Carrier WeatherMaster 48HC04 Service And Maintenance Instructions page 16

CHARGING CHART – R-410A REFRIGERANT
COOLING MODE – OUTDOOR FAN MUST BE RUNNING
160
140
120
Add charge if above the curve
100
80
60
Remove charge if below the curve
40
20
150 200 250 300 350
Compressor Discharge Pressure (psig)
Fig. 23 — Cooling Charging Chart - 5 Ton
CHARGING CHART – R-410A REFRIGERANT
COOLING MODE – ALL OUTDOOR FANS MUST BE RUNNING
160
140
120 Add charge if above the curve
100
80
60
Remove charge if below the curve
40
20
150 350
200 250 300
Compressor Discharge Pressure (psig)
Fig. 24 — Cooling Charging Chart - 6 Ton
550
400 450 500 600
REV C
48TM502522
400 500
450 550 600
48TM502680
REV B
2-Stage 6 Ton Charging Chart R-410A Refrigerant
(Cooling Mode - Compressor at Full Load
and Outdoor Fans at High Speed)
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
Compressor Discharge Pressure (PSIG / Kpa)
Fig. 25 — Cooling Charging Chart - 2 Stage 6 Ton
CHARGING CHART – R-410A REFRIGERANT
COOLING MODE – ALL OUTDOOR FANS MUST BE RUNNING
160
140
Add charge if above the curve
120
100
80
60
40
20
150 200 250 300
Compressor Discharge Pressure (psig)
Fig. 26 — Cooling Charging Chart - 7.5 Ton
16
Remove Charge if
Below the Curve
250 300 350 400 450 500 550 600
48TM002738
Remove charge if below the curve
350 400 450 500 550
48TM502681
REV-
600
REV B