ELECTRONIC CONTROLS
9
FWE
REFRIGERATED "AIRSCREEN" SERIES
8
FWE Operating Instructions | Refrigerated "AirScreen" Series
ELECTRONIC CONTROLS
FWE
REFRIGERATED "AIRSCREEN" SERIES
Clean Condenser Reminder:
The clean condenser reminder alert LED will light up approximately every 60 days
of run time. The condenser should be cleaned at this time. Refer to section "General
Cleaning and Maintenance" for cleaning instructions. To reset the reminder after
cleaning press the clean condenser button.
Defrost Cycle Button and Indicator Light:
1. Press to initiate a manual "On Demand Defrost".
2. Press to cancel defrost. The cooling system starts after a 60 second countdown
timer.
3. Defrost indicator light illuminates when in defrost.
Power I/O Button:
Has 2 Functions:
1. Turns the unit on or off
2. Changes temperature units between °F (Fahrenheit) and °C (Celsius):
To Change:
A. Turn unit off
B. Press and continue to hold the Power I/O button for 5 seconds. When the
display shows either "
de9F
" indicating the unit is in Fahrenheit or "
de9C
"
indicating the unit is in Celsius let go of the button. When the display goes
blank (about 3 seconds) press the Power I/O button to turn the unit on and
confirm the temperature unit setting. Repeat the steps if necessary to get
the desired temperature unit.
On Indicator Light:
Indicates the unit is turned on.
Cycle Indicator Light:
Lights when the refrigeration system is running (unit is cooling).
ELECTRONIC CONTROLS
Intuitive controls with active temperature monitoring
and thermometer display are easy to use, read,
and are highly accurate. Advanced Digital Controls
feature temperature set points, actual temperature
indicator, clean condenser reminder and door open
alarm (to alert operator when door has been opened
beyond allowed time span)
Temp Recall Button:
Press to display either the "Actual Internal Cabinet" or "Set Point" Temperature.
Temp Display:
Shows either "Actual Internal Cabinet" Temperature or desired "Set Point" Temperature. The
unit is configured to "Actual" from the factory but can be changed to "Set" value by pressing
and holding the temp recall button for 5 seconds until the display flashes either
"S" (Set Point) or "A" (Actual) indicating which is active. Repeat this procedure until the
desired display format is achieved. Pressing and releasing the button when the unit is
running will momentarily display the opposite value.
Temp Setting (Arrow) Buttons:
Use to set the desired temperature. Factory preset to 38°F (3.3°C). Temperature range is
33°F to 40°F (.5°C to 4.4°C). Use the Up Arrow to raise and the Down Arrow to lower the
temperature.
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
ON
CYCLE