32
TK 53050-3-OP-EN
Figure 3. Drivers Display Module (DDM) (Optional)
R
1
2
3 4
5
6
7
8
9
10
1
2
1
1
13
14
BEE376
1.
On/Off button
2.
3-Digit LED Display
3.
Red LED Indicator - HEAT Mode/
4.
Blue LED Indicator - COOL Mode:
•
Blue LED indicator will shine whenever the compressor is running.
•
Red LED indicator will shine whenever the boost pump and coolant valve are
operating.
•
Both LED’s will shine when operating in Reheat Mode. Compressor clutch and
coolant valve are energized as needed after setpoint is reached to maintain set
point.
5.
Zone 1 Indicator
6.
Zone 2 Indicator
7.
Zone 3 Indicator
8.
Ambient Air Temperature Indicator: The ambient temperature sensor can provide
data which may be used to help alert the driver of possible icing conditioning on some
road surfaces.
9.
Zone Select button - Pressing the Zone Select button will cycle through each enabled
zone as well as the outside ambient temperature.
10.
Setpoint Indicator
11.
Down Arrow button/Up Arrow button - After selecting the Zone Select button (9), the
Up and Down Arrow buttons are used to increase or decrease the setpoint
temperature for each zone.
12.
Percent Indicator
