Nortek FT4BE-K - Page 11

11
Figure 6. Charging Chart for 2 Ton Units (TXV Matches)
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
520
540
560
580
600
75 80 85 90 95 100 105 110115 120 125 130 135
2 Ton Charging Chart - Cooling
Liquid Temperature (
0
F)
Liquid Pressure (psig)
Remove refrigerant when the above curve
Add refrigerant when below the curve
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
520
540
560
580
600
75 80 85 90 95 100 105 110 115 120 125 130 135
2 1/2 Ton Charging Chart - Cooling
Liquid Temperature (
0
F)
Liquid Pressure (psig)
Remove refrigerant when the above curve
Add refrigerant when below the curve
Figure 7. Charging Chart for 2.5 Ton Units (TXV Matches)