ESIE05-04 Additional Checks for Troubleshooting
Part 3 – Troubleshooting 3–53
4 Additional Checks for Troubleshooting
4.1 What Is in This Chapter?
Introduction This chapter explains how you must check the units to carry out troubleshooting correctly.
Overview This chapter contains the following topics:
Topic See page
4.2–Indoor Unit: Checking the Fan Motor Hall IC 3–54
4.3–Indoor Unit: Checking the Power Supply Wave Form 3–55
4.4–Checking the Thermistors 3–56
4.5–Resistance Conversion Table (Ambient, Coil, Fin) 3–57
4.6–Evaluation of Abnormal High Pressure 3–58
4.7–Evaluation of Abnormal Low Pressure 3–59
4.8–Checks 3–60