![background image](http://html.mh-extra.com/html/carrier/58msa-series/58msa-series_installation-start-up-and-operating-instructions-manual_2562810031.webp)
Table 6—Maximum Allowable Pipe Length (ft) (Continued)
ALTITUDE (FT)
UNIT SIZE
TERMINATION
TYPE
PIPE DIA
(IN.)*
NUMBER OF 90° ELBOWS
1
2
3
4
5
6
4001 to 5000‡
040-08
040-12
2 Pipe or 2-in
Concentric
1-1/2
60
55
50
45
44
39
2
70
70
70
70
70
70
060-08
060-12
060-16
2 Pipe or 2-in
Concentric
1-1/2
15
10
5
NA
NA
NA
2
64
59
58
53
52
52
080-12
080-16
080-20
2 Pipe or 2-in
Concentric
2
44
39
26
21
20
11
2-1/2
70
70
70
70
70
70
100-16
100-20
2 Pipe or 3-in
Concentric
2-1/2
31
22
13
12
NA
NA
3
70
70
67
62
57
52
120-20
2 Pipe or 3-in.
Concentric
3† no disk
53
46
40
33
26
20
4† no disk
70
70
70
70
70
70
ALTITUDE (FT)
UNIT SIZE
TERMINATION
TYPE
PIPE DIA
(IN.)*
NUMBER OF 90° ELBOWS
1
2
3
4
5
6
5001 to 6000‡
040-08
040-12
2 Pipe or 2-in
Concentric
1-1/2
57
52
47
42
40
35
2
70
70
70
70
70
70
060-08
060-12
060-16
2 Pipe or 2-in
Concentric
1-1/2
14
9
NA
NA
NA
NA
2
60
55
54
49
48
47
080-12
080-16
080-20
2 Pipe or 2-in
Concentric
2
41
36
23
18
17
8
2-1/2
70
70
70
70
70
70
100-16
100-20
2 Pipe or 3-in
Concentric
2-1/2
29
21
12
11
NA
NA
3
70
67
62
57
52
47
120-20
2 Pipe or 3-in.
Concentric
3† no disk
42
35
29
22
15
9
4† no disk
70
70
70
70
70
70
ALTITUDE (FT)
UNIT SIZE
TERMINATION
TYPE
PIPE DIA
(IN.)*
NUMBER OF 90° ELBOWS
1
2
3
4
5
6
6001 to 7000‡
040-08
040-12
2 Pipe or 2-in
Concentric
1-1/2
53
48
43
38
37
32
2
70
70
68
67
66
64
060-08
060-12
060-16
2 Pipe or 2-in
Concentric
1-1/2
13
8
NA
NA
NA
NA
2
57
52
50
45
44
43
080-12
080-16
080-20
2 Pipe or 2-in
Concentric
2
38
33
21
16
15
6
2-1/2
70
70
68
67
66
64
100-16
100-20
2 Pipe or 3-in
Concentric
2-1/2
27
19
10
9
NA
NA
3
68
63
58
53
48
43
120-20
2 Pipe or 3-in.
Concentric
3† no disk
31
24
18
11
NA
NA
4† no disk
70
70
70
70
67
62
ALTITUDE (FT)
UNIT SIZE
TERMINATION
TYPE
PIPE DIA
(IN.)*
NUMBER OF 90° ELBOWS
1
2
3
4
5
6
7001 to 8000‡
040-08
040-12
2 Pipe or 2-in
Concentric
1-1/2
49
44
39
34
33
28
2
66
65
63
62
60
59
060-08
060-12
060-16
2 Pipe or 2-in
Concentric
1-1/2
12
7
NA
NA
NA
NA
2
53
48
46
41
40
38
080-12
080-16
080-20
2 Pipe or 2-in
Concentric
2
36
31
19
14
12
NA
2–1/2
66
65
63
62
60
59
100-16
100-20
2 Pipe or 3-in
Concentric
2–1/2
25
17
8
7
NA
NA
3
63
58
53
48
43
38
120-20
2 Pipe or 3-in.
Concentric
3† no disk
20
13
7
NA
NA
NA
4† no disk
61
56
51
46
41
36
See notes at end of table
31