Daikin RXP25N5V1B User Manual Download

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Installer reference guide

R32 split series

RXP20N5V1B
RXP25N5V1B
RXP35N5V1B

ARXP20N5V1B
ARXP25N5V1B
ARXP35N5V1B

Summary of Contents for RXP25N5V1B

Page 1: ...Installer reference guide R32 split series RXP20N5V1B RXP25N5V1B RXP35N5V1B ARXP20N5V1B ARXP25N5V1B ARXP35N5V1B ...

Page 2: ... 29 6 3 1 About mounting the outdoor unit 29 6 3 2 Precautions when mounting the outdoor unit 30 6 3 3 To provide the installation structure 30 6 3 4 To install the outdoor unit 30 6 3 5 To provide drainage 31 6 3 6 To prevent the outdoor unit from falling over 31 7 Piping installation 33 7 1 Preparing refrigerant piping 33 7 1 1 Refrigerant piping requirements 33 7 1 2 Refrigerant piping length a...

Page 3: ...re commissioning 51 10 4 Checklist during commissioning 52 10 5 To perform a test run 52 10 6 Starting up the outdoor unit 53 11 Hand over to the user 54 12 Maintenance and service 55 12 1 Overview Maintenance and service 55 12 2 Maintenance safety precautions 55 12 3 Checklist for yearly maintenance of the outdoor unit 55 13 Troubleshooting 57 13 1 Overview Troubleshooting 57 13 2 Precautions whe...

Page 4: ...refrigerant 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 complete set consists of General safety precautions Safety instructions that you MUST read before installing Format Paper in the box of the outdoor unit Outdoor unit installation manual Installati...

Page 5: ...he box How to unpack the units and remove their accessories About the unit System layout Operation range Preparation What to do and know before going on site Installation What to do and know to install the system Configuration What to do and know to configure the system after it is installed Commissioning What to do and know to commission the system after it is configured Hand over to the user Wha...

Page 6: ...ning 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 BURNING SCALDING Indicates a situation that could result in burning scalding because of extreme hot or cold temperatures DANGER RISK OF EXPLOSION Indicates a situation that could result in explosion WA...

Page 7: ...NING 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 return to normal temperature If you MUST touch it wear protective gloves Do NOT touch any accidental leaking refrigerant WARNING Improper installation or attachment of equipment or accessories could result in electrical shock short ...

Page 8: ...ire 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 Installation site Provide sufficient space around the unit for servicing and air circulation Make sure the installation site withstands the weight and vibration of the unit Make sure the area is well ventilated Do NOT block...

Page 9: ... A m no auxiliary devices 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 manufacturer are used in the duct work air inlet AND outlet are connected directly to the same room by ducting Do NOT use spaces such as a false ceiling as a duct for the air in...

Page 10: ...en garage machinery room NOTICE Protect pipework from physical damage Keep the pipework installation to a minimum To determine the minimum floor area 1 Determine the total refrigerant charge in the system factory refrigerant charge additional refrigerant amount charged Contains fluorinated greenhouse gases 2 1 1 1 2 2 kg tCO2 eq 1000 GWP kg kg kg GWP xxx R32 2 Determine which graph or table to use...

Page 11: ...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 0 2 6 6 39 6 2 36 4 2 8 7 41 6 4 38 7 3 0 8 51 6 6 41 2 3 2 9 68 6 8 43 7 3 4 10 9 7 0 46 3 3 6 12 3 7 2 49 0 3 8 13 7 7 4 51 8 4 0 15 1 7 6 54 6 4 2 16 7 7 8 57 5 4 4 18 3 8 40 5 8 2 42 6 8 4 44 7 8 6 46 8 8 8 49 0 9 51 3 9 2 53 6 9 4 55 9 9 55 57 7 8 60 5 8 2 63 6 8 4 66 7 8 6 69 9 8 8 73 2 9 76 6 9 2 80 0 9 4 83 6 9 55 86 2 8...

Page 12: ...han the specified amount of refrigerant When the refrigerant system is to be opened refrigerant MUST be treated according to the applicable legislation NOTICE Make sure refrigerant piping installation complies with applicable legislation In Europe EN378 is the applicable standard NOTICE Make sure the field piping and connections are NOT subjected to stress NOTICE After all the piping has been conn...

Page 13: ...rical DANGER RISK OF ELECTROCUTION Turn OFF all power supply before removing the switch box cover connecting electrical wiring or touching electrical parts Disconnect 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 before you can touch electrical components ...

Page 14: ...WARNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before starting up the unit CAUTION When connecting the power supply connect the earth cable first before making the current carrying connections When disconnecting the power supply disconnect the current carrying...

Page 15: ...he radio waves a distance of 1 meter may NOT be sufficient NOTICE ONLY applicable if the power supply is three phase and the compressor has an ON OFF starting method 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 br...

Page 16: ...ntinuously operating ignition sources example open flames an operating gas appliance or an operating electric heater Connecting the refrigerant piping see 7 2 Connecting the refrigerant piping 434 CAUTION No brazing or welding on site for units with R32 refrigerant charge during shipment During installation of the refrigeration system joining of parts with at least one part charged shall be perfor...

Page 17: ...WARNING The refrigerant inside the unit is mildly flammable but normally does NOT leak If the refrigerant leaks in the room and comes in contact with fire from a burner a heater or a cooker this may result in fire or the formation of a harmful gas Turn OFF any combustible heating devices ventilate the room and contact the dealer where you purchased the unit Do NOT use the unit until a service pers...

Page 18: ...e overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING ALWAYS use multicore cable for power supply cables WARNING Use an all pole disconnection type breaker with at least 3 mm between the contact point gaps that provides full disconnection un...

Page 19: ...G SCALDING CAUTION Do NOT perform the test operation while working on the indoor units When performing the test operation NOT ONLY the outdoor unit but the connected indoor unit will operate as well Working on an indoor unit while performing a test operation is dangerous CAUTION Do NOT insert fingers rods or other objects into the air inlet or outlet Do NOT remove the fan guard When the fan is rot...

Page 20: ...ING WARNING When carrying out an inspection on the switch box of the unit ALWAYS make sure that the unit is disconnected from the mains Turn off the respective 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 other than the factory default setting If you...

Page 21: ...for damage and completeness Any damage or missing parts MUST be reported immediately to the claims agent of the carrier Bring the packed unit as close as possible to its final installation position to prevent damage during transport When handling the unit take into account the following Fragile handle the unit with care Keep the unit upright in order to avoid damage Prepare in advance the path alo...

Page 22: ...nstallation servicing maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons 4 2 2 To remove the accessories from the outdoor unit 1 Lift the outdoor unit CAUTION ONLY handle the outdoor unit as follows 2 Remove the accessories at the bottom of the package ...

Page 23: ...N5V1B R32 split series 4P519439 22V 2022 10 b e c d 1 a 1 1 1 1 a General safety precautions b Outdoor unit installation manual c Fluorinated greenhouse gases label d Multilingual fluorinated greenhouse gases label e Drain plug located on the bottom of the packing case ...

Page 24: ...e units and options 5 1 Overview About the units and options This chapter contains information about Identification of the outdoor unit 5 2 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch the service panels between different models 5 2 1 Identification label Outdoor unit Location ...

Page 25: ...overed CAUTION Check if the installation location can support the unit s weight Poor installation is hazardous It can also cause vibrations or unusual operating noise Provide sufficient service space Do NOT install the unit so that it is in contact with a ceiling or a wall as this may cause vibrations Choose a location where the operation noise or the hot cold air discharged from the unit will not...

Page 26: ... following spacing guidelines 1200 150 150 50 300 300 mm mm a b b a a Air outlet b Air inlet NOTICE Do NOT stack the units on each other Do NOT hang the unit on a ceiling Strong winds 18 km h blowing against the outdoor unit s air outlet causes short circuit suction of discharge air This may result in deterioration of the operational capacity frequent frost acceleration in heating operation disrup...

Page 27: ...e a mineral oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakage It is NOT recommended to install the unit in the following places because it may shorten the life of the unit Where the voltage fluctuates a lot In vehicles or vessels Where acidic or alkaline vapour is present Seaside installation Make sure the outdoor unit is NO...

Page 28: ...b Pedestal c Prevailing wind direction d Air outlet In any case provide at least 300 mm of free space below the unit Additionally make sure the unit is positioned at least 100 mm above the maximum expected level of snow See 6 3 Mounting the outdoor unit 429 for more details It is recommended to provide at least 150 mm of free space below the unit 300 mm for heavy snowfall areas Additionally make s...

Page 29: ...s removed 6 2 2 To open the outdoor unit DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING SCALDING 1 2 1 2 6 3 Mounting the outdoor unit 6 3 1 About mounting the outdoor unit When The outdoor and indoor unit must be mounted before the refrigerant piping can be connected Typical workflow Mounting the outdoor unit typically consists of the following stages 1 Providing the installation structure 2...

Page 30: ...ecautions Preparation 6 3 3 To provide the installation structure Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise Fix the unit securely by means of foundation bolts in accordance with the foundation drawing Prepare 4 sets of M8 or M10 anchor bolts nuts and washers field supply 20 mm 300 4 7 0 1 9 2 mm 1 9 2 a a 100 mm above e...

Page 31: ...t water from getting into the unit and to avoid drain water dripping see the following figure NOTICE If the unit is installed in a cold climate take adequate measures so that the evacuated condensate CANNOT freeze NOTICE If the drain holes of the outdoor unit are blocked up by a mounting base or floor surface place additional foot bases 30 mm under the outdoor unit s feet INFORMATION For informati...

Page 32: ...32 RXP20 35N5V1B ARXP20 35N5V1B R32 split series 4P519439 22V 2022 10 3 Insert a rubber sheet between the cables and the outdoor unit to prevent the cables from scratching the paint field supply 4 Attach the ends of the cables 5 Tighten the cables ...

Page 33: ...leaks 40 7 3 4 To perform vacuum drying 40 7 4 Charging refrigerant 41 7 4 1 About charging refrigerant 41 7 4 2 About the refrigerant 42 7 4 3 Precautions when charging refrigerant 43 7 4 4 To determine the additional refrigerant amount 43 7 4 5 To determine the complete recharge amount 43 7 4 6 To charge additional refrigerant 44 7 4 7 To fix the fluorinated greenhouse gases label 44 7 1 Prepari...

Page 34: ...t Øp Øp If the temperature is higher than 30 C and the humidity is higher than RH 80 the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation 7 2 Connecting the refrigerant piping 7 2 1 About connecting the refrigerant piping Before connecting the refrigerant piping Make sure the outdoor and indoor unit are mounted Typical workflow...

Page 35: ...eign materials e g mineral oils and moisture from mixing into the system Install the piping so that the flare is NOT subjected to mechanical stress Do NOT leave pipes unattended at the site If the installation is NOT done within 1 day protect the piping as described in the following table to prevent dirt liquid or dust from entering the piping Use caution when passing copper tubes through walls se...

Page 36: ...on d Flare nut Piping size mm Tightening torque N m Flare dimensions A mm Flare shape mm Ø6 4 15 17 8 7 9 1 R 0 4 0 8 2 45 90 2 ØA Ø9 5 33 39 12 8 13 2 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 or larger 7 2 5 To flare the pipe end CAUTION Incomplete flaring may cause refrigerant gas leakage Do NOT r...

Page 37: ... the stop valve and service port CAUTION Do NOT open the valves before flaring is complete This would cause refrigerant gas leakage To handle the stop valve Take the following guidelines into account The stop valves are factory closed The following figure shows the stop valve parts required when handling the valve c d a b a Service port and service port cap b Valve stem c Field piping connection d...

Page 38: ... stop valve CANNOT be turned any further stop turning 4 Install the stop valve cover Result The valve is now open closed To handle the stem cap The stem cap is sealed where indicated with the arrow Do NOT damage it After handling the stop valve tighten the stem cap and check for refrigerant leaks Item Tightening torque N m Stem cap liquid side 21 6 27 4 Stem cap gas side 21 6 27 4 To handle the se...

Page 39: ... piping Before checking the refrigerant piping Make sure the refrigerant piping is connected between the outdoor unit and the indoor unit Typical workflow Checking the refrigerant piping typically consists of the following stages 1 Checking for leaks in the refrigerant piping 2 Performing vacuum drying to remove all moisture air or nitrogen from the refrigerant piping If there is a possibility of ...

Page 40: ...r wholesaler NEVER use soap water Soap water may cause cracking of components such as flare nuts or stop valve caps Soap water may contain salt which absorbs moisture that will freeze when the piping gets cold Soap water contains ammonia which may lead to corrosion of flared joints between the brass flare nut and the copper flare 1 Charge the system with nitrogen gas up to a gauge pressure of at l...

Page 41: ...drying again NOTICE Make sure to open the stop valves after installing the refrigerant piping and performing vacuum drying Running the system with the stop valves closed may break the compressor 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 valve in the outdoor unit...

Page 42: ...oor unit s external refrigerant piping is checked leak test vacuum drying 3 Vacuum drying on the outdoor unit s internal refrigerant piping is performed NOTICE Before completely recharging perform vacuum drying on the outdoor unit s internal refrigerant piping as well Typical workflow Completely recharging refrigerant typically consists of the following stages 1 Determining how much refrigerant to...

Page 43: ...materials or means to accelerate the defrosting process other than those recommended by the manufacturer Be aware that the refrigerant inside the system is odourless NOTICE Applicable legislation on fluorinated greenhouse gases requires that the refrigerant charge of the unit is indicated both in weight and CO2 equivalent Formula to calculate the quantity in CO2 equivalent tonnes GWP value of the ...

Page 44: ... see 14 2 To pump down 459 for more details 7 4 7 To fix the fluorinated greenhouse gases label 1 Fill in the label as follows b Contains fluorinated greenhouse gases 2 1 1 1 2 2 kg tCO2 eq GWP kg 1000 kg kg GWP XXX RXXX a f c d e a If a multilingual fluorinated greenhouse gases label is delivered with the unit see accessories peel off the applicable language and stick it on top of a b Factory ref...

Page 45: ...s a missing or wrong N phase equipment might break down Establish 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 the electrical wiring with cable ties so that the cables do NOT come in contact with sharp edges or piping particularly on the high pressure si...

Page 46: ... ELECTROCUTION WARNING All wiring MUST be performed by an authorised electrician and MUST comply with the applicable national wiring regulation Make electrical connections to the fixed wiring All components procured on site and all electrical construction MUST comply with the applicable legislation WARNING ALWAYS use multicore cable for power supply cables WARNING If the supply cord is damaged it ...

Page 47: ...n the end of the conductor To prepare stranded conductor wire for installation Method 1 Twisting conductor 1 Strip insulation 20 mm from the wires 2 Twist the end of the conductor to create a solid like connection Method 2 Using round crimp style terminal 1 Strip insulation from wires and twist the end of each wire 2 Install a round crimp style terminal on the end of the wire Place the round crimp...

Page 48: ... 8 2 4 Specifications of standard wiring components Component Power supply cable Voltage 220 240 V Phase 1 Frequency 50 Hz Wire sizes MUST comply with applicable legislation Interconnection cable indoor outdoor 4 core cable 1 5 mm and applicable for 220 240 V Recommended field fuse 16 A Earth leakage circuit breaker MUST comply with applicable legislation 8 2 5 To connect the electrical wiring to ...

Page 49: ...519439 22V 2022 10 4 Connect the interconnection cable and power supply as follows f 50 Hz 220 240 V a b c d e a Interconnection cable b Power supply cable c Circuit breaker d Residual current device e Power supply f Earth 3 5 Tighten the terminal screws securely We recommend using a Phillips screwdriver ...

Page 50: ...r and outdoor unit is installed in a ducting or the refrigerant piping is wrapped with finishing tape 1 Insulate and fix the refrigerant piping and cables as follows g b a f e c d a Gas pipe b Gas pipe insulation c Interconnection cable d Field wiring if applicable e Liquid pipe f Liquid pipe insulation g Finishing tape 2 Install the service cover 9 2 To close the outdoor unit NOTICE When closing ...

Page 51: ...r unit but the connected indoor unit will operate as well Working on an indoor unit while performing a test operation is dangerous CAUTION Do NOT insert fingers rods or other objects into the air inlet or outlet Do NOT remove the fan guard When the fan is rotating at high speed it will cause injury NOTICE Turn ON the power 6 hours before operation in order to have power running to the crankcase he...

Page 52: ...ake sure drainage flows smoothly Possible consequence Condensate water might drip The indoor unit receives the signals of the user interface The specified wires are used for the interconnection cable The fuses circuit breakers or locally installed protection devices are installed according to this document and have NOT been bypassed 10 4 Checklist during commissioning To perform an air purge To pe...

Page 53: ...39 22V 2022 10 INFORMATION Even if the unit is turned OFF it consumes electricity When the power turns back on after a power break the previously selected mode will be resumed 10 6 Starting up the outdoor unit See the indoor unit installation manual for configuration and commissioning of the system ...

Page 54: ...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 documentation at the URL mentioned earlier in this manual Explain the user how to properly operate the system and what to do in case of problems Show the user what to do for the maintenance of the unit Explain the user about energy saving ...

Page 55: ... Maintenance safety precautions The yearly maintenance of the outdoor unit 12 2 Maintenance safety precautions DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING SCALDING NOTICE Risk of electrostatic discharge Before performing any maintenance or service work touch a metal part of the unit in order to eliminate static electricity and to protect the PCB WARNING Before carrying out any maintenance ...

Page 56: ...split series 4P519439 22V 2022 10 Heat exchanger The heat exchanger of the outdoor unit can get blocked up due to dust dirt leaves etc It is recommended to clean the heat exchanger yearly A blocked heat exchanger can lead to too low pressure or too high pressure leading to worse performance ...

Page 57: ...that the unit is disconnected from the mains Turn off the respective 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 other than the factory default setting If you are unable to find the cause of the problem call your dealer WARNING Prevent hazards due t...

Page 58: ... Corrective action Incomplete thermal insulation gas and liquid piping indoor portions of the drain hose extension Make sure the thermal insulation of the piping and the drain hose is complete Improperly connected drainage Secure the drainage 13 3 4 Symptom Electrical leakage Possible causes Corrective action The unit is NOT earthed correctly Check and correct the connection of the earth wiring 13...

Page 59: ...ity for reuse recycling and recovery By ensuring this product is disposed of correctly you will help to prevent potential negative consequences for the environment and human health For more information contact your installer or local authority 14 1 Overview Disposal Typical workflow Disposing of the system typically consists of the following stages 1 Pumping down the system 2 Bringing the system t...

Page 60: ...ures 10 C close the liquid stop valve with a hexagonal wrench 4 Check on the manifold if the vacuum is reached 5 After 2 3 minutes close the gas stop valve and stop forced cooling c b e d d a a Gas stop valve b Closing direction c Hexagonal wrench d Valve cap e Liquid stop valve 14 3 To start and stop forced cooling There are 2 methods to perform forced cooling Method 1 Using the indoor unit ON OF...

Page 61: ...35N5V1B R32 split series 4P519439 22V 2022 10 15 Technical data A subset of the latest technical data is available on the regional Daikin website publicly accessible The full set of latest technical data is available on the Daikin Business Portal authentication required ...

Page 62: ...S H P LED V L PILOT LAMP LIGHT EMITTING DIODE HAP 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 MOTOR M C COMPRESSOR MOTOR M F FAN MOTOR M P DRAIN PUMP MOTOR M S SWING MOTOR MR MRCW MRM MRN MAGNETIC RELAY N NEUTRAL n N NUMBER OF PASSES THROUGH FERRI...

Page 63: ...or 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 Instruction manual specified for a certain product or application which explains if relevant how to install configure operate and or maintain the product or application Accessories Labels manuals ...

Page 64: ...TANBUL TÜRKİYE Tel 0216 453 27 00 Faks 0216 671 06 00 Çağrı Merkezi 444 999 0 Web www daikin com tr Gülsuyu Mahallesi Fevzi Çakmak Caddesi Burçak Sokak No 20 34848 Maltepe 4P519439 22V 2022 10 Copyright 2022 Daikin Verantwortung für Energie und Umwelt ...

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