POWER UP
1. Double check wiring, be sure that there are no stray wires or
wire strands at the connections.
2. It is not necessary to connect the remote system (COMM) cable
at this time.
3. Connect power to the control transformer and system. The
display will show all segments for about 5 seconds.
4. Press the Fan key. The fan should come on. Press the Fan key
again. The fan should go off.
5. Set the Mode to "HEAT". Use the up arrow key to raise the
desired temperature setting above the current temperature.
Ensure that the heater unit comes on. Set the mode to "OFF".
Ensure that the heat unit goes off.
6. Set the Mode to "COOL". Use the down arrow key to lower the
desired temperature setting below the current temperature.
Ensure that the cooling unit comes on. Set the mode to "OFF".
Ensure that the cooling unit goes off.
If the thermostat or system do not perform as stated above, recheck
all wiring - See Troubleshooting Tips.
DISABLE KEYS
The keys on the thermostat can be disabled to prevent anyone from
controlling the thermostat locally. To disable the keys, solder a wire
jumper across the two holes on the circuit board as shown below.
SOLDER WIRE
JUMPER HERE
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