15
Basic Operation
Power On/Off Button Press “Power On/Off” to turn the unit on and off
When the “Compressor On” indicator light is on (Row 1), the
Compressor is running
When the “Fan On” indicator light is on (Row 1), the Fan is
running
Digital Display
The temperature displayed on the control indicates the real-
time air temperature as measured by Probe 1 (P1) located
behind the front grill of the cooling unit
Set Button
The cooling unit is factory preset with a Minimum Set Point of
55
°
F and a Temperature Differential of 4
°
F. This means that
the cooling unit will turn on when the air temperature as
measured by Probe 1 (P1) rises above 59
°
F (55
°
F + 4
°
F), and
turn off when the air temperature measured by P1 falls below
55
°
F. This range in AIR temperature will result in 1/2
°
F
variation in LIQUID temperature.
To view the Minimum Set Point, press the “Set” button for one
second
To change the Minimum Set Point,
1. Press the “Set” button for three seconds until “°F”
blinks
2. Press the “Up” or “Down” button
3. Press the “Set” button to confirm
The “Set” temperature will blink three times to indicate
confirmation
The recommended range for the Minimum Set Point is 55 -
60
°
F.
To change the Temperature Differential, see the Advanced
Instructions below.
Содержание 1800QT
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