Manual

Refrigerant Charging Charts for Cooling Mode of Operation
13 SEER Split System Restrictor Cooling Charging Charts with ZRK3 Compressors
REFRIGERANT CHARGING CHARTS LEGEND FOR COOLING/HEATING MODES OF OPERATION
*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.
1-1/2
TON
Suction
Press.
73
75
77
79
81
83
85
87
89
91
93
95
97
99
OUTDOOR TEMPERATURE (°F)
70 75 80 85 90 95 100 105
Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis. Dis.
Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp.
140 135
143 140 155 137
145 146 157 143 170 140
147 150 160 148 172 145 185 142
151 153 162 152 175 150 187 147 200 144
166 155 177 154 189 151 202 149
181 157 192 155 204 153 217 151 I
196 159 207 157 219 155
199 163 211 161 222 159
214 165 226 163 237 161
229 167 241 165 252 I 163
244 169 256 I 167
259 172