Ruud Air Conditioners Troubleshooting
1. Measure the liquid pressure
at the liquid line service valve.
2. Convert the liquid line pressure to saturated temperature.
3. Measure the liquid line temperature at the liquid line service valve.2. Convert the liquid line pressure to saturated temperature.
4. Compare the liquid line temperature to the saturated temperature.
5. The difference between saturated temperature and liquid line temperature is the subcooling. Subcooling normal range 9° to 12°.
Ruud-Air-Conditioners-Troubleshooting
