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FIELD TEST MODE (NOTE
Single Character LED
Action
Display
-
Solid
To enter Field Test Mode, push and hold button until solid appears, release button. Display will blink.
-
Push and hold button until required symbol displays. H A or P
Blinking
CONFIGURING ELECTRIC HEAT SECTIONS
Release push button
heat relays on and off to automatically detect number of electric heat sections. Control will store the number of elec-
K
Solid
tric heat sections. Control will automatically exit Field Test Mode.
IMPORTANT
heating sections.
INDOOR BLOWER TEST
A
Release push button
Solid
size unit. Control will automatically exit Field Test Mode
CONFIGURING UNIT SIZE CODES
Single Character LED
Action
Display
Release push button
p
Solid
handler model size and capacity. IMPORTANT
confirm air handler model size and capacity.
Push and hold button
three seconds. When the correct unit size code is displayed, release button. Selected code will flash for a ten second
p
period. During that period, hold push button for three seconds to store code. Once code is stored, control will auto-
Blinking
matically exit Field Test Mode. (If ten second period expires or push button is held less than three seconds, control
will automatically exit Field Test Mode and go into idle mode without storing unit size code. If this happens, configur-
ing function must be repeated).
ERROR CODE RECALL MODE (NOTE
To enter Error Code Recall Mode, push and hold button until solid E appears, then release button.
e
Solid
Control will display up to ten error codes stored in memory. If E000 is displayed, there are no stored error codes.
- -
To exit Error Code Recall Mode push and hold until solid three horizontal bars appear, then release button.
Solid
-
NOTE
c
To clear error codes stored in memory, continue to hold push button while the three horizontal bars are displayed.
Solid
Release push button when solid c is displayed. Display will blink.
c
Blinking
Push button to confirm command to delete codes. Error codes are cleared.
CBX40UHV
BOARD MUST BE IN IDLE MODE)
control will cycle the indoor blower motor on to the selected heat speed and stage the electric
After electric heat is installed
control cycles indoor blower on for ten seconds at 70% of maximum air for selected capacity
This mode allows the field to select a unit size code (number or letter) that matches the air
Control will display each unit size code (letter or number) for different air handler models for
CONTROL MUST BE IN IDLE MODE)
Error codes are not cleared
Page 31
the control must be manually configured to detect number of
All field replacement controls may be manually configured to
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