Daikin Altherma EHVZ04S18CB Installer's Reference Manual
Low temperature split
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- User reference manual (24 pages)
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Summary of Contents for Daikin Altherma EHVZ04S18CB
- Page 1 Installer reference guide Daikin Altherma – Low temperature split ERLQ004-006-008CA Installer reference guide EHVZ04S18CB English Daikin Altherma – Low temperature split EHVZ08S18CB...
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Page 2: Table Of Contents
Guidelines when connecting the electrical wiring ..34 6.3.1 Refrigerant piping requirements........18 7.9.5 To connect the electrical wiring on the outdoor unit..34 6.3.2 Refrigerant piping insulation ........18 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 3: General Safety Precautions
WARNING: FLAMMABLE MATERIAL 12.2 Precautions when troubleshooting ..........67 12.3 Solving problems based on symptoms........67 12.3.1 Symptom: The unit is NOT heating as expected ..67 ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 4: For The Installer
Electromagnetic waves may disturb the control system, comply with applicable legislation (on top of the and cause malfunction of the equipment. instructions described in the Daikin documentation). ▪ In places where there is a risk of fire due to the leakage of CAUTION flammable gases (example: thinner or gasoline), carbon fibre, ignitable dust. -
Page 5: Brine
If NOT factory installed, a main switch or other means for disconnection, having a contact separation in all poles providing full disconnection under overvoltage category III condition, MUST be installed in the fixed wiring. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 6: About The Documentation
Daikin website (publicly accessible). ▪ Use an appropriate screwdriver for tightening the ▪ The full set of latest technical data is available on the Daikin terminal screws. A screwdriver with a small head will extranet (authentication required). -
Page 7: About The Box
2 Remove the accessories at the bottom of the package. 1× 1× 1× 2× Outdoor unit installation manual Fluorinated greenhouse gases label Multilingual fluorinated greenhouse gases label Unit mounting plate ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 8: Indoor Unit
▪ Identifying the indoor unit ▪ Combining outdoor and indoor units ▪ Combining the outdoor unit with options ▪ Combining the indoor unit with options Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 9: Identification
▪ room thermostat functionality in the principal space to be Integrated tank material: Stainless steel heated. Integrated tank volume ▪ To have an interface containing other languages. Model series ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 10: Possible Combinations Of Indoor Unit And Outdoor Unit
By default the internal user interface sensor will be used as room temperature sensor. Indoor unit Outdoor unit ERLQ004CAV3 ERLQ006CAV3 ERLQ008CAV3 EHVZ04S18CB3V — — EHVZ08S18CB3V — Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 11: Application Guidelines
Main pump Shut-off valve ▪ How many rooms are heated by the Daikin heat pump system? Collector (field supply) Remote controller of the heat pump convectors (field ▪ Which heat emitter types are used in each room and what is their... -
Page 12: Setting Up The Domestic Hot Water Tank
Shut-off valve resistance integrated in the heat pump can increase this Collector (field supply) Domestic hot water tank temperature. However, this consumes more energy. Daikin FHL1...3 Floor heating loops (field supply) recommends to set the desired DHW tank temperature below User interface (field supply) 55°C to avoid using the backup heater. -
Page 13: Setup And Configuration - Dhw Tank
▪ If energy prices are the same during the day and the night, ▪ The temperature of the DHW tank can be set to maximum 60°C. If Daikin recommends to heat up the DHW tank during the day. applicable legislation requires higher temperature for disinfection, you can connect a DHW pump and heater element as shown ▪... -
Page 14: Normal Kwh Rate Power Supply
Outdoor unit (L d Fuse (L e Indoor unit (L e Outdoor unit (L f Backup heater (L f Indoor unit (L g Backup heater (L Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 15: Power Limitation Activated By Digital Inputs
Therefore, the electrical heater is limited and turned OFF first. The management system. system limits power consumption in the following order: The power or current of the entire Daikin system is limited Turns OFF the backup heater. dynamically by digital inputs (maximum four steps). Each power Limits the outdoor unit. -
Page 16: Preparation
▪ That is NOT affected by outside air or air draught because of, outdoor unit for example, door opening/closing ▪ If this is NOT possible, Daikin recommends to connect a remote INFORMATION indoor sensor (option KRCS01-1). Also read the following requirements: ▪... -
Page 17: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
Minimum refrigerant piping length between indoor 3 m unit and outdoor unit Maximum height difference between indoor unit and 20 m outdoor unit ▪ Mind the following spacing installation guidelines: ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 18: Preparing Refrigerant Piping
▪ with a heat transfer rate between 0.041 and 0.052 W/mK (0.035 operation and 0.045 kcal/mh°C) 04+08 models 12 l/min ▪ with a heat resistance of at least 120°C Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 19: Formula To Calculate The Expansion Vessel Pre-Pressure
▪ Zn-coated parts. Never use Zn-coated parts in the water circuit. Because the unit's internal water circuit uses copper piping, excessive corrosion may occur. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 20: Changing The Pre-Pressure Of The Expansion Vessel
▪ Only use dry nitrogen to set the expansion vessel pre-pressure. 0 10 ▪ Inappropriate setting of the expansion vessel pre-pressure will lead to malfunction of the system. Pre-pressure (bar) Maximum water volume (l) Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 21: To Check The Water Volume: Examples
At that moment, the outdoor unit compressor will not operate. Whether the power supply is interrupted or not, the wiring to the unit is different. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 22: Overview Of Electrical Connections Except External Actuators
1× 230 V 2+GND Outdoor unit and indoor unit power supply Power supply for 2+GND or outdoor unit 3+GND Power supply and interconnection cable to indoor unit Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 23: Overview: Installation
1 Loosen and remove the screws at the bottom of the unit. connect the refrigerant and water piping. 2 Push on the button at the bottom of the front plate. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 24: Precautions When Mounting The Outdoor Unit
In this case, it is recommended to construct a pedestal, and on this pedestal install the EKFT008CA option kit. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 25: To Install The Outdoor Unit
300 mm below the outdoor unit. An additional drain pan kit (EKDP008CA) can be used to gather the drain water. The drain pan kit consists of: ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 26: To Prevent The Outdoor Unit From Falling Over
1 Lift the indoor unit from the pallet and place it on the floor. b Bottom parts of the low sound cover c Drain pan kit d Drain pan heater Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 27: Connecting The Refrigerant Piping
▪ Flaring pipe ends connecting a flare nut. Tighten 3 or 4 turns by hand, before tightening firmly. ▪ Brazing ▪ Using the stop valves ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 28: Pipe Bending Guidelines
Do NOT place 0~0.5 mm 1.0~1.5 mm 1.5~2.0 mm the spanner on the stem cap, as this could cause a refrigerant leak. 5 Check that the flaring is properly made. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 29: To Connect The Refrigerant Piping To The Outdoor Unit
Make sure the refrigerant piping is connected between the outdoor unit and the indoor unit. 1 Connect the liquid refrigerant connection from the indoor unit to the liquid stop valve of the outdoor unit. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 30: Precautions When Checking The Refrigerant Piping
To perform vacuum drying Completely recharging refrigerant Example: Connect the vacuum pump and manifold as follows: ▪ When relocating the system. ▪ After a leak. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 31: Precautions When Charging Refrigerant
Piping length is the one-way length of liquid piping. 2 Fix the label on the inside of the outdoor unit near the gas and liquid stop valves. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 32: Connecting The Water Piping
2 Remove the top panel from the unit. 4× Space heating additional zone water out Space heating additional zone water in Domestic hot water out Domestic cold water in (cold water supply) Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 33: To Connect The Pressure Relief Valve To The Drain
▪ The refrigerant piping is connected and checked 7.8.6 To fill the water circuit ▪ The water piping is connected 1 Connect the water supply hose to the fill valve. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 34: About Electrical Compliance
Round crimp-style terminal 4 Open the wire clamp. ▪ Use the following methods for installing wires: 5 Connect the interconnection cable and power supply as follows: Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 35: To Connect The Electrical Wiring On The Indoor Unit
NOT come in 1 2 3 contact with the piping and sharp edges. 1 2 3 ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 36: To Connect The Backup Heater Power Supply
3 kW 1~ 230 V 13 A — 1 Connect the backup heater power supply. A double‑pole fuse is used for F1B. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 37: To Connect The Shut-Off Valve
The main user interface is required for operation, but has to X5M/10. be ordered separately (mandatory option). 1 Connect the electrical meters cable to the appropriate terminals as shown in the illustration below. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 38: To Connect The Domestic Hot Water Pump
2 Fix the cable with cable ties to the cable tie mountings. Additional zone 3 Connect the safety thermostat (normal closed) cable to the appropriate terminals as shown in the illustration below. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 39: Finishing The Outdoor Unit Installation
1 Close the switch box cover. Afterwards. If necessary, you can make 2 Close the service cover. changes to the configuration afterwards. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 40: To Connect The Pc Cable To The Switch Box
Another cable is already connected to X10A. To connect the PC cable to X10A, therefore temporarily disconnect this other cable. Do NOT forget to reconnect it afterwards. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 41: To Copy The System Settings From The First To The Second User Interface
▪ Receive data: the user interface you are operating does NOT contain the correct data and the data on the other user interface will be used to overwrite. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 42: Basic Configuration
If backup heater If backup heater step 1 is active: step 2 is active: 1/1+2 Relay 1 ON Relays 1+2 ON Relay 1 ON Relay 2 ON Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 43: Quick Wizard: Options
Quick wizard: Options interface) ▪ b: OFF Domestic hot water settings ▪ c: On Following settings must be made accordingly. ▪ d: Pump operation continued >> ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 44 (2) When there is no user interface installed at the indoor unit, the user interface in the main zone will function as room thermostat AND user interface. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 45: Quick Wizard: Capacities (Energy Metering)
Range: 0~200 W (in steps of 10 W) [C-09] Alarm No alarm No power supply to unit 0 (default) Closed output Open output Open output Open output Closed output ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 46: Space Heating Control
▪ according schedule. scheduled actions consists desired leaving water temperatures either preset custom. Remark: This value can only be set in leaving water temperature control. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 47 ▪ less On/OFF cycles (lower noise level, higher comfort and higher efficiency) ▪ water temperatures as low as possible to match the desired temperature (higher efficiency) ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 48: Domestic Hot Water Control
▪ Slow Example: Large water volume, 8.3.1 Space heating operation: advanced floor heating loops. Preset leaving water temperature You can define preset leaving water temperatures: Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 49 (depending on the heat emitter), such situations can be ▪ 3 (enabled) L=2°C, avoided. R=8°C (−4°C<T <4°C) ▪ 4 (enabled) L=4°C, R=8°C (−4°C<T <4°C) ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
- Page 50 ONLY applicable in case of room thermostat control. You can calibrate the (external) room temperature sensor. It is possible to give an offset to the room thermistor value measured by the user Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 51: Domestic Hot Water Control: Advanced
The shut-off valve, which is in the main leaving water temperature Reheat zone, output is configurable. The desired reheat tank temperature is used: INFORMATION During defrost operation, the shut-off valve is ALWAYS opened. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 52 BUH OFF Maximum heat pump temperature at sensor in domestic HP MAX hot water tank Heat pump OFF temperature (T −[6-01]) HP OFF HP MAX Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
- Page 53 Remark: The minimum time is 1/2 hour [A.4.4.4] [2‑03] Temperature target: 60°C (fixed). even when the selected value is 0. [A.4.4.5] [2‑04] Duration: 40~60 minutes, default: 40 minutes. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 54: Heat Source Settings
NOT confirm emergency operation. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 55: System Settings
It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat for the additional zone. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 56 ▪ 0 (default): No safety thermostat. ▪ 0 (default): Disabled ▪ 3: Safety thermostat normal closed ▪ 1: Enabled contact. Remark: 1+2 are related to preferential kWh rate power supply. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
- Page 57 20 kW) <4°C (pump will be activated for 10 minutes and deactivated after [A.6.3.6.4] [5-0C] Limit DI4 10 minutes). Daikin shall NOT be held liable for any damage 0 kW~20 kW, step: 0.5 kW (default: resulting this functionality. 20 kW) [A.6.3.7] [4-01] Priority: Not applicable.
- Page 58 T in relation to the required capacity. With this limitation range, delta T is possible and the comfort is guaranteed. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 59: Menu Structure: Overview User Settings
[7.7.1] Main Additional Set weather-dependent heating [7.7.2] Additional Set weather-dependent heating INFORMATION Depending on the selected installer settings and unit type, settings will be visible/invisible. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 60: Menu Structure: Overview Installer Settings
Amp. limits for DI Air purge kW limits for DI Actuator test run Priority INFORMATION Depending on the selected installer settings and unit type, settings will be visible/invisible. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 61: Commissioning
The system is properly earthed and the earth terminals are tightened. The fuses or locally installed protection devices are installed according to this document, and have NOT been bypassed. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 62: To Check The Minimum Flow Rate
When the air purge function is running, the pump operates without actual operation of the unit and the removal of air in the water circuit will start. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 63: To Perform A Test Run
Prerequisite: Make sure that the leaving water temperature home ▪ Heating signal test page, room temperature home page, and domestic hot water home ▪ Quick heat-up test page are turned OFF. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 64: Underfloor Heating Screed Dryout
The installer can program up to 20 steps. For each step he needs to Desired LWT 25°C enter: Stop 1 the duration in hours, up to 72 hours, 2 the desired leaving water temperature. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 65: 10 Hand-Over To The User
▪ Descaling We recommend performing maintenance at least once a year. However, applicable legislation might require shorter ▪ Chemical disinfection maintenance intervals. ▪ Anode ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 66: To Drain The Domestic Hot Water Tank
▪ Carry out a thorough visual inspection of the switch box and look be opened to allow air to enter the system. for obvious defects such as loose connections or defective wiring. 4 Open the drain valve. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 67: Troubleshooting
The preferential kWh rate signal Wait for the power to return (2 was sent by the electricity hours max.). company ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 68: Symptom: The Pump Is Making Noise (Cavitation)
▪ Flush and clean the complete valve. tank including piping between pressure relief valve and the cold water inlet. ▪ Replace the pressure relief valve. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 69: Symptom: Decoration Panels Are Pushed Away Due To A Swollen Tank
OU: Malfunction of discharge Please contact your dealer. pipe thermistor. OU: PCB defect. Please contact your dealer. Power reset required. Please contact your dealer. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 70 Check the plate heat exchanger. On the home screen of your user inter interface, the following information will be displayed: Bi-zone kit abnormality detection Refer to bi-zone kit manual Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
- Page 71 In that case, contact your local Extension/hydro dealer. mismatch problem. INFORMATION Error AJ-03 is reset automatically from the moment there is a normal tank heat-up. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 72: 13 Disposal
3 After 5 to 10 minutes (after only 1 or 2 minutes in case of very low ambient temperatures (<−10°C)), close the liquid stop valve with a hexagonal wrench. 4 Check on the manifold if the vacuum is reached. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 73: 14 Technical Data
14 Technical data Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin extranet (authentication required). 14.1 Piping diagram: Outdoor unit... -
Page 74: Piping Diagram: Indoor Unit
R5T – Tank thermistor R7T – Water outlet thermistor (main/mixed zone) Expansion vessel Air purge Check valve Capillary tube Screw connection Flare connection Quick coupling Brazed connection Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 75: Wiring Diagram: Outdoor Unit
Connector X11A, X12A Connector X1M, X2M Terminal strip Electronic expansion valve coil Reversing solenoid valve coil Z1C~Z4C Ferrite core Field wiring Terminal strip Connector Terminal ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... -
Page 76: Wiring Diagram: Indoor Unit
Digital power limitation inputs Receiver PCB (Wireless On/OFF SS1 (A4P) Selector switch thermostat) Power supply transformer Bizone PCB CN1-2, X*A Connector Current loop PCB X*H, X*Y Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 77 Only for *** Only for *** User interface User interface Only for demand PCB option Only for demand PCB option ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
- Page 78 Standard part 2 core 2x0.75 X5M: 1-2 A2P: P1-P2 user interface communication Optional part Only for *KRUCBL* 2 core 2x0.75 communication A2P: P1-P2 user interface 4D096036A Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1D – 2018.07...
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Page 79: Esp Curve: Indoor Unit
See also the minimum and maximum allowed water flow range in the technical specifications. ▪ Water quality MUST be according to EN directive EC98/83EC. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1D – 2018.07... - Page 80 Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with product according instructions accompanying documentation.
- Page 81 ID66F2 Field settings table [6.8.2] = ..Applicable indoor units *HVZ04S18CB3V *HVZ08S18CB3V *HVZ16S18CB3V Notes (*5) *04/08* (*6) *16* 4P401673-1A - 2017.04...
- Page 83 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value User settings └─ Preset values └─ Room temperature 7.4.1.1 Comfort (heating) [3-07]~[3-06], step: A.3.2.4 21°C 7.4.1.2 Eco (heating) [3-07]~[3-06], step: A.3.2.4 19°C └─...
- Page 84 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value A.2.2.8 [D-08] External kWh meter 1 0: No 1: 0,1 pulse/kWh 2: 1 pulse/kWh 3: 10 pulse/kWh 4: 100 pulse/kWh 5: 1000 pulse/kWh A.2.2.9 [D-09]...
- Page 85 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Heat sources └─ Backup heater A.5.1.1 [4-00] Operation mode 0: Disabled 1: Enabled A.5.1.4 [5-01] Equilibrium temp. -15~35°C, step: 1°C 0°C └─...
- Page 86 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [2-00] When should the disinfection function be executed? 0: Each day 1: Monday 2: Tuesday 3: Wednesday 4: Thursday 5: Friday 6: Saturday 7: Sunday...
- Page 87 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-08] What is the hysteresis to be used in reheat mode? 2~20°C, step: 1°C 10°C [6-09] [6-0A] What is the desired comfort storage temperature? 30~[6-0E]°C, step: 1°C 60°C [6-0B]...
- Page 88 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [C-08] Which type of external sensor is installed? 0: No 1: Outdoor sensor 2: Room sensor [C-09] What is the required alarm output contact type? 0: Normally open 1: Normally closed [C-0A]...
- Page 92 4P401676-1D 2018.07...