Table 3—Superheat Charging
OUTDOOR
TEMP
(°F)
EVAPORATOR ENTERING AIR TEMPERATURE (°F WB)
50
52
54
56
58
60
62
64
66
68
70
72
74
76
55
9
12
14
17
20
23
26
29
32
35
37
40
42
45
60
7
10
12
15
18
21
24
27
30
33
35
38
40
43
65
—
6
10
13
16
19
21
24
27
30
33
36
38
41
70
—
—
7
10
13
16
19
21
24
27
30
33
36
39
75
—
—
—
6
9
12
15
18
21
24
28
31
34
37
80
—
—
—
—
5
8
12
15
18
21
25
28
31
35
85
—
—
—
—
—
—
8
11
15
19
22
26
30
33
90
—
—
—
—
—
—
5
9
13
16
20
24
27
31
95
—
—
—
—
—
—
—
6
10
14
18
22
25
29
100
—
—
—
—
—
—
—
—
8
12
15
20
23
27
105
—
—
—
—
—
—
—
—
5
9
13
17
22
26
110
—
—
—
—
—
—
—
—
—
6
11
15
20
25
115
—
—
—
—
—
—
—
—
—
—
8
14
18
23
—Where a dash appears, do not attempt to charge system under these conditions or refrigerant slugging may occur. Charge must be weighed in.NOTE:
Superheat °F is at low-side service port.
Table 4—Required Suction-Line Temperature
SUPERHEAT
TEMP
(°F)
SUCTION PRESSURE AT SERVICE PORT (PSIG)
61.5
64.2
67.1
70.0
73.0
76.0
79.2
82.4
85.7
0
35
37
39
41
43
45
47
49
51
2
37
39
41
43
45
47
49
51
53
4
39
41
43
45
47
49
51
53
55
6
41
43
45
47
49
51
53
55
57
8
43
45
47
49
51
53
55
57
59
10
45
47
49
51
53
55
57
59
61
12
47
49
51
53
55
57
59
61
63
14
49
51
53
55
57
59
61
63
65
16
51
53
55
57
59
61
63
65
67
18
53
55
57
59
61
63
65
67
69
20
55
57
59
61
63
65
67
69
71
22
57
59
61
63
65
67
69
71
73
24
59
61
63
65
67
69
71
73
75
26
61
63
65
67
69
71
73
75
77
28
63
65
67
69
71
73
75
77
79
30
65
67
69
71
73
75
77
79
81
32
67
69
71
73
75
77
79
81
83
34
69
71
73
75
77
79
81
83
85
36
71
73
75
77
79
81
83
85
87
38
73
75
77
79
81
83
85
87
89
40
75
77
79
81
83
85
87
89
91
Copyright 1998 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231
38tkb5si
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1
4
Tab
3a 2a
PC 101
Catalog No. 563-754
Printed in U.S.A.
Form 38TKB-5SI
Pg 8
11-98
Replaces: 38TKB-4SI