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13
Heat Pump in Heating
* Note: All pressures are listed in
psig. and all temperatures in deg. F.
— Shaded Boxes indicate flooded conditions
— Rated Design Values. Suction Pressure will be lower than design value if indoor air
flow, entering dry bulb, or entering wet bulb temperatures are lower than design.
— Discharge temperatures greater than charted values indicates a refrigerant
undercharge.
Table 2. Q4SA Heating Charging Charts
Q4SA-036
OUTDOOR TEMPERATURE (° F)
0 102030405060
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
17
123 138
22
135 138
27
146 138
32
158 137
41
164 149
54
190 171
67 215 194
18
130 136
23
141 136
28
151 136
33
161 135
42
171 146
55
197 167
68 222 187
19
137 134
24
147 134
29
156 134
34
165 133
43
178 143
56 204 162 69 229 181
20
144 132
25
152 132
30
161 132
35
169 131
44 185 140 57 211 158 70 236 175
21
151 130
26
158 130
31
165 130
36
172 129
45
192 137
58 218 153 71 243 169
22
158 128
27
164 128
32
170 128
37
176 127
46
199 134
59
225 149
72 250 163
23
165 126
28
170 126
33
175 126
38
180 125
47
206 132
60
232 144
73 257 157
Q4SA-048
OUTDOOR TEMPERATURE (° F)
0 102030405060
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
Suc.
Press.
Disch.
Press.
Disch.
Temp.
14
129 134
20
143 135
25
158 135
31
172 136
39
178 141
51
200 152
62 222 162
15
136 132
21
149 133
26
162 133
32
175 134
40
185 138
52
207 147
63 229 156
16
143 130
22
155 131
27
167 131
33
179 132
41
192 136
53 214 143 64 236 150
17
150 128
23
161 129
28
172 129
34
183 130
42 199 133 54 221 138 65 243 144
18
157 126
24
167 127
29
177 127
35
186 128
43
206 130
55 228 134 66 250 137
19
164 124
25
173 125
30
181 125
36
190 126
44
213 127
56
235 129
67 257 131
20
171 122
26
179 123
31
186 123
37
194 124
45
220 124
57
242 125
68 264 125