TYPICAL ML180UHE FIELD WIRING DIAGRAM

 

 

FIGURE 33

 

 

 

 

TABLE 10

 

INTEGRATED CONTROL

1/4" QUICK CONNECT TERMINALS

(Automatic Hot Surface Ignition System)

120HUM

Humidifier 120VAC

 

 

 

 

LINE

120VAC

 

 

XFMR

Transformer 120VAC

 

 

CIRC

Indoor blower 120VAC

 

 

EAC

Indoor air quality accessory 120VAC

 

 

NEUTRALS

Common 120VAC

 

 

HUM24

Humidifier 24VAC

 

 

3/16" QUICK CONNECT TERMINALS

 

 

COOL

Cooling tap 24VAC

 

 

HEAT

Heating tap 24VAC

 

 

FAN

Continuous blower 24 VAC

 

 

PARK (no power)

Park terminal for speed taps

 

 

FLAME/FS

Flame sense

 

 

24 COM

Common 24VAC

RED LED

BLOWER OFF DELAY

 

 

RECALL BUTTON

 

 

FIGURE 34

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Image 28
Lenox installation instructions Typical ML180UHE Field Wiring Diagram, Integrated Control

Lennox Merit Series Gas Furnace Upflow/Horizontal air discharge, ML180UHE specifications

The Lenox ML180UHE is a reliable and efficient gas furnace that falls within the Lennox Merit Series. This model is designed for upflow or horizontal air discharge, making it versatile for various installation requirements. With its robust construction and advanced technology, the ML180UHE is ideal for homeowners seeking a dependable heating solution that combines comfort and efficiency.

One of the main features of the ML180UHE is its impressive 80% Annual Fuel Utilization Efficiency (AFUE) rating. This efficiency means that 80 cents of every dollar spent on fuel is used to heat your home while minimizing waste. This furnace is equipped with a multi-speed blower motor that enhances the overall air circulation in your home, providing consistent temperatures and improved comfort.

The ML180UHE features a durable heat exchanger made of high-quality materials, which ensures longevity and reliable performance. The design of the heat exchanger maximizes heat transfer efficiency, allowing the furnace to quickly warm your home while also maintaining optimal efficiency levels throughout its lifespan.

Lennox has integrated advanced technologies into the ML180UHE to enhance its operation and user experience. The unit is compatible with a variety of thermostats, including Lennox's innovative iComfort S30 Smart Thermostat, allowing for easy temperature control and programming capabilities. This smart technology can learn your preferences, optimize energy usage, and enable remote access through a smartphone app.

In addition to its energy efficiency, the ML180UHE offers quiet operation, making it an excellent choice for residential environments. The well-insulated cabinet helps to reduce noise levels, providing a peaceful indoor atmosphere.

Installation and maintenance are simplified with the ML180UHE due to its compact design and accessible components. The furnace is designed to fit into tight spaces, allowing for flexible installation options. Regular maintenance is uncomplicated, ensuring that homeowners can keep the unit running at peak performance with minimal effort.

Overall, the Lennox ML180UHE gas furnace provides users with a reliable, efficient, and quiet heating solution. With its combination of advanced technology, durable design, and ease of use, it is an excellent choice for anyone looking to enhance the comfort of their home while optimizing energy consumption.