Carrier Bryant 575J 07 Series Installation, Start-Up And Service Instructions Manual page 20

7.5 Ton Dual Stage Heat Pump Charging Chart R-410A
60 140
54
120
48
Add Charge if
42
Above the Curve
100
36
30
80
24
18
60
12
6
40
0
–6 20
50 100 150 200
350 700 1050 1400 1750 2100 2450 2800 3150 3500 3850
Pressure at Liquid Valve (PSIG / Kpa)
Fig. 17 — 575J*08M/N Charging Chart
Refrigerant
Rem ove Charge if
Below the Curve
250 300 350 400 450
20
500 550 600
38AU000063 A