System Charge Charts - Daikin Maverick I Installation And Maintenance Manual

Maintenance

System Charge Charts

Figure 38: System Charging Chart: MPS 015B
INSTRUCTIONS:
46
CAUTION: BOTH COMPRESSORS MUST BE OPERATING BEFORE CHECKING
REFRIGERANT CHARGE.
RETURN AIR TEMPERATURE MUST BE WITHIN COMFORT CONDITIONS
BEFORE FINAL REFRIGERANT CHECK!
MEASURE PRESSURE AT COMPRESSOR SUCTION AND DISCHARGE.
MEASURE OUTDOOR AMBIENT TO UNIT.
PLACE (X) ON CHART WHERE SUCTION AND DISCHARGE INTERSECT.
IF (X) IS BELOW OUTDOOR AMBIENT LINE, ADD CHARGE AND REPEAT
STEPS 1-3.
IF (X) IS ABOVE OUTDOOR AMBIENT LINE, RECOVER EXCESS CHARGE
AND REPEAT STEPS 1-3.
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15 TON, CIRCUIT
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15 TON, CIRCUIT
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Daikin IM 972-1