Rheem RAMP-JEZ Installation Instructions - Page 13

Cooling Only - Does not apply to Heat Pumps

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TABLE 6 LIQUID LINE SIZE - OUTDOOR UNIT ABOVE INDOOR COIL Liquid Line Size Line Size System Connection Line Size Outdoor Unit Above Indoor Coil (Cooling Only - Does not apply to Heat Pumps) Capacity Size (Inch O.D.) Total (Inch I.D.) 25 50 75 100 125 150 Minimum Vertical Separation - Feet 1/4 0 11⁄2 Ton 3/8؆ 5/16 0 3/8* 0 1/4 0 2 Ton 3/8؆ 5/16 0 3/8* 0 1/4 0 21⁄2 Ton 3/8؆ 5/16 0 3/8* 0 3 Ton 3/8؆ 5/16 0 3/8* 0 31⁄2 Ton 3/8؆ 5/16 3/8* 0 0 4 Ton 3/8؆ 3/8* 0 1/2 0 5 Ton 3/8؆ 3/8* 0 1/2 0 0 0 0 0 0 0 3 29 0 0 0 0 14 56 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 24 0 0 0 0 0 0 55 81 108 0 0 0 0 0 0 98 N/A N/A 0 0 0 0 0 0 0 0 9 0 0 0 16 35 54 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Liquid Line Size Line Size Outdoor unit below Indoor Coil System Connection Line Size Capacity Size (Inch O.D.) Total (Inch I.D.) 25 50 75 100 125 150 Maximum Vertical Separation - Feet 1/4 25 40 25 9 N/A N/A 11⁄2 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 21⁄2 Ton 3/8؆ 5/16 25 49 38 27 17 6 3/8* 25 50 68 65 62 58 3 Ton 3/8؆ 5/16 3/8* 25 25 50 37 50 68 22 63 7 N/A 58 53 31⁄2 Ton 3/8؆ 5/16 25 3/8* 25 23 4 N/A NA N/A 50 43 36 30 24 4 Ton 3/8؆ 3/8* 25 46 38 30 22 15 1/2 25 50 56 55 53 52 5 Ton 3/8؆ 3/8* 1/2 25 25 50 56 50 75 44 81 32 79 20 76 *Standard Line Size N/A - Application not recommended. 13

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13
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 6
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
Minimum Vertical Separation - Feet
25
50
75
100
125
150
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
NA
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
*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 O.D.)
Total
Maximum Vertical Separation - Feet
25
50
75
100
125
150