Daikin RXQ35AMV1B User Manual Download

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Installer reference guide

R32 split series

RXQ25AMV1B
RXQ35AMV1B
ARXQ25AMV1B
ARXQ35AMV1B

Summary of Contents for RXQ35AMV1B

Page 1: ...Installer reference guide R32 split series RXQ25AMV1B RXQ35AMV1B ARXQ25AMV1B ARXQ35AMV1B...

Page 2: ...mounting the outdoor unit 29 6 3 3 To provide the installation structure 29 6 3 4 To install the outdoor unit 30 6 3 5 To provide drainage 30 6 3 6 To prevent the outdoor unit from falling over 31 7 P...

Page 3: ...6 13 1 Overview Maintenance and service 56 13 2 Maintenance safety precautions 56 13 3 Checklist for yearly maintenance of the outdoor unit 57 13 4 About the compressor 57 14 Troubleshooting 58 14 1 O...

Page 4: ...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...

Page 5: ...or serious injury WARNING FLAMMABLE MATERIAL CAUTION Indicates a situation that could result in minor or moderate injury NOTICE Indicates a situation that could result in equipment or property damage...

Page 6: ...e documentation Installer reference guide 6 RXQ A_ARXQ A R32 split series 4P513661 11P 2021 11 Symbol Explanation Indicates a table title or a reference to it Example 1 3 Table title means Table 3 in...

Page 7: ...applied materials comply with applicable legislation on top of the instructions described in the Daikin documentation CAUTION Wear adequate personal protective equipment protective gloves safety glas...

Page 8: ...aces where there is a risk of fire due to the leakage of flammable gases example thinner or gasoline carbon fibre ignitable dust In places where corrosive gas example sulphurous acid gas is produced C...

Page 9: ...designed and installed such as to minimise the likelihood of hydraulic shock damaging the system The indoor equipment and pipes shall be securely mounted and guarded such that accidental rupture of e...

Page 10: ...Ceiling mounted unit a 4 6 13 4 4 6 180 4 8 14 6 4 8 196 5 0 15 8 5 0 213 1 842 5 2 17 1 1 842 5 2 230 1 843 3 64 5 4 18 5 1 843 28 9 5 4 248 2 0 3 95 5 6 19 9 2 0 34 0 5 6 267 2 2 4 34 5 8 21 3 2 2 4...

Page 11: ...deficiency Toxic gas might be produced if refrigerant gas comes into contact with fire DANGER RISK OF EXPLOSION Pump down Refrigerant leakage If you want to pump down the system and there is a leak i...

Page 12: ...uid filling siphon attached Charge with the cylinder upright A siphon tube is NOT present Charge with the cylinder upside down Open refrigerant cylinders slowly Charge the refrigerant in liquid form A...

Page 13: ...trical shock or fire When installing the earth leakage protector make sure it is compatible with the inverter resistant to high frequency electric noise to avoid unnecessary opening of the earth leaka...

Page 14: ...cted 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 exists the...

Page 15: ...s 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 vibrati...

Page 16: ...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...

Page 17: ...wires stranded conductor wires extension cords or connections from a star system They can cause overheating electrical shock or fire Do NOT install a phase advancing capacitor because this unit is equ...

Page 18: ...unit installation 451 DANGER RISK OF ELECTROCUTION Make sure that the system is earthed properly Turn OFF the power supply before servicing Install the switch box cover before turning ON the power sup...

Page 19: ...the compressor Reattach the switch box cover and service lid after servicing CAUTION ALWAYS wear safety glasses and protective gloves DANGER RISK OF EXPLOSION Use a pipe cutter to remove the compress...

Page 20: ...thermal cut out power to this appliance MUST NOT be supplied through an external switching device such as a timer or connected to a circuit that is regularly turned ON and OFF by the utility DANGER RI...

Page 21: ...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 accoun...

Page 22: ...are bent straighten them with a fin comb field supply 4 2 3 To remove the accessories from the outdoor unit 1 Lift the outdoor unit 2 Remove the accessories at the bottom of the package 1 1 1 1 1 1 b...

Page 23: ...ut the unit WARNING MILDLY FLAMMABLE MATERIAL The refrigerant inside this unit is mildly flammable 5 1 Identification NOTICE When installing or servicing several units at the same time make sure NOT t...

Page 24: ...or carrying the unit in and out of the site Do NOT install the unit in places often used as work place In case of construction works e g grinding works where a lot of dust is created the unit MUST be...

Page 25: ...a 100 50 150 50 b b a 100 b a a b a 100 a Air outlet b Air inlet NOTICE The height of the wall on the outlet side of the outdoor unit MUST be 1200 mm NOTICE Do NOT stack the units on each other Do NOT...

Page 26: ...al 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...

Page 27: ...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...

Page 28: ...ping When connecting the electrical wiring When maintaining or servicing the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when the service cover is removed 6 2 2 To open the outd...

Page 29: ...ing the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters 2 General safety precautions 47 6 1 Preparing the installation site 424 6 3 3 To provide the insta...

Page 30: ...me slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 150 mm of the bottom side of the unit in order to prevent water from getting i...

Page 31: ...ing over In case the unit is installed in places where strong wind can tilt the unit take following measure 1 Prepare 2 cables as indicated in the following illustration field supply 2 Place the 2 cab...

Page 32: ...frigerant piping 39 7 3 2 Precautions when checking the refrigerant piping 39 7 3 3 To check for leaks 40 7 3 4 To perform vacuum drying 40 7 1 Preparing refrigerant piping 7 1 1 Refrigerant piping re...

Page 33: ...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 insulatio...

Page 34: ...ipe bending Flaring pipe ends Using the stop valves 7 2 2 Precautions when connecting the refrigerant piping INFORMATION Also read the precautions and requirements in the following chapters 2 General...

Page 35: ...he pipe 1 month Pinch or tape the pipe Indoor unit Regardless of the period INFORMATION Do NOT open the refrigerant stop valve before checking the refrigerant piping When you need to charge additional...

Page 36: ...frigerant 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...

Page 37: ...handling the valve c d a b a Service port and service port cap b Valve stem c Field piping connection d Stem cap Keep both stop valves open during operation Do NOT apply excessive force to the valve...

Page 38: ...en the stem cap and check for refrigerant leaks Stem cap Width across flats mm Tightening torque N m Liquid side 17 15 17 Gas side 22 21 28 To handle the service cap ALWAYS use a charge hose equipped...

Page 39: ...t piping 2 Performing vacuum drying to remove all moisture air or nitrogen from the refrigerant piping If there is a possibility of moisture being present in the refrigerant piping for example water m...

Page 40: ...n the brass flare nut and the copper flare 1 Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar It is recommended to pressurize to 3000 kPa 30 bar in order to detect...

Page 41: ...essure for at least 1 hour 5 If you do NOT reach the target vacuum or CANNOT maintain the vacuum for 1 hour do the following Check for leaks again Perform vacuum drying again NOTICE Make sure to open...

Page 42: ...utdoor unit s external refrigerant piping is checked leak test vacuum drying INFORMATION Depending on the units and or the installation conditions it might be necessary to connect electrical wiring be...

Page 43: ...g open flames an operating gas appliance or an operating electric heater The room size shall be as specified in the General safety precaution WARNING Do NOT pierce or burn refrigerant cycle parts Do...

Page 44: ...kdown do NOT charge more than the specified amount of refrigerant 8 5 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 k...

Page 45: ...8 Charging refrigerant Installer reference guide 45 RXQ A_ARXQ A R32 split series 4P513661 11P 2021 11 2 Fix the label on the inside of the outdoor unit near the gas and liquid stop valves...

Page 46: ...consists of the following stages 1 Making sure the power supply system complies with the electrical specifications of the units 2 Connecting the electrical wiring to the outdoor unit 3 Connecting the...

Page 47: ...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 similarly qual...

Page 48: ...ing the electrical wiring Keep the following in mind If stranded conductor wires are used install a round crimp style terminal on the end of the wire Place the round crimp style terminal on the wire u...

Page 49: ...5 mm2 a b 4 0 mm2 b a H05RN F 60245 IEC 57 b H07RN F 60245 IEC 66 Interconnection cable indoor outdoor 4 core cable 1 5 mm2 2 5 mm2 and applicable for 220 240 V H05RN F 60245 IEC 57 Recommended circu...

Page 50: ...plit series 4P513661 11P 2021 11 50 Hz 220 240 V c d f a b e a Interconnection cable b Power supply cable c Circuit breaker d Residual current device e Power supply f Earth S80 S30 4 P 3 1 2 3 5 Tight...

Page 51: ...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 with finishing tape 1 Insulate and fix the r...

Page 52: ...To perform a test run 53 11 6 Starting up the outdoor unit 54 11 1 Overview Commissioning This chapter describes what you have to do and know to commission the system after it is installed Typical wo...

Page 53: ...ch box There are NO damaged components or squeezed pipes on the inside of the indoor and outdoor units There are NO refrigerant leaks The refrigerant pipes gas and liquid are thermally insulated The c...

Page 54: ...mperature In heating mode select the highest programmable temperature Test run can be disabled if necessary 2 When the test run is finished set the temperature to a normal level In cooling mode 26 28...

Page 55: ...he 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 i...

Page 56: ...nance intervals 13 1 Overview Maintenance and service This chapter contains information about Maintenance safety precautions The yearly maintenance of the outdoor unit 13 2 Maintenance safety precauti...

Page 57: ...sure or too high pressure leading to worse performance 13 4 About the compressor When servicing the compressor keep in mind following precautions DANGER RISK OF ELECTROCUTION Use this compressor on a...

Page 58: ...ircuit 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...

Page 59: ...OT earthed correctly Check and correct the connection of the earth wiring 14 3 5 Symptom Unit does NOT function or burn damage Possible causes Corrective action The wiring was NOT performed in accorda...

Page 60: ...ction 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 operating comp...

Page 61: ...switch for at least 5 seconds Result Operation will start INFORMATION Forced cooling stops automatically after 15 minutes 2 To stop operation sooner press the ON OFF switch 15 3 2 To start and stop fo...

Page 62: ...ts and numbering refer to the wiring diagram on the unit 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 Meanin...

Page 63: ...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...

Page 64: ...igh S NPL Pressure sensor low S PH HPS Pressure switch high S PL Pressure switch low S T Thermostat S RH Humidity sensor S W SW Operation switch SA F1S Surge arrester SR WLU Signal receiver SS Selecto...

Page 65: ...ation 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 Instr...

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Daikin RXQ35AMV1B, Installer'S Reference Manual

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