*65￿￿￿4￿9￿6(5,(63$576

$55$1*(0(17

BLOWER

 

(Horizontal Application Shown)

 

 

VARIABLE SPEED BLOWER MO-

 

 

 

 

 

ELECTRONIC

 

TOR

 

 

USED ON GSR21V UNITS ONLY

FLAME

IGNITION

 

 

 

 

PRESSURE

 

FILTER

SENSOR

HEAT

 

 

 

EXCHANGER

 

SWITCH

 

 

 

 

 

 

 

SPARK

 

 

 

 

 

PLUG

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

BOX

 

 

 

 

 

INTAKE

 

 

 

 

 

CONNECTION

 

 

 

EXHAUST

 

 

 

 

CONNECTION

 

 

AIR

 

PURGE

 

 

FLAPPER

 

BLOWER

 

 

)25<2856VALVE$)(7<￿5($'%()25(/,*+7,1*FIGURE1

 

WARNING

 

 

 

 

 

 

 

 

 

 

Do not set thermostat below 60ºF (16ºC) in heating

 

 

WARNING

 

 

 

 

 

 

mode. Setting thermostat below 60º (16ºC) reduces

 

 

 

 

 

the number of heating cycles. Damage to the unit

Do not use this furnace if any part has been under-

 

 

may occur that is not covered by the warranty.

water. Immediately call a qualified service techni-

 

 

 

 

 

 

 

 

cian to inspect the furnace and to replace any part

 

Use only your hand to push in or move the gas control

of the control system and any gas control which

 

 

lever or switch. Never use tools. If the lever or switch

has been under water.

 

 

 

 

will not push in or move by hand, do not try to repair it,

 

 

 

 

 

 

 

WARNING

 

 

call a qualified service technician. Force or attempted

 

 

 

 

,03257$17',5(&7,216

 

 

 

 

 

 

 

repair may result in a fire or explosion.

If overheating occurs or if gas supply fails to shut

 

 

 

 

 

 

 

 

off, shut off the manual gas valve to the appliance

 

 

 

 

 

 

 

 

before shutting off electrical supply.

 

 

1- Keep the furnace area clear and free of combustible

 

 

 

 

 

material, gasoline, and other flammable vapors and

 

 

 

 

 

liquids. If installed in an insulated area, furnace must

 

 

CAUTION

 

 

be kept free of insulating material. Insulating material

 

 

 

 

may be combustible.

 

 

 

 

 

Before attempting to perform any service or mainte-

 

2- DO NOT obstruct air flow to unit. Unit must receive

nance, turn the electrical power to unit OFF at dis-

 

an unobstructed flow of combustion and ventilat-

connect switch.

 

 

ing air. Do not obstruct termination ends of ex-

BEFORE LIGHTING smell all around the appliance

haust and intake pipes.

3- DO NOT store chlorine or fluorine products near unit

area for gas. Be sure to smell next to the floor be-

cause some gas is heavier than air and will settle on

or introduce these products into the combustion air.

the floor.

3DJH￿

These products can cause furnace corrosion.

Page 2
Image 2
Lennox International Inc GSR21Q Do not set thermostat below 60ºF 16ºC in heating, Control system and any gas control which

GSR21Q, GSR21V specifications

Lennox International Inc. is a renowned name in the heating, ventilation, and air conditioning (HVAC) industry, consistently delivering innovative and high-performance products. Among their range of offerings, the GSR21V and GSR21Q models are noteworthy for their advanced technologies and superior characteristics, making them ideal for both residential and commercial applications.

The GSR21V is designed for variable speed operation, allowing for precise control over airflow and temperature. This model utilizes a variable speed inverter technology, which not only provides enhanced energy efficiency but also ensures continuous comfort by adapting to changing conditions. Its ability to operate at lower speeds reduces energy consumption significantly, leading to substantial cost savings over time. Additionally, the GSR21V features noise-reducing technology, ensuring that it operates quietly, a crucial factor for both residential and commercial environments.

In contrast, the GSR21Q focuses on providing reliable performance with solid two-stage cooling capabilities. This model is engineered to deliver consistent and efficient heating and cooling throughout varying temperatures. It features a robust compressor design that enhances its durability and lifespan. Like the GSR21V, the GSR21Q also comes equipped with energy-efficient technologies that contribute to lower utility bills and a reduced carbon footprint.

Both models showcase advanced refrigerant management systems that are environmentally friendly and compliant with the latest regulations. They utilize refrigerants designed to minimize ozone depletion and global warming potential, highlighting Lennox's commitment to sustainability.

Critical to both the GSR21V and GSR21Q is their smart technology integration. These units can connect to smart home systems, allowing users to monitor performance, adjust settings, and receive maintenance alerts remotely. This feature not only enhances user convenience but also ensures optimal operation by enabling proactive maintenance.

The GSR21V and GSR21Q are designed with user-friendly interfaces, making them accessible for installation and maintenance. The models come equipped with comprehensive warranty options, providing peace of mind to consumers. In summary, Lennox International Inc.'s GSR21V and GSR21Q units represent the pinnacle of innovation in HVAC systems, combining energy efficiency, advanced technology, and user convenience to meet the diverse needs of modern heating and cooling applications.