7
AE5-1412 R1
© 2016 Emerson Climate Technologies, Inc.
6. User Interface
The controller display is shown below along with the function of each light. The controller displays the current suction
pressure to three digits in pounds per square inch gage (psig). The controller uses a 7-segment display for digits
and the following alpha characters:
The 7-segment alphabet and Roman equivalent:
A b C d E F H i
L M n o P q r S T U Y 0 1 2 3 4 5 6 7 8 9
The letters G, J, K, Q, V, W, X and Z are not used on the 7-segment display.
LED
MODE
FUNCTION
ON
Compressor enabled
Flashing
Anti-short cycle delay enabled
ON
Condensing fans enabled
ON
Display temperature value in degrees F
Flashing
Programming mode
ON
Display pressure value in PSI
ON
Browsing service menu
Flashing
Fast access menu (Viewing set points and measured values)
ON
Browsing the alarm menu
Flashing
New alarm occurred
ON
An alarm is occurring
ON
In defrost or evap fan drip time when ON
ON
Evaporator fans enabled
