Lennox International Inc LB-93421A, LB-93422A installation instructions Package 1 of 1 contains

Models: 16L44 LB-93421A LB-93422A 16L45 GSR14

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GAS

UNITS

_ Technical

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KITS

AND ACCESSORIES

LithoU,S.A,

503,771M

FURNACE TRANSITION KIT

©1997 Lennox industries inc.

Datlas, Texas

10/97

INSTALLATION INSTRUCTIONS FOR FURNACE TRANSITION KIT CAT# 16L44

(LB-93421A), AND CAT# 16L45 (LB-93422A) USED WHEN CONVERTING FROM GSR14

UNITS TO GHR26 UNITS (HORIZONTAL)

Package 1 of 1 contains:

1 - Insulated supply air transition

1 - Insulated return air transition

4- Base rails

1 - Base brace

16 - #8 sheet metal screws

1 - Roll of adhesive-backed foam tape (1/8" thick x 5/16" wide)

Check all components for shipping damage. Consult last carrier immediately if damage is found.

Table 1 shows furnace transition kit usage. These kits are used when replacing an existing GSR14 horizontal furnace with a GHR26 horizontal furnace, tt allows installation of the GHR26 furnace without modification of the existing supply and return air plenums.

Note - GHR26 units can only be installed left side discharge when using these transition kits.

Note - Some GSR14 units may have been installed with little or no clearance to the unit's top side. Since the GHR26 unit's vent exits this side, interference

may be encountered, ff it is, field fabricated transitions may be required.

Refer to figure 1 for typical GSR14 installation.

1 - Set the thermostat to the lowest setting.

2 - Disconnect electrical power to GSR14 unit.

3- Shut off gas to GSR14 unit.

4 - Disconnect supply and return air plenums.

5 - Remove control access panel,

6 - Cut combustion air intake pipe and exhaust pipe in location(s) which will allow convenient reconnection of pipes to GHR26 unit, and/or removal of muffler(s) (if installed), Remove muffler(s) (if installed). Support intake and exhaust pipes to prevent damage to pipe joints,

7 - Cut condensate drain line in a location which will allow convenient reconnection with GHR26 unit.

8 - Disconnect gas line at unit.

9 - Disconnect power wiring at unit,

10 -Disconnect low voltage wiring at unit.

11 -Remove blower access panel.

12 -Remove filter from inside of unit (if present) and disconnect return air plenum at unit.

Note - Existing GSR14Q4/5-80/100 filter can be used in GHR26Q4/5-100 units.

13 -Remove GSR14 unit.

 

 

 

TABLE 1

 

 

 

 

GSR14

CABINET WIDTH

GHR26

CABINET WIDTH

KIT CAT# (LB#)

 

inches

(mm)

 

inches (mm)

 

 

Q3-50

21-1/4

(540)

Q2/3-50

16-1/4

(413)

16L44

(LB-93421A)

Q3-80

2t-1/4

(540)

Q3-75

t6-1/4

(413)

16L44 (LB-93421A)

Q4/5-80

21-1/4

(540)

Q4/5-100

21-1/4

(540)

16L45

(LB-93422A)

Q4/5-t00

21-1/4

(540)

Q4/5-100

21-1/4

(540)

16L45

(LB-93422A)

Note - There is no direct replacement for GSR14Q4-50 unit with a GHR26 unit. Page 1

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Lennox International Inc LB-93421A, LB-93422A, GSR14 installation instructions Package 1 of 1 contains, Inches Inches mm

16L44, LB-93421A, LB-93422A, 16L45, GSR14 specifications

Lennox International Inc. is a renowned leader in the heating, ventilation, and air conditioning (HVAC) industry, offering a variety of advanced products designed to optimize energy efficiency and enhance indoor comfort. Among its notable offerings, the model series LB-93422A, 16L45, GSR14, LB-93421A, and 16L44 stand out for their innovative features and technologies.

The LB-93422A is designed with energy efficiency in mind, boasting variable-speed motors that allow for precise temperature control and reduced energy consumption. Its robust design includes state-of-the-art insulation, minimizing noise levels and enhancing performance during operation. One of its significant features is the smart thermostat compatibility, enabling users to control their home climate remotely via a smartphone app. This not only contributes to convenience but also allows for further energy savings by optimizing heating and cooling schedules.

The 16L45 model offers exceptional reliability with advanced diagnostics and enhanced self-monitoring capabilities. This ensures that potential issues are detected early, reducing maintenance costs and downtime. The unit employs advanced refrigerant management technology, which helps in minimizing greenhouse gas emissions while maximizing cooling efficiency. Users can enjoy consistent comfort levels thanks to its ability to maintain even temperatures throughout larger spaces.

Similarly, the GSR14 model excels in performance with its high-efficiency ratings, making it an environmentally friendly choice for consumers looking to reduce their carbon footprint. Advanced heat exchange technology allows for rapid heat transfer while using less energy, reinforcing Lennox's commitment to sustainability. Its compact design means that installation is flexible, making it ideal for both residential and commercial applications.

The LB-93421A and 16L44 models complement the series with a focus on user-friendly operation and intuitive interfaces. These models feature smart connectivity options and can easily integrate with existing smart home systems. This allows homeowners to schedule operations, monitor usage, and receive alerts on performance issues.

In conclusion, Lennox International Inc. has solidified its reputation in the HVAC industry with the LB-93422A, 16L45, GSR14, LB-93421A, and 16L44 models, combining cutting-edge technologies with user-oriented features. These units embody energy efficiency, advanced diagnostics, and smart technology, setting a standard for indoor climate comfort while promoting sustainability and cost savings for users. Whether for home or business, Lennox products stand out in reliability and performance, ensuring optimal climate control solutions.