Daikin SERHQ032BAW1 Installer And User Manual Download

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Installer and user reference guide

Split packaged air-cooled water chiller

English

Installer and user

reference guide

Split packaged air-cooled water chiller

SERHQ020BAW1
SERHQ032BAW1

SEHVX20BAW
SEHVX32BAW
SEHVX40BAW
SEHVX64BAW

Summary of Contents for SERHQ032BAW1

Page 1: ...user reference guide Split packaged air cooled water chiller English Installer and user reference guide Split packaged air cooled water chiller SERHQ020BAW1 SERHQ032BAW1 SEHVX20BAW SEHVX32BAW SEHVX40B...

Page 2: ...utdoor unit 17 6 2 5 To open the electrical component box of the indoor unit 18 6 3 Mounting the outdoor unit 18 6 3 1 About mounting the outdoor unit 18 6 3 2 Precautions when mounting the outdoor un...

Page 3: ...ield settings on the outdoor unit 59 12 11 ESP curve Indoor unit 60 For the user 60 13 About the system 60 13 1 System layout 60 14 User interface 61 15 Before operation 61 16 Operation 62 16 1 Operat...

Page 4: ...y ensuring waste batteries are disposed of correctly you will help to prevent potential negative consequences for the environment and human health 1 3 For the installer 1 3 1 General If you are NOT su...

Page 5: ...r does NOT have to operate WARNING ALWAYS recover the refrigerant Do NOT release them directly into the environment Use a vacuum pump to evacuate the installation NOTICE After all the piping has been...

Page 6: ...n earth leakage protector Failure to do so may cause electric shock or fire When installing the earth leakage protector make sure it is compatible with the inverter resistant to high frequency electri...

Page 7: ...ation What to do and know to configure the system after it is installed Operation Operation of the units Commissioning What to do and know to commission the system after it is configured Hand over to...

Page 8: ...klift arms with a cloth to prevent damaging the unit If the paint on the bottom frame peels off the anti corrosion effect may decrease 3 2 3 To remove the accessories from the outdoor unit Make sure t...

Page 9: ...the split system with options Where the outdoor and indoor units fit in the system layout 4 2 Identification NOTICE When installing or servicing several units at the same time make sure NOT to switch...

Page 10: ...n area Heating 0 35 25 5 15 5 EWC 20 25 35 50 LWC TA A B TA Ambient temperature C DB LWC Leaving water condenser temperature C EWC Entering water condenser temperature C A Pull up area B Standard wate...

Page 11: ...ause water leakage NOTICE This is a class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures CAUTION Applian...

Page 12: ...cause water leakage NOTICE This is a class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures CAUTION Appli...

Page 13: ...ticles entering the pipe Use a decent thread sealant to seal connections Capacity class Minimum required flow rate 20 23 l min 32 36 l min 40 46 l min 64 72 l min Field supply components Water pressur...

Page 14: ...152 64 220 INFORMATION In critical processes or in rooms with a high heat load extra water might be required INFORMATION The temperature step difference can be modified using settings A 02 and F 00 Th...

Page 15: ...to account Only use dry nitrogen to set the expansion vessel pre pressure Inappropriate setting of the expansion vessel pre pressure will lead to malfunction of the system Changing the pre pressure of...

Page 16: ...25 1639 SEHVX64BAW 0 22 1747 The local wiring power cord must comply with IEC60245 The wiring type in protected pipes must be H05VV H07RN F must be used in unprotected pipes 5 5 3 Cable requirements I...

Page 17: ...e outdoor unit on page 17 For service purposes the pushbuttons on the main PCB need to be accessed To access these pushbuttons the electrical component box cover does not need to be opened See 7 2 3 T...

Page 18: ...allowed O Allowed The height of the foundation must at least be 150 mm from the floor In heavy snowfall areas this height should be increased depending on the installation place and condition The pre...

Page 19: ...the top plate b a a Attach one L shaped support to the left side of the top plate using 2 screws from the accessory bag b Attach the other L shaped support to the right side of the top plate using 1...

Page 20: ...The following illustrations show each part required in handling the valve c d a b a Service port and service port cover b Stop valve c Field piping connection d Stop valve cover a b c d e a Service po...

Page 21: ...refrigerant gas leaks ventilate the area immediately Possible risks Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency Toxic gas may be produced if refrigerant gas co...

Page 22: ...lowing remaining oil to drip out in case the recovery was not complete Wait until all oil has dripped out 8 Cut the pinched piping off with a pipe cutter just above the brazing point or just above the...

Page 23: ...when checking the refrigerant piping INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation NOTICE Use a 2 stage vacuum pump with a no...

Page 24: ...the refrigerant charging process it is in case of larger systems recommended to first pre charge a portion of refrigerant through the liquid line before proceeding with the actual automatic or manual...

Page 25: ...through this port Step 6a To automatically charge refrigerant INFORMATION The automatic refrigerant charging has limits as described below Out of these limits the system cannot operate the automatic...

Page 26: ...art the complete charging procedure 5 Press BS4 to perform the temperature range check Result If the temperature is outside the temperature range press BS1 once and complete refrigerant charging at an...

Page 27: ...ect the malfunction as indicated on the user interface display and restart the complete charging procedure 5 Press BS1 once to complete charging 6 Record the amount that was added on the additional re...

Page 28: ...nfirm Result LEDs will be blinking in function of the last entered setting factory setting 0 kg 5 Enter the weighed and already recorded amount of additional refrigerant charge not the total amount of...

Page 29: ...ting valve must be installed in the water system The regulating valve is to be used to regulate the water flow in the system field supply 6 8 4 To fill the water circuit 1 Connect the water supply to...

Page 30: ...nnected securely Make sure all covers are closed before starting up the unit NOTICE Do NOT operate the unit until the refrigerant piping is complete Running the unit before the piping is ready will br...

Page 31: ...with the unit located at the inside of the switch box cover 6 9 4 About the electrical wiring NOTICE Be sure to keep the power line and transmission line apart from each other Transmission wiring and...

Page 32: ...f must be as such that the current carrying wires are tautened before the earth wire is in case the power supply is pulled loose from the stress relief NOTICE When routing earth wires secure clearance...

Page 33: ...inal block Otherwise the entire system may break down The wiring from the indoor units must be connected to the F1 F2 In Out terminals on the outdoor unit PCB NOTICE Take care of the polarity of the t...

Page 34: ...ront part of the user interface 2 Fasten the user interface on a flat surface NOTICE Be careful NOT to distort the shape of the lower part of the user interface by overtightening the mounting screws 3...

Page 35: ...d settings are used for special operation e g 1 time operation recovery vacuuming setting manual adding refrigerant setting etc In such a case it is required to abort the special operation before norm...

Page 36: ...s B S 1 B S 1 B S 1 a c b a Default situation H1P OFF b Mode 1 H1P flashing c Mode 2 H1P ON BS1 Press BS1 BS1 5 s Press BS1 for at least 5 s INFORMATION If you get confused in the middle of the proces...

Page 37: ...he BS2 button to make field settings to configure the system The LEDs give a binary representation of the setting value number Setting binary Value Description Fan high static pressure setting In orde...

Page 38: ...ate field setting first code 3 Press to select the appropriate field setting second code 4 Press and to change the value of the selected field setting 5 Press to save the new value 6 Repeat the previo...

Page 39: ...he last programmed command 16 00 overruled the previous programmed command 13 00 and will remain active until the next programmed command 19 00 occurs So in order to know the actual setting you should...

Page 40: ...emperature setpoint B Room setback temperature 5 03 t Time T Temperature Setback configured for leaving water temperature control 2 01 2 02 B A T t 45 C 40 C 5 C 5 02 A Normal leaving water temperatur...

Page 41: ...tat input 1 heating operation ON 1 OFF 0 External room thermostat input 2 cooling operation ON 1 OFF 0 2 External room thermostat input 1 operation ON 1 OFF 0 External room thermostat input 2 cooling...

Page 42: ...0 This setting is not applicable E 01 This setting is not applicable E 02 This setting is not applicable E 03 This setting is not applicable E 04 Pump only operation air purge function When installing...

Page 43: ...nt It is possible that the leaving water temperature becomes lower than the setpoint if the unit is controlled by room temperature 8 Commissioning 8 1 Overview Commissioning This chapter describes wha...

Page 44: ...nt panel according to EN60335 2 40 and keep record of the contents of the field setting s Switches Make sure that switches are set according to your application needs before turning the power supply o...

Page 45: ...the user interface during its initialization which may take up to 30 seconds During this process the user interface cannot be operated 8 5 Final check Before switching on the unit read the following...

Page 46: ...ng sound or the magnetic sound of a solenoid valve may become loud and the LED display may change but these are not malfunctions It is not possible to stop operation using a user interface during the...

Page 47: ...box are hot Make sure you do NOT touch a conductive section Do NOT rinse the unit This may cause electric shocks or fire 9 2 1 To prevent electrical hazards When performing service to inverter equipm...

Page 48: ...f valve hose if present Water pressure relief valve Electrical component box Water pressure Water filter pH value Pressure relief valve hose Check whether the pressure relief valve hose is positioned...

Page 49: ...de Solution recharge operation Close valve A immediately and press the TEST OPERATION button once The operation will restart from the charging mode judgement onwards charging aborted Close valve A imm...

Page 50: ...bstacles the wall heights have no influence on any indicated service space dimensions b a c d A C B D a e b d e A C B D 2 1 c a c e b d f A C B D 3 a c e b b d A C B D 4 Layout A B C D A B Possibility...

Page 51: ...ata Installer and user reference guide 51 SERHQ020 032BAW1 SEHVX20 64BAW Split packaged air cooled water chiller 4P508020 1A 2018 01 INFORMATION Further specifications can be found in the technical en...

Page 52: ...h i a a j j k k m l l m m o n n d d d d p d d d 20 kW a b b c d f e g h i a a a l o l l k k m m m m d d n n n d d d d d j j j d p d 32 kW a Check valve b Electronic expansion valve c Pressure regulati...

Page 53: ...A B h g k C D a Air purge valve b Temperature sensors R11T R12T R13T R14T c Expansion vessel 12 l d Shut off valve field installed e Water inlet connection f Water outlet connection g Drain port h Wa...

Page 54: ...ic contactor M1C K2M K3M Magnetic contactor M2C M3C K1R K2R Magnetic relay K2M K3M K3R K5R Magnetic relay Y1S Y3S K6R K9R Magnetic relay E1HC E3HC L1R Reactor M1C M3C Motor compressor M1F M2F Motor fa...

Page 55: ...circuit 2 K1P Pump contactor K1S Pump overcurrent relay K R A3P PCB relay M1P Pump Q1T Thermostat for expansion vessel heater PS A P Switching power supply Q1DI Earth leakage circuit breaker field su...

Page 56: ...r reference guide 56 SERHQ020 032BAW1 SEHVX20 64BAW Split packaged air cooled water chiller 4P508020 1A 2018 01 12 8 Technical specifications Outdoor unit INFORMATION For technical and electrical deta...

Page 57: ...e 70 01 Not applicable Do not change the default value 10 02 Leaving water setback temperature 5 0 10 1 C 03 Room setback temperature 18 17 23 1 C 04 Not applicable Do not change the default value 1 6...

Page 58: ...cable Do not change the default value 40 E Service mode 00 Not applicable Do not change the default value 0 01 Not applicable Do not change the default value 0 02 Not applicable Do not change the defa...

Page 59: ...and setting via external control adapter NO YES 18 High static pressure setting OFF ON 22 Automatic night time low noise setting OFF Level 1 outdoor fan with step 6 or lower Level 2 outdoor fan with s...

Page 60: ...any quality deterioration do not use the unit for cooling precision instruments or works of art NOTICE For future modifications or expansions of your system A full overview of allowable combinations...

Page 61: ...al electronic parts WARNING This unit contains electrical and hot parts WARNING Before operating the unit be sure the installation has been carried out correctly by an installer NOTICE Never inspect o...

Page 62: ...ot place the user interface in a place exposed to direct sunlight The LCD display may get discoloured or fail to display the data NOTICE Do not place items which might be damaged by moisture under the...

Page 63: ...he system 16 3 1 About the clock INFORMATION The clock must be set manually Adjust the setting when switching from summertime to wintertime and vice versa The clock cannot be adjusted if the controlle...

Page 64: ...is then operated in the leaving water control mode and is not functioning as a room thermostat The remote controller ON OFF status always has priority over the external room thermostat INFORMATION Set...

Page 65: ...ferent levels of quiet mode operation The desired quiet mode is set through a field setting 1 Press to activate quiet mode operation Result appears on the display If the controller is set to permissio...

Page 66: ...C 1 OFF ON ON 6 30 0 30 B t 6 30 9 00 16 00 23 00 19 C 19 C 22 C 21 C 42 C 42 C 45 C 44 C 19 C 19 C 22 C 21 C 42 C 42 C 45 C 44 C 3 OFF ON ON 18 C 40 C 40 C 18 C 1 Schedule timer 2 Setback function 3...

Page 67: ...inking 4 Consult the action s using and 5 Hold down for 5 seconds to program the detailed actions Result The first programmed action appears 6 Select the action number you would like to program or to...

Page 68: ...ult If is pressed when action number 3 is displayed actions 1 2 and 3 are stored but action 4 is deleted You automatically return to step 6 Press several times to return to previous steps in this proc...

Page 69: ...imultaneously for 5 seconds 6 After 5 seconds the display will show the next day e g if was selected first This indicates that the day has been copied 7 Press to return to step 2 To delete a mode 1 Pr...

Page 70: ...ble 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 T...

Page 71: ...or indoor unit is not blocked by obstacles Remove any obstacles and make sure the air can flow freely Check if the user interface display shows time to clean the air filter Refer to 17 Maintenance and...

Page 72: ...opean national and local directives laws regulations and or codes that are relevant and applicable for a certain product or domain Service company Qualified company which can perform or coordinate the...

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