Combustion Air Supply And Vent Piping - York PC9B12N060UP11 Technical Manual

246813-YTG-C-0606
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
DIMENSIONS
Nominal
Models
CFM
PC9B12N060UP11 1200
PC9B12N080UP11 1200
PC9C16N080UP11 1600
PC9C16N100UP11 1600
PC9C20N100UP11 2000
PC9D20N120UP11 2000
.

COMBUSTION AIR SUPPLY AND VENT PIPING

Models Input Pipe Size
BTUH Inches
60,000
60,000
80,000
80,000
100,000
100,000
120,000
Three elbows (two in vent pipe and one in the air intake pipe) are already accounted for and need not be included in the elbow count from the Table
above.
2
30-7/8
21-1/2
13-7/8
11
7
7/8
26-3/4
BOTTOM IMAGE
RETURN END
Cabinet
Size
B
B
C
C
C
D
MAXIMUM ELBOWS AND VENT LENGTHS
1 2
2 60 55
3 85 80
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.)
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
50 45 40
75 70 65
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.)
15-1/8
15-1/8
18-1/2
18-1/2
18-1/2
21-7/8
Minimum
6 7 8
30 20 10
60 50 40
30 20 10
60 50 40
N/A N/A N/A
60 50 40
45 35 25
Unitary Products Group
D (in.)
8-1/2
8-1/2
8-7/8
8-7/8
8-7/8
10-5/8
Length
5
5
5
5
5
5
5