Lennox EL23XCV Series User Manual

Page 43
PUSH
−
BUTTON OPERATION
_
_
Allows
call modes.
Outdoor control must be in
IDLE mode (no heating or
cooling operation).
ment display until DASH
lease the button. Once dash starts flashing, proceed to
next step.
Push and hold button until mode
ment display ( , , , or
). Immediately release the button,
proceed to next step.
ment display shows the selected mode and the control performs the selected function.
NOTE - See table 7 for explanation of codes.
FIGURE 18. Push-Button Operation
Unit Selection Code for Outdoor Control
If the single-character display shows three (3) horizontal lines, the unit selection code needs to be programmed. Press and hold the button until the
P U menu option is displayed, release button. The single-character display displays the selected mode per example in gure 15 on page 36. When
the desired unit selection code appears, press and hold the button until it stops ashing, then release.
Unit Code Unit Type Unit Model
68 2-ton air conditioner EL23XCV-024
69 3-ton air conditioner EL23XCV-036
70 4-ton air conditioner EL23XCV-048
71 5-ton air conditioner EL23XCV-060
Idle mode – System is energized with no demand – Decimal ashes at 1 Hertz > 0.5 second ON. 0.5 second OFF
Display Symbol
or Character
Display Fan Test and Display String Option
Displayed during
start-up or power
recycling
Display string shows outdoor control rmware version 1 _ 6 > pause > A C or H P unit > pause > unit capacity in BTUs >
pause > unit code. If 3 horizontal bars are displayed during any sequence of this display string, it indicates that the specic
parameter is not congured.
.
Idle mode — decimal ashes at 1 Hertz > 0.5 second ON, 0.5 second OFF
C
Indicates cooling Capacity. C1 or C2 if conventional 24VAC thermostat or demand percentage if S30 communicating
thermostat is used i.e. C 9 0
F
Indicates you are in the outdoor fan test
mode
Control must be in Idle mode: To enter fan test option - F mode, push and hold
button until solid – appears, release button. Display begins ashing. Within 10
seconds, push and hold button until required symbol F displays, release button.
Display begins ashing. Within 10 seconds, push and hold button until display
stops ashing, release button. Control will initiate outdoor fan operation. Outdoor
fan cycles ON for 10 minutes at the highest speed. To exit test – Push and hold
button until three horizontal bars display. Release button, outdoor fan cycles
OFF.
A
A in the display string represents the
ambient temperature in °F at the sensor on
the outdoor unit.
Control can be in Idle or demand mode: To enter display conguration option
- A mode, push and hold button until solid – appears, release button. Display
begins ashing. Within 10 seconds, push and hold button until required symbol
A displays, release button. Display begins ashing. Within 10 seconds, push
and hold button until display stops ashing, release button. Display shows
error (E) code(s) and ambient (A), outdoor coil (c) and liquid (L) temperatures in
Fahrenheit.
NOTE - If button is not pushed in the 10-second time period, the control exits the
test mode. If this occurs, test mode must be repeated.

Lennox EL23XCV Series Specifications

General

Brand	Lennox
Model	EL23XCV Series
Category	Air Handlers
Language	English