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4. Error Code / Recall Mode
To enter Error Code Mode,
push and hold button next to
7−Segment LED display until
solid E symbol appears,
release button.
Control will display up to ten error codes
stored in memory. If E 0 0 0 is displayed,
there are no stored error codes.
E
0
0
To exit Error Code Recall Model, push and
hold button next to 7−Segment LED display
until solid three horizontal bars appears, then
release button.
NOTE − Error Codes are not cleared from
memory.
CBX40UHV
Yes
E
0
− −
−
Figure 40. Error Code / Recall Mode
AHC in Idle Mode
(No heating cooling or
indoor fan operation)
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 7−Segment LED
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.
NOTE − Once the error code history is deleted, it cannot be recovered.
Page 45
No
Turn room thermostat to OFF
c
Display.
0
0
0
0
− −
−
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