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Installation and operation manual

Split packaged air-cooled water chiller

English

Installation and operation

manual

Split packaged air-cooled water chiller

SERHQ020BAW1
SERHQ032BAW1

SEHVX20BAW
SEHVX32BAW
SEHVX40BAW
SEHVX64BAW

Содержание SERHQ020BAW1

Страница 1: ...and operation manual Split packaged air cooled water chiller English Installation and operation manual Split packaged air cooled water chiller SERHQ020BAW1 SERHQ032BAW1 SEHVX20BAW SEHVX32BAW SEHVX40BA...

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Страница 4: ...vodili on vastavuses j rgmis t e standardi te ga v i teiste normatiivsete dokumentidega kui neid kasutatakse vastavalt meie juhenditele atitinka emiau nurodytus standartus ir arba kitus norminius doku...

Страница 5: ...Final adjustment of the refrigerant amount 21 5 6 7 To input the additional refrigerant charge weight 21 5 6 8 Checks after charging refrigerant 22 5 6 9 To fix the fluorinated greenhouse gases label...

Страница 6: ...ns Safety instructions that you must read before installing Format Paper in the box of the outdoor unit Installation and operation manual Installation and operation instructions Format Paper in the bo...

Страница 7: ...ntended for indoor installation and can be used for air conditioning purposes or for supplying water for process cooling applications The units are available in 4 standard sizes with nominal capacitie...

Страница 8: ...or soldered parts may cause the refrigerant to leak In places where a mineral oil mist spray or vapour may be present in the atmosphere Plastic parts may deteriorate and fall off or cause water leakag...

Страница 9: ...gas example sulphurous acid gas is produced Corrosion of copper pipes or soldered parts may cause the refrigerant to leak In places where a mineral oil mist spray or vapour may be present in the atmos...

Страница 10: ...ume You might need to adjust the pre pressure of the expansion vessel Minimum water volume Model Minimum total water volume l 20 76 32 110 40 152 64 220 INFORMATION In critical processes or in rooms w...

Страница 11: ...r the calculated pre pressure 0 0 5 1 1 5 2 2 5 3 0 50 100 150 200 250 300 350 400 450 500 550 600 A B 33 b a a Pre pressure bar b Maximum water volume l A System B Default If the total water volume i...

Страница 12: ...nce the front plates open the electrical component box can be accessed See 5 1 5 To open the electrical component box of the indoor unit on page 12 5 1 4 To open the electrical component box of the ou...

Страница 13: ...o protect the nut tightening part from rust a 5 3 Mounting the indoor unit 5 3 1 To provide the installation structure Make sure the unit is installed level on a sufficiently strong base to prevent vi...

Страница 14: ...ter handling the service port make sure to tighten the service port cover securely For the tightening torque refer to the table below Check for refrigerant leaks after tightening the service port cove...

Страница 15: ...2 h Brazing i Gas side piping field supply j Liquid side piping field supply k Open the knockout holes with a hammer Cutting the gas side accessory pipe When connecting the refrigerant piping from th...

Страница 16: ...or the SEHVX20 32BAW remove the top knockout hole in the side service plate and add the grommet accessory to cover any burrs For the SEHVX40 64BAW remove both top and bottom knockout holes in the side...

Страница 17: ...ping must be insulated Take into account the following points Be sure to insulate the liquid and gas piping for all units Use heat resistant polyethylene foam which can withstand a temperature of 70 C...

Страница 18: ...nal charge adjustment in a test laboratory contact your dealer The additional refrigerant charge calculation is based on the liquid piping size Formula R X 9 52 0 059 X 12 7 0 12 R Additional refriger...

Страница 19: ...se the indoor temperature 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 another time...

Страница 20: ...A and close the front panel If the front panel is left open the system cannot operate properly during the refrigerant charging The state of this LED is not important NOTICE When a malfunction occurs...

Страница 21: ...dgement procedure 1 Close all front panels except the electrical component box front panel and the lid on the side of the electrical component box 2 Turn on the power to the outdoor unit and all conne...

Страница 22: ...piping Water connections must be made in accordance with all applicable legislations and the outlook drawing delivered with the unit respecting the water inlet and outlet NOTICE Do NOT use excessive...

Страница 23: ...iring entries of the electrical component box The wiring diagram is delivered with the unit located at the inside of the switch box cover 5 8 2 To route and fix the power supply To route and fix the p...

Страница 24: ...o the same earth SERHQ020 a g c d b i g e j h f f f SERHQ032 f f g g i h e j f a c d b f f a Electrical wiring b Wiring between units c Earth wire d Clamp to the electrical component box with field su...

Страница 25: ...ls as shown on the wiring diagram 3 Fix the cables with cable ties to the cable tie mountings to ensure strain relief and to make sure that they do not come in contact with the piping and sharp edges...

Страница 26: ...receiving electric noise external noise Peel the shield for the part that has to pass through the inside of the user interface case L L 4 Reattach the upper part of the user interface starting with th...

Страница 27: ...TEST For test operation BS5 RESET For resetting the address when the wiring is changed or when an additional indoor unit is installed LEDs The LEDs give feedback about the field settings which are de...

Страница 28: ...en the required value is selected you can define the change of value by pushing BS3 1 time Press BS3 again to start operation according to the chosen value 6 1 7 Mode 1 Monitoring settings In mode 1 a...

Страница 29: ...external signal is sent to the unit this setting defines the level power consumption limitation that will be applied The level is according to the table Level 1 Level 3 Level 2 Level 1 default Level...

Страница 30: ...ion level 2 3 Permission level 3 Master Slave Permission level 2 Permission level 3 Operation ON OFF Setting the leaving water temperature Setting the room temperature Quiet mode ON OFF Weather depend...

Страница 31: ...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 Both setback function and schedule timer are enabled A Setback function B ON OF...

Страница 32: ...ler and the real setpoint E g a positive shift value means that the real temperature setpoint will be higher than the calculated setpoint It is advised to use the weather dependent setpoint because it...

Страница 33: ...he unit by a correction value This can be used as countermeasure for thermistor tolerances or capacity shortage The compensated temperature measured temperature plus compensation value is then used to...

Страница 34: ...quires input of the additional refrigerant charge amount immediately after finishing the charging The input must be executed before performing the test operation 6 2 2 To manually perform a leak detec...

Страница 35: ...the unit be powered up 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 a...

Страница 36: ...fuse nor a protection device has been bypassed Internal wiring Visually check the electrical component box and the inside of the unit on loose connections or damaged electrical components Pump rotatio...

Страница 37: ...re the stop valves open Is the wiring correct Piping length This checking operation takes 30 minutes to complete Check operation procedure 1 Close the electrical component box lid and all front panels...

Страница 38: ...oor unit are connected correctly to the outdoor unit After correcting the abnormality press BS3 and reset the error code Carry out the test operation again and confirm that the abnormality is properly...

Страница 39: ...alve A the outdoor unit will not stop operating The code on the display shows the unit where a cylinder is to be renewed master unit slave unit 1 slave unit 2 flashing and all units recharge operation...

Страница 40: ...300 mm c 10 mm d 500 mm e 20 mm a 50 mm b 100 mm c 50 mm d 500 mm e 100 mm h1 h2 1500 500 ABCD Sides along the installation site with obstacles F Front side Suction side INFORMATION The service space...

Страница 41: ...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 regulatin...

Страница 42: ...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 Wate...

Страница 43: ...c 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 fan...

Страница 44: ...quid thermistor circuit 1 R14T Refrigerant gas thermistor circuit 1 R21T Leaving water thermistor circuit 2 R22T Returning water thermistor circuit 2 R23T Refrigerant liquid thermistor circuit 2 R24T...

Страница 45: ...ual will give a non exhaustive overview of the main functions of the system Refer to the operation manual of the user interface for information about the display and the buttons of the user interface...

Страница 46: ...he system 12 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...

Страница 47: ...s 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 Setb...

Страница 48: ...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...

Страница 49: ...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...

Страница 50: ...nking 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 m...

Страница 51: ...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...

Страница 52: ...multaneously 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 Pre...

Страница 53: ...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...

Страница 54: ...r 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 13 Maintenance and...

Страница 55: ...ion Contact your dealer for removing and reinstalling the total unit Moving units requires technical expertise 16 Disposal This unit uses hydrofluorocarbon Contact your dealer when discarding this uni...

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