Installation guide

Table 3--Superheat Charging
OUTDOOR EVAPORATOR ENTERING AIR TEMPERATURE (°FWB)
TEMP
(OF) 50 52 54 56 58 60 62 64 66 68
55 9 12 14 17 20 23 26 29 32 35
60 7 10 12 15 18 21 24 27 30 33
65 -- 6 fl0 13 16 19 21 24 27 30
70 -- -- 7 10 13 16 19 21 24 27
75 -- -- -- 6 9 12 15 18 2! 24
80 .... 5 8 12 15 18 2!
85 ...... 8 1! 15 19
90 ...... 5 9 13 16
95 ....... 6 10 14
100 ........ 8 12
105 ........ 5 9
110 ......... 6
115 ..........
70 72 74 76
37 40 42 45
35 38 40 43
33 36 38 4!
30 33 36 39
28 3! 34 37
25 28 3! 35
22 26 30 33
20 24 27 31
18 22 25 29
15 20 23 27
13 17 22 26
11 15 20 25
8 14 18 23
--Where a dash appears, do not attempt to charge system under these conditions or refrigerant slugging may occur Charge must
NOTE: Superheat °F is at low-side service port
be weighed in
Table 4--Required Suction-Line Temperature
SUPERHEAT SUCTION PRESSURE AT SERVICE PORT (PSIG)
TEMP
(°F) 6! .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 5! 53 55 57 59 61 63 65
16 51 53 55 57 59 61 63 65 67
18 53 55 57 59 6! 63 65 67 69
20 55 57 59 61 63 65 67 69 71
22 57 59 6! 63 65 67 69 71 73
24 59 61 63 65 67 69 71 73 75
26 6! 63 65 67 69 71 73 75 77
28 63 65 67 69 7! 73 75 77 79
30 65 67 69 71 73 75 77 79 81
32 67 69 7! 73 75 77 79 81 83
34 69 71 73 75 77 79 81 83 85
36 7! 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