Daikin CO2 Conveni-Pack Installer And User Reference Manual Download Page 14

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Specific installer safety instructions

Installer and user reference guide

FXSN50~112A2VEB

CO₂ Conveni-Pack: indoor unit

4P602817-1A – 2020.05

WARNING

▪

All wiring MUST be performed by an authorised electrician and MUST comply
with the applicable legislation.

▪

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

Use an all-pole disconnection type breaker with at least 3 mm between 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 qualified persons in order to avoid a hazard.

Summary of Contents for CO2 Conveni-Pack

Page 1: ...Installer and user reference guide CO Conveni Pack indoor unit FXSN50A2VEB FXSN71A2VEB FXSN112A2VEB...

Page 2: ...ion modes 25 8 2 1 Basic operation modes 25 8 2 2 Special heating operation modes 26 8 3 To operate the system 26 9 Energy saving and optimum operation 27 10 Maintenance and service 28 10 1 Precaution...

Page 3: ...ation 58 16 2 Connecting the refrigerant piping 58 16 2 1 About connecting the refrigerant piping 58 16 2 2 Precautions when connecting the refrigerant piping 58 16 2 3 Pipe bending guidelines 59 16 2...

Page 4: ...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 indoor unit Indoor unit...

Page 5: ...eaning 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...

Page 6: ...tact your dealer DANGER RISK OF BURNING 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...

Page 7: ...emergency Name and address of fire department police and hospital Name address and day and night telephone numbers for obtaining service In Europe EN378 provides the necessary guidance for this logbo...

Page 8: ...e If you want to pump down the system and there is a leak in the refrigerant circuit Do NOT use the unit s automatic pump down function with which you can collect all refrigerant from the system into...

Page 9: ...the refrigerant in liquid form Adding it in gas form may prevent normal operation CAUTION When the refrigerant charging procedure is done or when pausing close the valve of the refrigerant tank immed...

Page 10: ...or other means for disconnection having a contact separation in all poles providing full disconnection under overvoltage category III condition MUST be installed in the fixed wiring WARNING ONLY use c...

Page 11: ...se the designated power wire and connect firmly then secure to prevent outside pressure being exerted on the terminal board Use an appropriate screwdriver for tightening the terminal screws A screwdri...

Page 12: ...maintenance repair and applied materials follow the instructions from Daikin and in addition comply with applicable legislation and are performed by qualified persons only In Europe and areas where I...

Page 13: ...ing from previous installations CAUTION Install the refrigerant piping or components in a position where they are unlikely to be exposed to any substance which may corrode components containing refrig...

Page 14: ...ed 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 Use an all pole...

Page 15: ...For the user Installer and user reference guide 15 FXSN50 112A2VEB CO Conveni Pack indoor unit 4P602817 1A 2020 05 For the user For the user...

Page 16: ...r mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children shoul...

Page 17: ...e mixed with unsorted household waste If a chemical symbol is printed beneath the symbol this chemical symbol means that the battery contains a heavy metal above a certain concentration Possible chemi...

Page 18: ...It is not good for your health to expose your body to the air flow for a long time CAUTION To avoid oxygen deficiency ventilate the room sufficiently if equipment with burner is used together with th...

Page 19: ...main switch before executing any maintenance task WARNING Never replace a fuse with a fuse of a wrong ampere ratings or other wires when a fuse blows out Use of wire or copper wire may cause the unit...

Page 20: ...moderate concentrations non toxic and normally does NOT leak If the refrigerant leaks in the room it may have negative effects on its occupants asphyxiant in high concentrations Ventilate the room an...

Page 21: ...use the unit for cooling precision instruments food plants animals or works of art NOTICE For future modifications or expansions of your system A full overview of allowable combinations for future sy...

Page 22: ...ury 5 2 Information requirements for fan coil units Item Symbol Value Unit Cooling capacity sensible Prated c A kW Cooling capacity latent Prated c B kW Heating capacity Prated h C kW Total electric p...

Page 23: ...he controller Do NOT remove the front panel Some parts inside are dangerous to touch and appliance problems may happen For checking and adjusting the internal parts contact your dealer This operation...

Page 24: ...oxygen deficiency ventilate the room sufficiently if equipment with burner is used together with the system CAUTION Do NOT operate the system when using a room fumigation type insecticide Chemicals co...

Page 25: ...alfunction If the main power supply is turned off during operation operation will restart automatically after the power turns back on again Setpoint Target temperature for the Cooling Heating and Auto...

Page 26: ...ly switch to defrost operation During defrost operation the indoor unit fan will stop operation and the following icon will appear on the home screen In order to protect the system cold air may come f...

Page 27: ...ng or heating effect Be careful NOT to cool or heat too much To save energy keep the temperature setting at a moderate level NEVER place objects near the air inlet or the air outlet of the unit Doing...

Page 28: ...or other objects into the air inlet or outlet When the fan is rotating at high speed it will cause injury NOTICE Never inspect or service the unit by yourself Ask a qualified service person to perfor...

Page 29: ...en to clean the air filter Rule of thumb Clean every 6 months If the air in the room is extremely contaminated increase the cleaning frequency Depending on the settings the user interface can display...

Page 30: ...2 Cleaning the air filter and air outlet 429 Make sure to install cleaned air filters back in the same position Remove the batteries from the user interface if applicable 10 4 Maintenance after a lon...

Page 31: ...erant leak is detected the fan of the indoor unit is stopped to prevent the refrigerant from being spread the user interface displays error code A0 or U9 for the Madoka to display error codes refer to...

Page 32: ...t 4P602817 1A 2020 05 NOTICE After the refrigerant leakage is detected the unit will send a signal at regular intervals to confirm if the CO2 concentration is at a safe level Even when the CO2 concent...

Page 33: ...sound from the user interface in case of Madoka or from another safety alarm in combination with a gas detection device if installed A refrigerant leak may be detected see 10 5 1 About refrigerant le...

Page 34: ...fect decreases if heat gain of the room is too large Operation stops suddenly user interface operation lamp or display blinks Check if the air filter is clogged see 10 2 2 To clean the air filter 429...

Page 35: ...hes to fan operation The actual operation is different from the user interface setting The fan speed is different from the setting Pressing the fan speed control button does not change the fan speed W...

Page 36: ...it 4P602817 1A 2020 05 12 Disposal NOTICE Do NOT try to dismantle the system yourself dismantling of the system treatment of the refrigerant oil and other parts MUST comply with applicable legislation...

Page 37: ...For the installer Installer and user reference guide 37 FXSN50 112A2VEB CO Conveni Pack indoor unit 4P602817 1A 2020 05 For the installer For the installer...

Page 38: ...final installation position to prevent damage during transport Prepare the path along which you want to bring the unit inside in advance 13 2 Indoor unit 13 2 1 To unpack and handle the unit Use a sli...

Page 39: ...k indoor unit 4P602817 1A 2020 05 c Washers for hanger bracket d Screws for duct flanges e Metal clamp f Sealing pads Large drain pipe medium 1 gas pipe medium 2 liquid pipe g Drain hose h Long sealin...

Page 40: ...e make sure NOT to switch the service panels between different models 14 1 1 Identification label Indoor unit Location 14 2 About the indoor unit Use the system in the following temperature and humidi...

Page 41: ...options INFORMATION Certain options might not be available in your country 14 4 1 Possible options for the indoor unit Make sure you have the following mandatory options User interface Wired or wirele...

Page 42: ...Guidelines when installing the indoor unit 50 15 2 2 Guidelines when installing the ducting 52 15 2 3 Guidelines when installing the drain piping 52 15 3 Relocation 56 15 1 Preparing the installation...

Page 43: ...lectromagnetic disturbance of other equipment and use conduit tubes for power and transmission lines Fluorescent lights When installing a wireless user interface in a room with fluorescent lights mind...

Page 44: ...rille a Ceiling b Floor surface c Maintenance space Service space and ceiling opening size Make sure ceiling opening is big enough to ensure a sufficient clearance for maintenance and service 800 800...

Page 45: ...the installation manual of the used option before installation 15 1 2 Additional installation site requirements for CO refrigerant Refrigerant basic characteristics Refrigerant R744 RCL refrigerant co...

Page 46: ...ly acquainted with the necessary safety precautions Hospitals courts or prisons theatres supermarkets schools lecture halls public transport terminals hotels restaurants Supervised access Rooms parts...

Page 47: ...uirements of EN 378 2 and EN 378 3 Appropriate measures INFORMATION Appropriate measures are field supply Choose and install all required appropriate measures in accordance with EN 378 3 2016 natural...

Page 48: ...even if the room area is 300 m2 and the room height is 2 5 m calculate the room volume as 250 m2 2 5 m 625 m3 Example Total refrigerant charge in the system is 45 kg and room volume is 300 m3 45 300 0...

Page 49: ...volume of the smallest enclosed occupied space to determine the refrigerant quantity limits Multiple spaces that have appropriate openings which cannot be closed between the individual spaces or are c...

Page 50: ...nstalling optional equipment also read the installation manual of the optional equipment Depending on the field conditions it might be easier to install the optional equipment first Installation optio...

Page 51: ...c 4 f a Nut field supply b Washer accessories c Hanger bracket d Double nut field supply e Suspension bolt spacing f Suspension bolt 15 3 Suspension bolt spacing A Class A mm 50 738 71 1038 112 1438 L...

Page 52: ...NOT use booster fans in the duct Use the function to adjust the fan rate setting automatically see 19 1 Field setting 470 The ducting is to be field supplied 1 Connect the canvas duct to the inside o...

Page 53: ...f necessary to make the slope possible you can install rising piping Drain hose inclination 0 75 mm to avoid stress on the piping and to avoid air bubbles Rising piping 300 mm from the unit 625 mm per...

Page 54: ...To check for water leaks 455 4 Wind the large sealing pad insulation around the metal clamp and drain hose and fix it with tie wraps accessory 5 Connect the drain piping to the drain hose b a 4 mm A...

Page 55: ...e unit When installation of the system is not yet completed 1 Temporarily connect electrical wiring Remove the service cover c Connect the power supply a Connect the user interface b Reattach the serv...

Page 56: ...e the service cover Disconnect the power supply and user interface Reattach the service cover When installation of the system is already completed 1 Start cooling operation see the reference guide or...

Page 57: ...ping the system clean dry and tight Clean and dry foreign materials including mineral oils or moisture should be prevented from getting mixed into the system Tight R744 does not contain any chlorine d...

Page 58: ...i t p p 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 in...

Page 59: ...are installed outdoors must be pinched regardless of the duration of the works Use caution when passing copper tubes through walls see figure below INFORMATION Do NOT open the refrigerant stop valve b...

Page 60: ...unit CAUTION Install the refrigerant piping or components in a position where they are unlikely to be exposed to any substance which may corrode components containing refrigerant unless the components...

Page 61: ...piping a Insulation material field supply b Tie wraps accessory c Insulation pieces Large gas pipe small liquid pipe accessory d Brazed connection e Refrigerant pipe connection attached to the unit f...

Page 62: ...nnecting the main power supply 17 1 1 Precautions when connecting the electrical wiring DANGER RISK OF ELECTROCUTION INFORMATION Also read the precautions and requirements in the General safety precau...

Page 63: ...s in order to avoid a hazard 17 1 2 Guidelines when connecting the electrical wiring Keep the following in mind If stranded conductor wires are used install a round crimp style terminal on the end of...

Page 64: ...wiring length 2000 m indoor user interface maximum 500 m User interface cable Recommended field fuse 16 A Residual current circuit breaker Must comply with applicable legislation a MCA Minimum circui...

Page 65: ...ional installation site requirements for CO refrigerant 445 connect them to the terminal block symbols T1 T2 See 17 3 To connect appropriate measures for appliances filled with CO 466 5 Power supply c...

Page 66: ...wiring directly to the master unit Do not connect user interfaces directly to slave units Slave units are restricted in their operation by the master unit e g 1 outdoor unit does not allow for 1 indoo...

Page 67: ...1 Field setting 470 P1P2 F1 F2 T1 T2 P1P2 P1P2 P1P2 F1 F2 T1 T2 P1P2 F1 F2 T1 T2 P1P2 c b a a a b b d e f 17 1 Example of appropriate measures connection layout for one room a Terminal strip on the in...

Page 68: ...illed the 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 The indoor unit...

Page 69: ...user interface INFORMATION To display error codes refer to the reference guide of the user interface Error code Possible cause Nothing displayed the currently set temperature is not displayed The wiri...

Page 70: ...measures the air volume and static pressure and adjusts it towards the nominal air flow whatever the length of duct When the air conditioning unit is running in fan operation mode 1 Stop the air condi...

Page 71: ...50 50 06 60 60 60 07 70 70 70 08 80 80 80 09 90 90 90 10 100 100 100 11 110 110 110 12 120 120 120 13 130 130 130 14 140 140 140 15 150 150 150 Time to clean air filter This setting must correspond wi...

Page 72: ...detection 431 If the CO2 refrigerant leak detector field supply is Then 1 M SW C1 C2 NOT installed 12 22 1 01 Installed 08 2 or more user interfaces When using 2 or more user interfaces one must be s...

Page 73: ...erly please make sure the following is clear 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 com...

Page 74: ...it 4P602817 1A 2020 05 21 Disposal NOTICE Do NOT try to dismantle the system yourself dismantling of the system treatment of the refrigerant oil and other parts MUST comply with applicable legislation...

Page 75: ...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 Meaning Symbol Meaning Circuit breaker Protective eart...

Page 76: ...de 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 Step...

Page 77: ...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 Selector switch SHEET META...

Page 78: ...ired service to the product Installation manual Instruction manual specified for a certain product or application explaining how to install configure and maintain it Operation manual Instruction manua...

Page 79: ......

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