Daikin Altherma ERLQ004-006-008CA Reference Manual
Low temperature split
Hide thumbs
Also See for Altherma ERLQ004-006-008CA:
- Installer's reference manual (92 pages) ,
- Installer's reference manual (108 pages)
Related Manuals for Daikin Altherma ERLQ004-006-008CA
Summary of Contents for Daikin Altherma ERLQ004-006-008CA
- Page 1 Installer reference guide Daikin Altherma – Low temperature split ERLQ004-006-008CA Installer reference guide EHVZ04S18CB English Daikin Altherma – Low temperature split EHVZ08S18CB...
-
Page 2: Table Of Contents
Guidelines when connecting the electrical wiring ..33 6.3.1 Refrigerant piping requirements........17 7.9.5 To connect the electrical wiring on the outdoor unit..33 6.3.2 Refrigerant piping insulation ........17 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 3: General Safety Precautions
Solving problems based on symptoms........65 12.3.1 Symptom: The unit is NOT heating as expected ..65 DANGER Indicates a situation that results in death or serious injury. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 4: For The Installer
(example: thinner or gasoline), carbon fibre, comply with applicable legislation (on top of the ignitable dust. instructions described in the Daikin documentation). ▪ In places where corrosive gas (example: sulphurous acid gas) is CAUTION produced. Corrosion of copper pipes or soldered parts may cause Wear adequate personal protective equipment (protective the refrigerant to leak. -
Page 5: Brine
When the refrigerant charging procedure is done or when pausing, close valve refrigerant tank immediately. If the valve is not closed immediately, remaining pressure might charge additional refrigerant. Possible consequence: Incorrect refrigerant amount. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 6: About The Documentation
▪ Make sure to use a dedicated power circuit. NEVER use a power supply shared by another appliance. Latest revisions of the supplied documentation may be available on the regional Daikin website or via your dealer. ▪ Make sure to install the required fuses or circuit breakers. -
Page 7: About The Box
2× Outdoor unit installation manual Fluorinated greenhouse gases label Multilingual fluorinated greenhouse gases label Unit mounting plate Indoor unit 3.3.1 To unpack the indoor unit ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 8: To Remove The Accessories From The Indoor Unit
Operation manual Sealing ring for shut-off valve Shut-off valve with drain/fill point Shut-off valve User interface cover 7 Reinstall the top panel and the front plate. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 9: Identification Label: Indoor Unit
To enable the power saving consumption control by digital inputs For installation instructions, see the installation manual of the you must install the demand PCB. outdoor unit. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 10: Possible Combinations Of Indoor Unit And Outdoor Unit
▪ How many rooms are heated by the Daikin heat pump system? Overview: Application guidelines ▪ Which heat emitter types are used in each room and what is their... -
Page 11: Setting Up The Domestic Hot Water Tank
▪ Main room = user interface User interface (field supply) HPC1...3 Heat pump convectors (field supply) used room thermostat functionality ▪ Other rooms = external room thermostat functionality ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 12: Selecting The Volume And Desired Temperature For The Dhw Tank
Setup ▪ If energy prices are the same during the day and the night, Daikin recommends to heat up the DHW tank during the day. ▪ If energy prices are lower during the night, Daikin recommends to heat up the DHW tank during the night. -
Page 13: Setting Up The Energy Metering
(example: for outdoor unit). If you do so, the energy data will be invalid. Calculating the consumed energy ▪ Only applicable for EHVZ04+08. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 14: Preferential Kwh Rate Power Supply
▪ Power meter 2: Use a single-phase power meter. Power limitation is also useful in combination with an energy management system. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 15: Power Limitation Process
Configuration for example, door opening/closing Set the power consumption control settings in [A.6.3.1] via the user ▪ If this is NOT possible, Daikin recommends to connect a remote interface (for the description of all settings, see "8 Configuration" on indoor sensor (option KRCS01-1). -
Page 16: Preparation
The outdoor unit is designed for outdoor installation only, and for >250 ambient temperatures ranging 10~43°C in cooling mode and – 25~25°C in heating mode. >250 (mm) (mm) Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 17: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
▪ with a heat transfer rate between 0.041 and 0.052 W/mK (0.035 and 0.045 kcal/mh°C) ▪ with a heat resistance of at least 120°C ▪ Insulation thickness ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 18: Preparing Water Piping
▪ Valve – Change‑over time. When using a 2-way valve or a 3-way used in the indoor unit. valve in the water circuit, the maximum change-over time of the valve must be 60 seconds. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 19: Formula To Calculate The Expansion Vessel Pre-Pressure
In case of underfloor heating, this is easily done by 1 floor heating loop that never will be closed by a (remotely) controlled valve. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 20: Changing The Pre-Pressure Of The Expansion Vessel
▪ Do NOT install a phase advancing capacitor, because this unit is equipped with an inverter. A phase advancing capacitor will reduce performance and may cause accidents. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 21: About Preferential Kwh Rate Power Supply
Power supply for 2+GND or outdoor unit 3+GND Power supply and interconnection cable to indoor unit Power supply for See table below. — backup heater ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 22: Overview: Installation
The front panel is heavy. Be careful NOT to jam your install the system. fingers when opening or closing the unit. 4 Loosen and remove the 4 screws that fix the top panel. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 23: To Open The Switch Box Cover Of The Indoor Unit
Preventing the outdoor unit from falling over. Protecting the unit against snow and wind by installing a snow cover and baffle plates. See "Preparing installation site" in "6 Preparation" on page 16. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 24: To Install The Outdoor Unit
Maximum snowfall height EKFT008CA option kit NOTICE The pedestal MUST be aligned with the backside of the U‑beam. 3 Remove the protective cardboard and instruction sheet. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 25: To Provide Drainage
You have to mount the outdoor and indoor unit before you can connect the refrigerant and water piping. Typical workflow Mounting the indoor unit typically consists of the following stages: Installing the indoor unit. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 26: Precautions When Mounting The Indoor Unit
About connecting the refrigerant piping Indoor unit Regardless of the period Before connecting the refrigerant piping Make sure the outdoor and indoor unit are mounted. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 27: Guidelines When Connecting The Refrigerant Piping
Cut exactly at right angles. Remove burrs. 3 Remove the flare nut from the stop valve and put the flare nut on the pipe. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 28: To Connect The Refrigerant Piping To The Outdoor Unit
▪ After handling the stop valve, make sure to tighten the stem cap refrigerant gas connection of the indoor unit. securely. ▪ For the tightening torque, refer to the following table. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 29: Checking The Refrigerant Piping
5 If you do NOT reach the target vacuum or cannot maintain the vacuum for 1 hour, do the following: ▪ Check for leaks again. ▪ Perform vacuum drying again. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 30: Charging Refrigerant
▪ General safety precautions From the multilingual fluorinated greenhouse gases label ▪ Preparation peal off the applicable language and stick it on top of a. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 31: Connecting The Water Piping
3 Connect the recirculation piping to the recirculation connection (b) and route the piping through the hole at the backside of the unit (a). Space heating additional zone water out ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 32: To Connect The Pressure Relief Valve To The Drain
1 Connect the water supply hose to the fill valve. INFORMATION Please fill with water through connection a OR b. Both circuits (main and additional) will be filled. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 33: About Electrical Compliance
2× Stranded conductor wire Round crimp-style terminal ▪ Use the following methods for installing wires: 3 Strip insulation (20 mm) from the wires. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 34: To Connect The Electrical Wiring On The Indoor Unit
▪ Shut-off valve (field supply) ▪ Domestic hot water pump (field supply) ▪ Alarm output ▪ Changeover to external heat source control ▪ Space heat operation control Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 35: To Connect The Main Power Supply
▪ if preferential kWh rate power supply is interrupted when active, OR ▪ if no power consumption of the indoor unit is allowed at the preferential kWh rate power supply when active. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 36: To Connect The Shut-Off Valve
X5M/7 and X5M/9; the negative polarity to X5M/8 and X5M/10. 1 Connect the electrical meters cable to the appropriate terminals as shown in the illustration below. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 37: To Connect The Domestic Hot Water Pump
8H‑02 error. ONLY the main pump will stop. Installation of EKRP1HB is required. 2 Fix the cable with cable ties to the cable tie mountings. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 38: Finishing The Outdoor Unit Installation
2 Reinstall the top plate. 3 Reinstall the front panel. NOTICE When closing the indoor unit cover, make sure that the tightening torque does NOT exceed 4.1 N•m. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 39: To Access The Most Used Commands
An additional 0-digit is added to the first part of the setting when you access the codes in the overview settings. Example: [1‑01]: "1" will result in "01". ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 40: To Copy The Language Set From The First To The Second User Interface
The system can heat up a space. Depending on the type of installation and commissioning of the system. application, the space heating settings must be made accordingly. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 41 Controlling the main operation. zone. ▪ a: Space heating control (user interface) ▪ b: OFF ▪ c: On ▪ d: Pump operation continued >> ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 42: Quick Wizard: Options
(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 4P401676-1 – 2015.02... - Page 43 No power type main. Connected on the indoor supply to unit unit (X2M/1a). 0 (default) Closed output Open output Open output Open output Closed output ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 44: Quick Wizard: Capacities (Energy Metering)
Remark: This value can only be voltage. Default: 0 W. set in leaving water temperature control. Range: 0~200 W (in steps of 10 W) Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 45 Only applicable if 2 leaving water temperature zones are present. [0-03] [0-02] ▪ T : Target leaving water temperature (additional) ▪ T : Outdoor temperature continued >> ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 46: Domestic Hot Water Control
▪ water temperatures as low as possible to match the desired differ from each other by the way the desired tank temperature is set temperature (higher efficiency) and how the unit acts upon it. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 47: Contact/Helpdesk Number
MUST sufficiently higher than room ▪ comfort (denotes the desired leaving water temperature which temperatures (in heating). results in the highest energy consumption). ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 48 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 4P401676-1 – 2015.02...
- Page 49 4°C~16°C (default: 12°C) room according to normal logic. NOTICE For the (limited) frost protection to be possible, auto emergency MUST be set to Automatic ([A.5.1.2]=1). ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 50: Domestic Hot Water Control: Advanced
The storage economic temperature denotes the lower desired tank temperature. It is the desired temperature when a storage economic action is scheduled (preferably during day). Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 51 −[6-01]) Ambient (outdoor) temperature HP OFF HP MAX Heat pump ON temperature (T −[6-00]) Time HP ON HP OFF Domestic hot water temperature Anti-recycle time ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 52: Heat Source Settings
When a heat pump failure occurs and auto emergency is set to Manual the domestic hot water and space Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 53: System Settings
See illustration below for the schematic location of ▪ 0: No this contact. For complete upwiring, see "14.6 Wiring ▪ 1 (default): Yes diagram" on page 78. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 54 To enable the power saving function setting, [E‑08] needs to be corresponding digital input asks. enabled on the user interface in combination with the removal of the power saving connector at the outdoor unit. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 55 [A.6.3.6.4] [5-0C] Limit DI4 <4°C (pump will be activated for 10 minutes and deactivated after 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 56 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 4P401676-1 – 2015.02...
-
Page 57: Menu Structure: Overview User Settings
Preset values Room temperature LWT main Tank temperature Quiet level [7.7] Set weather dependent Main [7.7.1] Main Additional Set weather-dependent heating [7.7.2] Additional Set weather-dependent heating ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 58: Menu Structure: Overview Installer Settings
Air purge Amp. limits for DI Actuator test run kW limits for DI Priority INFORMATION Depending on the selected installer settings, settings will be visible/invisible. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 59: Commissioning
1 Confirm according to the hydraulic configuration which space bypassed. heating loops can be closed due to mechanical, electronic, or other valves. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 60: Air Purge Function
6 Use the buttons to set the desired pump speed. air purge procedure. Result: Low There are 2 modes for purging air: Result: High Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 61: To Perform A Test Run
, select OK and press Make sure the user interface shows the home screens and that the space heating and domestic hot water demands are turned off. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 62 2 the desired leaving water temperature. manually, press , select OK and press Example: 15:10 Screed dryout Current step Remaining 14d 12h Desired LWT 25°C Stop Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 63: 10 Hand-Over To The User
Check whether the water pressure is above 1 bar. If it is lower, add water. NOTICE Water filters Maintenance should preferably be carried out yearly by an installer or service agent. Clean the water filters. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 64: To Drain The Domestic Hot Water Tank
If the internal wiring is damaged, it has to be replaced by ▪ Solving problems based on symptoms the manufacturer, its service agent or similarly qualified persons. ▪ Solving problems based on error codes Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 65: Precautions When Troubleshooting
In The expansion vessel is broken Replace the expansion vessel. some cases, it is normal that the unit decides to use a low water flow. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 66: Symptom: The Water Pressure Relief Valve Leaks
▪ The air purge operation Press the reset button in the switch box. See "14.4 Components" on page 74 for the location of the reset button. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 67: Solving Problems Based On Error Codes
OU: Compressor startup defect. OU: Inverter instantaneous Please contact your dealer. overcurrent (DC). Please contact your dealer. OU: Malfunction of outdoor unit fan motor. Please contact your dealer. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 68 Please contact your dealer. 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 4P401676-1 – 2015.02...
-
Page 69: Disposal
15 l/min other injury will be the result due to abnormal pressure in Minimum required flow during backup heater operation the refrigerant cycle. All models 12 l/min ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 70: To Start And Stop Forced Cooling
5°C (see temperature read out of the indoor unit). You can achieve this, for example, by activating all fans of the fan coil units. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 71: 14 Technical Data
OUTDOOR AIR TEMPERATURE TERMINAL STRIP BRAND NAME LABEL WIRING INLET THERMISTOR WITH EARTH TERMINAL LIQUID STOP VALVE (Ø6.4 CuT) SERVICE PORT GAS STOP VALVE (Ø15.9 CuT) 3TW60814-1B ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 72: Dimensions And Service Space: Indoor Unit
14 Technical data 14.2.2 Dimensions and service space: Indoor unit Dimensions: Indoor unit 3D094403-1A Service space: Indoor unit <500 mm 3D091992-1 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 73: Center Of Gravity
14 Technical data 14.3 Center of gravity 14.3.1 Center of gravity: Outdoor unit UNIT 4TW60819-1 ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 74: Components
Water OUT connection (additional/direct zone) 1-1/4" BSP (female) Domestic hot water: cold water IN 3/4" F BSP Domestic hot water: cold water OUT 3/4" F BSP Control wiring intake Ø24 mm Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 75: Components: Switch Box (Indoor Unit)
Digital I/O PCB A4P (only for installations with solar kit or digital I/O PCB kit) Demand PCB for power limitation Terminal block X5M (low voltage) Main PCB A1P PCB fuse FU1 ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 76: Piping Diagram
(6.4 CuT) 6.4CuT LIQUID STOP VALVE MUFFLER MUFFLER 12.7CuT FIELD PIPING 7.9CuT (15.9 CuT) GAS STOP VALVE DISCHARGE PIPE WITH SERVICE PORT THERMISTOR ACCUMULATOR COMPRESSOR 3TW60815-1 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 77: 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 ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 78: Wiring Diagram
TERMINAL STRIP FIXED PLATE NOTES: REFER TO PURCHASING SPECIFICATION AS303002, UNLESS OTHERWISE SPECIFIED THIS DRAWING WAS DRAWN ON CAD SYSTEM 3TW60816-1A SIZE: LENGTH 140 x WIDTH 230. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 79 Printed circuit board (main) Terminal PCB2 Printed circuit board (inverter) Protective earth PCB3 Printed circuit board (service) Black Q1DI Earth leakage circuit breaker Blue Overload protector ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 80 14 Technical data Brown Green Orange Purple White Yellow Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 81: Wiring Diagram: Indoor Unit
External thermistor on On/OFF thermostat (wireless) Heat pump convector Safety thermostat Additional leaving water temperature: On/OFF thermostat (wired) On/OFF thermostat (wireless) External thermistor on On/OFF thermostat (wireless) Heat pump convector ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 82 1 A (continuous) (indoor or outdoor) Heatpump convector Heatpump convector NC valve Main LWT zone Add LWT zone Shut-off valve 4D092009-1B_page 5 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 83 Option Safety thermostat Not mounted in switch box R1T (A1P) Outlet water heat exchanger thermistor Wiring depending on model R1T (A2P) Ambient sensor user interface ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 84: Power Supply
Standard part 2 core 2x0.75 X5M: 1-2 A2P: P1-P2 user interface communication Only for *KRUCBL* Optional part 2 core 2x0.75 communication A2P: P1-P2 user interface 4D096036-1 Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 85 3~ balanced — — 1 / — 3~ unbalanced — — 1 / — Preferential kWh rate power supply Electrical meter type 3~ unbalanced — — ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 86: Technical Specifications
Heat exchanger Specifications Length 845 mm Nr. of rows Fin pitch 1.8 mm Nr. of passes — Face area — Nr. of stages Tube type Ø8 Hi-Xa Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 87 (2) The sound pressure level is measured via a microphone at a certain distance from the unit. It is a relative value depending on the distance and acoustic environment. Refer to the sound spectrum drawing for more information. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 88 14 Technical data Outdoor units ERLQ004CAV3 ERLQ006CAV3 ERLQ008CAV3 Defrost method Reverse cycle Defrost control Sensor for outdoor heat exchanger temperature Capacity control method Inverter controlled Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 89 Remark — For connection with indoor Quantity Remark No earth wire Figure A: Starting current Daikin inverter controlled compressor starting current always less then or equal to maximal running current. Running current Time Maximum Example 1 Example 2 Standard on/off compressor starting current to maximum running...
-
Page 90: Technical Specifications: Indoor Unit
1 mm Material Copper – brass – stainless steel Water circuit – space heating side (additional zone) Piping connections diameter G 1-1/4" (female) Safety valve 3 bar Manometer Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... - Page 91 For connection with M2S Quantity Remark Voltage: 230 V/max. current: 100 mA/min. 0.75 mm . See note 13. For connection with bottom Quantity plate heater Remark Voltage: 230 V/min. 0.75 mm . See note 13. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
- Page 92 Above mentioned power supply of the hydrobox is for the backup heater only. The switch box and the pump of the hydrobox are supplied via the outdoor unit. (13) Select diameter and type according to national and local regulations. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02...
-
Page 93: Operation Range
In such conditions, the ERHQ models may experience problems with severe ice buildup on the air-cooled coil. If such conditions are expected, the ERLQ must be installed instead. These models contain countermeasures (insulation, heater sheet,…) to prevent freeze-up. ERLQ004~008CA + EHVZ04+08S18CB Installer reference guide Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 94: Operation Range: Domestic Hot Water
Only booster heater operation EKHW. Remark: In restricted power supply mode (EKHW only), the outdoor unit, booster heater, and backup heater can only operate separately. Installer reference guide ERLQ004~008CA + EHVZ04+08S18CB Daikin Altherma – Low temperature split 4P401676-1 – 2015.02... -
Page 95: Esp Curve
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 4P401676-1 – 2015.02... -
Page 96: 15 Glossary
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 97: Field Settings Table
Field settings table Applicable indoor units *HVZ04S18CB3V *HVZ08S18CB3V *HVZ16S18CB3V Notes (*5) *04/08* (*6) *16* 4P401673-1 - 2015.04... - Page 99 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 100 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 101 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Backup heater A.5.1.1 [4-00] Operation mode 0: Disabled 1: Enabled 2: Only DHW A.5.1.2 Emergency 0: Manual 1: Automatic A.5.1.4 [5-01] Equilibrium temp.
- Page 102 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 103 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 104 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 108 4P401676-1 2015.02...