Daikin EKCBH008BBV3 Installation Manual Download Page 38

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Installation manual

EKCBX/H008BBV3

Unit for air to water heat pump system

4PW66983-1C – 08.2011

DT for booster heater and dual set point control

Domestic hot water step length

0~4

°C

Hysteresis value booster heater

2~40

°C

Dual set point control status

0 (OFF)

0/1

—

Second set point heating

1~24 / 25~55

°C

Second set point cooling

5~22

°C

Domestic water heating mode timer

Minimum running time

0~20

min

Maximum running time

5~95

min

Anti-recycling time

0~10

0.5

hour

Booster heater delay time

20~95

min

Additional running time at [4-02]/[F-01]

0~95

min

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

18~22

°C

Cooling set point lower limit

5~18

°C

Overshoot setting

(b)

1~4

°C

Automatic set back function

Set back operation

0 (OFF)

0/1

—

Set back operation start time

23:00

0:00~23:00

1:00

hour

Set back operation stop time

5:00

0:00~23:00

1:00

hour

Leaving water set back value

0~10

°C

Setup on EKRP1HB digital I/O PCB

Solar priority mode setting

0/1

—

Alarm output logic

0/1

—

X1-X2 function: Bivalent operation status

0/1

—

Bivalent ON temperature

–25~25

°C

Bivalent hysteresis

2~10

°C

Not applicable.

—

Benefit kWh rate power supply/local shift value weather dependent

Switching off heaters

0/1/2/3

—

Unit connection to benefit kWh rate power supply

0 (OFF)

0/1/2

—

Not applicable. Do not change the default value.

0 (OFF)

—

Local shift value weather dependent

0 (OFF)

0/1/2/3/4

—

Not applicable.

—

Pump operation forced off or permitted during
backup heater is forced off at benefit kWh rate
power supply ([d-00]=0 or 1)

0 (forced

off)

0/1

—

Not applicable.

—

Unit information readout

Software version

Read only

—

EEPROM version

Read only

—

Unit model identification

(b)

• EKCBX008BBV3
• EKCBH008BBV3

0/13

16/29

—
—

Liquid refrigerant temperature

Read only

—

°C

Inlet water temperature

Read only

—

°C

First
code

Second
code

Setting name

Installer setting at variance with default value

Default

value

Range

Step

Unit

Date

Value

Date

Value

Summary of Contents for EKCBH008BBV3

Page 1: ...INSTALLATION MANUAL EKCBX008BBV3 EKCBH008BBV3 Unit for air to water heat pump system ...

Page 2: ...scrizioni per 07 ÌÂ Ù ÚËÛË Ùˆv È Ù ÍÂˆv Ùˆv 08 de acordo com o previsto em 09 в соответствии с положениями 10 under iagttagelse af bestemmelserne i 11 enligt villkoren i 12 gitt i henhold til bestemmelsene i 13 noudattaen määräyksiä 14 za dodržení ustanovení předpisu 15 prema odredbama 16 követi a z 17 zgodnie z postanowieniami Dyrektyw 18 în urma prevederilor 19 ob upoštevanju določb 20 vastavalt...

Page 3: ...ion to a benefit kWh rate power supply 20 11 7 Indoor unit Internal wiring Parts table 17 11 8 Requirements for indoor unit field wiring 18 11 9 Routing 18 11 10 Indoor switch box connections 18 Connection heater kit signals if applicable 18 Connection of the thermostat cable 19 Connection of the valve control cables 19 12 Start up and configuration 21 12 1 DIP switch settings overview 21 12 2 Roo...

Page 4: ...equipment Be sure only to use accessories and optional equipment made by Daikin which are specially designed for use with the products as of subject in this manual and have them installed by an installer Safely dispose of packing materials Packing materials such as nails and other metal or wooden parts may cause stabs or other injuries DANGER Indicates an imminently hazardous situation which if no...

Page 5: ...ntire distance with no connection Do not use an extension cord Do not put other loads on the power supply use a dedicated power circuit Failure to do so may cause abnormal heat electric shock or fire Do not touch the refrigerant pipes during and immediately after operation as the refrigerant pipes may be hot or cold depending on the condition of the refrigerant flowing through the refrigerant pipi...

Page 6: ...oling ON OFF output bivalent operation permission signal for the auxiliary boiler Refer to the operation manual and to the installation manual of the digital I O PCB for more information Refer to the wiring diagram or connection diagram for connecting this PCB to the unit Bottom plate heater EKBPHT08BA option Remote thermostat kit option An optional room thermostat EKRTWA EKRTR1 or EKRTETS can be ...

Page 7: ...fore removing the switch box service panel outdoor unit and indoor unit Do not touch the refrigerant pipes during and immediately after operation as the refrigerant pipes may be hot or cold depending on the condition of the refrigerant flowing through the refrigerant piping compressor and other refrigerant cycle parts Your hands may suffer burns or frostbite if you touch the refrigerant pipes To a...

Page 8: ...utions on indoor installation location Refer to 2 General safety precautions on page 2 The EKCB unit is to be wall mounted in an indoor location that meets the following requirements The space around the unit is adequate for servicing Refer to 7 2 Service space of the indoor unit on page 7 The space around the unit allows for sufficient air circulation The installation surface is a flat and vertic...

Page 9: ...e 5 Heater kit optional 6 Collector field supply FHL1 3 Floor heating loop field supply C Control box T Room thermostat I User interface Unit operation and space heating When a room thermostat T is connected to the unit and when there is a heating request from the room thermostat the unit will start operating to achieve the target leaving water temperature as set on the user interface When the roo...

Page 10: ...itable for heating cooling changeover connected to the unit Heating is provided through floor heating loops and fan coil units Cooling is provided through the fan coil units only Domestic hot water is provided through the domestic hot water tank which is connected to the unit 1 Outdoor unit 2 Heat exchanger 3 Pump 4 Shut off valve 5 Heater kit optional 6 Collector field supply 7 Motorised 3 way va...

Page 11: ...e the 2 way valve 12 is open Hot water is provided to both the fan coil units and the floor heating loops With the unit in cooling mode the motorised 2 way valve 12 is closed to prevent cold water running through the floor heating loops FHL The ON OFF setting of the heating cooling operation is done by the user interface 8 5 Application 5 Space heating with an auxiliary boiler alternating operatio...

Page 12: ...more details see field setting C 02 C 04 CAUTION Be sure that the boiler and the integration of the boiler in the system is in accordance with the applicable legislation Always install a 3 way valve even if no domestic hot water tank is installed This to ensure that the freeze protection function see 4 04 Freeze protection function on page 27 can operate when the boiler is active 1 Motorised 3 way...

Page 13: ...l operate so as to achieve the target leaving water temperature as set on the user interface When weather dependent operation is active the water temperature is determined automatically depending on the outdoor temperature During heating operation of the boiler the boiler will operate so as to achieve the target leaving water temperature as set on the boiler controller Never set the target leaving...

Page 14: ...x the 4 screws firmly Set point Field setting Thermo status Zone A First UI ON OFF ON OFF Zone B Second 7 03 OFF ON ON OFF Resulting water temperature UI 7 03 7 03 Result pump operation ON ON ON OFF NOTICE Make sure to connect the thermostat wires to the correct terminals see 5 Overview of unit on page 5 Make sure to configure the field settings 7 02 7 03 and 7 04 correctly Refer to Dual set point...

Page 15: ...nt part of the user interface Insert a slotted screwdriver into the slots 1 in the rear part of the user interface and remove the front part of the user interface 2 Fasten the user interface rear panel to a wall using the 2 screws and plugs delivered with the indoor unit 3 Wire the user interface The user interface can be wired from the back the top or the sides First disconnect the pre wired cabl...

Page 16: ...te heater option FU1 Fuse 30 A 250 V FU2 FU3 Fuse F 3 15 A 250 V FU4 FU5 Fuse F 1 0 A 250 V HR1 HR2 Connector L1R Reactor LED A Pilot lamp M1C Motor compressor M1F Motor fan M1P Pump MRC W Magnetic relay MRM10 MRM20 Magnetic relay PM1 Power module Q1L Overload protector R1T R3T Thermistor R11T Outlet water heat exchanger thermistor R13T Refrigerant liquid side thermistor R14T Inlet water heat exch...

Page 17: ...rol signal routing HV 1 Enter the control signal wires through the high voltage power supply HV PS opening at the back of the outdoor unit 2 Route the control signal wires towards the switch box located at the top of the outdoor unit 3 Secure the control signal wires with a cable tie around the frame to keep it away from piping as shown in the figure above Keep a distance of minimum 25 mm from the...

Page 18: ... according to the below figure Use the correct screwdriver to tighten the terminal screws Small screwdrivers can damage the screw head and prevent appropriate tightening Over tightening the terminal screws can damage the screws See the table below for tightening torques for the terminal screws In wiring make certain that prescribed wires are used carry out complete connections and fix the wires so...

Page 19: ...Y Grey ORG Orange PNK Pink RED Red VIO Violet WHT White YLW Yellow NOTES WIRING DEPENDING ON MODEL Wiring depending on model OPTION Option PCB PCB FIELD WIRING Field wiring FIELD SUPPLY Field supply WIRE COLOUR Wire colour POWER SUPPLY Power supply OUTDOOR UNIT Outdoor unit ONLY FOR OPTION Only for option POSITION OF PARTS Position of parts BACKUP HEATER KIT Backup heater kit See note See note Dom...

Page 20: ...iption Required number of conductors Maximum running current 1 HV Indoor unit control signals 3 GND Minimum cable section 2 5 mm2 2 HV Indoor unit pump and heater control signals 4 1 25 A b b Minimum cable section 0 75 mm2 3 LV Thermistor interconnection cable supplied with unit 8 Suppliedwith the unit 4 HV Heater kit control signals only for EKMBUH 5 b 5 LV Heater kit R12T thermistor only for EKM...

Page 21: ...rain relief 3 Depending on the required pump operation set DIP switch SS2 3 and field setting F 00 See 12 3 Pump operation configuration on page 22 and field setting F 00 in F Option setup on page 34 Connection of the valve control cables Valve requirements Power supply 230 V AC Maximum running current 100 mA Wiring the 2 way valve 1 Using the appropriate cable connect the valve control cable to t...

Page 22: ...de 2 Type 1 This type of benefit kWh rate power supply is not interrupted Type 2 This type of benefit kWh rate power supply is interrupted after elapse of time Type 3 This type of benefit kWh rate power supply is interrupted immediately Connect the indoor unit to a normal kWh rate power supply If the benefit kWh rate power supply is of type 2 or 3 power interruption of main power supply to outdoor...

Page 23: ...imultaneous demand for more space heating cooling and domestic water heating a Only applicable in case DIP switch 2 ON Heating cooling priority Priority to highest demand side b b Heating cooling or domestic water heating mode can be restricted by schedule timer and or field settings 4 5 8 4 3 2 1 ON OFF When no room thermostat is connected to the indoor unit toggle switch SS2 3 should be set to O...

Page 24: ...be decreased to a value between 15 C and 25 C by adjusting the field setting 9 01 heating set point lower limit Refer to 12 9 Field settings on page 24 INFORMATION To set the pump speed refer to 12 8 Setting the pump speed on page 23 INFORMATION When dual set point is enabled the forced continuous pump operation is not possible When SS2 3 is ON while SP1 and SP2 are both closed the pump operation ...

Page 25: ...d abnormal noises and vibrations when starting up the unit 8 Damaged equipment Check the inside of the unit on damaged components or squeezed pipes 9 Refrigerant leak Check the inside of the unit on refrigerant leakage If there is a refrigerant leak call your local dealer 10 Power supply voltage Check the power supply voltage on the local supply panel The voltage must correspond to the voltage on ...

Page 26: ...keeping all 4 buttons pressed for at least 5 seconds in normal mode Note that no indication on the user interface is given When level 2 3 is selected the actual permission level either level 2 or level 3 is determined by the field setting 0 00 1 Weather dependent set point The weather dependent set point field settings define the parameters for the weather dependent operation of the unit When weat...

Page 27: ...tic hot water should be heated 2 01 Status defines whether the disinfection function is turned on 1 or off 0 2 02 Start time time of the day at which the domestic hot water should be heated 2 03 Set point high water temperature to be reached 2 04 Interval time period defining how long the set point temperature should be maintained Lo_Ti Lo2_Ti Lo_A Lo2_A Hi_A Hi2_A TA Tt 05 00 05 Hi_Ti Hi2_Ti Shif...

Page 28: ... OFF for domestic hot water mode TDHW THP OFF 2 C Refer to setting 5 03 on page 27 6 00 on page 28 and 6 01 on page 28 Results in the most optimum coverage of domestic hot water heated by the pump 4 03 3 then booster heater operation is the same as setting 1 except that booster heater is OFF when the heat pump is active in domestic hot water mode The consequence of this functionality is that setti...

Page 29: ...quals or drops below the specified space heating priority temperature i e low outdoor temperature In this case the domestic hot water will only be heated by the booster heater 5 02 Space heating priority status specifies whether space heating priority is enabled 1 or disabled 0 5 03 Space heating priority temperature outdoor temperature below which the domestic hot water will be heated by the boos...

Page 30: ...ple 1 Scheduled storage 6 03 1 scheduled reheat 6 05 1 disinfection function 2 01 1 activated A Scheduled storage operation activated at 6 04 heat up domestic hot water untill domestic hot water user interface set point TDHW e g 55 C is reached B Scheduled reheat operation activated at 6 06 heat up domestic hot water untill domestic hot water reheat set point 6 07 e g 45 C is reached C Disinfectio...

Page 31: ...ing pattern Make sure the domestic water is not heated unnecessary Start with activating automatic storage during night default setting If it seems that the scheduled storage domestic water heating during the night is not sufficient for your requirements an additional scheduled reheat during daytime can be set INFORMATION If the schedule timer for booster heater see the operation manual is active ...

Page 32: ...ires the lowest set point in cooling mode Example fan coil unit The actual second set point heating value depends on the selected value of setting 7 03 In case 7 03 1 24 the actual second set point will be first set point heating increased with 7 03 the maximum is 55 C In this way the second set point heating is linked to the first set point heating In case 7 03 25 55 the actual second set point h...

Page 33: ...ON By adapting the booster heater delay time versus the maximum running time an optional balance can be found between the energy efficiency and the heat up time However if the booster heater delay time is set too high it might take a long time before the domestic hot water reaches its set temperature upon domestic hot water mode request The purpose of 8 03 is to delay the booster heater in relatio...

Page 34: ...is to determine based on the outdoor temperature which heating source can will provide the space heating either the Daikin indoor unit or an auxiliary boiler The field setting bivalent operation apply only the indoor unit space heating operation and the permission signal for the auxiliary boiler When the bivalent operation function is enabled the indoor unit will stop automatically in space heatin...

Page 35: ... in 8 5 Application 5 on page 9 when bivalent operation function is enabled Daikin shall not be held liable for any damage resulting from failure to observe this rule INFORMATION The combination of setting 4 03 0 2 with bivalent operation at low outdoor temperature can result in domestic hot water shortage The bivalent operation function has no impact on the domestic water heating mode The domesti...

Page 36: ... cooling permission F 01 Space cooling permission temperature defines the outdoor temperature below which space cooling is turned off Bottom plate heater control Applies only in case the option bottom plate heater kit is installed F 02 Bottom plate heater ON temperature defines the outdoor temperature below which the bottom plate heater will be activated by indoor unit in order to prevent ice buil...

Page 37: ... 60 5 min 3 Auto restart 00 Status 0 ON 0 1 4 Backup booster heater operation and space heating off temperature 00 Backup heater operation 1 ON 0 1 01 Backup booster heater priority 0 OFF 0 1 2 02 Space heating off temperature 25 14 25 1 C 03 Booster heater operation 3 0 1 2 3 4 04 Not applicable 05 Not applicable 06 Backup heater emergency operation 1 enabled 0 1 1 07 Backup heater second step 1 ...

Page 38: ...07 Set back operation stop time 5 00 0 00 23 00 1 00 hour 08 Leaving water set back value 2 0 10 1 C C Setup on EKRP1HB digital I O PCB 00 Solar priority mode setting 0 0 1 1 01 Alarm output logic 0 0 1 1 02 X1 X2 function Bivalent operation status 0 0 1 1 03 Bivalent ON temperature 0 25 25 1 C 04 Bivalent hysteresis 3 2 10 1 C 05 Not applicable d Benefit kWh rate power supply local shift value we...

Page 39: ...ion number selection 1 1 20 1 06 Heating set point of selected action number F 05 25 0 c 15 55 1 C 07 Time of selected action number F 05 0 c 0 72 12 hour 08 Underfloor heating screed dry out program enabled disabled 0 OFF 0 1 1 09 Latest action number executed 0 0 21 Read only 0 a The storage and reheat function is only applicable in case 4 03 4 b Only possible to modify the first 3 minutes after...

Page 40: ...isconnections or malfunctions an error code will be displayed on the user interface Otherwise the user interface will return to normal operation 4 To resolve the error codes see 16 3 Error codes on page 43 DANGER Never leave the unit unattended during installation or servicing When the service panel is removed live parts can be easily touched by accident NOTICE Note that during the first running p...

Page 41: ...xample 25 C Save the new value by pressing the pr button 3 Set in F 07 Time of selected action number F 05 example 24 hours Save the new value by pressing the pr button 4 Repeat step 1 through 3 to program all the actions Consult the different actions to confirm good setting values as follows Refer to 12 9 Field settings on page 24 to know how to change the field settings 1 Set in F 05 Action numb...

Page 42: ... with domestic hot water tank only and K4M by use of an ohmmeter All contacts of these contactors must be in open position INFORMATION When the program is stopped by an error by an operation switch off or by a power failure then the U3 error will be displayed To resolve the error codes see 16 3 Error codes on page 43 In this case F 09 Latest action number executed will contain the latest action ex...

Page 43: ...e hot Your hand may suffer burns To avoid injury give the piping time to return to normal temperature or be sure to wear proper gloves WARNING Do not touch the refrigerant pipes during and immediately after operation as the refrigerant pipes may be hot or cold depending on the condition of the refrigerant flowing through the refrigerant piping compressor and other refrigerant cycle parts Your hand...

Page 44: ...ld setting 4 00 is turned on see 12 9 Field settings on page 24 Check whether or not the thermal protector of the backup heater has been activated refer to 5 2 Main components of the indoor unit on page 5 Backup heater thermal protector in the installation manual of the EKMBUH for location of the reset button Check if booster heater and backup heater are configured to operate simultaneously field ...

Page 45: ...the reset button refer to 5 2 Main components of the indoor unit on page 5 for location of the reset button Check the reset button of the thermal protector If both the thermal protector and the controller are reset but the AA error code persists the backup heater thermal fuse has blown Contact your local dealer AC Booster heater thermal protector is open applies only to installations with a domest...

Page 46: ...executed F 08 Underfloor heating screed dry out program enabled 1 disabled 0 is always cleared to 0 disable This means that in case a second time a Underfloor heating screed dry out program must be started F 08 needs to be set again U4 Communication failure Contact your local dealer U5 Communication failure Contact your local dealer U7 Communication failure Contact your local dealer UA Field setti...

Page 47: ......

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