HVAC WIRING DIAGRAMS

Heat Pump Single Transformer (Use Jumper Wire)

Indoor Air Quality WIRING DIAGRAMS

Indoor Air Quality wiring with separate transformers

TRANSFORMER

THERMOSTAT

 

C

 

1

R

 

 

 

2

RC

HEAT PUMP TRANSFORMER

 

 

3

RH

 

HC

HP

 

W

W

1st HEATING

W2

W2

2nd HEATING

W3

B

REVERSING VALVE

Y

Y

1st COMPRESSOR

Y2

Y2

2nd COMPRESSOR

Y3

O

REVERSING VALVE

G

G

FAN

 

L

FAULT DETECT

 

CEQ

 

HUM

HUMIDIFIER

 

DHno

DEHUMIDIFIER

DHcom

 

DHnc

TRANSFORMER

 

 

NORMALLY

VNT

CLOSED DAMPER

 

 

TRANSFORMER

 

PILOT RELAY FOR

EAC

120 VAC TO EAC

 

Note: Outputs are 24VAC dry contact.. Please see individual product installation instructions for more details..

Heat Pump Two Transformer (Remove Jumper Wire)

 

 

 

C

TRANSFORMER

1

 

 

 

 

 

 

 

1

R

 

HEAT PUMP TRANSFORMER

THERMOSTAT

2

RC

 

 

 

 

 

 

 

 

3

RH

HEATING TRANSFORMER

 

 

HC

HP

 

 

 

 

 

 

W

W

1st HEATING

 

 

 

W2

W2

2nd HEATING

 

1

R and C can be

W3

B

REVERSING VALVE

 

powered from the

 

Y

Y

1st COMPRESSOR

 

HVAC equipment

 

transformer or any

Y2

Y2

2nd COMPRESSOR

 

other constantly

Y3

O

REVERSING VALVE

 

powered 24VAC

 

 

 

 

 

 

source.

G

G

FAN

 

 

 

 

L

FAULT DETECT

 

 

 

CEQ

 

 

Indoor Air Quality wiring with a single transformer

 

HUMIDIFIER

HUM

TRANSFORMER

 

DHno

DEHUMIDIFIER

DHcom

 

DHnc

 

VNT

8120 DAMPER

 

 

PILOT RELAY FOR

EAC

120 VAC TO EAC

 

Note: Outputs are 24VAC dry contact.. Please see individual product installation instructions for more details..

8

9

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Aprilaire 8910 installation instructions Indoor Air Quality Wiring Diagrams, Thermostat

8910 specifications

The Aprilaire 8910 is a state-of-the-art thermostat designed to provide homeowners with precise control over their indoor climate. This smart thermostat is equipped with advanced features that enhance comfort while promoting energy efficiency.

One of the standout features of the Aprilaire 8910 is its intuitive touchscreen interface. The large, easy-to-read display allows users to navigate through a variety of settings with ease. The touchscreen is responsive and provides a seamless user experience, making it simple to adjust temperature settings or program schedules.

The Aprilaire 8910 supports both heating and cooling systems, offering flexibility for homeowners with diverse HVAC setups. It is compatible with forced air, heat pump, and radiant systems, as well as multi-stage heating and cooling setups, making it a versatile option for any home.

One of the key technologies integrated into the Aprilaire 8910 is its ability to manage humidity levels. The thermostat works in conjunction with whole-home humidifiers and dehumidifiers, allowing users to maintain optimal humidity levels for health and comfort. This feature is particularly beneficial in climates where humidity fluctuations can lead to discomfort or damage to home interiors.

The 8910 also boasts Wi-Fi connectivity, enabling remote access and control through a smartphone app. This feature allows homeowners to monitor and adjust their home's temperature and humidity levels from anywhere, ensuring comfort upon returning home. The app provides real-time updates and alerts, helping users stay informed about their HVAC system’s performance.

Another notable characteristic of the Aprilaire 8910 is its energy-saving capabilities. The thermostat offers programmable and adaptive scheduling options, allowing users to set different temperature schedules for weekdays and weekends. This reduces energy consumption and helps lower utility bills, all while maintaining a comfortable living environment.

With a sleek design and high-quality build, the Aprilaire 8910 is not only functional but also aesthetically pleasing. It can blend seamlessly with any home decor, making it an attractive addition to any wall.

In summary, the Aprilaire 8910 is a sophisticated thermostat that combines user-friendly technology with energy-efficient features. Its touchscreen interface, humidity control, Wi-Fi connectivity, and energy-saving programming make it a top choice for homeowners seeking ultimate comfort and convenience in climate control.