Emerson Copeland Eazycool OMTE-90D-TFD Application Manuallines page 47

Code Description
E26 Under voltage alarm
L26 Under voltage lockout
E27 Over voltage alarm
L27 Over voltage lockout
No current detected on compressor
E28
# 1
L29 Frequency detect error
E30 Main power lost
E31 Over current compressor # 2
L31 Over current lockout compressor # 2
No current detected on compressor
E32
# 2
E33-E39 Reserved
E40 High-pressure switch
L40 High-pressure switch lockout
E41 Low-pressure switch
C6.1.9/0219/E
Cause Action
Voltage lower than H13
The compressor will trip
setting for H15 seconds
Under voltage
The compressor will lock out (if H17
happened H17 times
equal to 0, no compressor lockout)
within one hour
Voltage higher than
H13 setting for H15 The compressor will trip
seconds
Over voltage happened
The compressor will lock out (if H17
H17 times within one
equal to 0, no compressor lockout)
hour
Alarm
Detection of frequency
The compressor will trip and lockout
current alarm
Controller power supply
Warning signal only
lost
Electrical current higher
The compressor will trip
than H09 setting
Over current happened
The compressor will lock out (if H11
H11 times within one
equal to 0, no compressor lockout)
hour
Alarm
High-pressure switch
The compressor will trip
open
High-pressure switch
open error happened The compressor will lock out (if D15
D15 times within one equal to 0, no compressor lockout)
hour
Low-pressure switch
The compressor will trip
open
Reset
Automatically as soon as voltage is back within
acceptable range and H16 delay time-out
Hold "start" button for 5 sec or manual power off
and on (if H17 equal to 0, compressor starts
automatically when voltage is back within
acceptable range and H16 delay time-out)
Automatically as soon as voltage is back within
acceptable range and H16 delay time-out
Hold "start" button for 5 sec or manual power off
and on (if H17 equal to 0, compressor
automatically start when voltage is back within
acceptable range and H16 delay time-out)
Automatically as soon as electrical current
detected
Manual power on and power off
Restore power supply
Automatically: H08 delay time-out
Hold "start" button for 5 sec or manual power off
and on (if H11 equal to 0, compressor starts
automatically after H08 delay time-out)
Automatically as soon as electrical current
detected
Automatically as soon as high-pressure switch
closed and D14 delay time-out
Hold "start" button for 5 sec or manual power off
and on (if D15 equal to 0, compressor starts
automatically when high-pressure switch closed
and D14 delay time-out)
Automatically as soon as low-pressure switch
closed and D28 delay time-out
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