Related Manuals for Daikin EKHBH016BB6V3
Summary of Contents for Daikin EKHBH016BB6V3
- Page 1 INSTALLATION MANUAL Indoor unit for air to water heat pump system EKHBH016BB3V3 EKHBH016BB6V3 EKHBH016BB6WN EKHBH016BB6T1 EKHBH016BB9WN EKHBH016BB9T1 EKHBX016BB3V3 EKHBX016BB6V3 EKHBX016BB6WN EKHBX016BB6T1 EKHBX016BB9WN...
- Page 2 ≥350 1-1/4 1-1/4" MBSP...
- Page 3 3PW57792-2...
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Page 4: Table Of Contents
EKHBH016BB*** Installation manual Indoor unit for air to water heat pump system EKHBX016BB*** 9. Test run and final check ............43 ONTENTS Page 9.1. Final check ................... 43 1. Definitions.................. 2 9.2. Automatic test run ................ 43 9.3. Test run operation (manual) ............43 1.1. -
Page 5: Definitions
INFORMATION to the equipment. Be sure only to use accessories and optional equipment made by Daikin which are specially designed for use with This symbol identifies useful tips or additional information. the products as of subject in this manual and have them installed by an installer. -
Page 6: Introduction
"6.1. Selecting an installation location" on page 12. The unit can be Drain pan kit (option) combined with Daikin fan coil units, floor heating applications, low For heating/cooling versions (EKHBX), it is necessary to install the temperature radiators, Daikin domestic water heating applications and Daikin solar kit for domestic hot water applications. -
Page 7: Scope Of This Manual
3.4. Typical application examples Possible combinations EKHBH/X_BB The application examples given below are for illustration purposes only. ERHQ_BA Possible ERLQ_BA Possible Application 1 ERLQ_CA Possible (a) If a bottom plate heater is required, see "Bottom plate heater (option)" on page Space heating only application with the room thermostat connected (b) Bottom plate heater at outdoor unit is controlled by the outdoor unit pcb. -
Page 8: Application 2
Domestic water heating Application 2 When domestic water heating mode is enabled (either manually by Space heating only application without room thermostat connected to the user, or automatically through a schedule timer) the target the indoor unit. The temperature in each room is controlled by a valve domestic hot water temperature will be achieved by a combination of on each water circuit. -
Page 9: Application 3
Application 3 NOTICE ■ Make sure to connect the thermostat wires to the Space heating and cooling application with the room thermostat set correct terminals (see "Connection of the thermostat for heating/cooling connected to the indoor unit. Heating is provided cable"... -
Page 10: Application 5
Space heating with an auxiliary boiler (alternating operation) 2 Indoor unit 3 Heat exchanger Space heating application by either the Daikin indoor unit or by an 4 Backup heater auxiliary boiler connected in the system. The decision whether either 5 Pump... - Page 11 ON/OFF. Com Common room thermostat (optional) K1A Auxiliary relay for activation of boiler unit (field supply) Daikin shall not be held liable for any damage resulting KCR Permission signal for the auxiliary boiler from failure to observe this rule.
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Page 12: Application 6
When the room temperature of both zones is above the thermostat set point, the outdoor unit and pump will stop operating. Daikin only offers a dual set point control function. By this function two set points can be generated. Depending on the required water NOTICE temperature (floor heating loops and/or fan coil units are required) -
Page 13: Overview Of The Indoor Unit
VERVIEW OF THE INDOOR UNIT 5.1. Opening the indoor unit ■ The front flap on the indoor unit cover gives access to the manometer and user interface. ■ The indoor unit cover can be removed by removing the 2 bottom screws and unhitching the cover. -
Page 14: Switch Box Main Components
5.3. Switch box main components Air purge valve Remaining air in the water circuit will be automatically removed via the air purge valve. Backup heater The backup heater consists of an electrical heating element in the backup heater vessel that will provide additional heating capacity to the water circuit if the heating capacity of the outdoor unit is insufficient due to low outdoor temperatures. -
Page 15: Functional Diagram
12. X9A socket NSTALLATION OF THE INDOOR UNIT The X9A socket receives the thermistor connector (only for installations with domestic hot water tank). 6.1. Selecting an installation location 13. Pump fuse FU2 (in line fuse) 14. Pump relay K4M 15. Transformer TR1 WARNING 16. -
Page 16: Dimensions And Service Space
■ 6.3. Inspecting, handling and unpacking the unit Do not install the unit in places with high humidity (e.g. bathroom). ■ The indoor unit is packed in a cardboard box, fixed by straps on ■ Do not install the unit in places often used as work place. a wooden pallet. -
Page 17: Mounting The Indoor Unit
6.4. Mounting the indoor unit 6.5. Installation of the EKHBDP drain pan kit (only for EKHBX models) CAUTION For heating/cooling models, it is necessary to install the drain pan kit (see "4. Accessories" on page The weight of the indoor unit is approximately 48 kg. Two persons are required to mount the unit. -
Page 18: General Precautions Concerning Water Circuit
■ 6.8. General precautions concerning water circuit Air vents must be provided at all high points of the system. The vents should be located at points which are easily accessible for Before continuing the installation of the unit, check the following servicing. -
Page 19: Checking The Water Volume And Expansion Vessel Pre-Pressure
Using the table and instructions below, determine if the total Checking the water volume and expansion vessel water volume in the installation is below the maximum allowed pre-pressure water volume. The unit is equipped with an expansion vessel of 10 litre which has a Installation Water volume default pre-pressure of 1 bar. -
Page 20: Setting The Pre-Pressure Of The Expansion Vessel
6.10. Piping insulation Example 2 The indoor unit is installed at the highest point in the water circuit. The complete water circuit, inclusive all piping, must be insulated to The total water volume in the water circuit is 350 l. prevent condensation during cooling operation and reduction of the heating and cooling capacity. -
Page 21: Internal Wiring - Parts Table
7.2. Internal wiring - Parts table 7.3. System overview of field wiring Refer to the internal wiring diagram supplied with the unit (on the WARNING inside of the indoor unit switch box cover). The abbreviations used are listed below. ■ Switch off the power supply before making any A1P...... -
Page 22: Field Wiring Guidelines
Connection of the indoor unit power supply and Required number of Maximum communication cable Item Description conductors running current Power supply cable for outdoor Power circuit and cable requirements 2+GND unit Power supply for the indoor unit is to be provided through the outdoor Indoor unit power supply and 3+GND communication cable... -
Page 23: Connection Of The Backup Heater Power Supply
Connection of the backup heater power supply Connection of the thermostat cable Connection of the thermostat cable depends on the application. Power circuit and cable requirements See also "3.4. Typical application examples" on page 4 CAUTION "8.2. Room thermostat installation configuration" on page 23 for more Use a dedicated power circuit for the backup heater and information and configuration options on pump operation in... -
Page 24: Connection Of The Valve Control Cables
Connection of the valve control cables INFORMATION Bottom plate heater is only applicable in combination with Valve requirements ERLQ_AA/AB/BA or in case of optional EKBPHT kit. The ■ Power supply: 230 V AC ERLQ_CA outdoor unit controls the bottom plate heater ■... -
Page 25: Relocation Of The Digital Controller
7.4. Relocation of the digital controller When the outdoor unit is connected to a benefit kWh rate power supply, the voltage free contact of the receiver controlling the benefit The digital controller is from factory located on the indoor unit. (See kWh rate signal of the electricity company must be connected to "5.2. -
Page 26: Start-Up And Configuration
Connect the terminals on top of the front part of the digital controller and the terminals inside the unit (P1 to 16, P2 to 16a). switch Description NOTICE Not applicable for installer — (Default) ■ When wiring, run the wiring away from the power Domestic hot water tank Installed Not installed... -
Page 27: Pump Operation Configuration
p p p p r r r r Thermostat Configuration Pump operation Dual set point p p p p r r r r No thermostat • SS2-3=OFF determined by Configuration Pump operation leaving water • wiring: (non) • [7-02]=1 determined by leaving temperature water temperature •... -
Page 28: Initial Start-Up At Low Outdoor Ambient Temperatures
8.5. Initial start-up at low outdoor ambient Fixation temperatures Check that the unit is properly fixed, to avoid abnormal noises and vibrations when starting up the unit. During initial start-up and when water temperature is low, it is Damaged equipment important that the water is heated gradually. -
Page 29: Setting The Pump Speed
8.8. Setting the pump speed Press the z button for a minimum of 5 seconds to enter FIELD SET MODE. The pump speed can be selected on the pump (see "5.2. Main The $ icon (3) will be displayed. The current selected field components"... - Page 30 [1] Weather dependent set point [2] Disinfection function The weather dependent set point field settings define the parameters Applies only to installations with a domestic hot water tank. for the weather dependent operation of the unit. When weather The disinfection function disinfects the domestic hot water tank by dependent operation is active the water temperature is determined periodically heating the domestic hot water to a specific temperature.
- Page 31 [3] Auto restart NOTICE When power returns after a power supply failure, the auto restart When the priority field setting is set to OFF (0), function reapplies the user interface settings at the time of the power make sure that electrical power consumption does supply failure.
- Page 32 Only for EKHTS: If the storage temperature set point [4-03]=3 (default), this setting is automatically is higher than 50°C, Daikin advises not to disable the selected if the correct and complete wiring backup heater second step because it will have a big...
- Page 33 ■ [5-02] Space heating priority status: specifies whether space Equilibrium temperature (only for EKHTS) heating priority is enabled (1) or disabled (0). The 'equilibrium temperature' field settings apply to operation of the ■ [5-03] Space heating priority temperature: outdoor backup heater during space heating. temperature below which the domestic hot water will be When the equilibrium temperature function is enabled, operation of heated by the booster heater only, i.e.
- Page 34 [6] DT for heat pump domestic water heating mode/scheduled Scheduled reheat domestic water heating storage and reheat domestic water heating ■ [6-05] Reheat: defines whether the scheduled domestic water reheat during daytime is enabled (1) or continuous DT for heat pump domestic water heating mode reheat is enabled (2) or reheat is disabled (0) Applies only to installations with a domestic hot water tank.
- Page 35 INFORMATION WARNING ■ Make sure that the domestic hot water set point is Be aware that the domestic hot water temperature will be according to your requirements. automatically increased (always) with the value selected in Start with a low domestic hot water storage set point, field setting [7-00] compare to the user set point for and only increase if you feel that the domestic hot domestic hot water (T...
- Page 36 Dual set point control [8] Domestic water heating mode timer Applies only to installations with different heat emitter which require Applies only to installations with a domestic hot water tank. different set points. The 'domestic water heating mode timer' field settings defines the Dual set point control makes it possible to generate 2 different set minimum and maximum domestic water heating times, minimum time points.
- Page 37 ■ [8-03] Booster heater delay time (only for EKHW*): specifies ■ [8-04] Additional running time at [4-02]/[F-01]: specifies the the start-up time delay of the booster heater operation when additional running time on the maximum running time at heat pump domestic water heating mode is active. outdoor temperature [4-02] or [F-01].
- Page 38 — based on the outdoor temperature — which heating possible that the room temperature can not be reached (or source can/will provide the space heating, either the Daikin indoor it will take a much longer time) because of the big unit or an auxiliary boiler.
- Page 39 It is the responsibility of the installer to make sure no the schematic location of this contact. unwanted situations can occur and that all safeties are implemented according to applicable legislation. Daikin shall not be held liable for any damage resulting from failure to observe this rule. OFF ON INFORMATION Permission signal X1–X2 can only be for the bivalent...
- Page 40 [d] Benefit kWh rate power supply/Local shift value weather Local shift value weather dependent dependent The local shift value weather dependent field setting is only relevant Benefit kWh rate power supply in case weather dependent set point (see field setting "[1] Weather dependent set point"...
- Page 41 [F] Option setup Functionality of X14A ■ [F-04] Functionality of X14A: specifies if the logic of X14A Pump operation follows the output signal for the solar kit model (EKSOLHW) The pump operation field setting apply to the pump operation logic EKHBH/X_AA/AB (0) or if the logic of X14A follows the only when DIP switch SS2-3 is OFF.
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Page 42: Field Settings Table
8.10. Field settings table Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit User permission level User permission level — Weather dependent set point Low ambient temperature (Lo_A) –10 –20~5 °C... - Page 43 Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit Equilibrium temperature and space heating priority temperature Equilibrium temperature status (only in combination with domestic hot water tank without electrical 1 (ON) —...
- Page 44 Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit Heating and cooling set point ranges Heating set point upper limit 37~55 °C Heating set point lower limit 15~37 °C Cooling set point upper limit...
- Page 45 Installer setting at variance with default value First Second Default code code Setting name Date Value Date Value value Range Step Unit Option setup Pump operation stop — (enabled) Space cooling permission temperature 10~35 °C Bottom plate heater ON temperature 3~10 °C Bottom plate heater hysteresis...
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Page 46: Test Run And Final Check
9.3. Test run operation (manual) EST RUN AND FINAL CHECK If required, the installer can perform a manual test run operation at The installer is obliged to verify correct operation of the indoor and any time to check correct operation of cooling, heating and domestic outdoor unit after installation. -
Page 47: Getting Started
Activate Getting started INFORMATION ■ Each action is executed with a programmed heating set point for a programmed time (steps of 12 hours). The activation of the "Underfloor heating screed dry-out program" is similar to the starting the Test run ■... -
Page 48: Maintenance And Service
10. M AINTENANCE AND SERVICE Opening the unit In order to ensure optimal availability of the unit, a number of checks To execute the maintenance activities as mentioned below, it is only and inspections on the unit and the field wiring have to be carried out required to remove the indoor unit cover. -
Page 49: Troubleshooting
11.2. General symptoms INFORMATION Refer to the service manual to carry out any service mode Symptom 1: The unit is turned on (y LED is lit) but the unit is operation. not heating or cooling as expected OSSIBLE CAUSES ORRECTIVE ACTION 11. - Page 50 Symptom 4: The water pressure relief valve opens Symptom 8: [4-03] and maximum tank set point is not according to the applicable tank OSSIBLE CAUSES ORRECTIVE ACTION In case of domstic hot water tank with built-in electrical booster The expansion vessel is broken. Replace the expansion vessel.
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Page 51: Error Codes
11.3. Error codes Error code Failure cause Corrective action When a safety device is activated, the user interface LED will be Outlet water temperature of • Check that the contactor of the flashing, and an error code will be displayed. indoor unit too high (>65°C) electric backup heater is not short circuited. - Page 52 Error code Failure cause Corrective action Liquid pipe outdoor unit Contact your local dealer. thermistor failure Electric component failure Contact your local dealer. Electric component failure Contact your local dealer. Electric component failure Contact your local dealer. Electric component failure Contact your local dealer.
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Page 53: Technical Specifications
12. T ECHNICAL SPECIFICATIONS 12.1. General Heating/cooling models (EKHBX) Heating only models (EKHBH) Nominal capacity • cooling Refer to the Technical Data • heating Refer to the Technical Data Dimensions H x W x D 922 x 502 x 361 922 x 502 x 361 Weight •... - Page 56 4PW62572-1A 01.2011...