Rheem RRNL Installation Instructions Manual page 94

FIGURE 49
SYSTEM CHARGE CHARTS
525
500
475
450
425
400
375
350
325
300
275
250
225
200
175
100 105
INSTRUCTIONS:
1. CONNECT PRESSURE GUAGES TO SUCTION AND LIQUID PORTS AT OUTDOOR UNIT.
2. MEASURE AIR TEMPERATURE TO THE UNIT (OUTDOOR DRY BULB AMBIENT).
3. PLACE AN "X" ON THE CHART WHERE THE SUCTION AND LIQUID PRESSURE CROSS.
4. IF "X" IS BELOW OUTDOOR TEMPERATURE LINE, ADD CHARGE AND REPEAT 3.
5. IF "X" IS ABOVE OUTDOOR TEMPERATURE LINE, RECOVER CHARGE AND REPEAT.
94
(-)RNL – 5 TON COOLING
5 TON COOLING
SYSTEM CHARGE CHART
R-410A
110 115 120 125
Pressure at Suction Service Port (psig)
REFRIGERANT
130 135 140 145
1 1 5
1 0 5
9 5
8 5
7 5
6 5
5 5
150 155 160 165
92-22904-57-00