ESIE09-08
Troubleshooting by Indication on the Remote Controller
Troubleshooting
191
3.52
“U0”
Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure
Remote Control
Display
U0
Applicable
Models
ER*Q 011~016*
Method of
Malfunction
Detection
Short of gas malfunction is detected by discharge pipe temperature thermistor and low pressure
saturation temperature.
Malfunction
Decision
Conditions
Microcomputer judge and detect if the system is short of refrigerant.
+
Malfunction is not decided while the unit operation is continued.
Supposed
Causes
Out of gas or refrigerant system clogging (incorrect piping)
Defect of pressure sensor
Defect of outdoor unit PC board (A1P)
Defect of thermistor R3T
Содержание ERSQ 011AAV1
Страница 2: ......
Страница 12: ...Introduction ESIE09 08 x...
Страница 13: ...ESIE09 08 General Information 1 Part 1 General Information 1 Model Names of Indoor Outdoor Units Tanks 2...
Страница 16: ...Model Names of Indoor Outdoor Units Tanks ESIE09 08 4 General Information...
Страница 17: ...ESIE09 08 Specifications 5 Part 2 Specifications 1 Specifications 6 1 1 Outdoor Units 6 1 2 Indoor Unit 8...
Страница 22: ...Specifications ESIE09 08 10 Specifications...
Страница 36: ...Functional Parts Layout ESIE09 08 24 Refrigerant Circuit 2 5 EKHTSU 200 260 A Front view Tank sensor...
Страница 38: ...Functional Parts Layout ESIE09 08 26 Refrigerant Circuit...
Страница 246: ...Method of Replacing the Inverter s Power Transistors Modules ESIE09 08 234 Appendix Inverter PC board C C W U V...
Страница 248: ...Method of Replacing the Inverter s Power Transistors Modules ESIE09 08 236 Appendix...