Merit, Series g43 gas furnace – Lenoxx Electronics G43 User Manual

Page 2

Excellent efficiency can
save you hundreds of
dollars each year

ENERGY STAR

-qualified

Durable, high-quality
design for long-lasting
performance

Up-flow configuration
allows installation in
basements or closets

Merit

Series G43 Gas Furnace

ECONOMICAL, HIGH-EFFICIENCY GAS HEATING

G43

Up to 92.1% AFUE

™

EFFICIENCY RATING

Up to 92.1% AFUE

(Annual

Fuel Utilization Efficiency)

WARRANTY*

20-year limited warranty
on the heat exchanger.

5-year limited warranty
on all remaining
covered components.

* Applies to residential applications only.

See actual warranty certificate for details.

(77M40) G43 8/05
PC42717

Merit

Series G43 Specifications

G43UF

24B-045

24B-070

36B-070

36C-090

AFUE

90%

92.1%

Dimensions HxWxD (in.)

40 x 17-1/2 x 28-1/2

40 x 21 x 28-1/2

HxWxD (mm)

1016 x 446 x 724

1016 x 533 x 724

G43UF

48C-090

48C-110

60C-110

60D-135

AFUE

92.1%

Dimensions HxWxD (in.)

40 x 21 x 28-1/2

40 x 24-1/2 x 28-1/2

HxWxD (mm)

1016 x 533 x 724

1016 x 622 x 724

Note: Due to Lennox’ ongoing commitment to quality, all specifications, ratings and dimensions are subject to change without notice.

Duralok Plus

Heat Exchanger

–

Made of patented ArmorTuf

™

aluminized steel that’s life-tested to
2-1/2 times standard requirements
(ANSI Standard Z21.47) for long life
and durability.

Secondary Heat Exchanger

–

Allows the furnace to reach high
efficiency levels by capturing
additional heat.

Integrated Control Board

–

Provides full control of
furnace operation.

Durable Steel Cabinet

–

Made to last, with a resilient and
attractive textured-paint finish.

THIS MODEL

90.0%-92.1%

Many Lennox

home

comfort systems meet

ENERGY STAR

requirements

when used with appropriate

components. Ask your

dealer for details.

Lennox is proud of the

fact that these products

have earned the Good

Housekeeping Seal.