Nortek T4QE - Page 9

9
90 95 100 105 110 115 120 125130
Liquid Temperature (° F)
Liquid Pressure (psig)
75
80
85
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
520
540
560
580
600
135
Remove refrigerant if above curve
Add refrigerant if below curve
T4QE-024KA CHARGING CHART - COOLING
Figure 4. Charging Chart for 2.5 Ton Models

90 95 100 105 110 115 120 125130
Liquid Temperature (° F)
Liquid Pressure (psig)
75
80
85
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
520
540
560
580
600
135
Remove refrigerant if above curve
Add refrigerant if below curve
T4QE-036KA CHARGING CHART - COOLING
Figure 5. Charging Chart for 3 Ton Models
