degrees. Please refer to the
recommendations of the air conditioner's manufacturer.
5: Place the Heat/Off/Cool switch to the Cool position.
6: Adjust the temperature setting on the thermostat to 6
the room temperature. The A/C system should turn on. There may be
a short delay (typically 20 seconds) before the fan will turn on.
7: Adjust the temperature setting of the thermostat 6
the room temperature. The A/C system should turn off. The fan may
have a delay before it turns off.
Wiring Diagrams:
Columbus Electric Division of TPI, PO Box 4973, Johnson City, TN 37602: Tel 800-251-7828, Fax 423-477-0545:
to 8
F above
o
o
to 8
F below
o
o
to 8
F below
o
o
o
to 8
o
F above
to 8
F above
o
o
o
to 8
o
F below
to 8
F below
o
o
o
to 8
o
F above
REV120303
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