39
260
280
300
320
340
360
380
400
420
440
460
480
500
80
85
90
95
100
105
110
115 120
Liquid Temperature (F)
Liquid Pressure (psig)
3 TON CHARGING CHART
60
65
70
75
Add refrigerant when below curve
Remove refrigerant when above curve
220
240
Figure 16. Charging Chart for 3 Ton Units
280
300
320
340
360
380
400
420
440
460
480
500
80
85
90
95
100
105
110
115
120
Liquid Temperature (F)
Liquid Pressure (psig)
3.5 TON CHARGING CHART
520
Remove refrigerant when above curve
Add refrigerant when below curve
125 130
Figure 17. Charging Chart for 3.5 Ton Units