Daikin RKXYQ5T7Y1B Installation And Operation Manual Download Page 1

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Installation and operation manual

VRV IV compressor unit for indoor installation

English

Installation and operation

manual

VRV IV compressor unit for indoor installation

RKXYQ5T7Y1B

Summary of Contents for RKXYQ5T7Y1B

Page 1: ...Installation and operation manual VRV IV compressor unit for indoor installation English Installation and operation manual VRV IV compressor unit for indoor installation RKXYQ5T7Y1B...

Page 2: ...e dokumentidega kui neid kasutatakse vastavalt meie juhenditele atitinka emiau nurodytus standartus ir arba kitus norminius dokumentus su s lyga kad yra naudojami pagal m s nurodymus tad ja lietoti at...

Page 3: ...components 15 6 1 4 To access mode 1 or 2 16 6 1 5 To use mode 1 and default situation 16 6 1 6 To use mode 2 17 6 1 7 Mode 1 and default situation Monitoring settings 17 6 1 8 Mode 2 Field settings...

Page 4: ...unit Heat exchanger unit installation manual Installation instructions Format Paper in the accessory bag of the heat exchanger unit Installer and user reference guide Preparation of the installation...

Page 5: ...stallation site 4 1 1 Installation site requirements of the compressor unit Service space Mind the following requirements 10 a 10 10 500 10 mm 3D098835 1 b a Top view b Front view NOTICE This is a cla...

Page 6: ...HP Piping outer diameter size mm Gas pipe Liquid pipe Standard Size up 5 15 9 19 1 9 5 C Piping between refrigerant branch kits Use the following diameters Indoor unit capacity index Piping outer diam...

Page 7: ...tted to the building use a vibration proof rubber field supply You can install the compressor unit directly on the floor or on a structure On the floor You do NOT have to fix the unit with anchor bolt...

Page 8: ...mm 22 5 27 5 5 3 2 To remove the pinched pipes WARNING Any gas or oil remaining inside the stop valve may blow off the pinched piping Failure to observe the instructions in procedure below properly ma...

Page 9: ...hole b Hit on the knockout hole and remove it c Remove the burrs d Paint the edges and areas around the edges using repair paint to prevent rusting NOTICE Precautions when making knockout holes Avoid...

Page 10: ...ping for example water may have entered the piping first carry out the vacuum drying procedure below until all moisture has been removed All piping inside the unit has been factory tested for leaks On...

Page 11: ...orrosive effect between the brass flare nut and the copper flare 5 4 5 To perform vacuum drying To remove all moisture from the system proceed as follows 1 Evacuate the system for at least 2 hours to...

Page 12: ...ill take longer then Stage 2 Manual charging Only necessary if the determined additional refrigerant amount is not reached yet by pre charging Stage 1 Pre charging Summary Pre charging Refrigerant bot...

Page 13: ...efrigerant on page 13 and solve the malfunction accordingly Resetting the malfunction can be done by pushing BS3 You can restart the Charging instructions Aborting the manual refrigerant charge is pos...

Page 14: ...cal wiring on the compressor unit NOTICE Follow the wiring diagram delivered with the unit located on the switch box cover Make sure the electrical wiring does NOT obstruct proper reattachment of the...

Page 15: ...C configurator You can also make field settings through a personal computer interface for this option EKPCCAB is required The installer can prepare the configuration off site on PC and afterwards uplo...

Page 16: ...re operation in order to have power running to the crankcase heater and to protect the compressor Turn on the power supply of the compressor unit heat exchanger unit and all indoor units When the comm...

Page 17: ...set in mode 2 There are two methods to activate low noise operation of the compressor unit and heat exchanger unit The first method is to enable an automatic low noise operation during night time by f...

Page 18: ...settings In mode 2 you can make field settings to configure the system The LEDs give a binary representation of the setting value number Setting binary Value Description 2 8 Te target temperature dur...

Page 19: ...ne the level of operation Depending on the chosen level the noise level will be lowered The start and stop moments for this function are defined under setting 2 26 and 2 27 default Deactivated Level 1...

Page 20: ...t exchanger unit while performing a test operation is dangerous NOTICE Be sure to turn on the power 6 hours before operation in order to have power running to the crankcase heater and to protect the c...

Page 21: ...erform a test run 7 3 1 About test run The procedure below describes the test operation of the complete system This operation checks and judges following items Check of wrong wiring communication chec...

Page 22: ...splayed on the user interface of the indoor unit 8 1 1 Error codes Overview Main code Cause Solution Heat exchanger fan malfunction Drain pump feedback contact is open In the heat exchanger unit Check...

Page 23: ...anger unit capacity setting malfunction Check the type of heat exchanger unit If necessary replace the heat exchanger unit Insufficient supply voltage Check if the supply voltage is supplied properly...

Page 24: ...vice port refrigerant charge f Filter 5 g Subcool heat exchanger h Pressure regulating valve i Capillary tube j Accumulator k Compressor accumulator l Heat exchanger M1C Compressor M1F M2F Fan motor R...

Page 25: ...g cooling applications NOTICE Do not use the air conditioner for other purposes In order to avoid any quality deterioration do not use the unit for cooling precision instruments food plants animals or...

Page 26: ...om dropping or cold air from blowing Defrost operation In heating operation freezing of the heat exchanger unit s air cooled coil increases over time restricting the energy transfer to the heat exchan...

Page 27: ...irection adjust button only for double flow multi flow corner ceiling suspended and wall mounted Refer to 12 4 Adjusting the air flow direction on page 27 for details To stop 5 Press the ON OFF button...

Page 28: ...ter diluted neutral detergent squeeze it well and wipe the panel clean Wipe it with another dry cloth 13 1 After sales service and warranty 13 1 1 Warranty period This product includes a warranty card...

Page 29: ...the warranty card 14 1 Error codes Overview In case a malfunction code appears on the indoor unit user interface display contact your installer and inform the malfunction code the unit type and serial...

Page 30: ...s max till this process is finished 14 2 4 Symptom The fan strength does not correspond to the setting The fan speed does not change even if the fan speed adjustment button in pressed During heating o...

Page 31: ...ptom The heat exchanger unit fan does not spin During operation The speed of the fan is controlled in order to optimise product operation 14 2 15 Symptom The display shows 88 This is the case immediat...

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