Baxi BC ACS 150 SPLIT Installation And Service Manual Download

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Installation and Service Manual

Thermodynamic water heater

BC ACS Split

BC ACS 150 SPLIT

Serv. ref. SODU 2 M R1

Summary of Contents for BC ACS 150 SPLIT

Page 1: ...MW 8200023 02 en Installation and Service Manual Thermodynamic water heater BC ACS Split BC ACS 150 SPLIT Serv ref SODU 2 M R1 ...

Page 2: ...tic hot water tank 19 5 2 2 Respect the distance between the domestic hot water tank and the outdoor unit 21 5 2 3 Selecting the location of the outdoor unit 21 5 2 4 Selecting the location of the control panel 23 6 Connecting diagrams 24 6 1 Connecting diagrams with external unit 24 6 1 1 Connection diagram 24 6 1 2 Connecting diagram with boiler back up Hybrid mode 24 6 2 Connecting diagrams wit...

Page 3: ...hysteresis for starting water heating 46 10 Maintenance 47 10 1 General 47 10 2 Maintenance operation intervals 47 10 3 Operate the safety valve or unit 47 10 4 Maintenance of the outdoor unit 48 10 4 1 Checking the cooling circuit 48 10 4 2 Clean the fan and evaporator 48 10 4 3 Recover the refrigerant fluid in the outdoor unit 48 10 5 Maintenance of the domestic hot water tank 48 10 5 1 Draining...

Page 4: ...e event of a refrigerant leakage 1 Switch off the appliance 2 Open the windows 3 Do not use a naked flame do not smoke do not operate electrical contacts 4 Avoid contact with the refrigerant Danger of frost injuries 5 Locate the probable leak and seal it immediately Danger of electric shock Before any work switch off the mains supply to the thermodynamic water heater Important Only qualified profe...

Page 5: ...A pressure reducer not provided is required when the supply pressure exceeds 80 of the pressure limiter device calibration and must be located upstream of the appliance There must be no cut off devices between the pressure limiter device and the domestic hot water tank To ascertain the type specifications and connection of the pressure limiter device refer to the chapter Connecting the Domestic Ho...

Page 6: ...hapter Dimensions of the Appliance See the Installation and Service Manual Warning A disconnection device must be fitted to the permanent pipes in accordance with installation rules Warning If a power supply cable comes with the appliance and it turns out to be damaged it must be replaced by the manufacturer its after sales service or persons with similar qualifications in order to obviate any dan...

Page 7: ...ildings Important The user guide can also be found on our website 1 2 Recommendations Caution To benefit from extended warranty cover no modifications must be made to the appliance Important Keep this document close to the place where the appliance is installed Important Never remove or cover labels and data plates affixed to the appliances Labels and data plates must be legible throughout the ent...

Page 8: ...nder 1 4 R134a refrigerant Tab 1 Effects harmful to health The vapours are heavier than air and may lead to asphyxia owing to reduced oxygen levels Liquefied gas Contact with the liquid may cause serious frost and eye injuries Product classification This product is not classified as a hazardous preparation accord ing to European Union regulations Tab 2 Hazard identification If the R134a refrigeran...

Page 9: ...e conditions Toxic and corrosive vapours may be released by the effect of the heat Special intervention methods Cool the volumes exposed to heat with water spray Protection of the firemen Full self contained breathing apparatus Complete body protection Tab 6 In the event of accidental spillage Individual precautions Avoid contact with the skin and eyes Do not intervene without appropriate protecti...

Page 10: ... products are manufactured in compliance with the requirements of the various Directives applicable They are therefore delivered with the marking and any documents necessary In the interests of the quality of our products we strive constantly to improve them We therefore reserve the right to modify the specifications given in this document Our liability as manufacturer may not be invoked in the fo...

Page 11: ...y out initial commissioning and any checks necessary Explain the installation to the user If maintenance is necessary warn the user of the obligation to check the appliance and keep it in good working order Give all the instruction manuals to the user 1 Safety 7689749 v03 25112019 11 ...

Page 12: ...portant information See Reference to other manuals or pages in this manual 2 2 Symbols used on the appliance 1 Alternating current 2 Protective earthing 3 Before installing and commissioning the appliance carefully read the instruction manuals provided 4 Dispose of used products through an appropriate recovery and recycling structure 5 Caution danger of electric shock live parts Disconnect the mai...

Page 13: ...ormity CE Marking This product complies with the requirements of the following European Directives and Standards Low Voltage Directive 2014 35 EU Generic standard EN 60335 1 Relevant standards EN 60335 2 21 EN 60335 2 40 Electromagnetic Compatibility Directive 2014 30 EU Generic standards EN 61000 6 3 EN 61000 6 1 Relevant Standard EN 55014 3 1 4 2014 68 UE Directive This product conforms to the r...

Page 14: ... connection minimum maximum m 2 20 Maximum difference in height on the refrigeration connection m 10 Protection of the domestic hot water tank IP 24 Protection of the outdoor unit IP 24 1 Value obtained with an air temperature of 7 C and a cold water temperature of 10 C as per LCIE specification No 103 15 B 2011 based on the NF EN 16147 standard with a 5 m long refrigeration connection with 0 m di...

Page 15: ... 4 3 1 2 1 Domestic hot water outlet 2 Domestic cold water inlet 3 1 4 refrigeration connection 4 3 8 refrigeration connection 3 3 2 Outdoor unit dimensions Dimensions in mm 3 3 3 Control panel dimensions Dimensions in mm Fig 3 MW 4000104 1 241 776 530 16 838 546 62 Fig 4 MW 4000105 3 86 86 20 Opt Mode Hybrid Mode 3 Technical specifications 7689749 v03 25112019 15 ...

Page 16: ... overload protection Red White Red Brown Black Yellow White Yellow Green LCD RT5L E heater Black 2 3 1 2 3 1 2 20 14 14 Yellow Red 01 2 Off Peak CN11 CN15 CN10 CN16 HN in HL in HN HL Off Peak 2 Red Tab 15 Key Connector Description PCB Control system PCB LCD Control panel Power 1 Control panel power supply TR Transformer TRANS OUT Transformer outlet TRANS IN Transformer inlet EEV Electronic expansi...

Page 17: ...temperature sensor RTp Air discharge temperature sensor A B E P Q OFF PEAK terminal block connectors PRO_P High pressure pressure switch Compressor outside overload protection Compressor outside overload protection S1 Selector SW1 Switch Tab 16 Switches Switch OFF ON S1 1 S1 2 Anti legionella mode disabled Anti legionella mode enabled S1 3 Temperature in anti legionella mode 65 C Temperature in an...

Page 18: ...ponents and maintain an optimal service life of the thermodynamic water heater the outdoor unit works at temperatures of between 15 C and 42 C Outside of this temperature range the surplus heating of the domestic hot water is provided by the immersion heater 4 3 Standard delivery The thermodynamic water heater is delivered in several packages Contents of the domestic hot water tank package Content...

Page 19: ...er Electrical power supply 5 2 Choice of the location 5 2 1 Selecting the location of the domestic hot water tank To ensure good accessibility and facilitate maintenance of the domestic hot water tank its selected position should comply with the minimum dimensions indicated by the manufacturer Fig 7 MW 2000383 2 Fig 8 MW 2000384 2 6 6 0548 566 580 560x580 5 Before installation 7689749 v03 25112019...

Page 20: ...ection between the domestic hot water tank and the outdoor unit A dry room that is sheltered from frost and maintained at a temperature no lower than 7 C Avoid rooms that are exposed to gas vapour or dust 3 Observe the IP24 protection rating of the domestic hot water tank during installation Fig 9 150l MW 2000651 2 1273 1225 350 mini 75 mini Fig 10 150l 1745 MW 2000652 1 150 mini 5 Before installa...

Page 21: ...ise 2 Observe the IP24 protection rating of the outdoor unit during installation 3 Avoid the following locations Prevailing winds Nothing must obstruct the free circulation of air around the outdoor unit intake and outlet Close to sleep zones Close to a terrace Opposite a wall with windows 4 Ensure the support meets the following specifications Specifications Examples Flat surface that can support...

Page 22: ...n the outdoor unit and maintenance work 2 Respect the following minimum positioning distances of the outdoor unit from the wall BC ACS Split A B C D E Minimum di mensions in mm 300 1500 500 200 600 Selecting the location of the outdoor unit in cold and snowy regions Wind and snow can significantly reduce the performance of the outdoor unit the location of the outdoor unit must meet the following c...

Page 23: ...et of black ice 3 If the outside temperatures drop below zero take the necessary precautions to prevent the risk of freezing in the evacuation pipes 4 Place the outdoor units beside each other and not on top of each other to prevent the condensates from the lower unit to freeze 5 2 4 Selecting the location of the control panel For ergonomic reasons the control panel must be at eye level in a clean...

Page 24: ...supply cable for the immersion heater 4 Domestic hot water sensor 5 Refrigeration connection out 6 Refrigeration connection in 7 Valve with plug 8 Safety unit 9 Pressure reducer 10 General power supply cable 11 Off peak peak rate signal cable 12 Control panel communication cable 6 1 2 Connecting diagram with boiler back up Hybrid mode The Hybrid mode requires a water connection between the domesti...

Page 25: ...ol panel E Instant boiler 1 Domestic hot water outlet 2 Domestic cold water inlet 3 Power supply cable for the immersion heater 4 Domestic hot water sensor 5 Refrigeration connection out 6 Refrigeration connection in 7 Valve with plug 8 Safety unit 9 Pressure reducer 10 General power supply cable 11 Control panel communication cable 6 Connecting diagrams 7689749 v03 25112019 25 ...

Page 26: ...agram with boiler back up Hybrid mode The Hybrid mode requires a water connection between the domestic hot water tank and an instant boiler A Domestic hot water tank C Electrical box E Instant boiler 1 Domestic hot water outlet 2 Domestic cold water inlet 3 Power supply cable for the immersion heater 5 Safety unit 6 Pressure reducer 7 Valve with plug Fig 19 MW 2000647 2 1 2 3 6 5 7 C A Fig 20 230V...

Page 27: ...ithout off peak peak rate cables Fig 22 C1 C2 538 kW h 1 0 15 45 A 500 mA TEST 16 A 40 A 30 mA L N Electrical Heating Timer 1 On Off Timer 2 On Off Set Temp Error Electrical Heating Heating Timer Clock Enter MW 2000381 2 HN HL 4 3 2 5 7 6 1 1 Domestic hot water tank 2 Outdoor unit HL Phase of the immersion heater power supply HN Neutral of the immersion heater power supply 3 Control panel 4 Electr...

Page 28: ... 6 AC type differential switch 7 Circuit breakers 6 4 3 Electrical connection with off peak peak rate switch Fig 24 MW 2000612 1 C1 C2 538 kW h 1 1 A1 A2 0 Auto 0 15 45 A 500 mA TEST 16 A 40 A 2 A 30 mA 4 5 6 7 7 8 1 L N Electrical Heating Timer 1 On Off Timer 2 On Off Set Temp Error Electrical Heating Heating Timer Clock Enter HN HL 3 2 1 Domestic hot water tank 2 Outdoor unit HL Phase of the imm...

Page 29: ...er 3 Connection circuit breaker 4 AC type differential switch 5 Circuit breakers 6 5 2 Electrical connection with off peak peak rate switch Fig 26 MW 2000612 1 C1 C2 538 kW h 1 1 A1 A2 0 Auto 0 15 45 A 500 mA TEST 16 A 40 A 2 A 30 mA 2 3 4 5 1 6 1 Domestic hot water tank 2 Meter 3 Connection circuit breaker 4 AC type differential switch 5 Circuit breakers 6 Peak rate off peak rate switch 6 Connect...

Page 30: ...ank wall mounting must take into consideration the robustness of the wall If the wall is thin you must use the Tripod option Réf 89788949 The installer is responsible for the type of mounting used and the mechanical integrity of the assembly including the bracket selection The screws dowels and washers necessary to mount the brackets to the wall are not provided The mounting brackets are supplied ...

Page 31: ...ter tank while supporting the appliance to avoid any tipping 5 Tilt the domestic hot water tank onto its brackets 6 Attach the domestic hot water tank by inserting the brackets onto the screws 7 Fasten the screws Fig 28 4 4 MW 2000635 1 Fig 29 90 5 MW 2000392 2 Fig 30 6 6 MW 2000393 2 7 Installation 7689749 v03 25112019 31 ...

Page 32: ...event any tipping 1 Pre position the Tripod taking into consideration the dimensions indicated in the diagram below to position the domestic hot water tank on the wall The Tripod must be at 42 mm from the wall 2 Select the position of the upper mounting bracket of the domestic hot water tank within the constraints of the wall being mounted to cable and pipe channels 150L Position of the upper brac...

Page 33: ... way round using the screws and washers on the domestic hot water tank while supporting the appliance to avoid any tipping 5 Tilt the domestic hot water tank onto its brackets Fig 32 4 4 MW 2000635 1 Fig 33 90 5 MW 2000392 2 7 Installation 7689749 v03 25112019 33 ...

Page 34: ...t on the ground When mounting to the ground install a concrete base The data plate must be accessible at all times 1 Dig a run off channel with a pebble bed 2 Install a concrete base frame with a minimum height of 80 mm capable of bearing the weight of the outdoor unit 3 Install the outdoor unit on the concrete base frame Fig 34 6 MW 2000627 1 7 42 Fig 35 MW 4000127 1 3 2 1 80 7 Installation 34 76...

Page 35: ... a kitchen or bathroom Keep away from powerful electrical appliances to avoid any interference Fit cable sleeves for the power supply to the control panel as well as the connection between the control panel and the outdoor unit 1 Open the control panel by unclipping the cover on the wall bracket 2 Mount the support box routing the cable through the hole provided for this purpose Do not over tighte...

Page 36: ...stall the pressure reducer upstream of the appliance and downstream of the water meter in such a way as to ensure the same pressure in all of the system s pipes 2 Install a non return valve between the safety unit and the pressure reducer to prevent the backflow of domestic hot water into the domestic cold water circuit 3 Install a water drain in the boiler room and a funnel siphon for the safety ...

Page 37: ...tic mixer valve is recommended 7 4 Connecting the refrigeration connections To allow exchanges between the domestic hot water tank and the outdoor unit 2 refrigerant connections must be made send and return Pursuant to directive L 517 2014 the installation of equipment must be done by a certified operator whenever the refrigerant load is in excess of two kilograms or when a refrigerant connection ...

Page 38: ...our s 1 1 2 3 6 Open the valves with a hexagonal key by turning anti clockwise until it stops 7 Fit the insulation on the refrigerant connections on the domestic hot water tank side The refrigerant connection insulation pieces are provided in the documentation bag 7 5 Electrical connections 7 5 1 Electrical recommendations Only qualified professionals may carry out electrical connections always wi...

Page 39: ...the electrical terminal block 2 Connect the general power supply cable to the appropriate terminals 3 Connect the immersion heater power supply cable to the appropriate terminals 4 Secure the mains power supply cables with the traction arrester 5 Connect the control panel power supply cable to the appropriate terminals 6 Connect the domestic hot water tank temperature sensor connector to the appro...

Page 40: ...ank Leave enough cable length to allow removal 2 Connect the earth wire to the inspection hatch 3 Connect phase and neutral to the thermostat of the domestic hot water tank 4 Tighten the traction arrestor to hold tight the power supply cable 5 Disconnect the sensor from its lead 6 Insert the temperature sensor into the sensor tube until it stops sliding out and pushing back past the traction arres...

Page 41: ...ire to the inspection hatch 3 Connect phase and neutral to the thermostat of the domestic hot water tank 4 Tighten the traction arrestor to hold tight the power supply cable 5 Secure the lower cover with screws 7 5 5 Connecting the control panel display During installation leave enough cable length to allow removal of the control panel for maintenance 1 Connect the control panel display 2 Clip the...

Page 42: ...ition 3 Open the cold water tap located on the safety unit to vent the air in the installation 4 Close the hot water tap when water starts to flow from the tap The domestic hot water tank is full 5 Check the tightness of the pipe connections and the correct operation of the hydraulic devices by successively opening the drain valve on the safety unit Fig 45 MW 2000404 2 7 Installation 42 7689749 v0...

Page 43: ... be carried out When it is used for the first time After a prolonged shut down After any event that may require complete re installation Commissioning of the thermodynamic water heater allows the user to review the various settings and checks to be made to start up the water heater in complete safety 1 Switch on the installation Indicator light on Domestic hot water production active Indicator lig...

Page 44: ...f the connections 2 Check the water pressure 3 Check that there are no errors on the control panel 4 Inform the user of the frequency of maintenance work to be carried out 5 Explain how the system and control panel work to the users 6 Hand over all manuals to the user Fig 47 MW 4000183 2 8 Commissioning 44 7689749 v03 25112019 ...

Page 45: ...t Operating mode Description Adjustment required Automatic mode Domestic hot water is heated according to the cli mate conditions by the heat pump and or by the immersion heater Hybrid mode Domestic hot water is first pre heated using the heat pump then heated by the instant boiler THmin setting heat pump minimum operating tem perature Optimisation Mode Domestic hot water is heated for pre determi...

Page 46: ...namic water heater from shutting down and starting up too frequently it is possible to configure the hysteresis for activating water heating 1 Access the activation hysteresis settings by pressing the and keys simultaneously for 3 seconds 2 Set the hysteresis with the or keys 3 Confirm the hysteresis by pressing the key For a desired domestic hot water temperature of 55 C with hysteresis of 2 C Wh...

Page 47: ... form is available in the appendix Tab 20 General maintenance Operation Periodicity Installer User Operate the safety valve or unit once a month X Tab 21 Outdoor unit maintenance Maintenance operations on the outdoor unit Periodicity Installer User Clean the casing using a damp soft cloth once a year X Check the cleanliness of the outdoor unit fan once a year X Tab 22 Maintenance of the domestic h...

Page 48: ...to inertia 2 Remove the front panel of the outdoor unit 3 Clean the outdoor unit fan using a soft bristled brush or a compressed air nozzle 4 Realign the fins using a suitable comb if they are bent Danger Risk of injury on the sharp edged fins Caution Do not distort or damage the fins 5 Put the front casing back 10 4 3 Recover the refrigerant fluid in the outdoor unit The refrigerant must be recov...

Page 49: ... of the tab with a marker 8 2 Mark the position of the round terminal of the anode wire with a marker The anode wire remains fitted to the safety terminal in the domestic hot water tank cover 9 Discard the used gasket For more information see Draining the domestic hot water tank page 48 10 5 3 Descaling the domestic hot water tank In areas of hard water descale the domestic hot water tank once a y...

Page 50: ...ace the inspection hatch For more information see Draining the domestic hot water tank page 48 Removing the inspection hatch page 49 Replacing the inspection hatch page 50 Check the current of the magnesium anode It is not necessary to drain the domestic hot water tank in order to carry out an electrical check of the magnesium anode However if it is necessary to replace the magnesium anode it will...

Page 51: ...stic hot water tank For more information see Fill the domestic hot water tank page 42 10 6 Checks after a disconnection of the mains supply 1 Check that the thermodynamic water heater is running green LED on Otherwise press the MODE key 2 Check the time setting on the control panel 3 Check the programming of the operating ranges For more information see Setting the parameters page 45 10 7 Ordering...

Page 52: ...ayed 2 Switch off the appliance 3 Switch the appliance back on The appliance starts up again autonomously when the reason for the disruption has been cleared 4 If the error code is displayed again correct the problem by following the instructions in the table below For more information see List of error codes page 52 11 3 List of error codes Tab 23 Ex type error codes Code Description Causes and c...

Page 53: ...k the refrigerant fluid content Refrigerant fluid fault check the refrigerant fluid con tent Non condensables present top up the refrigerant flu id Water temperature sensor T5L poorly inserted in the sensor tube check the positioning of the sensor T5L Discharge temperature error too high Domestic hot water tank empty fill the domestic hot water tank with water Manual refrigerant valve closed check...

Page 54: ...e thermodynamic water heater off 2 Remove the top cover from the outdoor unit 3 Switch the thermodynamic water heater back on Danger Electrified bare parts are then accessible 4 Scroll through the error codes by pressing the QUERY button 5 Refer to the list of error codes for the outdoor unit 6 Once troubleshooting is complete put the top cover back on the outdoor unit For more information see Lis...

Page 55: ... compressor 9 Degree to which the electronic pressure release valve is open Open value displayed x 8 10 Set point temperature Ts 11 Trip temperature of the electrical back up Td 12 Hysteresis Tr 13 Last error code 14 Software version 15 End of parameters __ 11 Troubleshooting 7689749 v03 25112019 55 ...

Page 56: ...essional in accordance with prevailing local and national regulations 1 Switch the thermodynamic water heater off 2 Recover the refrigerant from the installation 3 Dismantle the domestic hot water tank and the outdoor unit 4 Scrap or recycle the domestic hot water tank and the outdoor unit in accordance with local and national regulations For more information see Switching the thermodynamic water ...

Page 57: ...13 Spare parts 13 1 Domestic hot water tank Fig 59 MW 2000620 2 23 26 26 19 30 29 28 2 2 27 22 25 10 9 11 6 5 18 17 15 16 13 7 12 8 3 1 14 4 21 24 20 13 Spare parts 7689749 v03 25112019 57 ...

Page 58: ... 7659384 Thermostat 14 7676764 1600W immersion heater kit 15 7663109 EPDM dielectric gasket 45 36 5 x 4 16 7665306 Spacer 17 7665308 Wire with 560Ω resistor 18 7622685 Stainless tube Ø16 L1440 19 91590076 Tap nozzle 20 95310092 Corrugated ducting Ø16 21 7622831 Complete cover 22 95320187 Cable clamp 23 95740600 EC CB 3 5x25 screw 24 95320576 Grommet DG 13 5 25 95890350 Nut PREST BG 3 9 26 30002564...

Page 59: ...2 26 MW 4000190 2 Tab 27 Outdoor unit Markers Reference Description 1 7637563 Evaporator 2 7637564 Protective handle 3 7637565 Side panel 4 7637567 Pressure release valve line 5 7637568 4 way valve and pressure switch unit 6 7637569 Stop valves support plate 7 7637571 Base frame 13 Spare parts 7689749 v03 25112019 59 ...

Page 60: ...n motor 13 7637584 Protective grid 14 7637585 Fan 15 7637586 Side bracket 16 7637587 Front panel 17 7637588 Top panel 18 7637589 Fan motor bracket 19 7637590 Fan motor bracket plate 20 7637591 Separation panel 21 7637592 Control panel wall support 22 7637593 Air temperature sensor 23 7637594 Compressor suction temperature sensor 24 7637595 Evaporator temperature sensor 25 7637597 Compressor discha...

Page 61: ...e and then every two years Tab 29 Maintenance carried out by installer no 1 Date __________ No Remarks By Signature 1 2 3 Tab 30 Maintenance carried out by installer no 2 Date __________ No Remarks By Signature 1 2 3 Tab 31 Maintenance carried out by installer no 3 Date __________ No Remarks By Signature 1 2 3 Tab 32 Maintenance carried out by installer no 4 Date __________ No Remarks By Signature...

Page 62: ...14 Appendix 62 7689749 v03 25112019 ...

Page 63: ...chnological information contained in these technical instructions as well as any drawings and technical descriptions supplied remain our property and shall not be multiplied without our prior consent in writing Subject to alterations ...

Page 64: ...7689749 v03 25112019 7689749 001 03 ...

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