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- AC030JN4DCH
- Service Manual
Samsung AC030JN4DCH Service Manual - page 53
Troubleshooting
Samsung Electronics
4-27
Yes
Indoor/outdoor communication error (1 min.)
(
&SSPS$PEF&)
(Continued)
Continued
Check the communication circuit of the main
PBA of the outdoor unit.
1. Is there a problem in communication IC?
2. Is there a fault in TVS-Diode?
Measuring Part
Communication IC Measuring Part
(Circuit Diagram)
Example of Measuring
Communication IC
Example of Measuring
TVS-Diode
Location
Measuring
Point
#5-GND, #6- Communication A, #7-
Communication B, #8-Vcc
Communication IC Measuring (Port)
Steady-state Measuring Value
Remark
COM 1(RED)
#6 - #5
0.9kΩ ~ 1.2kΩ
Measuring after separating the communication
connection
#7 - #5
0.9kΩ ~ 1.2kΩ
#8 - #5
4.7Vdc ~ 5.3Vdc
TVS-Diode Measuring
Steady-state Measuring Value
Both ends of diode
1kΩ or above
Communication B (#7)
Communication A
(#6)
Summary of AC030JN4DCH
Page 1
Air conditioner contents system air conditioner 4 way cassette series 1. Precautions 2. Product specifications 3. Disassembly and reassembly 4. Troubleshooting 5. Pcb diagram 6. Wiring diagram 7. Reference sheet indoor unit outdoor unit model : ac030jn4dch ac036jn4dch ac030jxscch ac036jxscch.
Page 2: Contents
Section 0 samsung electronics 1 contents 1. Precautions ........................................................................................................ 1-1 1-1 precautions for the service...........................................................................................................
Page 3: Contents
Section 0 2 samsung electronics contents 4-3-9 indoor/outdoor communication error (1min.) (error code: e202) ...................................... 4-28 4-3-10 communication error between outdoor unit inv 㽧 main micom (1 min.) (error code: e203) .........................................................
Page 4: 1. Precautions
Precautions samsung electronics 1-1 1. Precautions 1-1 precautions for the service o use the standard parts when replacing the electric parts. – confirm the model name, rated voltage, rated current of the electric parts. O when repairing the equipment, connection of the harness parts must be firm an...
Page 5
Precautions 1-2 samsung electronics 1-3 precautions related to product safety o do not pull the power cord and do not touch the power plug or aux power switch with wet hands. – it might cause electric shock or fire. O a damaged power line or power plug must be replaced to prevent danger. O do not be...
Page 6: 2. Product Specifications
Product specifications samsung electronics 2-1 q convenient and efficient installation t $psofstfqbsbcmfqbofmgpstjnqmfmfwfmjoh the panel structure with four corners that can be separated enables convenient installation and service as only the required corner can be separated to adjust leveling when ...
Page 7
Product specifications 2-2 samsung electronics q rich and pleasant cooling/heating without gaps t 4vqfsjpsifbujohqfsgpsnbodffwfobu°c the equipment achieves a stable heating performance with the superior reliability of low temperature heating so that the indoor unit blows air of 40°c or higher in a c...
Page 8
Product specifications samsung electronics 2-3 q convenience with more added details t &btjfsuibo&wfsup$mfbouif#mbef other products require you to disassemble and remove the panel in order to clean the blade, but our product is designed so that the blade safely and easily detaches and re-attaches, e...
Page 9
Product specifications 2-4 samsung electronics 2-2 product specifications item development model ac030jn4dch ac030jxscch ac36jn4dch ac036jxscch design indoor unit outdoor unit remote controller performance cooling [btu/h] 13,000/30,000/36,000 14,000/36,000/42,000 heating [btu/h] 11,000/32,000/39,000...
Page 10
Product specifications samsung electronics 2-5 item description $pef/p q’ty remark assy drain-hose joint db94-03287a 1 indoor unit cable-tie db65-10088c 6 insulation-drain hose db62-11028a 1 insulation-hose f db62-11028j 1 insulation-hose e db62-11028h 1 card warrnaty db68-01675a 1 rubber leg db73-2...
Page 11
Product specifications 2-6 samsung electronics item descriptions $pef/p q'ty remark wireless remote controller db93-14643f 1 optional batteries for remote controller (specification: aaa type) 4301-000121 2 remote controller holder db61-06087a 1 m4×16 screw 6002-000581 2 user’s manual db68-04667a 1 a...
Page 12
Product specifications samsung electronics 2-7 accessories (cont.) ■8jsfesfnpufdpouspmmfs.838&/ item descriptions $pef/p q'ty remark wired remote controller db93-11251f 1 optional cable tie db65-10088b 2 cable clamp db65-10074e 3 m4×16 screw 6002-000474 5 user’s manual db68-03732a 1 installation gui...
Page 13
Product specifications 2-8 samsung electronics accessories (cont.) ■$fousbmdpouspmmfs.$."%/ item descriptions $pef/p q'ty remark central controller db93-03425q 1 optional cable tie db65-10088b 2 cable clamp db65-10074e 5 m4 x 16 screw 6002-000474 7 user’s manual db68-03736a 1 installation guide db68...
Page 14
Product specifications samsung electronics 2-9 2-3-2 filter specifications item descriptions $pef/p remark dust filter db63-03158a basic/ water wash.
Page 15
Disassembly and reassembly samsung electronics 3-1 item remarks +screw driver adjustable wrench (8mm, 10mm, 13mm) m6, m8 hex wrench q/fdfttbsz5ppmt 3. Disassembly and reassembly.
Page 16
Disassembly and reassembly 3-2 samsung electronics /p parts procedure remark 1 panel 1) push the handles on both sides of the samsung logo towards the product’s interior to open the grille. 2) push up the green knob in the open direction, and detach the white link from the panel. Detach the safety c...
Page 17
Disassembly and reassembly samsung electronics 3-3 /p parts procedure remark 6) disassemble the bolts that are assembled with the indoor unit at the 4 panel corners. 7) press the steel hangers at both sides of the panel inwards, and rotate them 90 degrees to remove it from the indoor unit’s hock. Re...
Page 18
Disassembly and reassembly 3-4 samsung electronics /p parts procedure remark 3 bell-mouth 1) unscrew the screw fixed on the bell-mouth. (use +screw driver) 2) push the bell-mouth in the direction opposite to where it’s installed on the control-box to remove it. 4 drain pan 1) unscrew the screws on t...
Page 19
Disassembly and reassembly samsung electronics 3-5 /p parts procedure remark 5 drain pump & hose 1) remove the 2 fixed screws and disconnect the white drainage hose from the drain pump. (use +screw driver) 2) remove the 2 screws and take the drain-hose out from the indoor unit to disassemble the tra...
Page 20
Disassembly and reassembly 3-6 samsung electronics /p parts procedure remark 7 fan & motor 1) turn the hexangular nut attached to the top of the fan counterclockwise to remove it. Take the fan out of the motor. 2) turn the three hexangular nuts on the motor counterclockwise to remove the nuts. Take ...
Page 21
Disassembly and reassembly samsung electronics 3-7 /p parts procedure remark 3) remove the screw of the cover pipe that is used to fix the in/out pipe. Remove the in/out pipe. (use +screw driver) 4) remove the heat exchanger from the indoor unit’s cabinet..
Page 22
Disassembly and reassembly 3-8 samsung electronics 3-2 outdoor unit /p parts procedure remark 1 cabi front rh you must turn off the power before disassembly. 1) unscrew and remove two mounting screw in the cabinet front rh. (use +screw driver) 2 cabi top 1) unscrew and remove 9 screws on each side o...
Page 23
Disassembly and reassembly samsung electronics 3-9 /p parts procedure remark 5 cabi back rh 1) pull the sensor from cabi back rh. 2) unscrew and remove 4 screws on each side of the cabinet back rh. (use +screw driver) 6 cabi install back 1) unscrew and remove 1 screw in the cabinet-install back. (us...
Page 24
Disassembly and reassembly 3-10 samsung electronics /p parts procedure remark 8 fan 1) unscrew and remove 3 screws in the ass'y fan propeller-total. (use +screw driver) 2) remove the cover from the fan propeller 3) turn 2 mounting nuts as shown in the picture and remove it. (use adjustable wrench) w...
Page 25
Disassembly and reassembly samsung electronics 3-11 /p parts procedure remark 9 motor 1) separate the fan propeller. 2) unscrew and remove the 8 motor mounting screws. (use +screw driver) 3) disconnect the motor wire from ass'y control out. 10 bracket motor 1) unscrew and remove 2 mounting screws in...
Page 26
Disassembly and reassembly 3-12 samsung electronics /p parts procedure remark 12 control out 1) disconnect 4 connecters from ass'y control out. 2) unscrew and remove 1 mounting screw in control out. (use +screw driver) 3) separate ass'y control out. 13 assy 4way valve 1) purge the coolant first. 2) ...
Page 27: 4. Troubleshooting
Troubleshooting samsung electronics 4-1 4. Troubleshooting 4-1 setting an indoor unit address and installation option ▶ set the indoor unit address and installation option with remote controller option. Set the each option separately since you cannot set the address setting and indoor unit installat...
Page 28
Troubleshooting 4-2 samsung electronics 4-1-2 the procedure of setting option option setting status 1. Setting seg2, seg3 option press low fan button( ) to enter seg2 value . Press high fan button( ) to enter seg3 value . Each time you press the button, p p … p will be selected in rotation . Seg2 se...
Page 29
Troubleshooting samsung electronics 4-3 the procedure of setting option (cont.) option setting status 12. Setting cool mode press mode button to be change to cool mode in the off status. 13. Setting seg16, seg17 option press low fan button( ) to enter seg16 value. Press high fan button( ) to enter s...
Page 30
Troubleshooting 4-4 samsung electronics step 3. Check the option you have set after setting option, press button to check whether the option code you input is correct or not. Step 4. Input option press the operation button with the direction of remote control for set. For the correct option setting,...
Page 31
Troubleshooting samsung electronics 4-5 *gzpvxbouupvtfuifwbsjpvtbeejujpobmgvodujpotgpszpvs8jsfe3fnpuf$pouspmmfsqsfttuif4fuboe&tdcvuupotbuuif same time for more than three seconds. Ź you will enter the additional function settings, and the [main menu] will be displayed. 2. Refer to the list of additi...
Page 32
Troubleshooting 4-6 samsung electronics 1. Check whether power is supplied or not. - when the indoor unit is not plugged in, there should be additional power supply in the indoor unit. 2. The panel(display ) should be connected to an indoor unit to receive option. 3. Set the installation option acco...
Page 33
Troubleshooting samsung electronics 4-7 option no. : 02xxxx-1xxxxx-2xxxxx-3xxxxx option seg1 seg2 seg3 seg4 seg5 seg6 explanation page mode reserved use of external temperature sensor use of central control fan rpm remote controller display indication and details indication details indication detail...
Page 34
Troubleshooting 4-8 samsung electronics 4-1-5 changing a particular option you can change each digit of set option. T 8ifodibohjohbejhjupgbojoeppsvojubeesftttfuujohpqujpotfuuif4&(bta" t 8ifodibohjohbejhjupgjoeppsvojujotubmmbujpopqujpotfuuif4&(bta &y8ifotfuujohuifhcv[[fsdpouspmhjoupejtvtftubuvt optio...
Page 35
Troubleshooting samsung electronics 4-9 4-1-6 option code for each model model seg1 seg2 seg3 seg4 seg5 seg6 seg7 seg8 seg9 seg10 seg11 seg12 remocon display ac071jn4ceh 0 1 4 2 6 f 1 9 5 0 b 7 ac100jn4ceh 0 1 4 2 6 f 1 9 0 4 3 9 ac125jn4ceh 0 1 4 2 6 f 1 9 5 4 3 9 model seg13 seg14 seg15 seg16 seg1...
Page 36
Troubleshooting 4-10 samsung electronics key key operation 7-segment display k1 press once: heating test run blank blank press twice: defrost test run blank blank k2 press once: cooling test run blank blank k3 reset k4 view mode refer to view mode display no. Of press display content seg1 seg2 seg3 ...
Page 37
Troubleshooting samsung electronics 4-11 test run mode and view mode (continued) 䭊 dip switch options on off k5 set an auto address. Set a manual address. K6 snowdrift prevention control not used. Snowdrift prevention control used. K7 k7 k8 on on silent control not used on off silent control used st...
Page 38
Troubleshooting 4-12 samsung electronics &dp.Pef mode display eco mode lamp segment 1 segment 2 segment 3 segment 4 red eco mode blank blank blank blank on eco mode exit press k3 to go out from the eco mode. At the driving signal or test run (cooling/heating) of the user, the mode is released. Off e...
Page 39
Troubleshooting samsung electronics 4-13 4-2-3 four directions cassette type error mode cause measures product operation with error diagnosis method operation defrost timer filter outdoor heat exchanger compressor outdoor heat exchanger fan indoor heat exchanger fan x x x power reset - operation- of...
Page 40
Troubleshooting 4-14 samsung electronics 4-2-4 wired remote controller - if an error occurs, ( ) icon will be displayed on the wired remote controller. - press the test button to see the error code. &sspsnpef contents .Fbtvsf product operation in error condition &sspsuzqf outdoor unit/ compressor/in...
Page 41
Troubleshooting samsung electronics 4-15 wired remote controller (cont.) &sspsnpef contents .Fbtvsf product operation in error condition &sspsuzqf outdoor unit/ compressor/indoor unit olp overheat and comp. Stop reconfirm the opening of the service valve. Check for leaks from the connection part of ...
Page 42
Troubleshooting 4-16 samsung electronics &sspsnpef contents .Fbtvsf product operation in error condition &sspsuzqf outdoor unit/ compressor/indoor unit capacities not matched check the option code of the indoor unit operation off outdoor unit protection control error communication error between the ...
Page 43
Troubleshooting samsung electronics 4-17 indoor unit display x (operation) (defrost) x (timer) x (filter) symptom in case of open or short circuit of indoor temperature sensor failure short or leakage of the corresponding sensor yes no no in this case, is the resistance value out of range in the tem...
Page 44
Troubleshooting 4-18 samsung electronics yes no no in this case, is the resistance value out of range in the temperature table on the right? Yes is the indoor heat exchanger temperature sensor connector disconnected from the pcb? Restart the system after replacing the pcb restart the system after co...
Page 45
Troubleshooting samsung electronics 4-19 indoor unit display x (operation) x (defrost) (timer) x (filter) symptom indoor unit fan does not run /runs at excessive high speed and stops. Failure . Motor connector break away . Indoor unit fan does not run : defective motor or pba *oepps'"/fssps check th...
Page 46
Troubleshooting 4-20 samsung electronics indoor unit display x (operation) (defrost) (timer) x (filter) symptom communication error between the indoor and outdoor unit for two minutes failure communication error between the indoor unit and outdoor unit 4-3-4 communication error after finishing track...
Page 47
Troubleshooting samsung electronics 4-21 indoor unit display x (operation) x (defrost) (timer) (filter) symptom the indoor unit floating sensor is open and that state is maintained for more than one minute failure increase in the drain pan water level due to failure of the indoor unit drain pump, or...
Page 48
Troubleshooting 4-22 samsung electronics indoor unit display (operation) (defrost) (timer) x (filter) symptom eeprom circuit failure failure eeprom component failure, eeprom circuit parts missing/damaged/soldering failure &&130.Djsdvjugbjmvsf power on. E162 occurs. Replace eeprom pba. Yes yes no no ...
Page 49
Troubleshooting samsung electronics 4-23 indoor unit display x (operation) (defrost) (timer) (filter) symptom thermal fuse open error failure check the connection of the cn140 wire. Check the connection of the terminal block. (temperature rise by untightening a screw/ termal fuse open 5ifsnbm'vtf0qf...
Page 50
Troubleshooting 4-24 samsung electronics 4-3-8 8ifouifpvueppsvojuqpxfsjtopu0/o*ojujbm%jbhoptjt4johmfqibtfqspevdu 1. Test item 1) check the power supply to the outdoor unit. 2) check the whole connection part of the power supply. 3) check the power to the indoor unit. 4) check the connection of the p...
Page 51
Troubleshooting samsung electronics 4-25 outdoor inverter pba checking part indoor control pba checking part 8ifouifpvueppsvojuqpxfsjtopu0/o*ojujbm%jbhoptjt4johmfqibtfqspevdu (continued) yes after replacing the main pba and resetting the power, check everything is normal. Connect the power supply. (...
Page 52
Troubleshooting 4-26 samsung electronics *oeppspvueppsdpnnvojdbujpofsspsnjo &ssps$pef& 1. Test item 1) check the communication and power connection. 2) check the communication connector connection. - rc072dhxb* : outdoor unit inverter pba cn301 - rc090/100/125/140/145*hx**, ac***fca*** : outdoor uni...
Page 53
Troubleshooting samsung electronics 4-27 yes indoor/outdoor communication error (1 min.) ( &ssps$pef&) (continued) continued check the communication circuit of the main pba of the outdoor unit. 1. Is there a problem in communication ic? 2. Is there a fault in tvs-diode? Measuring part communication ...
Page 54
Troubleshooting 4-28 samsung electronics $pnnvojdbujpofsspscfuxffopvueppsvoju*/7׳."*/.*$0.Njo &ssps$pef& 1. Test item 1) is the power of the outdoor unit inverter pba on? 2) check the power connection and fuse. 3) is there a problem in the communication connections between the outdoor unit inverter ...
Page 55
Troubleshooting samsung electronics 4-29 &yufsobm4fotps&ssps&ssps$pef&&&& 1. Test item 1) check the connection of the temperature sensor connector. 2) check the resistance value of the temperature sensor. 2. Check procedure error code description e221 error of the temperature sensor of the outdoor u...
Page 56
Troubleshooting 4-30 samsung electronics no no no 0vuepps6oju'bo&ssps &ssps$pef&& 1. Test item 1) check the connection of fan connectors (cn90, cn91). [in case of rc072dhxb6, cn901] 2) check the voltage of the fan motor connector in the inverter pba of the outdoor unit. 3) check the power supply of ...
Page 57
Troubleshooting samsung electronics 4-31 &sspspg$pnqsfttps4ubsuvqboe3pubujpo &ssps$pef&& 1. Test item 1) check the power supply / check the restart-up after power is reset. 2) check the compressor and the state of the compressor wire assembling. 3) check the fault of the single compressor wire. 2. C...
Page 58
Troubleshooting 4-32 samsung electronics 1. Replace the compressor wire. ױ power is on. ױ check normal startup. ױ end the service. 2. Replace the compressor wire. ױ power is on. ױ check normal startup. ױ end the service. No 1. Are the wires of the compressor correctly assembled in colors: u: red, v:...
Page 59
Troubleshooting samsung electronics 4-33 &sspspgvoefsdvssfoufssps1'$pwfsdvssfou &ssps$pef&& 1. Test item 1) check the power supply. / check the re-startup after the power is reset. 2) check the outdoor unit installation environment. ױ check the disconnection of the wires regarding the inverter pba o...
Page 60
Troubleshooting 4-34 samsung electronics *1.0wfsdvssfou&ssps &ssps$pef& 1. Test item 1) check the power supply. / check the re-startup after the power is reset. 2) check the outdoor unit installation environment. ױ check the disconnection of the wires regarding the inverter pba of the outdoor unit a...
Page 61
Troubleshooting samsung electronics 4-35 yes after power is off, correct or replace the sensor position. No are the position and measuring value of the temperature sensor normal? Continued *1.0wfsdvssfou&ssps &ssps$pef& (continued) check the state of the connection of the compressor. No are the conn...
Page 62
Troubleshooting 4-36 samsung electronics *1.0wfsdvssfou&ssps &ssps$pef& (continued) yes 1. Replace the compressor wire. ױ͑ power is on. ױ͑check normal startup. ױ͑ end the service. 2. Replace the compressor wire. ױ͑ power is on. ױ͑check normal startup. ױ͑ end the service. 3. Replace the compressor wi...
Page 63
Troubleshooting samsung electronics 4-37 %$-*/,0wfsdvssfouboe-pxwpmubhf&ssps &ssps$pef& 1. Test item 1) check the power supply. / check the re-startup after the power is reset. ױ͑is there a fault in input power? ױ͑does the error occur again at operation after power is reset? 2) check the connection ...
Page 64
Troubleshooting 4-38 samsung electronics %$-*/,0wfsdvssfou-px7pmubhf&ssps &ssps$pef& 1. Connect the screws of the terminal block with the power cable. ױcheck normal startup. ױ end the service. 2. Connect the terminal of the power terminal box and the power cable. ױ check normal startup. ױ end the se...
Page 65
Troubleshooting samsung electronics 4-39 (bt-fblbhf&ssps&ssps$pef& 1. Test item 1) check the power supply. / check the re-startup after the power is reset. ױ is there a fault in input power? ױ͑does the error occur again at operation after power is reset? 2) check the compressor and the state of the ...
Page 66
Troubleshooting 4-40 samsung electronics open the valve. (bt-fblbhf&ssps&ssps$pef& ) (continued) yes re-connect the sensor connector. No no is the indoor eva sensor correctly connected? Yes charge the refrigerant. No has the refrigerant been charged? Replace the inverter pcb. Continued yes yes has t...
Page 67
Troubleshooting samsung electronics 4-41 1jqf#mpdljoh&ssps&ssps$pef& 1. Test item 1) check the open state of the outdoor unit service valve. 2) check the connection of the pipe. 3) check the operation of the eev. 4) check the refrigerant leakage. 5) check the connection of the indoor unit pba eva se...
Page 68
Troubleshooting 4-42 samsung electronics 0uifs 1. Current sensor error: upload eeprom to the main pba of the outdoor unit. After checking for normal operation of pcb, replace the inverter pcb. 2. Compressor vlimit error: e465 if the compressor is abnormally run, replace the compressor and then ensur...
Page 69
Samsung electronics 5-1 5. Pcb diagram and parts list 5-1 indoor unit 5-1-1 main pcb 22 1 2 3 4 5 7 8 9 10 11 6 12 13 15 16 17 18 19 20 14 21 23 this document can not be used without samsung’s authorization..
Page 70
5-2 samsung electronics ① #1 : gnd ② #1: dc310v #3 : gnd #4 : dc15v #5 : fan rpm #6 : rpm feedback ③ #1: fuse check signal #2: gnd ④ #1 : dc12v #4 : remocon signal #5 : gnd ⑤ #1: dc 12v #2: led̲0 #3: led̲1 #4: led̲2 #5: led̲3 #6: led̲4 #7: led̲5 #8: remocon output signal #9: auto switch #10: remocon...
Page 71
Pcb diagram and parts list samsung electronics 5-3 ① #1 : dc12v #2~6 : led control signal #7 : not used #8 : remocon signal out #9 : not used #10 : remocon signal in #12 : vcc #13 : not used cn01-display 5-1-2 panel pcb 1 this document can not be used without samsung’s authorization..
Page 72
Pcb diagram and parts list 5-4 samsung electronics 5-2 outdoor unit this document can not be used without samsung’s authorization. 20 19 18 17 16 15 13 14 12 11 10 9 8 7 6 5 1 2 3 4 no part code local function description 1 3711-003404 cn703 base-heater yw396-03av blu 2 3711-003406 cn702 4way-1 yw39...
Page 73
Pcb diagram and parts list samsung electronics 5-5 ① #reactor-a2 : wht #reactor-b2 : wht ② #reactor-a2 : blk #reactor-b2 : blk ③ #1 : rxd, #2 : txd #3 : gnd, #4 : dc 5v #5 : dc 12v, #6 : inv. Smps signal ④ #1 : rxd̲ataro, #2 : txd̲ataro #3, #8 : n.C, #4~#7 : data signal #9 : gnd, #10 : dc 5v ⑤ for s...
Page 74
Pcb diagram and parts list 5-6 samsung electronics ① l1 : brn ② n1 : sky-blu ③ #1-#3 : ac 220~240v l1-ac power l phase n1-ac power n phase cn01-ac power 3 1 2 5-2-3 emi pcb this document can not be used without samsung’s authorization..
Page 75
Pcb diagram and parts list samsung electronics 5-7 5-2-4 heater pcb 1 2 ① ac power input #1 ac power line - live #2 ac power line - neutral ② ac power output #1 ac power line - live #2 ac power line - neutral this document can not be used without samsung’s authorization..
Page 76: 6. Wiring Diagram
Samsung electronics 6-1 6. Wiring diagram 6-1 indoor unit this document can not be used without samsung’s authorization..
Page 77
6-2 samsung electronics 6-2 outdoor unit.
Page 78: 7. Reference Sheet
Samsung electronics 7-1 model code 7. Reference sheet 7-1 index for model name 7-1-1 indoor unit ※ "/" can be removed from the buyer card if there are not enough digits. Product type am dvm aj pma ac cac (usd) / asd ae ehs an vtl ak pak (packaged system) ag chr separator s general set (nasa) n indoo...
Page 79
Reference sheet 7-2 samsung electronics index for model name (cont.) model code 7-1-2 outdoor unit ※ ★ mcd: dummy mock-up model ※ “/” can be removed from the buyer card if there are not enough digits. Product type am dvm aj pma ac cac (usd) / asd ae ehs an vtl ak pak (packaged system) ag chr separat...
Page 80
Reference sheet samsung electronics 7-3 index for model name (cont.) model code 7-1-3 panel ※ model name for the column/bundle packaging is “~s”. ★ only display the global 4 way with korean/ english k separator. H k h s h f h n h c h p h 4n h u product design classification p panel product type c cs...
Page 81
Reference sheet 7-4 samsung electronics ■ condenser high temperature and high pressure gas state coolant discharged from the compressor is converted to a liquid state as it is cooled down by the heat emission in the outdoor condenser unit, and sent to the evaporator. ■ compressor low temperature and...
Page 82
This service manual is a property of samsung electronics co., ltd. Any unauthorized use of manual can be punished under applicable international and/or domestic law. © samsung electronics co., ltd. April. 2015. Printed in korea. Code no. Ac-00114e_1 gspn (global service partner network) area web sit...