Daikin 2AMXM40M4V1B9, Installer'S Reference Manual

Page 1: ...Installer reference guide R32 Split series 2AMXM40M4V1B9 2AMXM50M4V1B9 2AMXF40A2V1B 2AMXF50A2V1B 2MXF40A2V1B 2MXF50A2V1B 2MXM40N2V1B9 2MXM50N2V1B9...

Page 2: ...n mounting the outdoor unit 30 6 3 3 To provide the installation structure 30 6 3 4 To install the outdoor unit 31 6 3 5 To provide drainage 31 6 3 6 To prevent the outdoor unit from falling over 32 7...

Page 3: ...missioning 60 12 4 Checklist during commissioning 60 12 5 Trial operation and testing 60 12 5 1 To perform a test run 61 12 6 Starting up the outdoor unit 61 13 Hand over to the user 62 14 Maintenance...

Page 4: ...igerant piping to the indoor unit connecting the electrical wiring to the indoor unit see the installation manual of the indoor unit Documentation set This document is part of a documentation set The...

Page 5: ...g of warnings and symbols DANGER Indicates a situation that results in death or serious injury DANGER RISK OF ELECTROCUTION Indicates a situation that could result in electrocution DANGER RISK OF BURN...

Page 6: ...your dealer DANGER RISK OF BURNING SCALDING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot or too cold Give it time to re...

Page 7: ...cy Name and address of fire department police and hospital Name address and day and night telephone numbers for obtaining service In Europe EN378 provides the necessary guidance for this logbook 2 2 2...

Page 8: ...s which may be a potential ignition source are installed in the duct work example hot surfaces with a temperature exceeding 700 C and electric switching device only auxiliary devices approved by the m...

Page 9: ...hinery room NOTICE Pipework shall be protected from physical damage Installation of pipework shall be kept to a minimum To determine the minimum floor area 1 Determine the total refrigerant charge in...

Page 10: ...6 36 6 4 0 136 7 6 492 4 2 11 2 7 8 38 5 4 2 150 7 8 518 4 4 12 3 4 4 165 m kg Amin m2 4 6 20 0 4 8 21 8 5 0 23 6 1 842 5 2 25 6 1 843 4 45 5 4 27 6 2 0 4 83 5 6 29 7 2 2 5 31 5 8 31 8 2 4 5 79 6 0 34...

Page 11: ...ease them directly into the environment Use a vacuum pump to evacuate the installation NOTICE After all the piping has been connected make sure there is no gas leak Use nitrogen to perform a gas leak...

Page 12: ...sible consequence Incorrect refrigerant amount 2 2 4 Electrical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cover connecting electrical wiring or touching ele...

Page 13: ...earth leakage protector CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the curren...

Page 14: ...connected securely Make sure all covers are closed before starting up the unit NOTICE Only applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exis...

Page 15: ...ntinuously operating ignition sources example open flames an operating gas appliance or an operating electric heater Opening the unit see 6 2 Opening the unit 429 DANGER RISK OF ELECTROCUTION Do NOT l...

Page 16: ...igerant gas leakage Do NOT re use flares Use new flares to prevent refrigerant gas leakage Use flare nuts that are included with the unit Using different flare nuts may cause refrigerant gas leakage C...

Page 17: ...ablish proper earthing Do NOT earth the unit to a utility pipe surge absorber or telephone earth Incomplete earthing may cause electrical shock Install the required fuses or circuit breakers Secure th...

Page 18: ...nect the power supply for more than 10 minutes and measure the voltage at the terminals of main circuit capacitors or electrical components before servicing The voltage MUST be less than 50 V DC befor...

Page 19: ...oves DANGER RISK OF EXPLOSION Use a pipe cutter to remove the compressor Do NOT use the brazing torch Use approved refrigerants and lubricants only DANGER RISK OF BURNING SCALDING Do NOT touch the com...

Page 20: ...uide 20 2 A MXM40 50 2 A MXF40 50 R32 Split series 4P600463 3D 2021 03 DANGER RISK OF ELECTROCUTION When the unit is not operating the LEDs on the PCB are turned off in order to save power Even when t...

Page 21: ...and indoor unit are delivered on site Keep the following in mind At delivery the unit MUST be checked for damage Any damage MUST be reported immediately to the claims agent of the carrier Bring the p...

Page 22: ...it 1 Lift the outdoor unit CAUTION Only handle the outdoor unit as follows 2 Remove the accessories at the bottom of the package 1 1 1 1 1 c d e f g 1 h 1 a b 1 a Outdoor unit installation manual b Ge...

Page 23: ...4 About the box Installer reference guide 23 2 A MXM40 50 2 A MXF40 50 R32 Split series 4P600463 3D 2021 03 g Reducer assembly h Energy label...

Page 24: ...ng before you can charge refrigerant WARNING MILDLY FLAMMABLE MATERIAL The refrigerant inside this unit is mildly flammable INFORMATION For the operation limits see the latest technical data of the ou...

Page 25: ...ork place In case of construction works e g grinding works where a lot of dust is created the unit MUST be covered Choose an installation location with sufficient space for carrying the unit in and ou...

Page 26: ...outdoor unit INFORMATION Also read the following requirements 2 General safety precautions 45 7 1 3 Refrigerant piping length and height difference 434 Mind the following spacing guidelines Wall faci...

Page 27: ...unit in the following places Sound sensitive areas e g near a bedroom so that the operation noise will cause no trouble Note If the sound is measured under actual installation conditions the measured...

Page 28: ...ea wind b Building c Outdoor unit d Windbreaker The outdoor unit is designed for outdoor installation only and for ambient temperatures within the following ranges unless otherwise specified in the op...

Page 29: ...ery 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 ins...

Page 30: ...on site 425 6 3 2 Precautions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 45 6 1 Preparing the installa...

Page 31: ...base to make sure that there is proper drainage in order to avoid ice accumulation Prepare a water drainage channel around the foundation to drain waste water away from the unit Avoid drain water flo...

Page 32: ...the available options contact your dealer 1 Use a drain plug for drainage 2 Use a 16 mm hose field supply b c d a a Drain port b Bottom frame c Drain plug d Hose field supply 6 3 6 To prevent the out...

Page 33: ...To connect the refrigerant piping to the outdoor unit 41 7 3 Checking the refrigerant piping 41 7 3 1 About checking the refrigerant piping 41 7 3 2 Precautions when checking the refrigerant piping 4...

Page 34: ...nsulation thickness t 6 4 mm 1 4 8 10 mm 10 mm 9 5 mm 3 8 12 15 mm 13 mm 12 7 mm 1 2 14 16 mm 13 mm i i t p p If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness...

Page 35: ...without connecting the indoor unit in order to add another indoor unit later 7 2 1 About connecting the refrigerant piping Before connecting the refrigerant piping Make sure the outdoor and indoor un...

Page 36: ...revent dirt liquid or dust from entering the piping Use caution when passing copper tubes through walls see figure below Unit Installation period Protection method Outdoor unit 1 month Pinch the pipe...

Page 37: ...4 0 8 2 45 90 2 A 9 5 33 39 12 8 13 2 12 7 50 60 16 2 16 6 7 2 4 Pipe bending guidelines Use a pipe bender for bending All pipe bends should be as gentle as possible bending radius should be 30 40 mm...

Page 38: ...pe end MUST be evenly flared in a perfect circle c Make sure the flare nut is fitted 7 2 6 Connections between outdoor and indoor unit using reducers Total indoor unit capacity class that can be conne...

Page 39: ...t piping Coat the threaded connection port of the outdoor unit where the flare nut comes in with refrigeration oil NOTICE Use an appropriate wrench to avoid damaging the connection thread by overtight...

Page 40: ...e air temperature is low sufficiently seal the flare nut in the stop valve on the gas line with silicon sealant to prevent freezing Silicon sealant make sure there is no gap To open close the stop val...

Page 41: ...valve b Gas stop valve c Service port 2 Connect the gas refrigerant connection from the indoor unit to the gas stop valve of the outdoor unit NOTICE It is recommended that the refrigerant piping betw...

Page 42: ...other refrigerants may damage the pump and the unit NOTICE Connect the vacuum pump to the service port of the gas stop valve Make sure that the gas stop valve and liquid stop valve are firmly closed b...

Page 43: ...stop valves 1 Vacuum the system until the pressure 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 moistur...

Page 44: ...00463 3D 2021 03 INFORMATION After opening the stop valve it is possible that the pressure in the refrigerant piping does NOT increase This might be caused by e g the closed state of the expansion val...

Page 45: ...efore charging additional refrigerant make sure the outdoor unit s external refrigerant piping is checked leak test vacuum drying INFORMATION Depending on the units and or the installation conditions...

Page 46: ...MILDLY FLAMMABLE MATERIAL The refrigerant inside this unit is mildly flammable WARNING The appliance shall be stored in a room without continuously operating ignition sources example open flames an o...

Page 47: ...nt INFORMATION If a complete recharge is necessary the total refrigerant charge is the factory refrigerant charge see unit name plate the determined additional amount 8 6 To charge additional refriger...

Page 48: ...igerant charge see unit name plate c Additional refrigerant amount charged d Total refrigerant charge e Quantity of fluorinated greenhouse gases of the total refrigerant charge expressed as tonnes CO2...

Page 49: ...power supply system complies with the electrical specifications of the units 2 Connecting the electrical wiring to the outdoor unit 3 Connecting the electrical wiring to the indoor unit 4 Connecting t...

Page 50: ...etween the contact point gaps that provide full disconnection under overvoltage category III WARNING If the supply cord is damaged it MUST be replaced by the manufacturer its service agent or similarl...

Page 51: ...lock j S91 red liquid thermistor lead wire k S92 white gas thermistor lead wire l Multimeter DC voltage range 9 1 2 Guidelines when connecting the electrical wiring Keep the following in mind If stran...

Page 52: ...nal must be longer than the other wires 1 3 9 1 3 Specifications of standard wiring components Component Power supply cable Voltage 220 240 V Phase 1 Frequency 50 Hz Wire type 3 core cable 2 5 mm2 H05...

Page 53: ...connect correct wiring to correct room A to A B to B e A a A a B e B b c d 1 2 3 L N 1 2 3 f a Terminal for room A B b Circuit breaker c Residual current device d Power supply wire e Interconnection w...

Page 54: ...9 Electrical installation Installer reference guide 54 2 A MXM40 50 2 A MXF40 50 R32 Split series 4P600463 3D 2021 03 10 Reattach the switch box cover and the service cover...

Page 55: ...switch box cover before turning on the power supply NOTICE It is recommended that the refrigerant piping between indoor and outdoor unit is installed in a ducting or the refrigerant piping is wrapped...

Page 56: ...standby electricity saving function 58 11 1 About ECONO mode prohibition setting This setting disables the input control signal from the user interface Use this setting when you wish to block receptio...

Page 57: ...ode Prerequisite The main power supply MUST be turned off 1 Remove the top plate and the electric box cover of the outdoor unit see 11 1 1 To turn on ECONO mode prohibition setting 456 2 Cut the jumpe...

Page 58: ...turns OFF the power supply to the outdoor unit and turns ON the standby electricity saving mode on the indoor unit The standby electricity saving function works with following units FTXM FTXP FTXJ FV...

Page 59: ...60 12 5 1 To perform a test run 61 12 6 Starting up the outdoor unit 61 12 1 Overview Commissioning This chapter describes what you have to do and know to commission the system after it is installed T...

Page 60: ...led and the pipes are properly insulated The stop valves gas and liquid on the outdoor unit are fully open Drainage Make sure drainage flows smoothly Possible consequence Condensate water might drip T...

Page 61: ...e indoor unit inlet and outlet after running the unit for about 20 minutes The difference should be more than 8 C cooling or 15 C heating 3 First check operation of each unit individually then check s...

Page 62: ...please make sure the following is clear for the user Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can find the complete...

Page 63: ...l part of the unit in order to eliminate static electricity and to protect the PCB WARNING Before carrying out any maintenance or repair activity ALWAYS switch off the circuit breaker on the supply pa...

Page 64: ...N Use this compressor on a grounded system only Turn the power off before servicing the compressor Reattach the switch box cover and service lid after servicing CAUTION Always wear safety goggles and...

Page 65: ...tive circuit breaker When a safety device was activated stop the unit and find out why the safety device was activated before resetting it NEVER shunt safety devices or change their values to a value...

Page 66: ...hose is complete Improperly connected drainage Secure the drainage 15 3 4 Symptom Electrical leakage Possible causes Corrective action The unit is NOT earthed correctly Check and correct the connecti...

Page 67: ...MXM40 50 2 A MXF40 50 R32 Split series 4P600463 3D 2021 03 DANGER RISK OF ELECTROCUTION When the unit is not operating the LEDs on the PCB are turned off in order to save power Even when the LEDs are...

Page 68: ...wn function with which you can collect all refrigerant from the system into the outdoor unit Possible consequence Self combustion and explosion of the compressor because of air going into the operatin...

Page 69: ...if present on the indoor unit Method 2 Using the indoor unit user interface 16 3 1 To start and stop forced cooling using the indoor unit ON OFF switch 1 Press the ON OFF switch for at least 5 seconds...

Page 70: ...nit Part numbering is by Arabic numbers in ascending order for each part and is represented in the overview below by in the part code Symbol Meaning Symbol Meaning Circuit breaker Protective earth Con...

Page 71: ...P Light emitting diode service monitor green HIGH VOLTAGE High voltage IES Intelligent eye sensor IPM Intelligent power module K R KCR KFR KHuR K M Magnetic relay L Live L Coil L R Reactor M Stepper m...

Page 72: ...sensor S W SW Operation switch SA F1S Surge arrester SR WLU Signal receiver SS Selector switch SHEET METAL Terminal strip fixed plate T R Transformer TC TRC Transmitter V R V Varistor V R Diode bridge...

Page 73: ...T 6 4CuT a b c d e f g g h i j A B A B k l l m n o o p q r s t n m i h g c c A Room A B Room B a 4 way valve ON heating b High pressure switch with automatic reset c Muffler d Discharge pipe thermisto...

Page 74: ...application explaining how to install configure and maintain it Operation manual Instruction manual specified for a certain product or application explaining how to operate it Maintenance instructions...

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Page 76: ...4P600463 3D 2021 03 Copyright 2021 Daikin Verantwortung f r Energie und Umwelt...