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Manual 2100-725C
Page
20 of 39
FIGURE 30
Wall-Mount Unit Control Board
See Table 4 for information on control board terminal functions.
Suction Temp Sensor
Blower 2 (nominal)
+ Communication Wire
- Communication Wire
24VAC GND
24VAC Hot
24VAC +
Y TO Compressor CCM
24VAC +
Stage 1 Heat
Stage 1 Heat
Blower 1 (balanced climate)
24VAC +
Ground
2-10 VDC To Damper Actuator
Analog Ground
Freeze Sensor
24 VDC To Outdoor Air Sensor
Outdoor Humidity Sensor
Return Air Temp Sensor
Outdoor Air Temp Sensor
Mixed Air Temp Sensor
Digital Ground
Damper Blade Switch
Low Pressure Switch
High Pressure (CCM)
Dirty Filter Switch
MIS-3869 A
Suction Pressure Transducer
Blower 3 (high sensible)
Electronic Expansion Valve (EEV)