Nordyne user service E3EB 020H, 023H, and 023H 5 Ton, E2EB-015HBR Wiring Diagrams

Page 26

26

Figure 29. E3EB 020H, 023H, and 023H - 5 Ton, E2EB-015HBR Wiring Diagrams

NOTES:

 

 

 

 

 

 

5) If any wire in this unit is to be replaced it must be

 

 

 

CB-B

 

 

 

 

 

CB-B

1) See unit data label for recommended supply wire

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sizes.

 

 

 

 

 

 

 

 

replaced with 105°C thermoplastic copper wire of

 

 

 

 

 

 

 

 

 

 

2) Thermostat anticipator setting: 0.40 Amps.

 

 

 

 

the same gauge.

 

 

 

 

 

 

Cont 2

E

 

 

LS

 

3) To change blower speed on units without a relay

 

6) Not suitable for use on systems exceeding 120V to

 

 

 

Cont 2

Top -

 

 

 

box refer to installation instructions.

 

 

 

 

 

ground.

 

 

 

 

 

 

 

 

 

 

10.0/11.6/7.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CB-A

 

White Jumper Wire

 

 

CB-A

4) Refer to furnace and/or relay box installation for

 

7) This wire is used with some accessories. See

 

 

 

 

 

 

 

 

 

 

 

(See note 7)

Grey

5

 

 

 

 

 

 

 

 

H IFM

thermostat connections.

 

 

 

 

 

 

 

 

accessory Installation Instructions for further de-

 

 

 

 

 

 

Black

4

 

 

 

 

 

 

 

 

 

 

 

 

 

IFR

Blue

3

MH

C 6 Org.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Yellow

2

ML

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IFR

Red

1

L

 

 

 

 

 

 

 

 

H

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ORANGE

 

 

!

WARNING:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MH

 

 

 

 

Cont 2

E

 

 

LS

 

 

 

 

 

 

 

 

 

ML L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLACK

BLUE

YELLOW

 

 

 

 

 

 

 

 

 

 

 

Cont 2

Btm - 10.0/7.6

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

Switch circuit breakers to

 

 

240V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the

OFF

position

before

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

 

 

 

 

24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

servicing the furnace.

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

4

5

6

 

 

Fuse

 

 

 

 

Cont

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLACK

 

 

BLUE

YELLOW

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

5

2

 

 

1

2

3

 

 

 

 

 

 

 

 

 

Grey Pig-Tail

 

 

 

 

BLOWER

 

 

 

 

 

 

 

 

 

 

 

 

 

White Pig-Tail

 

 

 

Cont

3

6

4

RELAY

 

 

 

 

 

4

5

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Green Pig-Tail

 

 

 

2

 

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

Red Pig-Tail

 

 

 

 

 

IFR

GREY

 

 

 

 

 

 

 

 

 

 

 

GREEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TRANSFORMER

FUSE

 

 

 

 

 

 

 

GREY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIOLET

 

 

 

 

 

 

 

ORANGE

BLACK

 

 

 

 

 

Line

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COM 240V

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24V

 

 

 

 

 

 

 

 

 

 

BLACK

OFF

60A

ON

Circuit B

Voltage

 

 

 

 

 

 

 

 

 

 

GREY

 

 

 

 

 

 

 

 

 

 

 

 

Dual

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHITE

 

 

RED

 

GRD

 

Ground

 

Legend:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Supply

 

 

 

 

 

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

Circuit A

Line

CB – Circuit Breaker

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

OFF

60A

ON

 

 

 

 

GREY

 

 

 

 

 

 

 

 

 

 

BLACK BLACK

 

Voltage

 

 

LS – Limit Switch

 

 

 

 

 

CONTACTOR

 

 

TOP ELEMENTS, 10.0/11.6/7.6 KW

 

 

 

 

 

 

 

 

 

E – Heater Element

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

2

 

 

CIRCUIT

GRD

 

 

Ground

 

 

IFR – Fan Relay

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

BREAKERS

 

 

OR

 

 

 

Cont – Contactor

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELEMENTS

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BOTTOM ELEMENT, 10.0/7.6 KW

 

 

 

 

 

 

 

Single

IFM– Fan Motor

 

 

 

 

 

 

 

 

 

 

 

 

4

2

 

 

 

OFF

60A

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

– Fan Plug

 

 

 

 

 

 

 

 

 

 

 

 

RED

1

 

 

 

 

 

 

 

Supply

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GREY

 

 

 

 

 

 

ELEMENTS

3

 

 

 

 

 

 

 

 

(optional)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LIMITS

 

 

 

OFF

60A

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTACTOR

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Image 26
Contents Downflow, Upflow Electric Furnaces E3 Series Air Conditioner/Heat Pump Air HandlerPage Furnace Parts Identification Model IdentificationMaintenance Instructions Optional AIR Conditioner and Heat Pump Before YOU Call a ServicemanSection Installer Information General Overview of E3 FurnaceUnit Checkout CODES, SPECIFICATIONS, and RequirementsMiscellaneous Listings & Installation Requirements Furnace CodesTypical Installation of Downflow Systems or Platinum System Optional EquipmentOptional Accessories Item Number Description Optional Rear Mounting PlateUnit Specifications E3EHSelecting Duct Connector Optional Duct Connectors for Downflow SystemsFloor Cavity Sizes Installing Duct ConnectorPreparing Floor Openings Method a Platinum SeriesRear Mounting Plate Method CPlatinum Duct Connector Method D Method EFurnace Installation Alcove InstallationCloset Installation Special 1 Clearance Typical Installation of Upflow SystemsStandard Closet Installation Downflow and Upflow Installations Over-the-Floor Return Air Sys Tem with Upflow StandCodes, Specifications, and Re- quirements Applications and Furnace InstallationElectrical System Installation Over-the-Floor Return Air System Non-DuctedConnecting Supply Service Wires Upflow Floor Cutout Locations nominal dimensionsBlower Installation Selecting Blower SpeedFurnace Blower Speed Data Installing Control Circuit WiringChanging Blower Speed Blower Performance Furnace Thermostat Model Checking InstallationSystem Checkout ClearancesElectrical Specifications 020HE3EB 010H Wiring Diagrams Position Before Servicing the furnaceE3EB 015H, E3EB 017H Wiring Diagrams E3EB 020H, 023H, and 023H 5 Ton, E2EB-015HBR Wiring Diagrams Switch circuit breakers toE3EX 010H E3EX 015/017H Typical AC Furnace Inspection Report Page ¢708827H¤

E3 specifications

The Nordyne E3 is an innovative and efficient heating and cooling system designed to meet the demands of modern residential and commercial spaces. With a focus on energy efficiency and advanced technology, the E3 series offers a variety of features tailored to provide optimal comfort throughout the year.

One of the standout characteristics of the Nordyne E3 is its multi-stage heating and cooling capability. This system utilizes a two-stage compressor, which allows it to operate at different capacities based on the current temperature demand. By adjusting its output, the E3 can maintain a more consistent indoor climate while maximizing energy savings. This not only enhances comfort but also reduces energy bills over time.

The E3 series also includes a variable-speed blower motor, which significantly improves airflow management. This technology enables the system to operate quietly and efficiently, reducing energy consumption while providing precise temperature control. Homeowners can enjoy a comfortable environment without the disruptive noise often associated with traditional HVAC systems.

Another key feature of the Nordyne E3 is its advanced refrigerant technology. The system uses R-410A refrigerant, an environmentally friendly option that has a lower impact on ozone depletion compared to older refrigerants. This commitment to sustainability aligns with the growing demand for eco-friendly solutions in the HVAC industry.

Additionally, the Nordyne E3 incorporates integrated Wi-Fi connectivity, allowing users to control their system remotely via smartphone or tablet. This smart technology enables homeowners to adjust temperature settings, monitor energy usage, and schedule maintenance alerts from virtually anywhere.

Energy Star certification further highlights the E3’s commitment to energy efficiency. Systems bearing this label are rigorously tested to ensure they meet strict guidelines for energy consumption, providing peace of mind for consumers looking to reduce their carbon footprint.

In summary, the Nordyne E3 heating and cooling system stands out for its energy-efficient design, advanced technologies, and commitment to comfort. With features like multi-stage operation, variable-speed motors, eco-friendly refrigerants, and smart home compatibility, it represents a significant step forward in HVAC technology. Homeowners can rely on the E3 to create a comfortable living environment while also contributing to a more sustainable future.