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246738-YTG-B-0806
26-1/2
24-5/8
1-1/2" GAS
PIPE ENTRY
7/8" JUNCTION
BOX HOLE
T-STAT WIRING
7/8" K.O.
CONDENSATE
DRAIN 7/8" K.O.
OPTIONAL RETURN AIR
CUT-OUT (either side)
FOR USE WITH
EXTERNAL FILTER
FRAME
23-3/4
7/8
30-1/8
LEFT SIDE
CABINET AND DUCT DIMENSIONS
Nominal
Models
CFM
PT9A12N040UP11
1200
PT9B12N060UP11
1200
PT9B12N080UP11
1200
PT9C16N080UP11
1600
PT9C16N100UP11
1600
PT9C20N100UP11
2000
PT9D20N120UP11
2000
.
COMBUSTION AIR SUPPLY AND VENT PIPING
Models Input
Pipe Size
BTUH
Inches
40,000
40,000
60,000
60,000
60,000
80,000
80,000
80,000
100,000
100,000
120,000
2
30-7/8
21-1/2
13-7/8
11
7
7/8
26-3/4
BOTTOM IMAGE
RETURN END
Cabinet
Size
A
B
B
C
C
C
D
MAXIMUM ELBOWS AND VENT LENGTHS
1
2
1-1/2
30
25
2
70
65
1-1/2
30
25
2
60
55
3
85
80
1-1/2
20
15
2
60
55
3
85
80
2
25
20
3
85
80
3
75
70
A
40
28-3/8
21-1/2
FRONT
24-3/8
1-3/8
1-1/4
20
D
C
2
24-7/16
TOP IMAGE
SUPPLY END
Cabinet Dimension
A (in.)
B (in.)
14-1/2
13-1/4
17-1/2
16-1/4
17-1/2
16-1/4
21
19-3/4
21
19-3/4
21
19-3/4
24-1/2
23-1/4
Maximum Number of Elbows*
3
4
5
20
10
N/A
60
55
50
20
10
N/A
50
45
40
75
70
65
N/A
N/A
N/A
50
45
40
75
70
65
15
N/A
N/A
75
70
65
65
60
55
26-1/2
25-3/8
1-1/2" GAS
PIPE ENTRY
7/8" JUNCTION
BOX HOLE
T-STAT WIRING
7/8" K.O.
11
CONDENSATE
8
DRAIN 7/8" K.O.
RIGHT SIDE
5/8
5/8
B
C (in.)
12-1/8
15-1/8
15-1/8
18-1/2
18-1/2
18-1/2
21-7/8
Minimum
6
7
8
N/A
N/A
N/A
45
35
25
N/A
N/A
N/A
30
20
10
60
50
40
N/A
N/A
N/A
30
20
10
60
50
40
N/A
N/A
N/A
60
50
40
45
35
25
Unitary Products Group
D (in.)
6-1/4
8-1/2
8-1/2
8-7/8
8-7/8
8-7/8
10-5/8
Length
5
5
5
5
20
5
5
20
5
20
5
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