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Samsung AM036FXMDCH Service Manual

Other manuals for AM036FXMDCH: Installation Manual

Summary of AM036FXMDCH

  • Page 1

    Refer to the service manual in the gspn(see the rear cover) for the more information. Air conditioner contents system air conditioner outdoor unit am036fxmdch am048fxmdch am053fxmdch c product specifications c disassembly and reassembly c troubleshooting c pcb diagram c wiring diagram c reference sh...

  • Page 2: Contents

    Contents غ͑product specifications ............................................................................................................... 1 1. The feature of product ........................................................................................................................ 1 1-1...

  • Page 3: غ͑product Specifications

    2 samsung electronics high performance bldc fan motor cross section of a turbo inter-cooler 䭓33% more efficient compare to ac motor 䭓wide speed control range, less noise generation turbo inter-cooler 䭓long piping up to 175m with sub-cooling 䭓up to 50m levela difference is allowed for installation tw...

  • Page 4

    Product specifications samsung electronics 3 20 30 40 0 2 4 8 10 12 0.00 0.08 0.04 0.12 0.24 0.16 amo unt of transferred heat (k w /m) refrigerant flow (kg/h) increased by 30.8% decreased by 14% press ure loss (kpa/m) Ø7 groove Ø8 high groove new Ø7 wide fin Ø7 wide fin heat transfer amount 15% new ...

  • Page 5

    Product specifications 4 samsung electronics raw aluminum material anti corrosive layer (epoxy acrylic) hydrophilic layer (acrylic resin + surfactant) company a no corrosion after 1,000 hours of test corrosion is evident after 1,000 hours of test 92 m 2.0 m 0.3 m * tested by samsung company a level ...

  • Page 6

    Product specifications samsung electronics 5 operation time 12 hours of silent mode 6 hours 7 : 00 13 : 30 19 : 00 7 : 00 end highest temperature ※ 3 month worth of data can be saved when memory module is installed black box function of the main pcs feature (cont.) qmemory module • achieves world-cl...

  • Page 7

    Product specifications 6 samsung electronics qrefrigerant pump-down if you need to move/replace the outdoor unit or when there are problems on indoor units or on the pipes, outdoor unit will recover refrigerant remaining on the pipes. Indoor unit malfunction refrigerant recoveringsss feature (cont.)...

  • Page 8

    Product specifications samsung electronics 7 feature (cont.) conventional * for models with 9kw or larger (flare type connection) qconvenient product installation service valve is not exposed to keep the neat appearance and pipe can be connected in 4 different directions which provide flexible insta...

  • Page 9

    8 samsung electronics type performance btu/h 38,000 48,000 53,000 model am036fxmdch am048fxmdch am053fxmdch power supply(Φ/v/hz) 1, 208~230, 60 1, 208~230, 60 1, 208~230, 60 mode hp hp hp performance cooling btu/h 38,000 48,000 53,000 heating btu/h 42,000 54,000 61,000 -10°c heating btu/h 26,500 35,...

  • Page 10

    Samsung electronics 9 q necessary tools غ͑disassembly and reassembly item remark +screw driver monkey spanner –screw driver nipper electric motion driver l-wrench.

  • Page 11

    Disassembly and reassembly 10 samsung electronics no parts procedure remark 1 cabi front rh you must turn off the power before disassembly. 1) unscrew and remove 2 mounting screw in the cabinet front rh. (use + screw driver) 2 cabi top 1) unscrew and remove 9 screws on each side of the cabinet-top. ...

  • Page 12

    Disassembly and reassembly samsung electronics 11 no parts procedure remark 4 guard cond 1) pull the sensor from guard cond. 2) unscrew and remove 4 screws in the guard cond. (use + screw driver) 5 cabi back rh 1) pull the sensor from cabi back rh. 2) unscrew and remove 4 screws on each side of the ...

  • Page 13

    Disassembly and reassembly 12 samsung electronics no parts procedure remark 6 cabi install back 1) unscrew and remove 1 screw in the cabinet-install back. (use +screw driver) 7 cabi front lf 1) unscrew and remove 10 screws in the cabinet-front lf. (use +screw driver).

  • Page 14

    Disassembly and reassembly samsung electronics 13 no parts procedure remark 8 fan 1) turn 2 mounting nuts as shown in the picture and remove it. (use l wrench or monkey spanner or socket wrench ).

  • Page 15

    Disassembly and reassembly 14 samsung electronics no 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 b...

  • Page 16

    Disassembly and reassembly samsung electronics 15 no parts procedure remark 11 control out 1) disconnect 9 connectors from ass’y control out. 2) unscrew and remove 1 mounting screw in control out. (use + screw driver.) 3) separate ass’y control out..

  • Page 17

    Disassembly and reassembly 16 samsung electronics no parts procedure remark 12 ass'y tube eev 1) purge the coolant first. 2) separate 2 parts of the pipe using a welder. When removing the compressor, heat exchanger and pipe, purge the refrigerant inside the compressor completely and remove the pipe ...

  • Page 18

    Disassembly and reassembly samsung electronics 17 no parts procedure remark 13 compressor 1) unscrew and remove 1 mounting nut in bottom of the cover. (use adjustable wrench) 2) separate the compressor felt. 3) as shown in the picture, unscrew and remove 3 mounting screws from the bottom. (use l-wre...

  • Page 19

    Disassembly and reassembly 18 samsung electronics no parts procedure remark 16 cond out 1) unscrew and remove 3 screws on each side of the ass’y cond out. (use + screw driver).

  • Page 20: غ͑troubleshooting

    Samsung electronics 19 غ͑troubleshooting 1. Error display.

  • Page 21

    20 samsung electronics 2. Error code no. Code description 1 e201 communication error between indoor and outdoor unit (tracking failure or the setting quantity/address of indoor unit in outdoor unit’s pcb differs from the quantity/address of installed indoor unit.) 2 e202 communication error between i...

  • Page 22

    Samsung electronics 21 3. How to take measures for each symptom 3-1 communication error between indoor and outdoor units during tracking (error code : e201) 1. How to check yes yes compare the number of setting values of setup switch for the number of indoor unit installed for the outdoor unit pcb a...

  • Page 23

    Troubleshooting 22 samsung electronics 3-2 communication error between indoor and outdoor units after completing tracking (error code : e202) 1. How to check press the reset key (k3) of the outdoor unit pcb then check the display part. At that time, is the power between the 2 lines a square wave? Is...

  • Page 24

    Troubleshooting samsung electronics 23 3-3 communication error (1 minute) between main and sub micoms of an outdoor unit or among outdoor units (error code : e203) 1. Check items 1) is there power on outdoor unit inverter pba? 2) connect the power cable/check the fuse 3) is there any problem on comm...

  • Page 25

    Troubleshooting 24 samsung electronics 3-4 outdoor temperature sensor error (error code : e221, e231, e251, e269) 1. Check items 1) check the temperature sensor connector 2) check the resistance value of outdwoor temperature 3) when e221 occurs, please recheck display two minutes later. If e221 is d...

  • Page 26

    Troubleshooting samsung electronics 25 3-5 high pressure temperature sensor error (open/short) (error code : e291) low pressure temperature sensor error (open/short) (error code : e296) 1. High/low pressure sensor open/short error determination method 1) identifies from when power is supplied or 2 m...

  • Page 27

    Troubleshooting 26 samsung electronics 3-6 compressor down by antifreeze control (error code: e403) 1. Check items 1) check if the indoor fan/motor is working properly 2) check if the indoor eev is working properly 3) check the indoor heat exchanger in/out sensor 4) check if the indoor air inlet blo...

  • Page 28

    Troubleshooting samsung electronics 27 3-7 comp. Down due to a protective control of high pressure (error code : e407) 1. How to check do the values of s-net and manifold gauge correspond? Does indoor/outdoor eev operate well? Is there any clogged place in the piping (ex. Filter)? Check the amount o...

  • Page 29

    Troubleshooting 28 samsung electronics 3-8 comp. Down due to a protective control of low pressure (error code : e410) 1. How to check do the values of s-net and manifold gauge correspond? Does indoor/outdoor eev operate well? Is there any clogged place in the piping (ex. Filter)? Check the amount of...

  • Page 30

    Troubleshooting samsung electronics 29 3-9 comp. Down due to a discharge temperature sensor of a compressor (error code : e416) 1. How to check is the discharge sensor resistance of the compressor normal? (refer to e251) test operation are service valves open? Do the values of s-net and manifold gau...

  • Page 31

    Troubleshooting 30 samsung electronics 3-10 reverse phase detection error (3phase outdoor unit) (error code : e425) 1. When power is on, it checks the power status used for 3-phase power compressor. When the order of 3-phase l1(r) – l2(s) – l3(t) is changed (reversed) or there is a phase that does n...

  • Page 32

    Troubleshooting samsung electronics 31 3-11 esc eev open error (error code : e438) 1. How to check check the amount of refrigerant no check and connect the connector is the esc eev connector correctly connected to the pba? Yes no check and assemble the coil is eev coil correctly connected? Yes failu...

  • Page 33

    Troubleshooting 32 samsung electronics 3-12 refrigerant leakage error (error code : e439) 1. Determining high/low-pressure sensor open/short error 1) identifies from when power is supplied or 2 minutes after reset, and only when set is stopped. 2) an e439 error will occur if the input voltage standa...

  • Page 34

    Troubleshooting samsung electronics 33 3-13 prohibition of the compressor operation due to outdoor temperature (error code : e440, 441) 1. How to check the above error code is not caused by a product's problem but a function to protect the product by limiting the available temperature range so pleas...

  • Page 35

    Troubleshooting 34 samsung electronics 3-15 outdoor unit fan error (error code : e458, 475) 1. Check items 1) check the connection of the fan connector (cn90, cn 91) 2) check the voltage of the fan motor connector on outdoor unit inverter pba 3) check the power connection on outdoor unit inverter pb...

  • Page 36

    Troubleshooting samsung electronics 35 3-16 comp down due to olp temperature control (error code : e463) 1. How to check is resistance value on olp sensor normal? (refer to e320) test operation are service valves open? Do the values of s-net and manifold gauge correspond? Does indoor/outdoor eev ope...

  • Page 37

    Troubleshooting 36 samsung electronics 3-17 compressor starting/rotation error (error code : e461, e467) 1. Check items 1) check the power and restarting after power reset 2) check for compressor and compressor wire assembly 3) check for compressor wire problem 2. Check procedure yes turn off the po...

  • Page 38

    Troubleshooting samsung electronics 37 compressor starting/rotation error (error code : e461, e467) (cont.) 1. Change the compressor wire o turn on the power o end service 2. Change the compressor wire oturn on the power o end service 3. Change the compressor wire o turn on the power o end service n...

  • Page 39

    Troubleshooting 38 samsung electronics 3-18 current error / pfc overload error (error code : e462, e484) 1. Check items 1) check the power and restarting after power reset 2) check the outdoor unit installation and environments o check if the outdoor unit inverter pba related wires are disconnected....

  • Page 40

    Troubleshooting samsung electronics 39 3-19 ipm over current error (error code : e464) 1. Check items 1) check the power and restarting after power reset 2) check the outdoor unit installation and environments o check if the outdoor unit inverter pba related wires are disconnected. Check the install...

  • Page 41

    Troubleshooting 40 samsung electronics ipm over current error (error code : e464) (cont.) yes turn off the power and change the location of the temperature sensor or replace it no is the location and measured value of the temperature sensor normal? Check the connection of the compressor no are the c...

  • Page 42

    Troubleshooting samsung electronics 41 ipm over current error (error code : e464) (cont.) yes 1. Change the compressor wire o turn on the power o end service 2. Change the compressor wire o turn on the power o end service 3. Change the compressor wire o turn on the power o end service no check the c...

  • Page 43

    Troubleshooting 42 samsung electronics 3-20 dc-link voltage under/over error (error code : e466) 1. Check items 1) check the power and restarting after power reset o is there any problem with input power? (1 phase: 220vac, 3 phase: 380vac) o does error occur again during operation after power reset?...

  • Page 44

    Troubleshooting samsung electronics 43 dc-link voltage under/over error (error code : e466) (cont.) 1. Connect the terminal block screw and the power cable ocheck for normal operation o end service 2. Connect the terminal and the power cable in the power terminal cabinet o check for normal operation...

  • Page 45

    Troubleshooting 44 samsung electronics 3-21 gas leak error (error code : e554) 1. Check items 1) check the power and restarting after power reset o is there any problem with input power? (1 phase: 220vac, 3 phase: 380vac) o does error occur again during operation after power reset? 2) check the comp...

  • Page 46

    Troubleshooting samsung electronics 45 gas leak error (error code : e554) (cont.) open the valve yes re-connect the sensor connector no no is the eva sensor correctly connected? Yes charge the refrigerant no is the refrigerant charged? Is the refrigerant charged? Cont. Yes yes is the service valve c...

  • Page 47

    Troubleshooting 46 samsung electronics 3-22 others 1. Compressor vlimit error: e465 if the compressor operation is abnormal, change the compressor and check for normal operation o if the compressor operation is normal, check the assembly between heat sink plate and if there is no problem, change the...

  • Page 48: غ͑pcb Diagram

    48 samsung electronics غ͑pcb diagram غ outdoor unit pcb - main pcb.

  • Page 49

    Samsung electronics 49 pcb diagram ① cn101-ac input ② cn701-hot gas ③ cn702-4way valve 1 ④ cn703-base heater #1~#3 : 220~240vac #1~#3 : 220~240vac #1~#3 : 220~240vac #1~#3 : 220~240vac ⑤ cn704-4way valve 2 ⑥ cn403- temp sensor ⑦ cn306-micom download ⑧ cn802-eev 1 #1~#3 : 220~240vac #1 : out temp #2,...

  • Page 50

    50 samsung electronics pcb diagram outdoor unit pcb (cont.) - inverter pcb : 1phase ii 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 : rxd_ataro, #2 : txd_ataro #3, #8 : n.C, #4~#7 : data si...

  • Page 51

    Samsung electronics 51 pcb diagram outdoor unit pcb (cont.) - emi pcb : 1phase 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.

  • Page 52: غ͑wiring Diagram

    52 samsung electronics غ͑wiring diagram غ 1 phase this document can not be used without samsung’s authorization. This document can not be used without samsung’s authorization..

  • Page 53: غ͑reference Sheet

    53 samsung electronics غ outdoor unit غ͑reference sheet 1. Refrigerant cycle diagram :d\99 %/'&0rwru &khfn 99 6 +ljk3uhvv 6hqvru oŽ %/'& 0rwru &rqghqvru )$1Ż 2lo hs du dwru 7dlu 7 w jˆ™Ž•Žg oŽg w™Œššušvž %/'& 0rwru )lowhu /rz3uhvv 6 &rp s +rw jdv 7frxw 7glv )lowhu )lowhu 7rs $ffxpxodwru 7vxf 6...

  • Page 54

    54 samsung electronics reference sheet غ outdoor unit 2. Nomenclatures + d + m + c + 053 + am + f + x classification am dvm capacity 666 btu/h(*100) ‘version f 2013 g 2014 h 2015 mode c cooling only h heat pump r heat recovery ’product type n indoor unit (nasa) x outdoor unit (nasa) •rating voltag...

  • Page 55

    Samsung electronics 55 غ͑check operation & amount of refrigerant automatically checking 1. Check operation 1-1 check operation 1) what is the check operation? Dvm mini main components defective check and check the status of the installation, provide guidelines that can promptly and accurately resolv...

  • Page 56

    56 samsung electronics check operation & amount of refriherant automatically checking ※ if out of warranty coverage and bounds, installation, operation according to the conditions the some of items displayed as "undetermined" and judgment is not. Ex) system that module installed : if the outdoor uni...

  • Page 57

    Samsung electronics 57 check operation & amount of refriherant automatically checking 1-2 how to troubleshoot of the "undetermined" 1) indoor unit temperature sensor c inspection item : indoor temperature of each indoor unit, eva in / out temperature sensor c error code: none (the resulting report "...

  • Page 58

    58 samsung electronics check operation & amount of refriherant automatically checking 2) outdoor unit temperature sensor c inspection item : outdoor temperature of each outdoor unit, cond_out, suction, liquid pipe temperature sensor c error code: none (the resulting report "undetermined") c determin...

  • Page 59

    Samsung electronics 59 check operation & amount of refriherant automatically checking 3) pressure sensor c inspection item : high/low pressure sensor of the independent installed outdoor unit. Cerror code: none (the resulting report "undetermined") c determine the status of the pressure sensor of th...

  • Page 60

    60 samsung electronics check operation & amount of refriherant automatically checking 4) abnormal operation of the compressor c inspection item : operation current of outdoor unit compressor. C error code: none (the resulting report "undetermined") c determine the status of the operating current of ...

  • Page 61

    Samsung electronics 61 check operation & amount of refriherant automatically checking 5) cycle status c inspection item : cycle status of outdoor unit. C error code: none (the resulting report "undetermined") c determine the cycle status of the each outdoor unit. C if the judgment of cycle status is...

  • Page 62

    62 samsung electronics check operation & amount of refriherant automatically checking 6) 4way valve c inspection item : 4way valve of outdoor unit. C error code: none (the resulting report "undetermined") c determine the 4way valve operation status of the each outdoor unit. C if the judgment of 4way...

  • Page 63

    Samsung electronics 63 check operation & amount of refriherant automatically checking 7) main eev c inspection item : main eev of outdoor unit.(automatic commissioning : heating only ) c error code: none (the resulting report "undetermined") c determine the main eev operation status of the each outd...

  • Page 64

    64 samsung electronics 2. Amount of refrigerant automatically checking through the detect operation is the ability to verify automatically for the amount of refrigerant. [caution] b if escape the warranty temperatures, can not get the accurate results. - indoor : 20~30°c - outdoor : 5~43°c b if oper...

  • Page 65

    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. February. 2013. Printed in korea. Code no. Ac-00013e_1 *631*/2%$/6(59,&(3$571(51(7:25. $uhd :he6lwh (x...