Installation guide
INST ALLATION INSTRUCTIONS R- 410A Split System Air Conditioner
10 421 01 5103 05
12. Optimum performance will be achieved when
the operating charge produces 10_F suction
superheat at suction service valve with 95_F
(35_C) outdoor ambient and 80_F(27_C) dry
bulb (67_F/19_C) wet bulb) indoor
temperature (DOE “A” test conditions) at
rated airflow.
Figure 11
SUPERHEAT CHARGING TABLE
(SUPERHEAT ˚F AT LOW-SIDE SERVICE PORT)
SUPERHEAT CHARGING TABLE
(SUPERHEAT ˚C AT LOW-SIDE SERVICE PORT)
Outdoor
Temp
EVAPORATOR ENTEREING AIR ˚F AT WB Outdoor
Temp
EVAPORATOR ENTEREING AIR ˚C AT WB
˚F = Fahrenheit ˚C = Celsius
˚F 50 52 54 56 58 60 62 64 66 68 70 72 74 76 ˚C 10 11 12 13 14 16 17 18 19 20 21 22 23 24
55 9 12 14 17 20 23 26 29 32 35 37 40 42 45 13 5 7 8 9 11 13 14 16 18 19 21 22 23 25
60 7 10 12 15 18 21 24 27 30 33 35 38 40 43 16 4 6 7 8 10 12 13 15 17 18 19 21 22 24
65 - 6 10 13 16 19 21 24 27 30 33 36 38 41 18 - 3 6 7 9 11 12 13 15 17 18 20 21 23
70 - - 7 10 13 16 19 21 24 27 30 33 36 39 21 - - 4 6 7 9 11 12 13 15 17 18 20 22
75 - - - 6 9 12 15 18 21 24 28 31 34 37 24 - - - 3 5 7 8 10 12 13 16 17 19 21
80 - - - - 5 8 12 15 18 21 25 28 31 35 27 - - - - 3 4 7 8 10 12 14 16 17 19
85 - - - - - - 8 11 15 19 22 26 30 33 29 - - - - - - 4 6 8 11 12 14 17 18
90 - - - - - - 5 9 13 16 20 24 27 31 32 - - - - - - 3 5 7 9 11 13 15 17
95 - - - - - - - 6 10 14 18 22 25 29 35 - - - - - - - 3 6 8 10 12 14 16
100 - - - - - - - - 8 12 15 20 23 27 38 - - - - - - - - 4 7 8 11 13 15
105 - - - - - - - - 5 9 13 17 22 26 41 - - - - - - - - 3 5 7 9 12 14
110 - - - - - - - - - 6 11 15 20 25 43 - - - - - - - - - 3 6 8 11 14
115 - - - - - - - - - - 8 14 18 23 46 - - - - - - - - - - 4 8 10 13
*Optimum performance point, 95° F (35° C) outdoor ambient and (80° F / 27° C dry bulb), (67° F / 19° C wet bulb) indoor conditions. (D OE A Test Conditions)
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, Allow a tolerance of ± 3° F (± 1.7° C)
Note: Indoor dry bulb between 70° F a nd 80° F (21° C and 27° C)
Figure 12 SUCTION PRESSURE AT SERVICE PORT PSIG SUCTION PRESSURE AT SERVICE PORT kPA
SUPER-
HEAT
TEMP F
108 112 117 121 126 131 139 141 146 SUPER-
HEAT
TEMP C
743 774 805 836 869 902 957 971 1005
REQUIRED SUCTION TUBE TEMPERATURE ˚F
(MEASURED AT LOW- SIDE SERVICE PORT)
REQUIRED SUCTION TUBE TEMPERATURE ˚C
(MEASURED AT LOW- SIDE SERVICE PORT)
0 35 37 39 41 43 45 47 49 51 0 2 3 4 5 6 7 8 9 11
2 37 39 41 43 45 47 49 51 53 1 3 4 5 6 7 8 9 11 12
4 39 41 43 45 47 49 51 53 55 2 4 5 6 7 8 9 11 12 13
6 41 43 45 47 49 51 53 55 57 3 5 6 7 8 9 11 12 13 14
8 43 45 47 49 51 53 55 57 59 4 6 7 8 9 11 12 13 14 15
10 45 47 49 51 53 55 57 59 61 6 7 8 9 11 12 13 14 15 16
12 47 49 51 53 55 57 59 61 63 7 8 9 11 12 13 14 15 16 17
14 49 51 53 55 57 59 61 63 65 8 9 11 12 13 14 15 16 17 18
16 51 53 55 57 59 61 63 65 67 9 11 12 13 14 15 16 17 18 19
18 53 55 57 59 61 63 65 67 69 10 12 13 14 15 16 17 18 19 21
20 55 57 59 61 63 65 67 69 71 11 13 14 15 16 17 18 19 21 22
22 57 59 61 63 65 67 69 71 73 12 14 15 16 17 18 19 21 22 23
24 59 61 63 65 67 69 71 73 75 13 15 16 17 18 19 21 22 23 24
26 61 63 65 67 69 71 73 75 77 14 16 17 18 19 21 22 23 24 25
28 63 65 67 69 71 73 75 77 79 16 17 18 19 21 22 23 24 25 26
30 65 67 69 71 73 75 77 79 81 17 18 19 21 22 23 24 25 26 27