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Samsung MXD-K025AN, Installation Manual

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Air Handling Unit 

Application Kit

MXD-K025AN
MXD-K050AN
MXD-K075AN
MXD-K100AN

DB68-03711A(1)

EN

NASA PJT_AHU Kit_MXD-K@@@AN Series_EN_03711A(1).indd   41

2013-01-11   오후 3:20:37

Summary of Contents for MXD-K025AN

Page 1: ...NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 40 2013 01 11 오후 3 20 36 ...

Page 2: ...ing this Samsung product To receive more complete service please register your product at www samsung com register Air Handling Unit Application Kit MXD K025AN MXD K050AN MXD K075AN MXD K100AN DB68 03711A 1 EN NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 41 2013 01 11 오후 3 20 37 ...

Page 3: ...nnecting the Power Terminal 13 Control KIT Connections 14 Brazing the Pipe 14 EEV KIT Installation 15 IN OUT Sensor Installation 16 FUNCTION SETTING 19 Setting an indoor unit address and installation option 19 TROUBLESHOOTING 28 Initial Check up 28 EEPROM Error 28 Sensor Error 29 Fan Error 31 How to Inspect Just in Case the Below Condition is Satisfied 32 In tracking Error 33 AFTER INSTALLATION 35...

Page 4: ...e refrigerant pipe serious problem may occur and it may cause injury Install the outdoor unit correctly according to the installation manual An incorrect installation may cause a water leakage electric shock or fire and so on Manufacturer is not responsible for accidents due to incorrect installation by unqualified person Use the pipe or flare part for R410A refrigerant only When there were leakag...

Page 5: ... drain pipe is not properly installed Do not install the AHU KIT in following places The place where there is mineral oil or arsenic acid There is a chance that parts may get damaged due to burned resin The place where corrosive gas such as sulfurous acid gas generates from the vent pipe or air outlet The copper pipe or connection pipe may corrode and refrigerant may leak The place where there is ...

Page 6: ...Parts and components 1 EEV body Coil wire 2 5 5 0 HP 2 m 7 5 10 0 HP 7 m 2 Lower insulation 3 Upper insulation 4 Holder 5 Cover 6 Clamp No Parts and components 1 Controller board 2 Case 3 Cover NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 5 2013 01 11 오후 3 20 22 ...

Page 7: ...p QUANTITY 1 1 1 1 1 2 IMAGE ITEM Aluminum tape Rubber tape Insulator QUANTITY 4 2 2 IMAGE 110 85 110 85 170 100 ITEM Cable tie Cable nut Bracket Base Installation Manual Screw plug Wired Remote Controller optional PG16 PG16 QUANTITY 8 6 4 1 2 1 IMAGE ACCESSORIES NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 6 2013 01 11 오후 3 20 23 ...

Page 8: ...ity Allowance AHU Internal Heat Exchanger Volume Allowance Minimum Maximum Minimum Maximum MXD K025AN 7 8 75 1 200 1 500 MXD K050AN 14 17 5 2 150 2 688 MXD K075AN 21 26 25 3 100 3 875 MXD K100AN 28 35 4 000 5 000 Evaporating Temperature 7 C Superheat 1 C Air temperature 27 CDB 19 CWB BEFORE INSTALLATION When the controllers External Controller simple BMS Remote Controller are installed simultaneou...

Page 9: ... INSTALLATION 38NC RY75 RY76 RY77 18NC 1 L 1 N External Controller MIM B14 Main PBA Terminal Block 1 2 3 4 1 2 3 4 1 2 3 4 Cable tie Cable nut Make sure that Control KIT should be installed within short distance from the EEV KIT Supplied sensor in the Accessory box is 10 m 2 5 5 0HP EEV wire is 2 m 7 5 10 0HP EEV wire is 7 m Close the box with the cover and cable nut securely so that Control KIT i...

Page 10: ... AHU KIT control to receive the fan operation status This input signal should be simple OPEN SHORT signal without any extra voltage Normal fan operation Terminal block 3 4 is in SHORT Fan is not in operation Terminal block 3 4 is in OPEN To use fan feedback to protect your system set the function switch K12 Refer to page 21 to OFF position Connect 220 240V 50 60Hz to terminal block 1 L 2 N You sho...

Page 11: ...trol KIT Circuit Diagram AHU KIT sensor has approximately 10 of resistance value at indoor temperature of 25 C INSTALLATION Continued NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 10 2013 01 11 오후 3 20 25 ...

Page 12: ...or AHU KIT to be controlled by External control change a digit of indoor unit installation option set the SEG14 as 1 ON OFF control Simple BMS Circuit diagram of Simple BMS COM HP CO AV OV Shielding EX setting up 22 Voltage decreasing temperature increasing temperature 4 8V 4 6V 4 4V 4 65V 4 25V 4 55V 4 95V The areas of 23 The areas of 22 The areas of 21 Hysteresis is applied to the end of voltage...

Page 13: ... 8V 18 C 18 C 0 8V 0 4V 18 C 18 C 0 4V 0 0V 18 C 18 C Setting the temperature Keep the power supply of Simple BMS in 10 V 0 2 V If the Simple BMS uses variable resistor VR make the electric resistance of VR under 1 Simple BMS which uses variable resistor VR need to be connected to the AHU KIT with 1 1 link Use the Simple BMS which outputs voltage so that one Simple BMS controls several AHU KIT at ...

Page 14: ... Vd DEFROST Signal 2 x 1 5mm2 1phase 220 240 V 50 60Hz TR TR Thermistor Room 2 x 0 75mm2 accessory 10 m TEI TEI Thermistor In Liquid pipe 2 x 0 75mm2 accessory 10 m TEO TEO Thermistor Out Gas pipe 2 x 0 75mm2 accessory 10 m F3 F4 Communication to Remote Controller 2 x 0 75mm2 COM HP CO Simple BMS AV 0V Simple BMS Temperature 2 x 0 75mm2 Simple BMS Power F1 F2 Communication to Outdoor unit 2 x 0 75...

Page 15: ... ON AC FAN CHECK 1 L 1 N Brazing the Pipe Make sure that there is no moisture inside the pipe Make sure that there are no foreign materials and impurities in the pipe Make sure that there is no leak Be sure to follow the instruction when brazing the pipe 1 Use Nitrogen gas when brazing the pipes as shown in the picture 2 If you do not use Nitrogen gas when brazing the pipes oxide may form inside t...

Page 16: ...to the lower insulation with peeling protective layer of upper insulation 9 Fatsen the holder with 1 screw and close the EEV KIT cover with 4 screws INSTALLATION Continued A High pressure pipe from outdoor unit IN Diameter Ø9 52mm B High pressure pipe to AHU heat exchanger OUT Diameter Ø9 52mm Refrigerant flow under cooling mode Make sure that EEV KIT should be installed within 5m from the heat ex...

Page 17: ...tinued Braze the sensor holder at location suggested above and fix the sensor with sensor clip IN OUT sensor should be installed where temperature of heat exchanger can be measured accurately Note Example of room temperature sensor installation Select IN OUT sensor location 200mm 2 OUT sensor 1 IN sensor Header Distributor Cooling Mode Heating Mode Refrigerant flow Return Air Exhaust Air Outdoor A...

Page 18: ...mperature can be measured correctly Refer to page 16 Try to attach closely to the contact surface before brazing Distinguish IN OUT sensor and attach it IN OUT sensor size is different Note 5 Attach the insulator around the sensor Insulator Type Sensor OD mm Sensor holder ID mm IN sensor Ø 6 Ø 6 8 OUT sensor Ø 7 Ø 7 8 Sensor holder Pipe Sensor clip Sensor holder Sensor Insulator Sensor Sensor clip...

Page 19: ...he sensor and put aluminum tape around to fix the sensor 5 Use cable tie to tighten the sensor around the pipe Cable tie 6 Attach the insulator around the sensor Insulator 4 Put rubber tape around the sensor Type Sensor OD mm Sensor holder ID mm IN sensor Ø 6 Ø 6 8 OUT sensor Ø 7 Ø 7 8 Rubber tape Sensor Sensor Pipe Aluminum tape Sensor Aluminum tape Sensor Insulator Cable tie Rubber tape INSTALLA...

Page 20: ... the remote controller 2 Insert batteries and enter the option setting mode while pressing HighTemp button and LowTemp button 3 Check if you have entered the option setting status Step 2 The procedure of option setting After entering the option setting status select the option as listed below Option setting is available from SEG1 to SEG 24 SEG1 SEG7 SEG13 SEG19 are not set as page option Set the S...

Page 21: ...Setting Fan mode Press Mode button to be changed to FAN mode in the ON status 7 Setting SEG9 SEG10 option Press Low Fan button to enter SEG9 value Press High Fan button to enter SEG10 value Each time you press the button will be selected in rotation SEG9 SEG10 8 Setting Heat mode Press Mode button to be changed to HEAT mode in the ON status 9 Setting SEG11 SEG12 option Press Low Fan button to ente...

Page 22: ...time you press the button will be selected in rotation SEG21 SEG22 6 Setting Heat mode Press Mode button to be change to HEAT mode in the OFF status 7 Setting SEG23 SEG24 mode Press Low Fan button to enter SEG23 value Press High Fan button to enter SEG24 value Each time you press the button will be selected in rotation SEG23 SEG24 Step 3 Check the option you have set After setting option press but...

Page 23: ...Remote Controller Display Indication andDetails Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 0 A 0 No Main address 0 9 100 digit 0 9 10 digit 0 9 Aunitdigit 1 Main address setting mode Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE SettingRMCaddress Groupchannel 16 Groupaddress Remote Controller Display Indication andDe...

Page 24: ...emote controller SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 0 2 External room temperature sensor Central control SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 1 EEV Step when heating stops Master Slave SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 2 External control External control output Buzzer SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 3 Individual control of a remote controller Heating setting compensation EEV Step of stopped unit duri...

Page 25: ...g 1 master Option SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Explanation PAGE Useofexternalcontrol Settingtheoutputof externalcontrol S Plasmaion Buzzercontrol Numberofhours usingfilter Remote Controller Display Indication andDetails Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 2 0 Disuse 0 Thermoon 0 Disuse 0 Usebuzzer 0 500Hour 1 ON O...

Page 26: ...24 3 05 series installation option Option No 05XXXX 1XXXXX 2XXXXX 3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Explanation 0 5 UseofAutoChangeOver forHRonlyinAutomode WhensettingSEG3 Standardheating temp Offset WhensettingSEG3 Standardcoolingtemp Offset WhensettingSEG3 Standardformode change Heating Cooling Remote Controller Display Indication andDetails Indication Details Indication Details Indica...

Page 27: ...G24 Explanation PAGE AHUKitcapacitysetting FanFeedback DefrostSignal Preventcoldwind Remote Controller Display Indication andDetails Indication Details Indication Details Indication Details Indication Details Indication Details 3 0 Default 0 Disuse 0 Disuse 0 Disuse 1 Defaultx1 1 use 1 use 1 use 2 Defaultx2 3 Defaultx3 4 Defaultx4 1 Heightdifference Thedifferenceoftheheightbetweenthecorrespondingi...

Page 28: ...nitdigitofan optionSEGyouwill change Changedvalue Indication 0 D 2 1 7 1 When changing a digit of an indoor unit address setting option set the SEG3 as A When changing a digit of indoor unit installation option set the SEG3 as 2 Ex When setting the buzzer control into disuse status Note SEG 3 4 5 6 8 9 additional information WhentheSEG3issetas 1 andfollowAutoChangeOverforHRonlyoperation itwilloper...

Page 29: ...that power voltage is AC 187V AC 253V 3 Check each of the accessories and make sure they are in good condition CN32 DC 11 13V both ends IC02 G O DC 4 5 5 5V both ends TRANS Output AC 16 18V Outdoor unit display Explanation Internal communication error between EEPROM and MICOM Reason Require to change PBA due to Bad EEPROM EEPROM Error Wired remote controller will show the same error shown in the o...

Page 30: ...e outdoor unit Sensor Error AHU KIT heat exchanger IN sensor detachment error Outdoor unit display xxx xxx Address of an indoor unit with an error Explanation Refer to below explanation Reason Indoor heat exchanger IN sensor detachment 2 Self check Check for IN sensor of AHU KIT heat exchanger Make sure it is in the correct location 1 Explanation When testing run in Cool mode Please press the butt...

Page 31: ...rt the system No Yes Yes Yes Change the room temperature sensor No Temp C Resistance value 70 2 2 60 3 0 50 4 2 40 5 8 30 8 3 20 12 1 10 18 0 0 27 3 10 43 0 Is the resistance value larger than the number shown in the table on the right Outdoor unit display ROOM sensor OPEN SHORT IN sensor OPEN SHORT OUT sensor OPEN SHORT Disch sensor OPEN SHORT Explanation When OPEN SHORT signal is received for te...

Page 32: ... Do you need fan feedback No Connect feedback signal to fan check terminal on Control KIT Ensure that Install option 05 series SEG21 1 Yes Check the AHU fan control No When the AHU fan is operating does fan feedback cable offer SHORT signal Re arrange the Control KIT circuit again to output the appropriate fan feedback signal depending on the fan operation status No Yes Yes TROUBLESHOOTING Continu...

Page 33: ... location No Attach the IN sensor between the distributor and the heat exchanger Check the attachment of the sensor Refer to page 16 Is EVA OUT sensor in appropriate location No Is EEV wire connected to PBA No Did you add adequate amount of additional refrigerant No Change the Control KIT PBA Yes Yes Yes Attach the OUT sensor behind the heat exchanger Header Check the attachment of the sensor Conn...

Page 34: ...ver DC 0 7 Check the communication cables between the AHU KIT and outdoor indoor units When there is no error connect just one AHU KIT to check them individually When the error still occurs change the AHU KIT PBA Yes Set the correct number of AHU KIT on outdoor unit PBA and press the reset key K3 to restart the tracking Is there no response on the display in tracking No Wait for 2 minutes and find...

Page 35: ... When there is no error connect just one AHU KIT to check them individually When the error still occurs change the AHU KIT PBA Are the voltage between the cables verified as square wave over DC 0 7 as shown in the below graph No Wait for 2 minutes and find the AHU KIT with the communication error Check if the address on PBA is same with any others Communication error occurs when the address is ass...

Page 36: ... Ensure that IN OUT pipes are correctly connected Ensure that the body of EEV KIT is installed in level Make sure that EEV KIT is installed where condensation can be drained well Do not install the EEV KIT in or on the outdoor unit 3 Ensure that IN OUT sensor is correctly attached IN sensor should be attached after the distributor on the coldest part of the heat exchanger piping Ensure that the se...

Page 37: ...nd make sure the AHU KIT units are properly operating Installation environment resistance level etc Refrigerant leak test Power cable Insulation on refrigerant pipe Drainage Circuit breaker connection and earthing Normal system operation Insulation tester may damage the communication circuit Communication terminal should be tested with ordinary circuit tester to check the short circuit AFTER INSTA...

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Page 40: ...39 MEMO NASA PJT_AHU Kit_MXD K AN Series_EN_03711A 1 indd 39 2013 01 11 오후 3 20 36 ...

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