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CBX40UHV
4. Error Code / Recall Mode
To enter Error Code Mode, push
and hold button next to single
character LED display until solid
E symbol appears, release
button.
AHC in Idle Mode
(No heating cooling or indoor fan
operation)
Turn room thermostat to OFF
Control will display up to ten error codes stored in
memory. If E 0 0 0 is displayed, there are no stored error
codes.
To exit Error Code Recall Model, push and hold button next
to single character LED display until solid three horizontal
bars appears, then release button.
To clear error codes stored in memory,
continue to hold push button while the solid
three horizontal bars are displayed. Release
button when solid is displayed.
Solid c starts blinking on
single character LED
display.
The display will blink for up to ten seconds. During this time, press the button
and release to confirm deletion of the error code history. As confirmation,
AHC will display 0 0 0 0 . (If ten second period expires or push button is
not released, control will automatically exit Error Code Mode and go into
mode without deleting error code history.
Yes No
NOTE — Once the error code history is deleted, it cannot be recovered.
NOTE — Error Codes are not cleared from memory.
Figure 40. Error Code / Recall Mode
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