Daikin ALTHERMA HT ERSQ 011 AA Service Manual
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Contents
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ESIE09-08Aii Table of Contents2.1 Normal Operation ...............................................................................................552.2 Compressor PI Control .......................................................................................562.3 Electronic Expansion Valve PI Control R-410A circuit.....................................572.4 Electronic Expansion Valve PI Control R-134a circuit......................................573. Special Control.................................................................................................. 583.1 Startup Control....................................................................................................583.2 Defrosting Operation ..........................................................................................593.3 Pump-down Residual Operation.........................................................................603.4 Stopping Operation.............................................................................................614. Protection Control ............................................................................................. 624.1 High Pressure Protection Control .......................................................................624.2 Low Pressure Protection Control........................................................................644.3 Discharge Pipe Protection Control .....................................................................664.4 Inverter Protection Control .................................................................................675. Other Control .................................................................................................... 695.1 Heating Operation Prohibition............................................................................695.2 Inverter Fan Control (Switch Box Fan) ..............................................................695.3 Crankcase Heater ................................................................................................696. Outline of Control (Indoor Unit)....................................................................... 706.1 Freeze Prevention ...............................................................................................706.2 Simultaneous demand of space heating and domestic water heating .................71Part 6 - Test Operation................................................................. 771. Test Operation................................................................................................... 781.1 Procedure and Outline ........................................................................................781.2 Air Tight Test and Vacuum Drying....................................................................801.3 Additional Refrigerant Charge ...........................................................................811.4 Operation when Power is Turned On .................................................................852. Outdoor Unit PC Board Layout ........................................................................ 863. Field Setting ...................................................................................................... 873.1 Field Setting from remote control.......................................................................873.2 Field Setting from Outdoor Unit.......................................................................115Part 7 - Troubleshooting............................................................. 1271. Symptom-based Troubleshooting ................................................................... 1292. Troubleshooting by Remote Control............................................................... 1312.1 The INSPECTION / TEST Button ...................................................................1312.2 Self-diagnosis by Wired Remote Control.........................................................1322.3 Operation of the Remote Controller’s Inspection / Test Operation Button......1332.4 Remote Control Service Mode .........................................................................1342.5 Remote Controller Self-Diagnosis Function ....................................................1363. Troubleshooting by Indication on the Remote Controller .............................. 1423.1 “A1” Indoor Unit: PC Board Defect ..................................................................1423.2 “A6” Indoor Unit: Pump Error (M1P) or Other Water System Error...............1433.3 “A9” Indoor Unit: Malfunction of Moving Part of Electronic Expansion Valve(K1E) R-410A circuit1443.4 “AE” Indoor Unit: Water Circuit Error .............................................................1463.5 “AJ” Indoor Unit: Malfunction of Capacity Determination Device.................1473.6 “C1” Indoor Unit: Failure of Transmission (Between Indoor unit PC Board andControl PC Board)148 |
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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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