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Engineering, 15.04.2020 23:48 donnafranks2003

Troubleshooting Challenge 410A
bumity is 60.7%
Indoor dry bulb temp 80°F Indoor wet bulb temp 70°F
Refrigerant R410A
Outdoor ambient temp 89°F hot
Suction line temp 75°F
Liquid line temp 128ºF
Actual Condensing pressure 485 PSIG (131.1 °F)
Actual Evaporator pressure 144 PSIG (50.33 °F)
Diagnose the problem (Only one)
Low Evaporator Airflow (Low load)
Refrigerant Undercharged
Refrigerant Overcharged
High heat load (High Indoor Temperature or Leak in return duct)

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Answers: 2

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Troubleshooting Challenge 410A
bumity is 60.7%
Indoor dry bulb temp 80°F Indoor wet bulb...
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