THERMOSTATS

FIGURE3

7- On Robertshaw 7200 gas valve, depress lever on gas control and move to ON and release. For White Rodgers 36E gas valves, move switch to ON.

8- Replace unit access panel.

9- Turn on all electrical power to unit.

10- Set thermostat to desired setting. See figure 3.

11- If the furnace will not operate, follow the instructions “To Turn Off Gas To Unit” and call your service techni- cian or gas supplier.

B-To Turn Off Gas To Unit

SHUTMANUALGAS--OFFGRODMINVALVEPIPINGUNIONJOINTGASVALVE

DOWNFLOWGASCONNECTOR*APPLICATION

GAS PIPI G

HORIZONTALJOINTGRODGASUNAPPLICATIONIONVALVESHUTMANUAL--OFFREARMAINVALVEUNITPANEL

GAS

 

CONNECTOR*FIGURE5

*Gas connector may be

 

used for Canadian

 

installation if acceptable

 

by local authority having

6(59,&,1*),/7(5

jurisdiction.

1- Set thermostat to lowest setting. See figure 3.

 

 

 

 

 

 

 

 

2- Turn off all electrical power to unit if service is to be

 

 

 

 

 

 

 

 

Inspect and clean air filters each month. Filters must

 

performed. See figure 4.

 

be cleaned when dirty to assure proper furnace op-

 

 

 

 

 

 

 

 

 

 

3- Remove heat section access panel.

eration and maintain efficiency.

4- On Robertshaw 7200 gas valve, depress lever on

A-Cleaning Reusable Foam Filter

 

gas control and move to OFF and release. For White

1-

Turn off electrical power to furnace.

 

Rodgers 36E gas valves, move switch to OFF.

 

2- Remove blower access panel. Wait for blower to stop.

5- Replace unit access panel.

3-

Remove filter by sliding up and out of channel.

 

 

 

 

 

 

 

 

 

 

4-

Wash filter with water and a mild detergent. For in-

 

 

 

 

 

 

 

 

 

 

 

 

creased efficiency, filter media should be sprayed

 

 

 

 

 

 

 

 

 

 

 

 

with Filter Handicoater when dry. Filter Handicoater

 

FOR UNIT TO FIGURE4

 

 

 

 

 

 

 

 

 

is RP products No. 418 and is available as Lennox

 

 

 

 

 

OPERATE DISCONNECT

 

 

 

 

 

 

 

 

 

part No. P-8-5069. If replacement filters is needed,

 

SWITCH MUST

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

use Lennox part no. P-8-7831 for 20” x 25” (508 x

 

BE IN “ON” POSITION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

635mm) filter.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TYPICAL

 

 

 

 

 

 

 

5-

Reinstall filter. Slide filter into top channel and drop

 

 

 

 

 

 

 

 

FUSE/DISCONNECT

 

 

 

 

 

 

 

 

 

 

into lower channel.

 

SWITCH BOX MOUNTED

 

 

 

 

 

 

 

 

 

 

 

ON FURNACE

 

 

 

 

 

 

 

 

 

 

IMPORTANT-Do not replace foam reusable filters

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

with throw-away type filters.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3DJH￿6-

 

 

 

 

 

 

 

 

Replace blower access panel.

Page 3 Page 5
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Lennox International Inc GSR21Q, GSR21V manual To Turn Off Gas To Unit, Be cleaned when dirty to assure proper furnace op
Page 3 Page 5

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.

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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.
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