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VISIONPRO
®
IAQ TOTAL HOME COMFORT SYSTEM
68-0287—04 38
Heat On is not in the display. System setting is not set to Heat
and/or temperature setting is not set
above room temperature.
Set the system setting to Heat and set the temperature
setting above the room temperature.
Cool On is not in the display. System setting is not set to Cool
and/or the temperature setting is
not set below room temperature.
Set the system setting to Cool and set the temperature
setting below the room temperature.
Wait is in the display. Compressor minimum off timer is
active.
Wait up to five minutes for the cooling or heating (heat
pump) equipment to turn on.
“Screen Locked” appears on the
screen and all or some of the
keys do not respond.
The keypad is fully or partially
locked.
Check Installer Setup Number 0670 to change keypad
locked options.
Table 15. Troubleshooting. (Continued)
Symptom Possible Cause Action