Emerson AE8-1385 User Manual

9

© 2011 Emerson Climate Technologies
Printed in the U.S.A.

Application Engineering

B

U

L

L

E

T

I

N

Normal Run
Solid Green

Normal operation, no trip.

N/A 

N/A 

Code1 
Yellow Flash 1

Long run time. Compressor is running for more than 

18 hours at full load. (Code1 is disabled in Heat Pump 

mode.)

N/A N/A 

Code2 
Yellow Flash 2

Compressor Pressure trip. Compressor runs for 12sec 

to 15min followed by a compressor trip condition lasting 

longer than 7min.

4x consecutive, 

10x total 

Red: Flash 2 

Code 3 
Yellow Flash 3

Pressure switch cycling. Compressor runs for 12sec to 

15min followed by a compressor trip lasting between 

35sec to 7min. 

4x consecutive, 

10 total

Red: Flash 3

Code4 
Yellow Flash 4

Locked rotor. Compressor trips within a compressor run 

time of 12sec and does not start within 35sec.

10x consecutive  Red: Flash 4

Code5 
Yellow Flash 5

Compressor moderate run trip. Compressor runs for 

15min to 18hrs followed by a compressor trip lasting 

longer than 7min. 

4x consecutive, 

10x total

Red: Flash 5

Code6 
Red Flash 6

Open start circuit. Module has detected Y or Y1, and 

current in the R winding of the compressor and no 

current in the S winding of the compressor for 2 seconds. 

1 occurrence

Red: Flash 6

Code7 
Red Flash 7

Open run circuit. Module has detected Y or Y1, and 

current in the S winding of the compressor and no current 

in the R winding of the compressor for 2 seconds. 

1 occurrence

Red: Flash 7

Code8 
Yellow Flash 8

Welded Contactor. Module has detected line currents 

in R and S windings, and Y or Y1 is at 0 VAC for 15 

seconds.

N/A N/A 

Code9 
Yellow Flash 9

Low Voltage. Module has detected a 24 VAC supply 

voltage below 17 VAC +/- 1 VAC for 2 seconds

N/A N/A

Code10 
Red Flash 10

Over Current Protection. PROT terminal has above a 2A 

input for more than 40 milliseconds.

1 occurrence

Red: Flash 10