Service manual

ESIE03–01 Error Codes: Outdoor Units
Part 3 – Troubleshooting 3–37
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Part 3
3 Error Codes: Outdoor Units
3.1 What Is in This Chapter?
Introduction In the first stage of the troubleshooting sequence, it is important to correctly interpret the error code on
the remote controller display. The error code helps you to find the cause of the problem.
Overview This chapter contains the following topics:
Topic See page
3.2–Activation of Safety Device (EO) 3–38
3.3–Failure of Outdoor Unit PC Board (E1) 3–43
3.4–Abnormal High Pressure (Detected by the HPS) (E3) 3–44
3.5–Abnormal Low Pressure (Detected by the LPS) (E4) 3–46
3.6–Compressor Overcurrent (E6) 3–48
3.7–Malfunctioning Electronic Expansion Valve (E9) 3–50
3.8–Malfunctioning in Discharge Pipe Temperature (F3) 3–52
3.9–Malfunctioning HPS (H3) 3–54
3.10–Malfunctioning Outdoor Thermistor System (H9) 3–55
3.11–Malfunctioning Discharge Pipe Thermistor System (J3) 3–56
3.12–Malfunctioning Heat Exchanger Thermistor System (J6) 3–57
3.13–Abnormal Heat Exchanging Temperature (F6) 3–58
3.14–Malfunction of Current Sensor System (J2) 3–59
3.15–Failure of Capacity Setting (PJ) 3–60