| Both high and low pressure sides are low |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>BOTH HIGH AND LOW PRESSURE SIDES ARE LOW . |
| Both high and low pressure sides are high |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>BOTH HIGH AND LOW PRESSURE SIDES ARE HIGH . |
| High and low pressure sides are equal, high-pressure side is low |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>HIGH AND LOW PRESSURE SIDES ARE EQUAL, OR HIGH-PRESSURE SIDE IS LOW . |
| High-pressure side is high |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>HIGH-PRESSURE SIDE IS HIGH . |
| Low-pressure side is low |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>LOW-PRESSURE SIDE IS LOW . |
| Low-pressure side is high |
Refer to HVAC SYSTEM (HEATER, VENTILATOR AND A/C)>REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET>INSPECTION>LOW-PRESSURE SIDE IS HIGH . |