Lennox G43UF Installation Instructions

Page 13
TABLE 3
OUTDOOR TERMINATION KITS AND CORRESPONDING EQUIVALENCIES
UNIT
MODEL
VENT
PIPE
DIA.
(in.)
Vent Pipe Length Equivalency (feet)
Outdoor
Exhaust
Accelerator
(Dia. X
Length)
Outdoor
Exhaust
Accelerator
(Dia. X
Length)
1−1/2" Con-
centric Kit
2"
Concentric
Kit
3"
Concentric
Kit
2" Wall Plate
Kit
3" Wall
Plate Kit
2" Wall
Ring Kit
1−1/2" X 12"
2" X 12"
71M80
or
44W92
69M29
or
44W92
60L46
or
44W93
22G44
or 30G28
44J40
or 81J20
15F74
24B−045
2 4
Not
Allowed
12
Not
Allowed
Not
Allowed
4 4* 4
2−1/2 5
Not
Allowed
15
Not
Allowed
Not
Allowed
5 5* 5
3 7
Not
Allowed
21
Not
Allowed
Not
Allowed
7 7* 7
4 14
Not
Allowed
42
Not
Allowed
Not
Allowed
14 14* 14
24B−070
36B−070
2 4
Not
Allowed
12
Not
Allowed
Not
Allowed
4 4* 4
2−1/2 5
Not
Allowed
15
Not
Allowed
Not
Allowed
5 5* 5
3 8
Not
Allowed
24
Not
Allowed
Not
Allowed
8 8* 8
4 14
Not
Allowed
42
Not
Allowed
Not
Allowed
14 14* 14
36C−090
36C−090H
48C−090
2
Not
Allowed
1
Not
Allowed
3 3
Not
Allowed
1 1**
2−1/2
Not
Allowed
2
Not
Allowed
6 6
Not
Allowed
2 2**
3
Not
Allowed
2
Not
Allowed
6 6
Not
Allowed
2 2**
4
Not
Allowed
4
Not
Allowed
12 12
Not
Allowed
4 4**
48C−110
48C−110H
60C−110
2
Not
Allowed
1
Not
Allowed
3 3
Not
Allowed
1 1**
2−1/2
Not
Allowed
2
Not
Allowed
6 6
Not
Allowed
2 2***
3
Not
Allowed
2
Not
Allowed
6 6
Not
Allowed
2 2***
4
Not
Allowed
4
Not
Allowed
12 12
Not
Allowed
4 4***
60D−135
3
Not
Allowed
6
Not
Allowed
Not
Allowed
15
Not
Allowed
6 6***
4
Not
Allowed
10
Not
Allowed
Not
Allowed
25
Not
Allowed
10 10***
*Requires field−provided and installed 1−1/2" exhaust accelerator.
**Requires field−provided and installed 2" exhaust accelerator.
***For use only in non−direct vent applications, when snow riser is
not required. Requires field−provided and installed 2" exhaust ac-
celerator.
 Termination kits 44W92, 44W93, 30G28 & 81J20 are ULC−636
approved for Canadian Installation.
 The 44W92 Concentric kit is provided with a 1−1/2" accelerator
which must be installed on the exhaust outlet when this kit is used
with the G43UF−24B−045, G43UF−24B−070 and G43UF−36B−070
furnaces.

Lennox G43UF Specifications

General

Heating Stages	Single-stage
Blower Motor	PSC
Ignition System	Hot Surface Ignition
Gas Valve	Single-stage
Cabinet Width	17.5 inches
Fuel Type	Natural Gas or Propane
Cabinet Type	Upflow/Horizontal
Ignition Type	Hot Surface Ignition
Heating Capacity	44, 000-132, 000 BTUH
Warranty	5-Year Limited Warranty on covered components