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19 Technical data

Installation and operation manual

LRYELRNUN5A7Y1
CO

₂

Conveni-Pack outdoor unit and capacity up unit

4P605461-1B – 2020.08

19.2

Piping diagram: Capacity up unit

15.9 C1220T-H

HPS

Pressure sensor

Plate heat exchanger

HPS

Pressure switch

Heat exchanger

Check valve

Oil separator

Service port

Liquid receiver

Electronic expansion valve

Distributor

Filter

Refrigerant pipe

Propeller fan

Oil and injection pipe

Compressor with accumulator

Содержание LRNUN-AY1

Страница 1: ...Installation and operation manual CO Conveni Pack outdoor unit and capacity up unit English Installation and operation manual CO Conveni Pack outdoor unit and capacity up unit LRYEN10A7Y1 LRNUN5A7Y1 ...

Страница 2: ... mm 300 500 500 10 B B1 B2 B3 100 500 500 50 300 200 a a C1 C2 C3 C a 300 500 20 10 50 100 500 100 300 400 200 a A Y X h2 H2 500 h1 H1 1500 1 ...

Страница 3: ...r refrigeration 20 13 2 Using stop valves and service ports 20 13 2 1 To handle the stop valve 20 13 2 2 To handle the service port 21 13 2 3 Tightening torques 21 13 3 Connecting the refrigerant piping 22 13 3 1 To remove the spun pipes 22 13 3 2 To connect the refrigerant piping to the outdoor unit 22 13 3 3 Guidelines to connect T joints 23 13 3 4 Guidelines to install a dryer 23 13 3 5 Guideli...

Страница 4: ...med by qualified persons only In Europe and areas where IEC standards apply EN IEC 60335 2 40 is the applicable standard Installation site see 12 1 Preparing the installation site 413 CAUTION Appliance not accessible to the general public install it in a secured area protected from easy access This unit both indoor and outdoor is suitable for installation in a commercial and light industrial envir...

Страница 5: ...t 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 side Do NOT use taped wires stranded co...

Страница 6: ...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 Batteries are marked with the following symbol This means that the batteries may NOT be mixed with unsorted household waste If a chemical symbol is printed beneath the symbol this chemical symbol means that the battery co...

Страница 7: ...result in a fire Maintenance and service see 6 Maintenance and service 49 WARNING System contains refrigerant under very high pressure The system MUST be serviced by qualified persons only CAUTION Pay attention to the fan It is dangerous to inspect the unit while the fan is running Be sure to turn off the main switch before executing any maintenance task WARNING Never replace a fuse with a fuse of...

Страница 8: ...stallation may cause an electric shock or fire Contact your dealer NOTICE Do NOT use the system for other purposes In order to avoid any quality deterioration do NOT use the unit for cooling precision instruments or works of art NOTICE Do NOT use the system for cooling water It may freeze NOTICE For future modifications or expansions of your system A full overview of allowable combinations for fut...

Страница 9: ...alers has access to a permanent stock of essential components in order to keep your unit in operation as long as possible Contact your dealer for more information When asking your dealer for an intervention always state The complete model name of the unit The manufacturing number stated on the nameplate of the unit The installation date The symptoms or malfunction and details of the defect WARNING...

Страница 10: ... units Check the number of connected indoor units Check if an indoor unit is installed that is not a possible combination Wrong transmission wiring between units Check the connection of transmission wiring between the outdoor unit and the air conditioner Refer to the service manual for other malfunction codes If no malfunction code is displayed check if power of indoor unit is turned on user inter...

Страница 11: ...f conformity d Copper packings for stop valve caps 15 e Copper packings for service port caps 15 Capacity up unit a a Declaration of conformity 11 About the units and options 11 1 About the outdoor unit This installation manual concerns the outdoor unit and the optional capacity up unit These units are intended for outdoor installation and aimed for air to air heating cooling and refrigeration app...

Страница 12: ...ll open during service or power shutdown If refrigerant temperature is higher than 31 C there is a possibility that the safety valve will open during service or power shutdown Check the set pressure of the safety valve at the low pressure side of the refrigeration cabinet to verify a safe service temperature Also see 13 3 5 Guidelines to install safety valves 423 Card about stop valves and service...

Страница 13: ...tion spaces in case of a single outdoor unit a b c d C Possible patterns with installation spaces in case of an outdoor unit connected to a capacity up unit a b c d h1 H1 actual height 1500 mm h2 H2 actual height 500 mm X Front side 500 mm h1 2 Y for patterns B Air inlet side 300 mm h2 2 Y for patterns C Air inlet side 100 mm h2 2 a Wall height front side 1500 mm b Wall height air inlet side 500 m...

Страница 14: ... 074 and QLAV 0 18 therefore install at least 1 appropriate measure in the room A kg B m 0 0 100 150 50 200 250 300 350 450 550 400 500 600 650 700 750 800 850 900 950 1000 5 10 15 20 25 30 35 40 45 50 55 60 65 70 c b a QLMV QLAV 12 1 Example graph for calculation A Refrigerant charge B Room volume a 2 appropriate measures required b 1 appropriate measure required c No measure required For occupan...

Страница 15: ...hbuttons the electrical component box cover does not need to be opened See 16 1 2 To access the field setting components 433 12 2 2 To open the electrical component box of the outdoor unit NOTICE Do NOT apply excessive force when opening the electronic component box cover Excessive force can deform the cover resulting in entering of water to cause equipment failure Electrical component boxes of th...

Страница 16: ...on and noise NOTICE When the installation height of the unit needs to be increased do NOT use stands to only support the corners Stands under the unit must be at least 100 mm wide NOTICE The height of the foundation must at least be 150 mm from the floor In heavy snowfall areas this height should be increased up to the average expected snow level depending on the installation place and condition O...

Страница 17: ...uated properly 13 Piping installation 13 1 Preparing refrigerant piping 13 1 1 Refrigerant piping requirements WARNING The unit is partially factory charged with refrigerant R744 NOTICE Refrigerant R744 requires strict cautions for keeping the system clean and dry Foreign materials including mineral oils or moisture should be prevented from getting mixed into the system NOTICE The piping and other...

Страница 18: ... a Refrigeration side 50 m Air conditioning side 30 m Maximum height difference between outdoor unit and indoor unit Outdoor higher than indoor Example H2 H4 Limit 35 m To install an oil trap 418 Outdoor unit lower than indoor unit Example H2 H4 Limit 10 m To install riser piping 418 Maximum height difference between blower coil and showcase Example H3 Limit 5 m Requirement Limit LRYEN10 LRYEN10 L...

Страница 19: ...tdoor unit and the furthest indoor unit is 90 m or more b d the size of the main gas pipe b must be increased size up If the recommended gas pipe size up is not available you must use the standard size which might result in a small capacity decrease e d b c a a Outdoor unit b Main gas pipe c First refrigerant branch d Piping between indoor unit and refrigerant branch e Furthest indoor unit System ...

Страница 20: ...6 MPaG Refrigerant condition Subcooled liquid Design pressure Make sure all parts comply to the following design pressure 2 A C A A B C C 1 5 3 4 A B B 1 Capacity up unit LRNUN5 2 Outdoor unit LRYEN10 3 Indoor unit showcase 4 Indoor unit blower coil 5 Indoor unit air conditioning A Liquid piping refrigeration side 90 bar B Gas piping refrigeration side depends on design pressure of showcase and bl...

Страница 21: ...b Copper packing c Valve cap Open versus closed All service ports are of the backseat type and do not have a valve core A B A Fully closed B Fully open To open the service port 1 Remove the service port cap with 2 spanners and remove the copper packing 2 Connect the charge port to the service port 3 Remove the valve cap with 2 spanners 4 Insert a hexagonal wrench 4 mm and rotate counterclockwise u...

Страница 22: ...aining inside the stop valve may blow off the spun piping INFORMATION If the stop valve was initially open a small amount of refrigerant or oil may leak out 5 Wait until all oil has dripped out before continuing with the connection of the field piping in case the recovery was not complete You can now connect the ingoing and outgoing refrigerant piping 13 3 2 To connect the refrigerant piping to th...

Страница 23: ...ate the unit without a dryer installed on the liquid pipe of the refrigeration side Possible consequence Without dryer operating the unit may cause a choked expansion valve hydrolysis of the refrigerant oil and copper plating of the compressor Install a dryer on the liquid piping of the refrigeration side Dryer type Drops of R744 water capacity at 60 C 200 Recommended dryer for use with transcriti...

Страница 24: ...e circuit you want to test See 13 4 1 Checking refrigerant piping Setup 424 2 Pressurize both liquid side and gas side of the refrigeration circuit up to 3 0 MPa 30 bar from the charge port of the stop valve 3 Pressurize both liquid side and gas side of the air conditioner circuit up to 3 0 MPa 30 bar from the charge port of the stop valve 4 Make sure there is no pressure drop for at least 24 hour...

Страница 25: ...complies with EN IEC 61000 3 11 provided that the system impedance Zsys is less than or equal to Zmax at the interface point between the user s supply and the public system EN IEC 61000 3 11 European International Technical Standard setting the limits for voltage changes voltage fluctuations and flicker in public low voltage supply systems for equipment with rated current 75 A It is the responsibi...

Страница 26: ...2 d1 d2 X1M A1P X5M X4M X1M PE X1M X3M PE X1M A1P X2M X1M X3M PE k1 k l m k2 k4 k3 j 3N 50 Hz 380 415 V AC c1 c2 3N 50 Hz 380 415 V AC c1 c2 c1 c2 1N 50 Hz 220 240 V AC c1 c2 k5 R1 R1 a Capacity up unit LRNUN5A7Y1 i Indoor unit air conditioning b Outdoor unit LRYEN10A7Y1 j User interface for indoor units air conditioning c1 Overcurrent fuse field supply k Safety system field supply Example c2 Eart...

Страница 27: ... a b X5M X4M X1M PE X1M A1P X2M X1M X3M PE a Terminals on outdoor unit b Terminals on capacity up unit Terminal Screw size Tightening torque N m X1M Power supply M8 5 5 7 3 PE Protective earth screw M8 X2M X4M Output signals M4 1 18 1 44 X3M X5M Remote switches M3 5 0 79 0 97 X1M A1P DIII transmission wiring M3 5 0 80 0 96 14 5 Specifications of standard wiring components Power supply NOTICE When ...

Страница 28: ... fixing b F2 F1 F1 X1M A1P c a F2 Q1 Q2 TO MULTIUNIT TO OUT DUNIT TO IN DUNIT d e 2 1 3 X5M a b c d e X1M A1P X5M 1 2 X1M A1P DIII transmission wiring a To capacity up unit b To indoor units air conditioning c To communication box X5M Remote switches d Remote operation switch e Remote low noise switch X1M A1P X5M 1 2 f f Wiring intake knockout hole for low voltage See 14 3 Guidelines when knocking...

Страница 29: ...n the compressor is running P1 P2 operation signal connection mandatory when the expansion valves of the connected showcases and blower coils are being controlled NOTICE The operation output P1 P2 of the outdoor unit must be connected to all expansion valves of the connected showcases and blower coils This connection is required because the outdoor unit must be able to control the expansion valves...

Страница 30: ...ion of the capacity up unit a remote operation switch is required Use a voltage free contact for microcurrent 1 mA 12 V DC Connect to X3M 1 2 and set to Remote R E M O T E OFF O N S1S S1S Factory equipped operation switch OFF Unit operation turned OFF ON Unit operation turned ON Remote Unit controlled ON OFF with remote operation switch Wiring remote operation switch Wiring Sheathed cable 2 wires ...

Страница 31: ...nal protective equipment such as safety shoes safety gloves and safety glasses If the unit is installed indoors for example in a machine room ALWAYS use a portable CO2 detector If the front panel is open ALWAYS beware of the rotating fan The fan will continue rotating for a while even after the power switch has been turned off WARNING The unit is already filled with a certain amount of R744 Do NOT...

Страница 32: ...tal d e f 2 Required amount of refrigerant for outdoor unit kg 16 0 3 Subtotal 1 2 3 kg 4 Factory charged amount of refrigerant into outdoor unit kg 6 3 5 Additional amount of refrigerant charged when test run if required kg 6 Total amount of refrigerant 4 5 6 kg a 7 a The maximum amount of additional refrigerant that can be charged at the time of the test run is 10 of the amount of refrigerant as...

Страница 33: ...right and make the field settings a b c2 c1 1 2 3 4 OFF ON DS1 d de de e 1 2 3 4 OFF ON DS2 BS1 BS2 BS3 R E M O T E OFF O N e1 e2 e3 a Outdoor unit b Capacity up unit c1 Inspection hole c2 Inspection hole cover d Operation switch S1S e Field setting components e1 7 segment displays ON OFF Flashing e2 Push buttons BS1 MODE For changing the set mode BS2 SET For field setting BS3 RETURN For field set...

Страница 34: ... unit must be closed Power up the unit after it is closed You read the complete installation and operation instructions as described in the installer and user reference guide Installation Check that the unit is properly installed to avoid abnormal noises and vibrations when starting up the unit Field wiring Be sure that the field wiring has been carried out according to the instructions described ...

Страница 35: ...Turn ON the remote controller of the air conditioner See the operation manual of the indoor unit for more information about the temperature settings 7 Check that the unit functions without error codes See 17 4 1 Test run checks 435 To perform a test run of the capacity up unit Applicable for LRNUN5 Prerequisite The refrigeration circuit of the outdoor unit is operating in a stable condition 1 Turn...

Страница 36: ...nly completed if there is no malfunction code displayed on the user interface or outdoor unit 7 segment display In case of a displayed malfunction code perform correcting actions as explained in the malfunction code table Carry out the test operation again and confirm that the abnormality is properly corrected CAUTION After the refrigerant is fully charged do NOT turn off the operation switch and ...

Страница 37: ...ontact your dealer Main code LRYEN10 LRNUN5 Cause Solution O O Electrical leakage Correct the field wiring and connect ground wiring O The stop valves are closed Open the stop valve on both the gas and liquid side O O Malfunction of fan motor For LRYEN10 M1F A9P X1A M2F A10P X1A M3F A11P X1A For LRNUN5 M1F A4P X1A Check connection on PCB or actuator O O Malfunction of electronic expansion valve co...

Страница 38: ...ctuator O O Malfunction of the gas cooler outlet temperature thermistor For LRYEN10 and LRNUN5 R4T A1P X35A Check connection on PCB or actuator O O Malfunction of the economizer outlet temperature thermistor For LRYEN10 R8T A1P X30A For LRNUN5 R6T A1P X35A Check connection on PCB or actuator O O Malfunction of the liquid after sub cool temperature thermistor For LRYEN10 R7T A1P X30A For LRNUN5 R7T...

Страница 39: ...ication cables upstream of indoor units error displayed on remote controller O Communication error to indoor unit Check the connection of the communication cables downstream of indoor units error displayed on remote controller O Wrong combination of indoor units Check the number of connected indoor units Check if an indoor unit is installed that is not a possible combination O Replaced all air con...

Страница 40: ...data is available on the Daikin Business Portal authentication required 19 1 Piping diagram Outdoor unit HPS HPS HPS os L M H L SV RV M 15 9 C1220T H 15 9 C1220T H 15 9 C1220T H 19 1 C1220T H M M M Pressure sensor Compressor with accumulator HPS Pressure switch Heat exchanger Check valve os Oil separator Stop valve RV Liquid receiver Service port Plate heat exchanger SV Safety valve Distributor El...

Страница 41: ...8 19 2 Piping diagram Capacity up unit 15 9 C1220T H 15 9 C1220T H L RV M M HPS os H Pressure sensor Plate heat exchanger HPS Pressure switch Heat exchanger Check valve os Oil separator Service port RV Liquid receiver Electronic expansion valve Distributor Filter Refrigerant pipe M Propeller fan Oil and injection pipe Compressor with accumulator ...

Страница 42: ...nted circuit board earth leakage detector E1HC Crankcase heater M1C E2HC Crankcase heater M2C E3HC Crankcase heater M3C L1R Reactor A3P L2R Reactor A4P L3R Reactor A5P M1C Motor compressor INV1 M2C Motor compressor INV2 M3C Motor compressor INV3 M1F Motor fan FAN1 M2F Motor fan FAN2 M3F Motor fan FAN3 R1T Thermistor air A1P R21T Thermistor M1C suction R22T Thermistor M2C suction R23T Thermistor M3...

Страница 43: ...HC Crankcase heater M1C F1U F2U Fuse T 6 3 A 250 V A1P F1U Fuse A6P F101U Fuse A4P F3U F4U Fuse B 1 A 250 V F401U F403U Fuse A3P F601U Fuse A2P HAP Light emitting diode service monitor is green A1P A2P A4P A6P K1R K2R K9R K12R Magnetic relay A1P K3R Magnetic relay A2P L1R Reactor A2P M1C Motor compressor INV1 M1F Motor fan FAN1 PS Switching power supply A1P A2P A6P Q1LD Earth leakage detector A1P ...

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