13
1/4
25
40
25
9
N/A
N/A
1
1
⁄
2
Ton
3/8”
5/16
25
50
62
58
53
49
3/8*
25
50
75
72
70
68
1/4
23
N/A
N/A
N/A
N/A
N/A
2 Ton
3/8”
5/16
25
36
29
23
16
9
3/8*
25
50
72
70
68
65
1/4
25
N/A
N/A
N/A
N/A
N/A
2
1
⁄
2
Ton
3/8”
5/16
25
49
38
27
17
6
3/8*
25
50
68
65
62
58
5/16
25
50
37
22
7
N/A
3 Ton
3/8”
3/8*
25
50
68
63
58
53
5/16
25
23
4
N/A
N/A
N/A
3
1
⁄
2
Ton
3/8”
3/8*
25
50
43
36
30
24
3/8*
25
46
38
30
22
15
4 Ton
3/8”
1/2
25
50
56
55
53
52
3/8*
25
50
56
44
32
20
5 Ton
3/8”
1/2
25
50
75
81
79
76
1/4
0
0
0
0
8
24
1
1
⁄
2
Ton
3/8”
5/16
0
0
0
0
0
0
3/8*
0
0
0
0
0
0
1/4
0
3
29
55
81
108
2 Ton
3/8”
5/16
0
0
0
0
0
0
3/8*
0
0
0
0
0
0
1/4
0
14
56
98
N/A
N/A
2
1
⁄
2
Ton
3/8”
5/16
0
0
0
0
0
0
3/8*
0
0
0
0
0
0
5/16
0
0
0
0
0
9
3 Ton
3/8”
3/8*
0
0
0
0
0
0
5/16
0
0
0
16
35
54
3
1
⁄
2
Ton
3/8”
3/8*
0
0
0
0
0
0
3/8*
0
0
0
0
0
0
4 Ton
3/8”
1/2
0
0
0
0
0
0
3/8*
0
0
0
0
0
0
5 Ton
3/8”
1/2
0
0
0
0
0
0
TABLE 3
LIQUID LINE SIZE – OUTDOOR UNIT ABOVE INDOOR COIL
Liquid Line Size
Outdoor Unit Above Indoor Coil
(Cooling Only - Does not apply to Heat Pumps)
System
Capacity
Line Size
Connection Size
(Inch I.D.)
Line Size
(Inch O.D.)
Total Equivalent Length - Feet
Minimum Vertical Separation - Feet
25
50
75
100
125
150
TABLE 4
LIQUID LINE SIZE – OUTDOOR UNIT BELOW INDOOR COIL
NOTES:
*Standard Line Size
N/A - Application not recommended.
Liquid Line Size
Outdoor Unit Below Indoor Coil
System
Capacity
Line Size
Connection Size
(Inch I.D.)
Line Size
(Inch OD)
Total Equivalent Length - Feet
Maximum Vertical Separation - Feet
25
50
75
100
125
150
NOTES:
*Standard Line Size
N/A - Application not recommended.
