Carrier 42QFD048D8S Service Manual page 124

iii) Pressure On Service Port
Cooling chart(R410A):
ODU(DB)
°F(°C)
IDU(DB/WB)
70/59 (21.11/15)
75/63 (23.89/17.22)
BAR
80/67 (26.67/19.44)
90/73 (32.22/22.78)
70/59 (21.11/15)
75/63 (23.89/17.22)
PSI
80/67 (26.67/19.44)
90/73 (32.22/22.78)
70/59 (21.11/15)
75/63 (23.89/17.22)
MPa
80/67 (26.67/19.44)
90/73 (32.22/22.78)
1.4
1.2
1
0.8
0.6
0.4
0.2
0
15
0(-17) 5(-15)
(-9.44)
6.4 6.5 7.3
6.7 6.8 7.9
7.1 7.2 8.5
7.7 7.8 9.6
93 94 106
97 99 115
103 104 123
112 113 139
0.64 0.65 0.73
0.67 0.68 0.79
0.71 0.72 0.85
0.77 0.78 0.96
Appendix 4

45 75 85
(7.22) (23.89) (29.44)
8.0 8.2 7.8
8.6 8.6 8.3
9.5 9.3 8.9
10.5 10.3 9.5
116 119 113
125 124 120
138 135 129
152 149 138
0.8 0.82 0.78
0.86 0.86 0.83
0.95 0.93 0.89
1.05 1.03 0.95

105 115
95 (35)
(40.56) (46.11)
8.1 8.6 10.1
8.7 9.1 10.7
9.1 9.6 11.2
10.0 10.6 12.4
117 125 147
126 132 155
132 140 162
145 154 180
0.81 0.86 1.01
0.87 0.91 1.07
0.91 0.96 1.12
1 1.06 1.24
70/59
75/63
80/67
90/73
120
(48.89)
10.6
11.2
11.9
13.0
154
162
173
189
1.06
1.12
1.19
1.3