Daikin EKMBUHCA3V3 manuals
EKMBUHCA3V3
Table of contents
- Table Of Contents
- about this document
- outdoor unit
- control box
- Setting up an external temperature sensor
- To connect the domestic hot water pump
- box and control box
- preparing electrical wiring
- mounting the outdoor unit
- connecting the electrical wiring
- To close the outdoor unit
- second user interface
- Underfloor heating screed dryout
- dimensions and service space
- center of gravity
- piping diagram
- wiring diagram
- technical specifications
- operation range
EKMBUHCA3V3
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Part 1. Introduction
- Warnings
- Cautions
- Information
- General operation of Daikin Altherma CA low temperature heat pump
- Interactive information flow
- Parts of the book
- Part 2. Troubleshooting
- How to reset error codes
- Error code based troubleshooting
- AC-00" – Booster heater thermal protector is open
- AH-00" – Disinfection operation error
- A1-00" – Zero cross detection problem
- CJ-02" – User interface room temperature error
- C0-02" – Flow switch error
- EC-00" – Domestic hot water temperature error
- E3-00" – High pressure abnormality (refrigerant)
- E5-00" – Compressor motor lock
- E7-00" – Malfunction of outdoor unit fan motor
- E9-00" – Expansion valve abnormality
- F6-00" – Abnormal high pressure in cooling
- HC-00" – Domestic hot water temperature error
- H1-00" – Optional temperature sensor error (indoor ambient)
- H8-00" – Malfunction of compressor input (CT) system
- JA-00 / JI-00" – Pressure sensor abnormality
- J7-00" – Malfunction of intermediate heat exchanger thermistor
- L1-00" – Outdoor main PCB abnormality
- L4-00" – Radiation fin temperature abnormality
- L8-00" – Electronic thermal overload
- UA-16" – Communication warning between hydro PCB A1P and control box PCB
- UA-22" – Communication warning between control box and option box
- UF-00" – Communication error between hydro PCB A1P and outdoor main PCB or gas shortage
- U3-00" – Abnormal stop of underfloor heating dry-out scheduled operation
- U5-00" – Transmission error between user interface and hydro PCB A1P
- H-04" – Water flow abnormality during DHW operation
- H-05" – Water flow abnormality during space heating operation
- H-00" – Backup heater outlet water temperature error
- Plate heat exchanger freeze-up error
- Plate heat exchanger warning during defrost
- Capacity shortage - General
- Capacity shortage - Space heating
- Capacity shortage - Domestic hot water operation
- The system does not start/operate
- Inaccurate temperature control (for both domestic hot water and space heating operation)
- Water leakage or water release via the water pressure relieve valve
- Power consumption too high
- Increased sound level - water pump
- Tapping water related
- Compressor related
- Pump related
- Outdoor unit is iced up (defrost problem)
- Water volume/flow related
- Component checklist - Water Circuit
- Overall power circuit check
- Resistance check
- Booster heater E4H
- Thermistors
- Water pump M1P (Main Supply Pump)
- Water pump M2P (DHW pump)
- Plate type heat exchanger
- Thermal protector backup heater Q1L
- Water flow sensor B1L
- Water flow switch S1L
- way valve M3S
- Extension PCB A4P
- Component checklist - Refrigerant Circuit
- Compressor M1C
- Muffler
- Pressure sensor S1NPH
- High pressure switch S1PH
- Electronic expansion valve Y1E
- way valve Y1R
- Inverter PCB2
- Fan motor
- Part 3. Repair
- Refrigerant recovery
- Refrigerant pump down
- Pipe work procedures
- Products
- Unit specific repair procedures Monobloc CA
- Removing the hydrobox front plate
- Removing the top plate
- Removing the front plate assembly
- Removing the compressor sound insulation
- Parts replacement procedures
- Replacing the DC fan motor assembly
- Replacing the switch box
- Removing the switch box
- Replacing the PCB1 main
- Removing the PCB assembly main - 1
- Removing the PCB assembly main - 2
- Replacing the PCB2 inverter
- Removing the PCB assembly inverter - 2
- Replacing a thermistor
- Replacing the compressor
- Removing the compressor
- Replacing the 4-way valve coil
- Removing the 4-way valve
- Replacing the high pressure switch S1PH
- Replacing the pressure sensor S1NPH
- Replacing the expansion valve Y1E motor
- Removing the expansion valve Y1E motor
- Replacing the water pump M1P
- Part 4. Maintenance
- Checking the pressure relief valve of Space Heating circuit
- Draining the Domestic Hot Water tank
- Checking the Switch box
EKMBUHCA3V3
Table of contents
- Table Of Contents
- Table Of Contents
- general safety precautions
- outdoor unit
- control box
- Identification label: Outdoor unit
- Possible options for the outdoor unit
- setting up the power consumption control
- Installation site requirements of the control box
- preparing electrical wiring
- mounting the outdoor unit
- connecting the water piping
- connecting the electrical wiring
- To connect the electrical wiring on the control box
- To connect the option box power supply
- To connect the electrical meters
- To connect the changeover to external heat source
- To connect the backup heater kit to the control box
- To connect the valve kit
- Finishing the outdoor unit installation
- To access the most used commands
- To copy the language set from the first to the second user interface
- Quick wizard: Options
- Quick wizard: Capacities (energy metering)
- Contact/helpdesk number
- Heat source settings
- System settings
- Menu structure: Overview user settings
- Menu structure: Overview installer settings
- Overview: Commissioning
- To check the minimum flow rate
- To perform a test run
- About locking and unlocking
- Overview: Troubleshooting
- Symptom: The compressor does NOT start
- Symptom: The pressure relief valve opens
- troubleshooting
- 13 Disposal
- Overview: Disposal
- Service space: Outdoor unit
- Piping diagram: Outdoor unit
- Wiring diagram: Outdoor unit
- power supply
- Valve kit necessity
- ESP curve: Outdoor unit
EKMBUHCA3V3
Table of contents
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