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Installer and user reference guide

VRV IV+ heat pump

English

Installer and user

reference guide

VRV IV+ heat pump

RYYQ8U7Y1B*
RYYQ10U7Y1B*
RYYQ12U7Y1B*
RYYQ14U7Y1B*
RYYQ16U7Y1B*
RYYQ18U7Y1B*
RYYQ20U7Y1B*

RYMQ8U7Y1B*
RYMQ10U7Y1B*
RYMQ12U7Y1B*
RYMQ14U7Y1B*
RYMQ16U7Y1B*
RYMQ18U7Y1B*
RYMQ20U7Y1B*

RXYQ8U7Y1B*
RXYQ10U7Y1B*
RXYQ12U7Y1B*
RXYQ14U7Y1B*
RXYQ16U7Y1B*
RXYQ18U7Y1B*
RXYQ20U7Y1B*

Содержание RYYQ12U7Y1B

Страница 1: ...eference guide VRV IV heat pump RYYQ8U7Y1B RYYQ10U7Y1B RYYQ12U7Y1B RYYQ14U7Y1B RYYQ16U7Y1B RYYQ18U7Y1B RYYQ20U7Y1B RYMQ8U7Y1B RYMQ10U7Y1B RYMQ12U7Y1B RYMQ14U7Y1B RYMQ16U7Y1B RYMQ18U7Y1B RYMQ20U7Y1B RX...

Страница 2: ...t 22 6 4 5 To connect the multi connection piping kit 22 6 4 6 Multiple outdoor units Knockout holes 23 6 4 7 To connect the refrigerant branching kit 23 6 4 8 To protect against contamination 23 6 4...

Страница 3: ...Recommended maintenance and inspection cycles 66 18 4 4 Shortened maintenance and replacement cycles 66 19 Troubleshooting 66 19 1 Error codes Overview 67 19 2 Symptoms that are NOT system malfunction...

Страница 4: ...equences for the environment and human health For more information contact your installer or local authority Batteries are marked with the following symbol This means that the batteries may NOT be mix...

Страница 5: ...WARNING Take sufficient precautions in case of refrigerant leakage If refrigerant gas leaks ventilate the area immediately Possible risks Excessive refrigerant concentrations in a closed room can lead...

Страница 6: ...alled in the fixed wiring WARNING ONLY use copper wires Make sure the field wiring complies with the applicable legislation All field wiring MUST be performed in accordance with the wiring diagram sup...

Страница 7: ...uct information Latest revisions of the supplied documentation may be available on the regional Daikin website or via your dealer The original documentation is written in English All other languages a...

Страница 8: ...ID PIPE SIZE O22 2 x 0 37 TOTAL LENGTH OF LIQUID PIPE SIZE O19 1 x 0 26 TOTAL LENGTH OF LIQUID PIPE SIZE O15 9 x 0 18 TOTAL LENGTH OF LIQUID PIPE SIZE O12 7 x 0 12 TOTAL LENGTH OF LIQUID PIPE SIZE O9...

Страница 9: ...air and air to water applications These units have in single use heating capacities ranging from 25 to 63 kW and cooling capacities rating from 22 4 to 56 kW In multi combination the heating capacity...

Страница 10: ...48 RYMQ16 16 16 RXYQ50 RXYQ16 16 18 RYYQ50 RYMQ16 16 18 RXYQ52 RXYQ16 18 18 RYYQ52 RYMQ16 18 18 RXYQ54 RXYQ18 18 18 RYYQ54 RYMQ18 18 18 4 5 4 Possible options for the outdoor unit INFORMATION Refer to...

Страница 11: ...nt complies to specifications that are designed to provide reasonable protection against such interference However there is no guarantee that interference will not occur in a particular installation I...

Страница 12: ...15 20 10 15 20 2527 30 TAI C DB a Warming up operation range b Operation range TAI Ambient indoor temperature TAO Ambient outdoor temperature If the unit has to operate for 5 days in this area with hi...

Страница 13: ...he maximum concentration level a ventilation opening to the adjacent room shall be made Formula F G H F Total volume of refrigerant in the refrigerant system G Size m3 of smallest room in which there...

Страница 14: ...y may drop but even in such a case the size of the main pipes has to be increased More specifications can be found in the technical engineering data book a e b c d a Outdoor unit b Main pipes c Increa...

Страница 15: ...as and liquid piping This equalising pipe does not exist for RYYQ8 20 or RXYQ8 54 units The equalising pipe connections for the different RYMQ modules are mentioned in below table RYMQ Equalising pipe...

Страница 16: ...m Total piping length 1000 m 500 m Example 1 1 a b c d e f g h i j k l m n p 1000 m Example 2 1 a b c d e f g h i j k l m n p 500 m Between outdoor branch and outdoor unit only in case of a multi outd...

Страница 17: ...g 2 h i j k l m n p 1000 m 500 m d The piping length difference between the nearest indoor unit from first branch to the outdoor unit and the farthest indoor unit to the outdoor unit is 40 m Example...

Страница 18: ...V DX indoor unit is over 20 m it is necessary to increase the gas and liquid piping size between the first branch and BP unit or VRV DX indoor unit If the piping diameter of the sized up piping exceed...

Страница 19: ...electrical compliance This equipment complies with EN IEC 61000 3 11 provided that the system impedance Zsys is less than or equal to Zmax at the interface point between the user s supply and the publ...

Страница 20: ...ty Example Combining the RXYQ30 by using the RXYQ8 RXYQ10 and RXYQ12 Minimum circuit ampacity of the RXYQ8 16 1 A Minimum circuit ampacity of the RXYQ10 22 0 A Minimum circuit ampacity of the RXYQ12 2...

Страница 21: ...a solid longitudinal foundation steel beam frame or concrete The foundation must be larger than the grey marked area 729 613 929 AB AA a mm Minimum foundation a Anchor point 4 HP AA AB 8 12 766 992 1...

Страница 22: ...a b c a Left side connection b Front connection c Right side connection For side connections the knockout hole on the bottom plate should be removed c b a a Large knockout hole b Drill c Points for dr...

Страница 23: ...from entering the piping Unit Installation period Protection method Outdoor unit 1 month Pinch the pipe 1 month Pinch or tape the pipe Indoor unit Regardless of the period Seal the piping and wiring...

Страница 24: ...ervice port Always use a charge hose equipped with a valve depressor pin since the service port is a Schrader type valve After handling the service port make sure to tighten the service port cover sec...

Страница 25: ...until the outdoor unit has finished the initialisation Leak test and vacuum drying Checking the refrigerant piping involves Checking for any leakages in the refrigerant piping Performing vacuum dryin...

Страница 26: ...test and vacuum drying should be done before the power supply is set to the unit If not see 6 5 1 About checking the refrigerant piping on page 25 for more information To remove all moisture from the...

Страница 27: ...igerant charging can start There are two methods to charge additional refrigerant Method See Automatic charge 6 7 6 Step 6a To automatically charge refrigerant on page 31 Manual charge 6 7 7 Step 6b T...

Страница 28: ...1 kg 12 HP N 6 C2 0 kg C C1 C2 0 5 kg Metric piping When using metric piping replace the weight factors in the formula by the ones from the following table Inch piping Metric piping Piping Weight fac...

Страница 29: ...tional refrigerant amount via setting 2 14 Go to test run Step 4b Close valves D and B R Q R Q R Q Continued on next page p p R410A N2 C D A B Charging refrigerant Step 6 Proceed with automatic or man...

Страница 30: ...ndoor temperature out of range and e 3 outdoor temperature out of range Push BS1 to leave program Charging is finished Fill in the amount on the additional refrigerant charge label Input the additiona...

Страница 31: ...harging port is connected to the piping inside the unit The unit s internal piping is already factory charged with refrigerant so be careful when connecting the charge hose After adding the refrigeran...

Страница 32: ...tic refrigerant charge the ambient conditions go beyond the allowable for this operation mode the unit will indicate on the 7 segment display in case indoor temperature is out of range or in case the...

Страница 33: ...eenhouse gas emissions of the total refrigerant charge expressed as tonnes CO2 equivalent f GWP Global warming potential NOTICE In Europe the greenhouse gas emissions of the total refrigerant charge i...

Страница 34: ...Example a b d d d c b g g h h c f f f h e e e a h h h h h i a Field power supply with earth leakage protector b Main switch c Earth connection d Outdoor unit e Indoor unit f User interface g Indoor po...

Страница 35: ...te 6 8 5 To route and fix the transmission wiring Transmission wiring can be routed through the front side only Fix it to the upper mounting hole b a A b a c c c d c d c 8 12 HP 14 20 HP A A a Transmi...

Страница 36: ...earth wires secure clearance of 25 mm or more away from compressor lead wires Failure to observe this instruction properly may adversely affect correct operation of other units connected to the same e...

Страница 37: ...ent displays Making settings is done via the master outdoor unit Next to making field settings it is also possible to confirm the current operation parameters of the unit Push buttons and DIP switches...

Страница 38: ...ore turning on the power 7 2 4 To access mode 1 or 2 Initialisation default situation NOTICE Be sure to turn on the power 6 hours before operation in order to have power running to the crankcase heate...

Страница 39: ...which is returned depending on the actual field situation is the status of the setting In the case of 2 18 default value is 0 which means the function is not active Result Mode 2 setting 18 is addres...

Страница 40: ...tion function is activated When the automatic leak detection function was activated through mode 2 settings it is possible to see within how many days the automatic leak detection will be performed De...

Страница 41: ...ditional refrigerant charge amount see 6 7 3 To determine the additional refrigerant amount on page 27 For guidance concerning the input of the additional refrigerant charge amount and leak detection...

Страница 42: ...0 6 85 7 90 8 95 2 31 Power consumption limitation level step 2 via the external control adaptor DTA104A61 62 If the system needs to be running under power consumption limitation conditions when an ex...

Страница 43: ...7 A a b c 2 3 4 5 H J S T X27A A1P a PC b Cable EKPCCAB c Outdoor unit main PCB 7 3 Energy saving and optimum operation This heat pump system is equipped with advanced energy saving functionality Depe...

Страница 44: ...above To activate this in Change Cooling operation 2 81 3 This setting is used in conjunction with setting 2 8 To activate this in Change Heating operation 2 82 3 This setting is used in conjunction w...

Страница 45: ...ue E Load factor F Outside air temperature Te Evaporating temperature Quick Powerful Mild Room temperature evolution A B C D E F A Indoor unit set temperature B Operation start C Operating time D Mild...

Страница 46: ...leak detection function one time at site can also be done by following procedure 1 Push BS2 one time 2 Push BS2 one more time 3 Push BS2 5 seconds 4 Leak detection function will start To abort leak d...

Страница 47: ...icable legislation Power supply voltage Check the power supply voltage on the local supply panel The voltage MUST correspond to the voltage on the identification label of the unit Earth wiring Be sure...

Страница 48: ...n Otherwise the malfunction code will be displayed on the user interface and normal operation or individual indoor unit test run cannot be carried out Abnormalities on indoor units cannot be checked f...

Страница 49: ...0 minutes after turning off the power supply 2 Measure the voltage between terminals on the terminal block for power supply with a tester and confirm that the power supply is shut off In addition meas...

Страница 50: ...tion code will be displayed intermittent Example Code Example Main code Sub code With an interval of 1 second the display will switch between main code and sub code 10 3 Error codes Overview In case o...

Страница 51: ...ure sensor malfunction R8T open circuit A1P X19A Check connection on PCB or actuator Compressor casing temperature sensor malfunction R8T short circuit A1P X19A Check connection on PCB or actuator Com...

Страница 52: ...l unit not ready for leak detection functionality Malfunction code System test run not yet executed system operation not possible Execute system test run Faulty wiring to Q1 Q2 or indoor outdoor Check...

Страница 53: ...tic charging nearly finished Prepare for autocharge stopping Automatic charging finished Finish autocharge mode Leak detection function related Unit is not prepared to execute leak detection operation...

Страница 54: ...0 mm e 20 mm f 600 mm a 50 mm b 100 mm c 50 mm d 500 mm e 100 mm f 500 mm 4 a 10 mm b 300 mm c 10 mm d 500 mm e 20 mm a 50 mm b 100 mm c 50 mm d 500 mm e 100 mm 5 a 10 mm b 500 mm c 10 mm d 500 mm e 2...

Страница 55: ...charge s Stop valve liquid t Stop valve gas u Stop valve equalising gas v Heat accumulation element w Service port x Expansion valve liquid cooling Y3E Piping diagram RYYQ14 20 R3T R6T R5T R7T R1T R21...

Страница 56: ...ve liquid t Stop valve gas u Stop valve equalising gas v Heat accumulation element w Service port x Expansion valve liquid cooling Y3E Piping diagram RYMQ14 20 R3T R6T R5T R7T R1T R21T R22T a b n m k...

Страница 57: ...alve liquid t Stop valve gas u Stop valve equalising gas v Heat accumulation element w Service port x Expansion valve liquid cooling Y3E Piping diagram RXYQ14 20 a b k k n m f l j o t s h c e d d e M...

Страница 58: ...onitor is green K3R A3P Magnetic relay K4R A1P Magnetic relay Y1S K5R A1P Magnetic relay Y2S K6R A1P Magnetic relay E3H K7R A1P Magnetic relay E1HC K9R A1P Magnetic relay Y3S K11R A1P Magnetic relay Y...

Страница 59: ...or air R3T Thermistor accumulator R4T Thermistor heat exchanger liquid pipe R5T Thermistor subcool liquid pipe R6T Thermistor heat exchanger gas pipe R7T Thermistor heat exchanger de icer R8T R9T Ther...

Страница 60: ...estrictions exist Multi continuous heating non continuous heating unit combinations restrictions exist For more specifications see technical engineering data 13 1 System layout Your VRV IV heat pump s...

Страница 61: ...interface When the display change over under centralised control flashes refer to 16 5 1 About setting the master user interface on page 63 The fan may keep on running for about 1 minute after the hea...

Страница 62: ...perature decrease minimal room cooling The micro computer automatically determines temperature and fan speed cannot be set by the user interface The system does not go into operation if the room tempe...

Страница 63: ...master user interface Only the master user interface can select heating or cooling mode Indoor unit master allocation is determined as follows in special cases Case Description VRV DX indoor unit com...

Страница 64: ...ump system is equipped with advanced energy saving functionality Depending on the priority emphasises can be put on energy saving or comfort level Several parameters can be selected resulting in the o...

Страница 65: ...al warming potential GWP value 2087 5 NOTICE In Europe the greenhouse gas emissions of the total refrigerant charge in the system expressed as tonnes CO2 equivalent is used to determine the maintenanc...

Страница 66: ...ure containing parts In case of corrosion contact your local dealer NOTICE The table indicates main components Refer to your maintenance and inspection contract for more details The table indicates re...

Страница 67: ...hermistor malfunction indoor Discharge air thermistor malfunction indoor Movement detector or floor temperature sensor malfunction indoor User interface thermistor malfunction indoor PCB malfunction o...

Страница 68: ...s extremely contaminated the temperature distribution inside a room becomes uneven It is necessary to clean the interior of the indoor unit Ask your dealer for details on cleaning the unit This operat...

Страница 69: ...country for a country related site Result You are directed to the Seasonal efficiency webpage 3 Under Eco Design Ener LOT21 click Generate your data Result You are directed to the Seasonal efficiency...

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