Daikin 2MXM-A Installation Manual Download Page 1

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Installation manual

R32 Split series

English

Installation manual

R32 Split series

2MXM68A2V1B
3MXM40A2V1B
3MXM52A2V1B
3MXM68A2V1B
4MXM68A2V1B
4MXM80A2V1B
5MXM90A2V1B

Summary of Contents for 2MXM-A

Page 1: ...Installation manual R32 Split series English Installation manual R32 Split series 2MXM68A2V1B 3MXM40A2V1B 3MXM52A2V1B 3MXM68A2V1B 4MXM68A2V1B 4MXM80A2V1B 5MXM90A2V1B ...

Page 2: ...llaisina kuin ne ovat muutettuina v platném znění Smjernice kako je izmijenjeno irányelv ek és módosításaik rendelkezéseit z późniejszymi poprawkami 18 19 20 21 22 23 24 25 Directivelor cu amendamentele respective Direktive z vsemi spremembami Direktiivid koos muudatustega Директиви с техните изменения Direktyvose su papildymais Direktīvās un to papildinājumos Smernice v platnom znení Değiştirilmi...

Page 3: ...n sallittu lämpötila TS TSmin Alhaisin matalapainepuolen lämpötila L C TSmax Suurinta sallittua painetta PS vastaava kyllästyslämpötila M C Kylmäaine N Varmuuspainelaitteen asetus P bar Valmistusnumero ja valmistusvuosi katso mallin nimikilpi Maximální přípustný tlak PS K bar Minimální maximální přípustná teplota TS TSmin Minimální teplota na nízkotlaké straně L C TSmax Saturovaná teplota odpovída...

Page 4: ...ina v platném znění Smjernice kako je izmijenjeno irányelv ek és módosításaik rendelkezéseit z późniejszymi poprawkami 18 19 20 21 22 23 24 25 Directivelor cu amendamentele respective Direktive z vsemi spremembami Direktiivid koos muudatustega Директиви с техните изменения Direktyvose su papildymais Direktīvās un to papildinājumos Smernice v platnom znení Değiştirilmiş halleriyle Yönetmelikler 01 ...

Page 5: ...n sallittu lämpötila TS TSmin Alhaisin matalapainepuolen lämpötila L C TSmax Suurinta sallittua painetta PS vastaava kyllästyslämpötila M C Kylmäaine N Varmuuspainelaitteen asetus P bar Valmistusnumero ja valmistusvuosi katso mallin nimikilpi Maximální přípustný tlak PS K bar Minimální maximální přípustná teplota TS TSmin Minimální teplota na nízkotlaké straně L C TSmax Saturovaná teplota odpovída...

Page 6: ...ommissioning 18 10 2 Checklist during commissioning 18 10 3 Trial operation and testing 18 10 3 1 About wiring error check 18 10 3 2 To perform a test run 19 10 4 Starting up the outdoor unit 19 11 Maintenance and service 19 12 Disposal 19 13 Technical data 19 13 1 Wiring diagram 19 13 1 1 Unified wiring diagram legend 19 13 2 Piping diagram Outdoor unit 20 1 About the documentation 1 1 About this...

Page 7: ...ssor is run air will be sucked in This will cause abnormal pressure in the refrigeration cycle which may result in equipment damage and even injury CAUTION Do NOT open the valves before flaring is complete This would cause refrigerant gas leakage DANGER RISK OF EXPLOSION Do NOT start the unit if it is vacuumed Charging refrigerant see 6 Charging refrigerant 413 WARNING The refrigerant inside the u...

Page 8: ...ly is turned off because of high voltage risk Please note that some sections of the electric component box are hot Make sure you do NOT touch a conductive section Do NOT rinse the unit This may cause electric shocks or fire DANGER RISK OF ELECTROCUTION Use this compressor on a grounded system only Turn the power off before servicing the compressor Reattach the switch box cover and service lid afte...

Page 9: ...eating mode 10 46 C DB 15 24 C DB 4 1 2 Additional installation site requirements of the outdoor unit in cold climates Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up a b c c d a Snow cover or shed b Pedestal c Prevailing wind direction d Air outlet It is recommended to provide at least 150 mm of free space below the unit 300 mm for heavy sno...

Page 10: ... socket a c b b b a a a Drain hole Install a drain cap large b Drain hole Install a drain cap small c Drain hole for drain socket 5 Piping installation 5 1 Preparing refrigerant piping 5 1 1 Refrigerant piping requirements CAUTION Piping and joints of a split system shall be made with permanent joints when inside an occupied space except joints directly connecting the piping to the indoor units NO...

Page 11: ... shorter the refrigerant piping the better the performance of the system The piping length and height differences must comply with the following requirements Shortest allowable length per room is 3 m Outdoor unit Refrigerant piping length to each indoor unit Refrigerant piping total length 2MXM68 3MXM40 3MXM52 3MXM68 25 m 50 m 4MXM68 60 m 4MXM80 70 m 5MXM90 75 m INFORMATION In case of combination ...

Page 12: ... port b Reducer no 1 c Reducer no 3 d Flare nut for Ø15 9 mm e Inter unit piping Connecting a Ø9 5 mm pipe to a Ø15 9 mm gas pipe connection port a b d e c a Outdoor unit connection port b Reducer no 6 c Reducer no 5 d Flare nut for Ø9 5 mm e Inter unit piping Connecting a Ø9 5 mm pipe to a Ø12 7 mm gas pipe connection port a b d e c a Outdoor unit connection port b Reducer no 2 c Reducer no 4 d F...

Page 13: ...re on the manifold indicates 0 1 MPa 1 bar 2 Leave as is for 4 5 minutes and check the pressure If the pressure Then Does not change There is no moisture in the system This procedure is finished Increases There is moisture in the system Go to the next step 3 Vacuum the system for at least 2 hours to a manifold pressure of 0 1 MPa 1 bar 4 After turning the pump OFF check the pressure for at least 1...

Page 14: ... ALWAYS use protective gloves and safety glasses Prerequisite Before charging refrigerant make sure the refrigerant piping is connected and checked leak test and vacuum drying 1 Connect the refrigerant cylinder to the service port 2 Charge the additional refrigerant amount 3 Open the gas stop valve 6 5 To fix the fluorinated greenhouse gases label 1 Fill in the label as follows b Contains fluorina...

Page 15: ...depending on the model 7 1 Specifications of standard wiring components Component Power supply cable Voltage 220 240 V Phase 1 Frequency 50 Hz Wire type See table below A Interconnection cable indoor outdoor 4 core cable 1 5 mm2 or 2 5 mm2 and applicable for 220 240 V H05RN F 60245 IEC 57 Component Recommended circuit breaker See table below B Residual current device MUST comply with applicable le...

Page 16: ...ing 9 1 1 To turn ON standby electricity saving function Prerequisite The main power supply MUST be turned OFF 1 Remove the service cover 2 Disconnect the selective standby electricity saving connector 3 Turn ON the main power supply 9 2 About priority room function INFORMATION The priority room function requires initial settings to be made during the installation of the unit Ask the customer in w...

Page 17: ...B 2 Set the heat mode lock switch SW5 1 to ON 1 1 4 3 2 1 A 1 2 3 4 5 SW5 4 3 2 1 2 OFF ON 9 5 About cool mode lock Cool mode lock limits the unit to cool operation Forced operation remains possible in cool mode Specifications for the connector housing and pins ST products housing VHR 5N pin SVH 21T 1 1 When cool mode lock is used in combination with the Hybrid for Multi these units will NOT opera...

Page 18: ...n For more information see the indoor unit installation manual and or the indoor installer reference guide Before starting the test run measure the voltage at the primary side of the safety breaker The piping and wiring work match The stop valves gas and liquid on the outdoor unit are fully open Initialization of the Multi system can take several minutes depending on the number of indoor units and...

Page 19: ...g of the system 11 Maintenance and service NOTICE General maintenance inspection checklist Next to the maintenance instructions in this chapter a general maintenance inspection checklist is also available on the Daikin Business Portal authentication required The general maintenance inspection checklist is complementary to the instructions in this chapter and can be used as a guideline and reportin...

Page 20: ...Number of passes through ferrite core PAM Pulse amplitude modulation PCB Printed circuit board Symbol Meaning PM Power module PS Switching power supply PTC PTC thermistor Q Insulated gate bipolar transistor IGBT Q C Circuit breaker Q DI KLM Earth leak circuit breaker Q L Overload protector Q M Thermo switch Q R Residual current device R Resistor R T Thermistor RC Receiver S C Limit switch S L Floa...

Page 21: ...r A r B s s t t u u d p o o n l l m l w x v A v B v A v B q h 2MXM68 a Heat exchanger k 4 way valve u Thermistor gas b Outdoor air temperature thermistor l Muffler v Room c Heat exchanger thermistor m Discharge pipe thermistor w Field piping liquid d Refnet header n Compressor x Field piping gas e Fan motor o Accumulator y Liquid receiver f Propeller fan p Gas stop valve S1PH High pressure switch ...

Page 22: ...12 7CuT 12 7CuT 12 7CuT 12 7CuT 15 9CuT 15 9CuT 15 9CuT 7 9CuT 9 5CuT 12 7CuT 7 9CuT 7 9CuT 7 9CuT MV MV MV A B C 6 4CuT 6 4CuT 6 4CuT 6 4CuT 6 4CuT 6 4CuT 9 5CuT 9 5CuT 9 5CuT 9 5CuT 7 9CuT S1PH d e f k a b c g i d v A v B v C u u u d p o o n l m l l w x v A v B v C q h 3MXM40 3MXM52 a Heat exchanger k 4 way valve u Thermistor gas b Outdoor air temperature thermistor l Muffler v Room c Heat excha...

Page 23: ... 5CuT 12 7CuT 7 9CuT 7 9CuT 7 9CuT MV MV MV A B C 6 4CuT 6 4CuT 6 4CuT 9 5CuT 9 5CuT 9 5CuT 9 5CuT S1PH SV 9 5CuT 9 5CuT 6 4CuT 12 7CuT 7 9CuT MVD 6 4CuT 15 9CuT 12 7CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 7 9CuT 9 5CuT 9 5CuT 15 9CuT 6 4CuT 6 4CuT 6 4CuT 6 4CuT d e f k a a b c g i j d s t s t s t s t v A v A v B v C v D v B v C v D u u u u d p o o n l m l l w x q h y y 4MXM80 ...

Page 24: ... 12 7CuT 15 9CuT 9 5CuT 9 5CuT 9 5CuT d e f k a a b c g i j d r A r B r C r D r E s t s t s t s t s t v A v A v B v C v D v E v B v C v D v E u u u u u d p o o n l m l l w x q h y y 5MXM90 a Heat exchanger k 4 way valve u Thermistor gas b Outdoor air temperature thermistor l Muffler v Room c Heat exchanger thermistor m Discharge pipe thermistor w Field piping liquid d Refnet header n Compressor x ...

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