GE RAK148D2 Owner's Manual & Installation Instructions page 12

Testing the thermostat.
Heat Test
1. Slide Function switch to Heat
position. Heat mode screen is
displayed.
2. Adjust set temperature so it is 5 degrees above room temperature.
3. Heat should come on within a few seconds.
4. Adjust the set temperature so it is 2 degrees below the room
temperature and the heat should turn off. Note: There is a 3
minute time delay and a 3 minute minimum run time for the
compressor when it turns on/off. (On some models, the fan
may also have a minimum run time/off time delay).
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