Carrier 38AUQ 25 Series Installation, Start-Up And Service Instructions Manual page 19

15 Ton Heat Pump Circuit A 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
50 100 150 200 250 300 350 400 450 500 550 600
350 700 1050 1400 1750 2100 2450 2800 3150 3500 3850
Pressure at Liquid Valve (PSIG / Kpa)
20 Ton Heat Pump Circuit A 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
50 100 150 200 250 300 350 400 450 500 550 600
350 700 1050 1400 1750 2100 2450 2800 3150 3500 3850
Pressure at Liquid Valve (PSIG / Kpa)
Rem ove Charge if
Below the Curve
C
38AU500960
Fig. 16 — 38AUQ*16 Charging Chart
Rem ove Charge if
Below the Curve
C
38AU500961
Fig. 17 — 38AUQ*25 Charging Chart
19
15 Ton Heat Pump Circuit B 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
50 100 150 200 250 300 350 400 450 500 550 600
350 700 1050 1400 1750 2100 2450 2800 3150 3500 3850
Pressure at Liquid Valve (PSIG / Kpa)
20 Ton Heat Pump Circuit B 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
50 100 150 200 250 300 350 400 450 500 550 600
350 700 1050 1400 1750 2100 2450 2800 3150 3500 3850
Pressure at Liquid Valve (PSIG / Kpa)
Rem ove Charge if
Below the Curve
C
38AU500960
Rem ove Charge if
Below the Curve
C
38AU500961