18
Using plotted operating point:
If plotted op eratin g con ditio n is --
Adju s t charge by --
BELOW the curve REDUCE charge
ABOVE the curve ADD charge
Final Checks —
Ensure that all safety controls are operating, control panel
covers are on, and the service panels are in place.
30
50
70
90
110
130
150
140 190 240 290 340 390 440 490 540 590
PRESSURE AT LIQUID VALVE (PSIG)
PRESSION À LA VANNE DE LIQUIDE (PSIG)
7.5 TON DUAL STAGE CHARGING CHART PURON
(COMPRESSOR FULL LOAD, ALL CONDENSER FANS OPERATING)
DIAGRAMME DE REMPLISSAGE DE PURON POUR 7.5 TONNES, 2 STAGE
(COMPRESSEUR À PLEINE CAPACITÉ, TOUS LES VENTILATEURS DU
CONDENSEUR EN OPÉRATION)
38AU000028
Rev -
TEMPERATURE AT LIQUID VALVE (°F)
TEMPÉRATURE À LA VANNE DE LIQUIDE (°F)
C14293
Fig. 19 -- 38AUZD/E08 Charging Chart
38AU
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