You Get A Service Reminder Message; You Get A System Error Message - Bryant Preferred Owner's Manual

What If . . .

You get a service reminder message

Service reminder messages – check UV light, check hum pad, check
filter – tell you that it's time to change the UVC lamp in the evaporator
coil box connected to the furnace (when installed), humidifier pad
(when installed), and furnace filter. Make the indicated changes with
the exception of the UV lamp – for important safety reasons, ask your
dealer to replace that.

You get a system error message

Here are the possible system error messages and what they mean:
E1 The system isn't communicating properly. Call your heating and
cooling dealer for service.
-- The room air temperature sensor has failed. Call your heating
and cooling dealer for service.
or
The outdoor temperature sensor isn't working. Call your heating
and cooling dealer for service.
E4 There's an internal memory failure. Call your heating and cooling
dealer for service.
E5 The humidity sensor isn't working. Call your heating and cooling
dealer for service.
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