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EMRQ8~16AAY1

Daikin Altherma outdoor unit

4PW61262-1B – 2013.11

Installation manual

4

5.

O

VERVIEW

OF

UNIT

5.1.

Opening the unit

To gain access to the unit, front plates need to be opened as follows:

Once the front plates open, the electrical component box can be
accessed by removing the electrical component box cover as follows:

For service purposes, the push buttons on the switch box PCB need
to be accessed. To access these push buttons, the electrical
component box cover does not need to be opened. See

"Field

settings by push buttons" on page 27

.

DANGER: ELECTRICAL SHOCK

See

"2. General Safety precautions" on page 2

.

DANGER: DO NOT TOUCH PIPING AND INTERNAL
PARTS

See

"2. General Safety precautions" on page 2

.

13x

8x

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Содержание altherma EMRQ10AAY1

Страница 1: ...INSTALLATION MANUAL EMRQ8AAY1 EMRQ10AAY1 EMRQ12AAY1 EMRQ14AAY1 EMRQ16AAY1 Daikin Altherma outdoor unit ...

Страница 2: ...uje na vlastnú zodpovednosť že zariadenie na ktoré sa vzťahuje toto vyhlásenie 25 w tamamen kendi sorumluluğunda olmak üzere bu bildirinin ilgili olduğu donanımının aşağıdaki gibi olduğunu beyan eder 01 as set out in A and judged positively by B according to the Certiﬁcate C as set out in the Technical Construction File D and judged positively by E Applied module F G Risk category H Also refer to ...

Страница 3: ...inimo plokštelę 23 Maksimālais pieļaujamais spiediens PS K bar Minimālā maksimālā pieļaujamā temperatūra TS TSmin Minimālā temperatūra zemā spiediena pusē L C TSmax Piesātinātā temperatūra saskaņā ar maksimālo pieļaujamo spiedienu PS M C Dzesinātājs N Spiediena drošības ierīces iestatīšana P bar Izgatavošanas numurs un izgatavošanas gads skat modeļa izgatavotājuzņēmuma plāksnītie 24 Maximálny povo...

Страница 4: ...ectrical installation is done on any indoor or outdoor unit 17 General guidelines 16 Set up 17 Leak test 18 Vacuum drying 18 11 Pipe insulation 18 12 Electrical wiring work 19 12 1 Precautions on electrical wiring work 19 12 2 Internal wiring Parts table 19 12 3 System overview of ﬁeld wiring 20 12 4 Requirements 20 12 5 Routing 20 Transmission wiring routing 20 Power supply routing 21 Precautions...

Страница 5: ...ent or accessories could result in electric shock short circuit leaks ﬁre or other damage to the 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 3 INTRODUCTION 3 1 General information This installation manual concerns Daikin Altherma air to wat...

Страница 6: ...g accessories are supplied with the unit 1 EKHBRD connection is possible for EKHBRD_ABX and EKHBRD_AC Connection is NOT possible for EKHBRD_AA or EKHBRD_AB models For more details see technical data book Description Model name refnet header KHRQ23M29H KHRQ23M64H KHRQ22M29H KHRQ22M64H refnet joint KHRQ23M20T KHRQ23M29T KHRQ23M64T KHRQ22M20T KHRQ22M29T KHRQ22M64T Description Model name Central drain...

Страница 7: ...an be accessed by removing the electrical component box cover as follows For service purposes the push buttons on the switch box PCB need to be accessed To access these push buttons the electrical component box cover does not need to be opened See Field settings by push buttons on page 27 DANGER ELECTRICAL SHOCK See 2 General Safety precautions on page 2 DANGER DO NOT TOUCH PIPING AND INTERNAL PAR...

Страница 8: ...ompressor Standard STD Inverter for EMRQ14 16 9 Electronic expansion valve subcooling Y2E Y5E 3 Heat exchanger 10 Electronic expansion valve charge Y4E 4 Fan 11 4 way valve heat exchanger Y2S Y9S 5 Fan motor M1F M2F 12 4 way valve pipe Y8S 6 Refrigerant regulator 13 Solenoid valve expansion valve bypass Y5S 7 Oil separator 14 Solenoid valve hot gas Y4S 15 Solenoid valve Y3S 16 Solenoid valve Y1S 1...

Страница 9: ...able tie mountings allow to ﬁx the ﬁeld wiring with cable ties to the switch box to ensure strain relief 4 Magnetic contactor K2M 5 Current sensor PCB 2 1 4 5 2 3 3 3 3 3 3 3 3 1 1 Main PCB 2 Sub 1 PCB 3 Terminal block X1M Main terminal block which allows easy connection of ﬁeld wiring for power supply 4 X1M on main PCB Terminal block for transmission wiring 5 Cable tie mountings The cable tie mou...

Страница 10: ...ay corrode causing refrigerant to leak Locations where a mineral oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage Locations where equipment that produces electromagnetic waves is found The electromagnetic waves may cause the control system to malfunction preventing normal operation Locations where ﬂammable gases may leak wh...

Страница 11: ...imates To prevent exposure to wind and snow install a bafﬂe plate on the air side of the outdoor unit In heavy snowfall areas it is very important to select an installation site where the snow will not affect the unit If lateral snowfall is possible make sure that the heat exchanger coil is not affected by the snow if necessary construct a lateral canopy 7 DIMENSIONS AND SERVICE SPACE 7 1 Dimensio...

Страница 12: ...8 2 Handling When handling the unit take into account the following 1 Fragile handle the unit with care Keep the unit upright in order to avoid compressor damage 2 Choose on beforehand the path along which the unit is to be brought in 3 Bring the unit as close as possible to its ﬁnal installation position in its original package to prevent damage during transport 4 Lift the unit preferably with a ...

Страница 13: ... until their length remains 20 mm above the foundation surface CAUTION To avoid injury do not touch the air inlet or aluminium ﬁns of the unit WARNING Tear apart and throw away plastic packaging bags so that children will not play with them Children playing with plastic bags face danger of death by suffocation NOTE When the installation height of the unit needs to be increased do not use stands to...

Страница 14: ...izes are not available it is also allowed to use other diameters mm sizes taken the following into account select the pipe size nearest to the required size use the suitable adapters for the change over from inch to mm pipes ﬁeld supply NOTE Piping and other pressure containing parts shall comply with the applicable legislation and shall be suitable for refrigerant Use phosphoric acid deoxidised s...

Страница 15: ... 6 b h 40 m unit 8 i k 40 m Example 3 unit 8 i 40 m Maximum allowable height difference Difference in height between outdoor and indoor units H1 40 m Difference in height between lowest and heighest indoor unit H2 15 m If setting A 01 this is an indoor unit setting is changed maximum H2 difference can be increased to 25 m Refer to ﬁeld settings in the indoor unit installation manual for more infor...

Страница 16: ...ized ﬁlm on the inside of the piping An oxidized ﬁlm adversely affects valves and compressors in the refrigerating system and prevents proper operation The nitrogen pressure should be set to 0 02 MPa i e just enough so it can be felt on the skin with a pressure reducing valve Do not use anti oxidants when brazing the pipe joints Residue can clog pipes and break equipment Do not use ﬂux when brazin...

Страница 17: ...und the edges using repair paint to prevent rusting When passing electrical wiring through the knock out holes wrap the wiring with protective tape to prevent damage as shown above 3x 1 2 3 NOTE Any gas or oil remaining inside the stop valve may blow off the pinched piping Failure to observe the instructions in procedure below properly may result in property damage or personal injury which may be ...

Страница 18: ...g 1 Pinched piping 2 Stop valve 3 Service port 4 Point of melting the brazing metal cut pipe off just above this brazing or marking point Never remove the pinched piping by brazing NOTE All local interunit piping are ﬁeld supplied except the accessory pipes Precautions when connecting ﬁeld piping Add brazing material as shown in the ﬁgure B A 3 2 4 1 Be sure to use the supplied accessory pipes whe...

Страница 19: ...service port is a Schrader type valve After handling the service port make sure to tighten the service port cover securely For the tightening torque refer to the table below Check for refrigerant leaks after tightening the service port cover Tightening torques 10 4 Leak test and vacuum drying It is very important that all refrigerant piping work is done before the units outdoor or indoor are power...

Страница 20: ...f there is a possibility of moisture being present in the refrigerant piping for example rainwater may have entered the piping ﬁrst carry out the vacuum drying procedure below until all moisture has been removed and consider the installation of a liquid dryer All piping inside the unit has been factory tested for leaks Only ﬁeld installed refrigerant piping needs to be checked Therefore make sure ...

Страница 21: ...nection piping and refrigerant branch kits entirely Be sure to insulate liquid suction and discharge piping for all units Use heat resistant polyethylene foam which can withstand a temperature of 70 C for liquid piping and polyethylene foam which can withstand a temperature of 120 C for gas piping Reinforce the insulation on the refrigerant piping according to the installation environment Condensa...

Страница 22: ...e protection circuit operation If there exists the possibility of reversed phase after a momentary black out and the power goes on and off while the product is operating attach a reversed phase protection circuit locally Running the product in reversed phase can break the compressor and other parts Point of attention regarding quality of the public electric power supply This equipment complies wit...

Страница 23: ...LW Yellow 12 3 System overview of field wiring Field wiring consists out of power supply always including earth and indoor outdoor communication transmission wiring 12 4 Requirements The power supply must be protected with the required safety devices i e a main switch a slow blow fuse on each phase and an earth leakage protector in accordance with the applicable legislation Selection and sizing of...

Страница 24: ...elow 2 Connection of wiring to terminals 2 1 Transmission wiring Care should be taken for connecting the wires to the terminal block 1 Power supply inside a conduit 2 Conduit 3 Power supply 4 Cut off the shaded zones before usage 5 Through hole cover 1 Knock out hole 2 Burr 3 If there are any possibilities that small animals enter the system through the knock out holes plug the holes with packing ...

Страница 25: ...s connected to the same earth When connecting the power supply the earth connection must be made before the current carrying connections are established When disconnecting the power supply the current carrying connections must be separated before the earth connection is The length of the conductors between the power supply stress relief and the terminal block itself must be such that the current c...

Страница 26: ...s of 0 1 kg R X1 x Ø15 9 x 0 18 X2 x Ø12 7 x 0 12 X3 x Ø9 5 x 0 059 x A X1 3 Total length m of liquid piping size at Øa For EKHVMRD and EKHBRD System liquid piping System discharge piping For EKHVMYD System liquid piping System discharge piping System suction piping NOTE National implementation of EU regulation on certain ﬂuorinated greenhouse gases may require to provide the appropriate ofﬁcial n...

Страница 27: ...erant Precautions when adding refrigerant Be sure to charge the speciﬁed amount of refrigerant in liquid state Since this refrigerant is a mixed refrigerant adding it in gas form may cause the refrigerant composition to change preventing normal operation Before charging check whether the refrigerant cylinder is equipped with a siphon tube or not Be sure to use tools exclusively for R410A to ensure...

Страница 28: ...S2 SET button 20 times until following LED combination is reached 8 Push the BS3 RETURN button to conﬁrm setting 2 20 above 9 Push the BS2 SET button to change the charge mode from OFF OFF to ON ON LED indication should change as follows 10 Push the BS3 RETURN button and the setting is deﬁned 11 Push the BS3 RETURN button again and the refrigerant charging operation will start 12 After charging th...

Страница 29: ...ischarge side If the indoor units are all heating only units your system is a 2 pipe system no 3 pipe In this case the suction stop valve should remain closed at all times 10 Damaged equipment Check the inside of the unit on damaged components or squeezed pipes 11 Refrigerant leak Check the inside of the unit on refrigerant leakage If there is a refrigerant leak try to repair the leak If the recov...

Страница 30: ...shown for the different settings Pushing the BS3 RETURN button deﬁnes the setting Finally when pushing the BS3 RETURN button again the operation starts according to the setting Pushing BS1 MODE button will get you back to the initial led start point 14 3 Test operation After installation and once the ﬁeld settings are deﬁned the installer is obliged to verify correct operation Therefore a test run...

Страница 31: ...es Test operation and Under centralized control will display on the remote controller It may take 10 minutes to bring the state of the refrigerant uniform before the compressor starts During the test operation the refrigerant running sound or the magnetic sound of a solenoid valve may become loud and the LED display may change but these are not mal functions During the test operation it is not pos...

Страница 32: ...if the additional refrigerant charge has been ﬁnished correctly Recalculate the required amount of refrigerant from the piping length and add an adequate amount of refrigerant In case the test operation was interrupted or the unit was operating out of the instructed temperature range the initial refrigerant detection has failed U3 In case the the test operation was interrupted perform the test ope...

Страница 33: ...7 CAUTION FOR REFRIGERANT LEAKS 17 1 Introduction The installer and system specialist shall secure safety against leakage according to local regulations or standards The following standards may be applicable if local regulations are not available This system uses R410A as refrigerant R410A itself is an entirely safe non toxic non combustible refrigerant Nevertheless care must be taken to ensure th...

Страница 34: ... refrigerant of oil and of other parts must be done in accordance with relevant local and national legislation 19 UNIT SPECIFICATIONS Technical speciﬁcations Electrical speciﬁcations amount of refrigerant in a single unit system amount of refrigerant with which the system is charged before leaving the factory additional charging amount amount of refrigerant added locally in accordance with the len...

Страница 35: ......

Страница 36: ...4PW61262 1B 2013 11 Copyright 2010 Daikin ...

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