Carrier 38AU 16 Series Installation, Start-Up And Service Instructions Manual page 23

20 Ton Charging Chart R-410A Refrigerant
140
60
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. 25 — 38AUZ*25 Charging Chart
Remove Charge if
Below the Curve
250 300 350 400 450
23
500 550 600
38AU500733
D