|
|
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–41 Connect The Manifold Gauge 901RS137 Legend (1) Low Side Condition Possible cause Correction Discharge (High Gauge) Pressure Condenser clogged or dirty. Clean the condenser fins Abnormally High Cooling fan does not operate Check the cooling fan operation. Discharge (High Gauge) Pressure Excessive refrigerant in system. Discharge and recover refrigerant. Discharge (High Gauge) Pressure Air in system. Evacuate and charge refrigerant Discharge (High Gauge) Pressure Insufficient refrigerant in system. Check for leaks. Discharge and Discharge (High Gauge) Pressure Clogged or defective expansion Replace the expansion valve. |