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Fujitsu AOY54LJBYL Installation And Operating Manual Download Page 1

Document n° 1350-2 ~ 15/01/2009

Fujitsu General (Euro) GmbH

Werftstrasse 20

40549 Düsseldorf - Germany

Subject to modifications without notice.

Non contractual document.

Heat pump air/water

split single service

Installation and

operating manual

intended for professionals

To be saved

for future consultation

FR EN

NL IT

DE

Summary of Contents for AOY54LJBYL

Page 1: ...erftstrasse 20 40549 Düsseldorf Germany Subject to modifications without notice Non contractual document Heat pump air water split single service Installation and operating manual intended for professionals To be saved for future consultation FR EN NL IT DE ...

Page 2: ...er to the heat pump Room thermostat UTW C55XA For correcting the ambient temperature Remote control UTW C75XA For correcting the ambient temperature and programming the heat pump Cooling kit UTW KCLXA Swimming pool kit UTW KSPXA High flow rate circulating pump kit UTW PHFXA For the installation of 1 circuit floor heating with model 128 and 155 Cooling kit UTW KCHXA compatible with high flow rate c...

Page 3: ...ling the installation with gas P 21 Creating a vacuum and filling the refrigeration connections with gas P 21 Sealing test P 21 Additional charge P 22 Connecting the heating circuit hydraulically P 23 General P 23 Rinsing out the installation P 23 Filling and purging the installation P 23 Electrical connections P 24 Characteristic of the electrical supply P 24 General remarks on electrical connect...

Page 4: ...Outside unit 1 package hydraulic module and outdoor sensor 1 2 Definitions Split The heat pump consists of two elements an outside unit for outside and a hydraulic module for inside the dwelling Air water The surrounding air is the energy source This energy is transmitted to the water in the heating circuit by the heat pump Inverter the fan and compressor speeds are modulated according to the heat...

Page 5: ... W 2600 2600 2930 3500 5150 5900 Hydraulic circuit Maximum operating pressure bar 3 3 3 3 3 3 Hydraulic system flow rate 4 C Dt 8 C nominal conditions minimum l h 540 600 860 1000 1380 1670 maximum l h 1100 1400 1700 2100 2700 3300 Various Weight of outside unit kg 40 40 44 64 98 105 Noise level at 5 meters outside unit dB 39 39 40 41 40 40 Weight of hydraulic module empty full of water kg 52 5 77...

Page 6: ...9 00 10 00 20 15 10 5 0 5 10 15 20 Outside temperature C Power kW Heat output Power absorbed Floor heating system Very low temperature radiator 8 1 00 2 00 3 00 4 00 5 00 6 00 7 00 8 00 9 00 10 00 11 00 20 15 10 5 0 5 10 15 20 Outside temperature C Power kW Heat output Power absorbed Floor heating system Very low temperature radiator 1 4 Heating power curve Values according to standard EN 14511 fo...

Page 7: ...low temperature radiator 13 1 00 3 00 5 00 7 00 9 00 11 00 13 00 15 00 17 00 19 00 20 15 10 5 0 5 10 15 20 Outside temperature C Power kW Heat output Power absorbed Floor heating system Very low temperature radiator 16 1 00 3 00 5 00 7 00 9 00 11 00 13 00 15 00 17 00 19 00 21 00 20 15 10 5 0 5 10 15 20 Outside temperature C Power kW Heat output Power absorbed Floor heating system Very low temperat...

Page 8: ...84 A B A B S8 S5 S6 1 4 1 4 1 2 5 8 Top view Front view Sight of lower part Overflow hole Ø 20 4 Holes Ø 10 AIR Side view AIR 050 065 080 F Outside unit Model 050 065 080 77 900 830 21 9 400 330 31 12 196 147 170 99 3 8 5 8 370 650 AIR Front view Side view Top view AIR Overflow hole Ø 20 4 Ø 10 Holes Sight of lower part F Outside unit Model 095 ...

Page 9: ...330 12 9 400 650 21 1290 147 170 196 370 99 3 8 5 8 Air Overflow hole Ø 20 4 Ø 10 Holes Top view Front view Sight of lower part Side view Air Air F Outside unit Model 128 155 480 88 235 450 1034 1000 Front view Side view Heating flow Ø M 26x34 Heating return Ø M 26x34 Figure 3 Dimensions in mm F Hydraulic module ...

Page 10: ...500 10000 12500 15000 17500 20000 22500 25000 27500 30000 32500 0 10 20 30 40 50 60 70 80 90 100 C Ω 10 k 25 C Ω 50 1000 10000 43907 2490 338 25 0 25 50 75 C Ω 1 k 25 C Ω Outdoor sensor QAC34 Condensation sensor Heat pump return sensor Heat pump flow sensor 10000 1000 100 10 1 20 10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 Ω Ohmic value k Evaporator outlet Evaporator centre Compressor casing O...

Page 11: ... 3 Inverter control module 4 Vacuum start pump down and control light 5 Connection terminal blocks power and interconnection 6 Refrigerant accumulator bottle 7 Cycle reversing valve 8 Anti corrosion treated bodywork 9 Electronic expansion valve 10 Noise and temperature insulated inverter compressor 11 Refrigeration connection valves flared connectors with protective caps 12 Holding tank with conde...

Page 12: ... returns to liquid state In the expansion valve rep 9 fig 7 page 11 The liquefied refrigerant is brought back to low pressure and returns to its initial temperature and pressure The heat pump is equipped with a controller which controls the internal temperature based on the outside temperature measurement and governed by the temperature control The room thermostat optional provides a corrective ac...

Page 13: ...ture may only be reached at night If no particular contract is concluded the comfort temperature can be reached at any time including during the day The production of DHW takes priority over heating nevertheless the production of DHW is controlled by cycles that control the times assigned to the heating and the production of DHW in the event of simultaneous demand A DHW boost function is available...

Page 14: ...tion is particularly important insofar as any later movement is a delicate operation requiring the intervention of a qualified person Choose the site of the outside unit and the hydraulic module after discussion with the customer Observe the maximum and minimum distances between the hydraulic module and the outside unit Figure 13 the guarantee of the performances and the system s service life depe...

Page 15: ...nd bed or a concrete slab with a diamond point and a sinkhole in the ground If the installation is in an area where the temperature can be lower than 0 C for a long period check that the presence of ice does not present any danger A drainage pipe can also be connected to outside unit see 2 4 3 page 16 Nothing should obstruct the air circulation through the evaporator and from the fan fig 12 Keep t...

Page 16: ...ower than 0 C for a long period provide the drain pipe with a trace resistance to avoid it icing up The trace resistance must heat not only the pipe but also the bottom of the appliance s condensate collection tank 16 Installation and operating manual 1350 EN Heat pump Split single service PAC Unité extérieure PAC Module hydraulique D L mini 5 m Figure 13 Pipe diameters in inches and permissible l...

Page 17: ...xplosive atmosphere 2 5 2 Positioning the hydraulic module 1 2 3 Remove the front panel 2 screws A figure 16 4 5 Remove the sides 4 screws B figure 17 Fix the support solidly 3 screws and plugs to a flat hard wearing wall not a light partition ensuring that it is correctly levelled Hook the appliance onto its support Refit the sides Refit the front facing Installation and operating manual 1350 EN ...

Page 18: ...ed above condensation will form on the surface of the insulation material Lastly take care to use insulating sleeves whose thermal conductivity is 0 045 W mK or less when the temperature is 20 C The insulation must be impermeable to resist the passage of steam during the defrosting cycles fibreglass wool is prohibited 2 6 2 Refrigeration connections The outside unit must be connected to the hydrau...

Page 19: ...ch force being required F The refrigeration circuit is very sensitive to dust and humidity check that the area around the connection is clean and dry before removing the plugs protecting the refrigeration connectors Installation and operating manual 1350 EN 19 Heat pump Split single service Liquid valve Flare nut Liquid refrigeration connexion Diameter D2 Gas refrigeration connexion D1 Diameter Ga...

Page 20: ...Installation and operating manual 1350 EN Heat pump Split single service Coat the flared surface with POE refrigeration oil Do not use mineral oil Figure 20 Prevention of gas leaks Holding wrench Torque wrench Designation Flare nut 6 35 mm 1 4 Flare nut 9 52 mm 3 8 Flare nut 12 7 mm 1 2 Flare nut 15 88 mm 5 8 Plug A 3 8 1 4 Plug A 1 2 Plug B 3 8 5 8 Tightening torque 14 to 18 Nm 33 to 42 Nm 50 to ...

Page 21: ...move the access plugs A from the valve controls F If an additional charge is requires add the additional charge before filling the hydraulic module with gas Please refer to the section Additional charge page 22 First of all fully open the small valve and then the large one using a hex key counterclockwise direction without forcing excessively against the stop Remove the blue hose rapidly Refit the...

Page 22: ...e slightly and check the value shown on the scales As soon as the value displayed has dropped by the value for the calculated additional charge close the bottle and disconnect it Then rapidly disconnect the hose connected to the appliance Proceed to fill the hydraulic module with gas F Warning Only use R410A Only use tools suitable for R410A set of manometers Always charge in the fluid phase Never...

Page 23: ...ing the hydraulic module to the installation rinse out the heating system correctly to eliminate any particles that may affect the appliance s correct operation Do not use solvents or aromatic hydrocarbons petrol paraffin etc In the case of an old installation provide a sufficiently large decanting pot with a drain on the return from the boiler and at the lowest point in the system in order to col...

Page 24: ...arth bonding continuity are essential Connecting to screw terminals Rigid wires A fig 28 Rigid wires are always preferable for fixed installations particularly in a building Always select a wire that complies with the prevailing standards Strip away around 25 mm from the end of the wire With round end pliers form a loop with a diameter corresponding to the tightening screws on the terminal Tighten...

Page 25: ...requirements and comply with the prevailing standards Power supply to outside unit Heat pump Electricity supply 230 V 50 Hz Model Power absorbed Cable connection Phase Neutral Earth Curve D circuit breaker size A 050 065 1860 W 3 x 1 5 mm 16 080 2210 W 3 x 2 5 mm 16 095 2680 W 3 x 2 5 mm 20 128 3770 W 3 x 4 mm 25 155 4700 W 3 x 4 mm 32 Interconnection between the outside unit and the hydraulic mod...

Page 26: ...here the cables enter the outside unit with the insulating plate fig 35 26 Installation and operating manual 1350 EN Heat pump Split single service Remove the cap 1 screw Figure 32 Access to outside unit s terminal block model 050 065 080 General electrical supply Terminal block Interconnection between the external unit and the hydraulic module Figure 33 Connections to outside unit s terminal bloc...

Page 27: ...e sector supply Ensure that all the electrical cables are housed in the spaces provided for this purpose inside the lifting handles Installation and operating manual 1350 EN 27 Heat pump Split single service Release Cable clamp Cable clamp Flexible insulation plate Cables supply and interconnection Cables Gas valve Figure 35 Finalisation of connection to outside unit Transformer Power card Interfa...

Page 28: ...HW at Comfort temperature will be produced during the off peak hours when electricity is cheaper Connect the Power Provider contact to input EX5 or EX4 Set the parameter 1620 to Off peak hours 230V on input EX5 Peak hours information activated Power limitation or EJP peak day removal Power limitation is intended to reduce electrical consumption when this is too high compared to the contract with t...

Page 29: ...rol board fig 38 p 29 2 11 Room thermostat and or remote control The room thermostat remote control is optional Consult the fitting instructions on the sensor s packaging The sensor must be installed in the living room area on a very uncluttered wall 1 5m above the floor Avoid direct sources of heat chimney flue television cooking hobs draughty areas ventilation door etc Air leaks in the seals in ...

Page 30: ...e To mitigate this situation the sensor must be connected correctly Re initialise parameter 8703 implementation level consumer diagnostic menu 2 13 Configuring the room thermostat Room thermostat To configure the room thermostat and connect it to the appropriate heating zone Hold down the presence key for more than 3 seconds The room thermostat displays RU and a number flashes Turn the wheel to ch...

Page 31: ...ting operating according to the heating programme Summer winter mode switchover is automatic Constant comfort temperature Constant reduced temperature Stand by regime with anti frost protection Provided that the heat pump s electrical power supply is not interrupted 6 Information display Various data please see page 59 Reading error codes please see page 57 Information concerning maintenance speci...

Page 32: ...automatically adjusted it is therefore futile to alter the slope or the off set in the temperature control parameters 720 and 721 When this function is first activated the end user may experience some inconvenience for a few days This period of no more than a week is required by the regulator to determine the slope and off set in the temperature control We advise against changing the temperature s...

Page 33: ... 70 20 15 10 5 5 10 4 5 4 5 20 0 5 0 10 30 0 30 External temperature C Heating flow temperature C Heating curve slope Curve off set Figure 42 Off set of the heating curve line 721 Sensations Corrective actions on the temperature control in mild weather in cold weather Curve slope line 720 Curve off set line 721 and and and and and and and and and No correction No correction No correction No correc...

Page 34: ...erface CC1 time programme Press for 3 seconds OEM Specialist Start up End user Hours minutes Day Month Year Start of Summer time End of Winter time 01 01 31 12 1 2 3 4 5 Date and time User interface CC1 time programme Brief press Basic display 3 6 Parametering the setting 3 6 1 General Only the parameters accessible to levels U End user I Start up S Specialist Are described in this document The ac...

Page 35: ...gs are therefore lost Heating time programme circuit 2 Only with the 2nd circuit kit option 520 U Pre selection day week Mon Sun Mon Fri Sat Sun Monday Tuesday Mon Sun 521 U 1st phase On start 00 00 10 min 6 00 522 U 1st phase Off end 00 00 10 min 22 00 523 U 2nd phase On start 00 00 10 min 524 U 2nd phase Off end 00 00 10 min 525 U 3rd phase On start 00 00 10 min 526 U 3rd phase Off end 00 00 10 ...

Page 36: ...stallation consists of 2 heating circuits Only with the 2nd circuit kit option 651 U Preselection Period 1 to 8 Period 1 652 U Date holidays start Day Month 01 01 31 12 1 653 U Date holidays end Day Month 01 01 31 12 1 658 U Heating schedule during the holidays Frost protection Reduced Frost protection Heating adjustment circuit 1 710 U Comfort ambient temperature setpoint From reduced temperature...

Page 37: ... 5 C 2 C 834 S Servomotor travel time 30 873 s 1 s 240 s 850 I Floor controlled drying fig 44 off off Early interruption of the current programme programme inactive Operational heating Heating ready for occupation Operational heating ready heating Ready heating operational heating Manual Manual mode enables you to programme your own concrete slab drying time The function ends automatically after 2...

Page 38: ...emperature s influence on the setting If no value is entered the setting is made based on the temperature control If the parameter is set at 100 the setting is only based on the ambient temperature 932 S Room temp limitation 0 5 4 0 5 C 0 5 C 938 S Mixing valve decrease 0 20 C 1 C 0 C 939 S Type of servomotor 2 pos 3 pos 3 pos 940 S Switching differential 2 pos 0 20 C 0 5 C 2 5 C 941 S Servomotor ...

Page 39: ... the setting is made based on the temperature control If the parameter is set at 100 the setting is only based on the ambient temperature 1090 S Maximum optimisation on switch on 0 360 min 10 min 120 min 1091 S Maximum optimisation on switch off 0 360 min 10 min 120 min 1100 S Start of increase in reduced functioning mode 30 10 C C 1 C 1101 S End of increase in reduced functioning mode 30 10 C C 1...

Page 40: ...ical backup heating is authorised to operate during the comfort period or off peak Connect the Power Provider contact to input EX5 or EX4 See Figure 38 page 29 In the case of a day night contract the electric back ups for the DHW tank are subject to the power supplier s tariffs Switching on the electric back up for the DHW tank is only authorised during off peak hours 1640 I Anti legionella functi...

Page 41: ...ction Installation Configurations Pre setting 1 1 heating circuit Pre setting 2 1 heating circuit and DHW tank Pre setting 3 2 heating circuits Pre setting 4 2 heating circuits and DHW tank Pre setting 5 Boiler connection and 1 heating circuit Pre setting 6 Boiler connection and 2 heating circuits Pre setting 7 Boiler connection 1 heating circuit and DHW tank Pre setting 8 Boiler connection 2 heat...

Page 42: ...pancy condens week 1 250 1 7077 I Current maximum discrepancy condens week Reset no yes 0 250 7078 I Minimum discrepancy condens week 1 250 1 7079 I Current minimum discrepancy condens week Reset no yes 0 250 0 7090 I DHW tank period 1 240 1 Month 7091 I DHW tank since maintenance Reset no yes 0 240 0 7092 I Heat pump DHW min load temperature 5 80 C 1 5 C 7141 U Emergency regime Off ON Off Off The...

Page 43: ...ooling regime Heating regime Heating regime 7722 I Digital output DO2 Off ON ON 7730 I Outside temperature B9 50 50 C 0 7820 I Sensor temperature BX1 28 350 C 0 7823 I Sensor temperature BX4 28 350 C 0 7824 I Sensor temperature BX5 28 350 C 0 7830 I Sensor temperature BX21 module 1 28 350 C 0 7831 I Sensor temperature BX22 module 1 28 350 C 0 7832 I Sensor temperature BX21 module 2 28 350 C 0 7833...

Page 44: ...5535 8456 S Hours run electrical flow Reset no yes 0 2730 h 8457 S Start counter electrical flow Reset no yes 0 65535 Diagnostics consumers 8700 U Outside temperature 50 50 C 8701 U Minimum outside temperature Reset no yes 50 50 C 8702 U Maximum outside temperature Reset no yes 50 50 C 8703 I Attenuated outside temperature Reset no yes 50 50 C This is the average of the outside temperature over a ...

Page 45: ...erating times Reset no yes 0 2730 h 8841 S DHW pump start ups counter 0 2730 h 8842 S DHW electric operating times 0 2730 h 8843 DHW electric start ups counter 0 65535 8900 U Swimming pool temperature 0 140 C Swimming pool temperature setpoint 0 80 C 24 8950 I Common flow temperature 0 140 C I Common flow temperature setpoint 0 140 C 0 8957 I Common flow setpoint refrigeration 0 140 C 9031 I Relay...

Page 46: ...ck ups must not be connected It is the boiler that provides the heating back up on the coldest days The boiler is controlled by the heat pump Please refer to the instructions supplied with the boiler connection kit F Swimming pool kit option Please refer to the instructions supplied with the swimming pool kit Configuration Parameter 5700 Type of installation Page Pre setting 1 1 heating circuit 48...

Page 47: ... the instructions supplied with the DWH kit 7 Connect the directional valve to connector QX4 See fig 38 p 29 8 Connect the domestic water sensor to terminal BX1 on the heat pump s control panel see fig 38 p 29 9 Connect the back up resistance to terminal 19 Earth and relay RP DHW to terminals 2 L and 4 N see fig 37 p 28 10 Connect the electrical power supply for the domestic water back up terminal...

Page 48: ...SP 1 2 3 6 5 4 20 Legend CC Heating circulation pump R Radiators or fan convectors SA Room thermostat option SE Outdoor sensor SP Heated floor thermal safety fuse Configuration 1 1 heating circuit F See detailed instructions on Page 47 Overview of all the electrical connections Overall hydraulic layout ...

Page 49: ... Non return valve AE Electric back up CC Heating circulation pump KS DHW kit R Radiators or fan convectors SA Room thermostat option SE Outdoor sensor SP Heated floor thermal safety fuse SSa DWH sensor VD Distribution valve Configuration 2 1 heating circuit and DHW tank Overview of all the electrical connections Overall hydraulic layout F See detailed instructions on Page 47 ...

Page 50: ...end CAR Non return valve CC1 Heating circulation pump Circuit 1 Remote heat pump circulation pump CC2 Heating circulation pump Circuit 2 K2c 2nd circuit kit R Radiators or fan convectors SA1 Room thermostat Circuit 1 option SA2 Room thermostat Circuit 2 option SE Outdoor sensor SDp1 Flow sensor Circuit 1 SP Heated floor thermal safety fuse VM1 Mixer valve Circuit 1 Overview of all the electrical c...

Page 51: ...ing circulation pump Circuit 1 Remote heat pump circulation pump CC2 Heating circulation pump Circuit 2 KS DHW kit K2c 2nd circuit kit R Radiators or fan convectors SA1 Room thermostat Circuit 1 option SA2 Room thermostat Circuit 2 option SE Outdoor sensor SDp1 Flow sensor Circuit 1 SSa DWH sensor SP Heated floor thermal safety fuse VD Distribution valve VM1 Mixer valve Circuit Configuration 4 2 h...

Page 52: ...ow Blue Red White Black Red Brown Blue Orange Yellow White Black Black Black Black Black Black Black White White Red Brown Brown Brown Brown Black Black White Red Yellow Yellow Black Black Black Red White Black 4 way valve Ventilator Electronic expansion valve Compressor Reactance Evaporator outlet Discharge Compressor Outside Fuse 250V 5A Terminal block Interconnection between the outside unit an...

Page 53: ...M Klemmenstrook ACTPM I P M PCB Red Red Brown Brown Blue Blue Black Black Brown Brown Black Black White Yellow Orange Blue Brown Red Red Red Black Green Black White White Black Purple White Yellow Yellow Blue Blue Black Red Brown Orange Black Black White White Red Red Orange Orange Black White Brown Red Brown Red Orange Yellow Green Blue Purple Grey Black White Brown Red Orange Yellow Black Black ...

Page 54: ...e Black Green Terminal block Red White Electrical cabling Black Red White Black Brown HP pressure switch 4 way valve Electronic expansion valve Fuse Fuse Ventilator 1 Ventilator 2 Red Red Black Black Red White Yellow Brown Red Brown Blue Orange Yellow White Black Red White Yellow Brown Black Black Black Black Brown Brown Blue Filter Evaporator outlet Evaporator centre Compressor casing Interconnec...

Page 55: ...wn Filter EMI Filter EMI Connector Yellow Blue Orange Red Red Brown Yellow Diode bridge Relay Red White Red White Black Grey Grey Black Red Filter EMI Filter Filter EMI Red Red Black Yellow Brown White Orange Blue Black Red Black Yellow Brown White Black Yellow Brown White Red White Black White Black White Black Green White Black Black Red Brown Compressor casing Interconnection between the outsid...

Page 56: ...10 11 121314151617 1819 RpECS Rp1 Rp2 X50 ou X30 Condensation sensor Return sensor Flow sensor Heating circulation pump Resistance 2 of the back up unit Resistance 1 of the back up unit Safety thermostat Start stop switch Timed fuse 3 15 A 250V Figure 49 Electrical wiring Hydraulic module Except installer s connections Connection to terminal block and power relays see figure 37 page 28 Connections...

Page 57: ...0 DHW temperature sensor B3 Yes 60 Ambient temperature sensor 1 Yes 65 Ambient temperature sensor 2 Yes 105 Maintenance message Yes 121 Flow temperature for HC1 not reached Yes 122 Flow temperature for HC2 not reached Yes 127 Anti legionella temperature not reached Yes 369 External fault safety component No 370 Outside unit connection error See below and fig 58 and 59 No Hydraulic module Flashing ...

Page 58: ... and 5 seconds unlit Abnormal compressor temperature 5 seconds lit and 2 seconds unlit Active filter error Permanently lit Abnormal discharge temperature Outside unit Reference AOYA30LBTL Model 095 Diode display Erroneous element 0 1 seconds lit and 0 1 seconds unlit Defective temperature sensor see hydraulic module 0 5 seconds lit and 0 5 seconds unlit Defective IPM card 2 seconds lit and 2 secon...

Page 59: ... 8412 Setpoint flow HP Swimming pool temperature 8900 Swimming pool temperature setpoint Installation and operating manual 1350 EN 59 Heat pump Split single service Outside unit Reference AOYA45LATL AOYA45LBTL Model 128 and Reference AOY54LJBYL Model 155 Diode display Erroneous element 1 Flash Transmission error hydraulic module outside unit 2 Flashes Defective discharge temperature sensor 3 Flash...

Page 60: ...omagnetic compatibility Diretive 89 336 CEE Directive 98 37 EC Directive for pressurised equipment 97 23 EC Directive for labelling energy consumption 2002 31 EC This appliance also conforms to Decree No 92 1271 and its modifications relating to certain refrigeration fluids used in refrigerating and air conditioning equipment The standards relating to the product and the testing methods used Air c...

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