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To Test Thermostat
WARNING: DO NOT SHORT (JUMPER) ACROSS TERMINALS OF GAS
VALVE OR SYSTEM CONTROL TO TEST OPERATION. THIS WILL
DAMAGE THE THERMOSTAT AND VOID YOUR WARRANTY.
CAUTION: DO NOT SWITCH SYSTEM TO COOL IF THE TEMPERATURE
IS BELOW 50°F (10°C). THIS CAN DAMAGE THE AIR
CONDITIONING SYSTEM AND CAUSE PERSONAL INJURY.
1. Place the HEAT-OFF-COOL switch into the
COOL position. The will be displayed.
2. Press the button until the temperature
setting is at least 3 degrees below the room
temperature. The air conditioning system
should turn on within a few seconds.
NOTE: ONCE THE THERMOSTAT TURNS OFF WHEN IN THE COOL MODE,
A BUILT IN 5-MINUTE DELAY PREVENTS THE SYSTEM FROM
TURNING ON AGAIN. THIS PROTECTS THE COMPRESSOR. NO
ADDITIONAL TIME DELAY RELAY IS REQUIRED. TO OVERRIDE THE
5-MINUTE DELAY FOR INSTALLATION, PRESS THE RESET BUTTON.
3. Put the HEAT-OFF-COOL switch into the OFF
position. The air conditioning system should
turn off.
4. Put the HEAT-OFF-COOL switch into the HEAT
position. The will be displayed.
5. Press the button until the temperature
setting is at least 3 degrees above room
temperature. The heating system should turn on. The fan may
not turn on immediately, depending on the fan delay built into
the furnace.
NOTE: If HP is selected, the heat will not come on until the 5 minute
short cycle protection has expired.
6. Put the HEAT-OFF-COOL switch into the OFF
position. The heating system should turn off.
The fan may continue to run for a short
period of time.
7. Put the AUTO-ON switch into the ON
position. The blower fan should turn on.
The display will show a .
8. Put the AUTO-ON switch into the AUTO
position. The blower fan should turn off.
heat off cool
heat off cool
heat off cool
heat off cool
auto on
auto on