Rheem RHPD Series - Charge Charts

80
FIGURE 32
CHARGING CHARTS
DISCHARGE PRESSURE - PSIG
OUTDOOR AMBIENT (°F DB)
7.5 - TON 2-STAGE CHARGE CHARTS
300
275
225
250
400
500
375
325
350
425
475
525
450
200
65
105
55
75
95
115
85
105.0 110.0 115.0100.0 120.0 130.0 135.0 140.0 145.0 150.0125.0
175
155.0 160.0 165.0
SYSTEM CHARGE CHART (COOLING)
DISCHARGE PRESSURE - PSIG
INDOOR AMBIENT (°F DB)
300
275
225
250
400
500
375
325
350
425
475
525
450
200
40.0 60.0 80.020.0 100.0 140.0 160.0 180.0 200.0 220.0120.0
80
70
60
SYSTEM CHARGE CHART (HEATING)
92-106139-04-00
CAUTION: 1. RETURN AIR TEMPERATURE MUST BE WITHIN COMFORT CONDITIONS BEFORE FINAL REFRIGERANT CHECK!
INSTRUCTIONS: 1. MEASURE PRESSURE AT COMPRESSOR SUCTION AND DISCHARGE.
2. MEASURE OUTDOOR AMBIENT TO UNIT.
3. PLACE X ON CHART WHERE SUCTION AND DISCHARGE INTERSECT.
4. IF X IS BELOW OUTDOOR AMBIENT LINE, ADD CHARGE AND REPEAT STEPS 1-3.
5. IF X IS ABOVE OUTDOOR AMBIENT LINE, RECOVER EXCESS CHARGE AND REPEAT STEPS 1-3.
SUCTION PRESSURE, PSIG