GENERAL

 

 

 

 

 

21-11/32

 

19-7/8

1-1/2

 

 

 

3-17/32

 

24-5/8

COMBUSTION AIR INTAKE

 

 

 

17-13/16

 

 

COMBUSTION AIR INTAKE

 

 

 

 

 

 

 

EXHAUST VENT

 

 

1-11/16

 

 

 

 

 

 

 

 

 

 

EXHAUST

 

 

 

 

 

VENT

 

 

SIDE RETURN

 

 

 

18-1/2

SIDE RETURN

KNOCKOUTS

 

 

 

KNOCKOUTS

 

 

 

 

 

 

 

 

 

18-1/2

21-17/32

 

 

 

 

 

 

7/8 Diameter

 

56-1/16

 

 

21-29/32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(W/ Coil Box)

 

 

 

 

 

75-1/4

 

28-15/32

 

(W/O Coil Box)

 

 

 

 

 

 

 

 

23-7/16

 

 

 

 

20-9/32

 

 

3-17/32

 

2121-15/16-15/16

1-19/32

 

 

 

-19 32

3-17/32

 

 

 

 

 

 

 

11-19/32/

 

4-11/16

 

4-11/16

 

 

 

 

Cooling

19-3/16

 

 

 

 

Coil

 

 

 

 

 

 

 

 

 

Box

 

 

 

 

 

20-1/16

 

 

24-3/4

 

 

 

 

 

Figure 1. Furnace Dimensions

Top Return Knockouts

1.000

1.000

12.000

 

 

 

Shipping

 

 

 

Weight

 

21.000

Furnace Model

(lbs)

 

 

M3RL 060A AW

150

 

 

M3RL 060A BW*

170

 

 

M3RL 080A AW

155

 

 

M3RL 080A BW*

175

 

 

* May include suffix - T

 

Top View

Top Return Opening

Table 2. Shipping Weight

(AW and BW Models)

(BWT Models)

 

 

Furnace Specifications / Airflow Data

 

Furnace

Furnace

Temp.

 

 

External Static Pressure ( Inches Water Column)

Recommended

Furnace

Input

Output

Rise @

Motor

Motor

0.1

0.2

0.3

0.4

0.5

A/C

Model No.

Btuh

Btuh

.3"WC °F

HP

Speed

CFM

CFM

CFM

CFM

CFM

Ton

 

 

 

 

 

High*

1660

1599

1544

1474

1410

4

 

 

 

 

 

Med-High

1512

1467

1416

1363

1304

3

 

 

 

 

 

Med-Low

1340

1304

1261

1217

1158

2.-1/2

M3 RL-060

60,000

54,000

35 - 65

1/2

Low**

1176

1142

1108

1025

966

2

 

 

 

 

 

High*

1660

1599

1544

1474

1410

4

 

 

 

 

 

Med-High

1512

1467

1416

1363

1304

3

 

 

 

 

 

Med-Low**

1340

1304

1261

1217

1158

2.-1/2

M3 RL-080

80,000

72,000

35 - 65

1/2

Low

1176

1142

1108

1025

966

2

Note: Data is for Operation with Filter.

*Factory Wired Cooling Tap

**Factory Wired Heating Tap

Table 3. Furnace Specifications/Airflow Data

4

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Image 4
Nordyne M3RL installation instructions General, Top View, Shipping Weight, Furnace Specifications/Airflow Data

M3RL specifications

The Nordyne M3RL is a high-efficiency gas furnace designed for residential heating applications, characterized by its robust performance and advanced technologies. It is part of Nordyne's distinguished lineup, which emphasizes reliability and comfort in home heating systems. The M3RL model is particularly notable for its focus on energy efficiency, making it an attractive option for homeowners looking to reduce their energy expenses while maintaining optimal heating levels.

One of the standout features of the Nordyne M3RL is its high Annual Fuel Utilization Efficiency (AFUE) rating, which often exceeds 80%. This efficient design ensures that more of the fuel consumed is converted into usable heat for the home. By employing a variable-speed blower, the M3RL enhances comfort by allowing for more precise control over air circulation, contributing to better temperature consistency throughout the living space.

The M3RL utilizes advanced multi-stage heating technology, allowing the system to operate at different capacities depending on the heating demand. This means it can run at lower settings during milder weather, which not only saves energy but also reduces wear and tear on the equipment, extending its lifespan. The furnace also includes a reliable ignition system that ensures quick and safe starts, eliminating the inefficiencies associated with older pilot light systems.

Another important characteristic of the Nordyne M3RL is its acoustical insulation, which minimizes operational noise. The quiet operation is particularly valued in residential settings, where noise pollution can be disruptive. Additionally, the furnace features a compact design, making it easy to install in a variety of spaces, including tight basements or utility rooms.

The M3RL model is also equipped with a smart control system that interfaces seamlessly with modern thermostats, offering homeowners the ability to program their heating schedules and optimize energy usage. This integration with smart home technology positions the M3RL not just as a heating solution, but as a component of a more comprehensive home energy management system.

In conclusion, the Nordyne M3RL gas furnace represents a blend of efficiency, advanced technology, and user-friendly features. Its high AFUE rating, multi-stage heating capability, quiet operation, and smart technology integration make it a reliable choice for homeowners aiming to enhance their comfort while minimizing energy costs. This furnace is a testament to Nordyne's commitment to innovation in the HVAC industry.