Charge Charts - Rheem RHPD Series Installation Instructions Manual

525
SYSTEM CHARGE CHART (COOLING)
500
475
450
425
400
375
350
325
300
275
250
225
200
175
100.0
525
SYSTEM CHARGE CHART (HEATING)
500
475
450
425
400
375
350
325
300
275
250
225
200
20.0
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.
80
CHARGING CHARTS
7.5 - TON 2-STAGE CHARGE CHARTS
105.0 110.0 115.0 125.0
40.0 60.0 80.0
SUCTION PRESSURE, PSIG
FIGURE 32
120.0 130.0 135.0 140.0
100.0 120.0 140.0
145.0 150.0 155.0 160.0
160.0 180.0 200.0
92-106139-04-00
115
105
95
85
75
65
55
165.0
80
70
60
220.0