Troubleshooting - Honeywell 9000 User Manual
Wi-fi thermostat with voice control
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Also See for 9000:
- User manual (186 pages) ,
- Programmer's manual (76 pages) ,
- Installation instructions manual (37 pages)
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Troubleshooting
If you have difficulty with your thermostat, please try the following suggestions. Most
problems can be corrected quickly and easily.
Display is
blank
"Wait" appears
on the screen
Heating or
cooling system
does not
respond
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating and cooling system is on.
• Make sure furnace door is closed securely.
• Compressor protection feature is engaged. Wait 5 minutes for the system
to restart safely, without damage to the compressor.
SYSTEM
• Touch
to set system to Heat. Make sure the temperature is set
higher than the Inside temperature.
SYSTEM
• Touch
to set system to Cool. Make sure the temperature is set
lower than the Inside temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating and cooling system is on.
• Make sure furnace door is closed securely.
• If "Wait" is displayed, the compressor protection timer is on. Wait 5 minutes
for the system to restart safely, without damaging the compressor (see
page 39).
59
33-00020EFS—03
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