Air Curtain Refrigerator Service and Installation Manual
9
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Defrost Interval
dFin
Type of defrost interval
TdAy – time -of-day
setpoint
CPrn – compressor run
time
tdEF – temperature
initiated defrost
Minimum
Compressor Off
Time
CoFF
Minimum time that the
compressor will remain turned off
Range: from 0 to 15
min
0
Minimum
Compressor On
Time
Con
Minimum time that the
compressor will remain turned on
Range: from 0 to 15
min
0
Alarm Delay
ALrd
Time delay before the alarm goes
off after the temperature fall off
the two alarm setpoints
Range: from 0 to 59
min
30
Compressor Run
Time
CPrn
Time the compressor will run
between defrosts
Number of
Defrosts
nodF
Number of defrosts per day
From 0 to 8 (0 means 1
defrost every 28
hours)
4
Defrost Start
Time
dEF1-8
Start time of each defrost
Defrost Duration
DEFd
Defrost duration time (back -up
for defrost termination
temperature)
Range: from 0 min to 4
hours
45
Fan Delay
FAnd
Delay time for the fan after
defrost(back -up for fan cut -in
temperature)
Range: from 0 to 59
min
0
Pump Down
Pudn
Pump down duration
Range: from 0 to 59
min
0
Drip Time
driP
Drip time duration
Range: from 0 to 59
min
0
Setpoint
Differential
diF°
Cut-in temperature differential
Note: cut -in is cut-out plus
differential
Range: from 1 to 25
3
Defrost
Termination
Temperature
Defrost
Termination
Temperature
Defrost
Initiated
Temperature
dEF°
Temperature in the evaporator
that will terminate the defrost
cycle
45°F
Fan Cut-In
Temperature
FAn°
Temperature in the evaporator
that will turn the fan on after
defrost
Range: from -40 to
60°F or -40 to 23°C
30°F
Low Temperature
Alarm
ALLo
Low temperature setpoint that
will make the alarm do off and
the error message appear on the
display
Range: from -40 to
60°F or -40 to 23°C
25°F
tdEF
tdEF
Temperature that will initiate
a defrost cycle
Range: from -40 to 40°F
or -40 to 4°C
10°F
Range: from 0 to 75 °F
or -18 to 25°C
ERC2 Control Instructions,
continued
