Payne PG9MXA Installation, Start-Up, And Operating Instructions Manual page 39

ALTITUDE --- UNIT SIZE
FT (M) (BTUH)
60,000
80,000
0 to 2000
(0 to 610)
100,000
120,000
ALTITUDE --- UNIT SIZE
(BTUH)
FT (M)
60,000
80,000
2001 to 3000
100,000
(610 to 914)
120,000
ALTITUDE --- UNIT SIZE
FT (M) (BTUH)
60,000
80,000
3001 to 4000
(914 to 1219)
100,000
120,000
Table 13 – MAXIMUM ALLOWABLE PIPE LENGTH ---FT (M)
DIRECT VENT (2-PIPE) ONLY
TERMINATION PIPE DIA
TYPE (IN.)*
1-1/2 (38)
2 Pipe or 2-in
Concentric
2 (51)
1-1/2 (38)
2 Pipe or 2-in
2 (51)
Concentric
2-1/2 (64)
2 (51)
2 Pipe or 3-in
2-1/2 (64)
Concentric
3 (76)
2-1/2 (64)
one disk
2 Pipe or 3-in.
3 (76)†
Concentric
3 (76) † no disk
DIRECT VENT (2-PIPE) ONLY
TERMINATION PIPE DIA
TYPE (IN.)*
1-1/2 (38)
2 Pipe or 2-in
Concentric
2 (51)
2 (51)
2 Pipe or 2-in
Concentric
2-1/2 (64)
2-1/2 (64)
2 Pipe or 3-in
Concentric
3 (76)
3 (76)
NA
2 Pipe or 3-in.
Concentric
3 (76)† no disk
4 (102)† no
disk
DIRECT VENT (2-PIPE) ONLY
TERMINATION PIPE DIA ---
TYPE IN (mm)*
1-1/2 (38)
2 Pipe or 2-in
Concentric
2 (51)
2 (51)
2 Pipe or 2-in
Concentric
2-1/2 (64)
2-1/2 (64)
2 Pipe or 3-in
Concentric
3 (76)
3 (76)† no disk
2 Pipe or 3-in.
Concentric
NA
4 (102)† no
4† no disk
disk
NON-DIRECT
VENT (1-PIPE)
ONLY
PIPE DIA (IN.)* 1
20 15
1-1/2 (38)
(6.1) (4.6)
70 70
2 (51)
(21.3) (21.3)
10
1-1/2 (38) NA
(3.0)
55 50
2 (51)
(16.8) (15.2)
70 70
2-1/2 (64)
(21.3) (21.3)
5
2 (51) NA
(1.5)
40 30
2-1/2 (64)
(12.2) (9.1)
70 70
3 (76)
(21.3) (21.3)
10
2-1/2 (64)# NA
(3.0)
45 40
NA
(13.7) (12.2)
70 70
3 (76)†#
(21.3) (21.3)
NON-DIRECT
VENT (1-PIPE)
ONLY
PIPE DIA (IN.)* 1
17 12
1-1/2 (38)
(5.2) (3.7)
70 67
2 (51)
(21.3) (20.4)
49 44
2 (51)
(14.9) (13.4)
70 70
2-1/2 (64)
(21.3) (21.3)
35 26
2-1/2 (64)
(10.7) (7.9)
70 70
3 (76)
(21.3) (21.3)
14
NA
(4.3) (2.7)
63 62
3 (76)†#
(19.2) (18.9)
70 70
NA
(21.3) (21.3)
70 70
4 (102)† no disk
(21.3) (21.3)
NON-DIRECT
VENT (1-PIPE)
ONLY
PIPE DIA ---
1
IN (mm)*
16 11
1-1/2 (38)
(4.9) (3.4)
68 63
2 (51)
(20.7) (19.2)
46 41
2 (51)
(14.) (12.5)
70 70
2-1/2 (64)
(21.3) (21.3)
33 24
2-1/2 (64)
(10.1) (7.3)
70 70
3 (76)
(21.3) (21.3)
65 58
NA
(19.8) (17.7)
59 59
3 (76)†#
(18.0) (18.0)
70 70
4 (102) † no disk
(21.3) (21.3)
39
NUMBER OF 90° ELBOWS
2 3 4 5
10 5
NA
(3.0) (1.5)
70 70 70
(21.3) (21.3) (21.3)
NA NA NA
35 30 30
(10.7) (9.1) (9.1)
70 70 70
(21.3) (21.3) (21.3)
NA NA NA
20 20 10
(6.1) (6.1) (3.0)
70 70 70
(21.3) (21.3) (21.3)
NA NA NA
35 30 25
(10.7) (9.1) (7.6)
70 70 70
(21.3) (21.3) (21.3)
NUMBER OF 90° ELBOWS
2 3 4 5
7
NA NA
(2.1)
66 61 61
(20.1) (18.6) (18.6)
30 25 25
(9.1) (7.6) (7.6)
70 70 70
(21.3) (21.3) (21.3)
16 16 6
(4.9) (4.9) (1.8)
70 70 66
(21.3) (21.3) (20.1)
9
NA NA NA
62 61 61
(18.9) (18.6) (18.6)
63 56 50
(19.2) (17.1) (15.2)
70 70 70
(21.3) (21.3) (21.3)
NUMBER OF 90° ELBOWS
2 3 4 5
6
NA NA
(1.8)
62 57 57
(18.9) (17.4) (17.4)
28 23 22
(8.5) (7.0) (6.7)
70 70 70
(21.3) (21.3) (21.3)
15 14 5
(4.6) (4.3) (1.5)
70 66 61
(21.3) (20.1) (18.6)
51 44 38
(15.5) (13.4) (11.6)
58 57 57
(17.7) (17.4) (17.4)
70 70 70
(21.3) (21.3) (21.3)
6
NA
70
(21.3)
NA
20
(6.1)
70
(21.3)
NA
NA
70
(21.3)
NA
20
(6.1)
70
(21.3)
6
NA
61
(18.6)
15
(4.6)
70
(21.3)
NA
61
(18.6)
NA
61
(18.6)
43
(13.1)
70
(21.3)
6
NA
56
(17.1)
13
(4.)
70
(21.3)
NA
56
(17.1)
31
(9.4)
56
(17.1)
70
(21.3)