Home Automation RC-80BZ - Manual (Page 16)

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TROUBLESHOOTING TIPS
SYMPTOM ACTION TO TAKE
1. Check power to the thermostat
2. Check wiring diagrams
Thermostat Dead
3. Check thermostat temperature sensor
Thermostat will not operate with a damaged temperature sensor.
SYMPTOM ACTION TO TAKE
1. Check for break in G, W, or Y wire
2. Allow minimum off time to pass
3. Check system options for correct settings
Fan, Heat, Or Cool
Inoperative
4. Remote system is overriding thermostat
"REMOTE" is displayed when system is overriding thermostat.
SYMPTOM ACTION TO TAKE
1. Mode is Off (Select Heat, Cool, or Auto) Can't Adjust Temperature
2. Check if thermostat keys are disabled
To enable thermostat keys for test, remove jumper.
SYMPTOM ACTION TO TAKE
1. Check Node ID
2. Check communications mode setting Control By Remote System
Not Working
34. Check setup of the remote system
Ensure that all setup items for the thermostat and the remote system
are set to the proper configurations for communication.
SYMPTOM ACTION TO TAKE
1. Allow 30 minutes for thermostat to adjust to room
temperature
2. Adjust calibration offset
Temperature Reading
Incorrect
3. Change setup option to display oF or oC
After installation, allow the thermostat up to 30 minutes for an accurate temperature reading.
SYMPTOM ACTION TO TAKE
Display Problem 1. Disconnect power to the thermostat. Reconnect, then
observe display self-test
For a 5 second period after power is reconnected, all segments
of the display should light indicating all thermostat functions.