Daikin ALTHERMA HT ERSQ 011 AA Service Manual
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Contents
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ESIE09-08Aiv Table of ContentsBoard1993.49 “LH” Indoor Unit: Converter Error ...................................................................2003.50 “P1” Outdoor Unit: High Voltage of Capacitor in Main Inverter Circuit .........2013.51 “P1” Indoor Unit: High Voltage of Capacitor in Main Inverter Circuit............2023.52 “PJ” Indoor Unit: Faulty Combination of PCB ...............................................2033.53 “U0” Low Pressure Drop Due to Refrigerant Shortage or Electronic ExpansionValve Failure2043.54 “U2” Power Supply Insufficient or Instantaneous Failure................................2063.55 “U2” Power Supply Insufficient or Instantaneous Failure................................2083.56 “U4” Malfunction of Transmission between Indoor Unit and Outdoor Unit ...2103.57 “U4” Malfunction of Transmission Indoor Unit...............................................2123.58 “U5” Malfunction of Transmission between Remote Control and Indoor Unit .....2133.59 “U7” Indoor Unit: Malfunction of Transmission Outdoor Unit........................2143.60 “U8” Malfunction of Transmission between Main and Sub Remote Controls.2153.61 “UA” Communication Error between Outdoor Unit and Indoor Unit...............2163.62 “UF” System is not Set yet ................................................................................2173.63 “UH” Malfunction of System, Refrigerant System Address Undefined ...........218Part 8 - Appendix ........................................................................ 2231. Piping Diagrams.............................................................................................. 2241.1 Outdoor Unit.....................................................................................................2241.2 Indoor Unit........................................................................................................2261.3 Switch Box Layout ...........................................................................................2292. Wiring Diagrams............................................................................................. 2332.1 Outdoor Unit.....................................................................................................2332.2 Field Wiring Connection Diagram ...................................................................2372.3 Indoor Unit........................................................................................................2383. Thermistor Resistance / Temperature Characteristics .................................... 2514. Pressure Sensor ............................................................................................... 2545. Method of Replacing the Inverter’s Power Transistors Modules ................... 2556. External Backup Heater Kit ............................................................................ 2586.1 Model Name .....................................................................................................2586.2 Main Components.............................................................................................2596.3 Technical Specifications...................................................................................2616.4 Detailed Explanation of Setting Modes............................................................2626.5 External Backup Heater Control.......................................................................2636.6 Troubleshooting by Indication on the Remote Controller................................2656.7 Troubleshooting: General Symptoms ...............................................................2666.8 Switch Box Layout ...........................................................................................2676.9 Wiring Diagrams ..............................................................................................2697. 3-Way Valve ................................................................................................... 2737.1 Build-Up of 3-Way Valve ................................................................................2737.2 Troubleshooting Overview 3-Way Valve.........................................................2747.3 How to Verify If 3-Way Valve is Installed Correctly ......................................275Part 9- Precautions for New Refrigerant (R-410A) .................... 2791. Precautions for New Refrigerant (R-410A) .................................................... 2801.1 Outline ..............................................................................................................2801.2 Refrigerant Cylinders........................................................................................282 |
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This manual is suitable for:
ALTHERMA HT EKBUHAA6 V3ALTHERMA HT EKBUHAA6 W1ALTHERMA HT EKHBRD 011 AAALTHERMA HT EKHBRD 011 ABALTHERMA HT EKHBRD 011 ACALTHERMA HT EKHBRD 011 Y1ALTHERMA HT EKHBRD 014 AAALTHERMA HT EKHBRD 014 ABALTHERMA HT EKHBRD 014 ACALTHERMA HT EKHBRD 014 Y1ALTHERMA HT EKHBRD 016 AAALTHERMA HT EKHBRD 016 ABALTHERMA HT EKHBRD 016 Y1ALTHERMA HT EKHTS(U) 200 AALTHERMA HT EKHTS(U) 200 ABALTHERMA HT EKHTS(U) 200 ACALTHERMA HT EKHTS(U) 260 AALTHERMA HT EKHTS(U) 260 ABALTHERMA HT EKHTS(U) 260 ACALTHERMA HT ERRQ 011 AAALTHERMA HT ERRQ 011 V1ALTHERMA HT ERRQ 011 Y1ALTHERMA HT ERRQ 014 AAALTHERMA HT ERRQ 014 V1ALTHERMA HT ERRQ 014 Y1ALTHERMA HT ERRQ 016 AAALTHERMA HT ERRQ 016 V1ALTHERMA HT ERRQ 016 Y1ALTHERMA HT ERSQ 011 AAALTHERMA HT ERSQ 011 V1ALTHERMA HT ERSQ 011 Y1ALTHERMA HT ERSQ 014 AAALTHERMA HT ERSQ 014 V1ALTHERMA HT ERSQ 014 Y1ALTHERMA HT ERSQ 016 AAALTHERMA HT ERSQ 016 V1ALTHERMA HT ERSQ 016 Y1EKHBRD 011 V1EKHBRD 014 V1EKHBRD 016 ACEKHBRD 016 V1
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