Heat Controller R-410A psig, Pressure, Liquid, Add refrigerant when below curve

Liquid Pressure (psig)

500

475 Remove refrigerant when above curve 450425

400

375

350

325

300

275 Add refrigerant when below curve

250
70	75	80	85	90	95	100	105	110	115	120	125

Liquid Temperature (° F)

Figure 6. Charging Chart for 5 Ton Units

	400
	375	Remove refrigerant when above curve
(psig)	350
	325
Pressure
	300
	275
Liquid
	250
	225			Add refrigerant when below curve
	200
	50	55	60	65	70	75	80	85	90

Liquid Temperature (° F)

Figure 7. Heating Charging Chart

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