Unit Checkout, CODES, SPECIFICATIONS, and Requirements

Power entrance for all models may be through the right side or through the bottom of the unit (when viewing the unit in a downﬂ ow position).

UNIT CHECKOUT

Before installing this furnace:

1.Inspect unit for possible shipping damage. If shipping damage is found, ﬁ le claim with transportation company.

2.Record furnace model number and serial number (see furnace data label) for future reference.

3.Carefully read all instructions supplied with optional equipment to be installed with furnace.

CODES, SPECIFICATIONS, AND REQUIREMENTS

Furnace Codes

Installation and wiring of this furnace, as well as the design and construction of the home duct system, must be in accordance with one or more of the following codes:

•HUDMANUFACTUREDHOMECONSTRUC- TION AND SAFETY STANDARD (Title 24, Part 3280)

•AmericanNationalStandards(ANSI)A119.11, C1-NFPA 7 (National Electrical Code)

•CANADIAN STANDARDS (C.S.A.) Z240.6.1, and Z240.9.1.

All local codes having jurisdiction shall also apply.

Air Duct Codes and Speciﬁcations

Air ducts must be installed in accordance with National Fire Protection Association standards NFPA 90A and NFPA 90B, these instructions, and all applicable local codes.

•Materials: Air ducts must be aluminum, tin plate, galvanized sheet steel, or other approved materials for outlet or return air ducts.

•Construction: Snap-Lock or Pittsburgh-Lock seams are preferred. All other types of seams must be made tight to prevent leakage.

•Sizing: Supply duct system must be designed for proper air distribution. Static pressure measured externally to furnace shall not ex- ceed static pressure rating listed on furnace nameplate.

•Location of Openings: Duct system must be designed so that no supply registers are lo- cated in duct system directly below furnace.

	Listing agency(s)	May vary by model, check the unit data label for
	Listing agency(s)	applicable agency listing mark.
		applicable agency listing mark.

		Approved for: single/multistory residential or mobile/
	Approved Installation Conﬁgurations	modular/manufactured structures. Upﬂow, downﬂow,
		(freestanding/closet/alcove)

	Accessibility for Servicing	Minimum of 18"(46cm) required in front of unit.

		0" from all surfaces of furnace cabinet, ducts, optional
	Minimum Clearance to	coil housing and plenum connector. No separate
	Combustibles	subbase required for installations on combustible
		ﬂooring.
		200 in (1290 cm ) heating only*
		235 in (1516 cm ) A/C or H/P up to 4 ton installed
	Minimum return air opening	250 in (1613 cm ) A/C or H/P up to 4 ton w/1" clearanced
	Minimum return air opening	installed
	required (total free area)	installed
	required (total free area)	390 in (2516 cm ) A/C or H/P up to 5 ton installed
		390 in (2516 cm ) A/C or H/P up to 5 ton installed
		*or return air grille and frame assembly p/n 902989 or
		wall mount grille p/n 902999

		Use return air grille and frame assembly P/N 902989 or
		equivalent for alcove installation.
	Return air grille (closet or alcove	Use wall mount return air grilled P/N 902999 or
	installation)	equivalent for closet installation.
		155 in (1000 cm ) must be added for 5 ton A/C or H/P
		system.

Table 1. Miscellaneous Listings & Installation Requirements

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.