Daikin EBLA11DA3V3

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ESIE20-06A 2021.03

Verantwortung für Energie und Umwelt

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Table of Contents4
General Operation8
Troubleshooting10
To Display the Help Text in Case of a Malfunction10
To Check the Malfunction History10
Error Based Troubleshooting11
01 - Water Flow Problem11
04 - Water Flow Problem During Domestic Hot Water Production12
05 - Water Flow Problem During Heating/Sampling13
06 - Water Flow During Cooling/Defrost14
Inlet Water Thermistor Abnormality15
Outlet Water Thermistor Abnormality15
Outlet Water Temperature Thermistor Abnormality16
Heat Exchanger Frozen16
Heat Exchanger Frozen17
Heat Exchanger Frozen18
00 - Abnormal Increase Outlet Water Temperature (Domestic Hot Water)18
00 - Abnormal Increase Outlet Water Temperature19
03 - Overheating Water Circuit (Thermostat)19
A1-00 - Zero Cross Detection Problem20
A5-00 - Outdoor Unit: High Pressure Peak Cut / Freeze Protection Problem20
Backup Heater Overheated21
External Backup Heater Overheated22
Booster Heater Overheated23
Tank Disinfection Function Not Completed Correctly24
Too Long Domestic Hot Water Heat-Up Time Required25
C0-00 - Flow Sensor Malfunction26
C4-00 - Heat Exchanger Temperature Sensor Problem26
C5-00 - Heat Exchanger Thermistor Abnormality27
Room Temperature Sensor Problem27
E1-00 - Outdoor Unit: PCB Defect28
E3-00 - Outdoor Unit: Actuation of High Pressure Switch29
E3-24 - High Pressure Switch Abnormality30
E4-00 - Abnormal Suction Pressure31
E5-00 - Outdoor Unit: Overheat of Inverter Compressor Motor32
E6-00 - Outdoor Unit: Compressor Startup Defect33
E7-00 - Outdoor Unit: Malfunction of Outdoor Unit Fan Motor34
E8-00 - Outdoor Unit: Power Input Overvoltage34
E9-00 - Malfunction of Electronic Expansion Valve35
Outdoor Unit: Cool/Heat Switchover Problem36
Abnormal Increase Tank Temperature37
Tank Preheating37
F3-00 - Outdoor Unit: Malfunction of Discharge Pipe Temperature38
F6-00 - Outdoor Unit: Abnormal High Pressure in Cooling39
Outdoor Unit: Abnormal High Pressure, Actuation of High Pressure Switch39
H0-00 - Outdoor Unit: Voltage/Current Sensor Problem40
H1-00 - External Temperature Sensor Problem41
H3-00 - Outdoor Unit: Malfunction of High Pressure Switch42
H4-00 - Malfunction of Low Pressure Switch42
H5-00 - Malfunction of Compressor Overload Protection43
H6-00 - Outdoor Unit: Malfunction of Position Detection Sensor44
H8-00 - Outdoor Unit: Malfunction of Compressor Input System45
H9-00 - Outdoor Unit: Malfunction of Outdoor Air Thermistor45
Tank Temperature Sensor Problem46
Water Pressure Sensor Abnormality46
J3-00 - Outdoor Unit: Malfunction of Discharge Pipe Thermistor47
J5-00 - Malfunction of Suction Pipe Thermistor47
J6-00 - Outdoor Unit: Malfunction of Heat Exchanger Thermistor47
J6-07 - Outdoor Unit: Malfunction of Heat Exchanger Thermistor48
J6-32 - Leaving Water Temperature Thermistor Abnormality (Outdoor Unit)48
J8-00 - Malfunction of Refrigerant Liquid Thermistor49
Malfunction of High Pressure Sensor49
L1-00 - Outdoor Unit: Main PCB Abnormality50
L3-00 - Outdoor Unit: Electrical Box Temperature Rise Problem50
L4-00 - Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise51
L5-00 - Outdoor Unit: Inverter Instantaneous Overcurrent52
L8-00 - Malfunction Triggered by a Thermal Protection in the Main PCB53
L9-00 - Prevention of Compressor Lock54
Malfunction in Communication System of Outdoor Unit55
P1-00 - Open Phase Power Supply Imbalance55
P3-00 - Abnormal Direct Current56
P4-00 - Outdoor Unit: Malfunction of Radiating Fin Temperature Sensor56
Capacity Setting Mismatch56
U0-00 - Outdoor Unit: Shortage of Refrigerant57
U1-00 - Malfunction by Reverse Phase/Open Phase58
U2-00 - Outdoor Unit: Defect of Power Supply Voltage58
U3-00 - under Floor Heating Screed Dry out Function Not Completed Correctly59
U4-00 - Indoor/Outdoor Unit Communication Problem59
U5-00 - User Interface Communication Problem60
U7-00 - Outdoor Unit: Transmission Malfunction between Main Microcomputer - Inverter Microcomputer61
U8-02 - Connection with Room Thermostat Lost61
U8-03 - no Connection with Room Thermostat62
U8-04 - Unknown USB Device63
U8-05 - File Malfunction63
U8-07 - P1/P2 Communication Error64
U8-11 - Connection with Wireless Gateway Lost64
Indoor Unit, Outdoor Unit Mismatching Problem65
Tank Type Problem65
Reversed Piping or Bad Communication Wiring Detection66
Symptom Based Troubleshooting67
Symptom: Incorrect Energy Metering Read-Out67
Water Pump Related67
Tap Water Related69
Symptom: User Interface Is Failure or Frozen Screen70
Symptom: Leak70
Symptom: Water Flow or Volume too Low71
Compressor Related71
Symptom: Abnormal Presence of Ice74
Symptom: Domestic Hot Water Capacity Shortage75
Symptom: General Capacity Shortage76
Symptom: Space Heating Capacity Shortage79
Symptom: Inaccurate Temperature Control80
Symptom: Power Consumption too High81
Symptom: System Does Not Start or Operate83
Symptom: the Pump Is Blocked85
Components86
3-Way Valve86
Checking Procedures86
Repair Procedures89
4-Way Valve96
Checking Procedures96
Repair Procedures101
Backup Heater104
Built-In Backup Heater104
Backup Heater Kit112
Backup Heater Thermal Protector121
Built-In Backup Heater121
Backup Heater Kit124
Booster Heater129
Checking Procedures129
Repair Procedures132
Booster Heater Thermal Protector133
Checking Procedures133
Repair Procedures134
Compressor134
Checking Procedures134
Repair Procedures140
Compressor Thermal Protector146
Checking Procedures146
Repair Procedures147
Expansion Valve149
Checking Procedures149
Repair Procedures152
Flow Switch155
Checking Procedures155
Repair Procedures156
High Pressure Switch157
Checking Procedures157
Repair Procedures159
Hydro PCB160
Checking Procedures160
Repair Procedures164
Low Pressure Switch167
Checking Procedures167
Repair Procedures168
Main PCB171
Single Fan Outdoor Unit - Single Phase171
Single Fan Outdoor Unit - Three Phase181
Noise Filter PCB194
Single Fan Outdoor Unit - Single Phase194
Single Fan Outdoor Unit - Three Phase204
Outdoor Unit Fan Motor217
Single Phase Outdoor Unit217
Three Phase Outdoor Unit224
Plate Work230
To Remove the Discharge Grille230
To Open the Outdoor Unit231
To Remove the Top Plate231
To Remove the Switch Box232
To Install the Switch Box237
To Close the Outdoor Unit241
To Install the Discharge Grille242
Reactor242
Checking Procedures243
Repair Procedures244
Refrigerant Pressure Sensor244
Checking Procedures244
Repair Procedures246
Thermistors248
Refrigerant Side Thermistors248
Water Side Thermistors254
Other Thermistors261
User Interface266
Checking Procedures266
Repair Procedures268
Water Flow Sensor268
Checking Procedures268
Repair Procedures270
Water Pressure Sensor272
Checking Procedures272
Repair Procedures274
Water Pump276
Checking Procedures276
Repair Procedures279
Third Party Components284
Electrical Circuit284
Checking Procedures284
Repair Procedures286
Refrigerant Circuit286
Checking Procedures286
Repair Procedures291
Water Circuit299
Checking Procedures299
Repair Procedures302
Manufacturer Components307
Checking Procedures307
Repair Procedures307
External Factors307
Maintenance309
To Clean the Outdoor Unit Heat Exchanger309
To Clean the Integrated Filter of the Shut-Off Valve309
To Check the Pipe Heaters311
Technical Data313
Detailed Information Setting Mode313
Detailed Information Setting Mode: Outdoor Unit313
Detailed Information Setting Mode: Remote Controller313
Wiring Diagram314
Wiring Diagram: Outdoor Unit314
Piping Diagram331
Piping Diagram: Outdoor Unit331
Component Overview333
Component Overview: Single Phase with Backup Heater333
Component Overview: Single Phase Without Backup Heater335
Component Overview: Three Phase with Backup Heater337
Component Overview: Three Phase Without Backup Heater339
Component Overview: Backup Heater Kit341
Field Information Report342
Service Tools345
Field Settings346

Daikin EBLA11DA3V3 - Page 360

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