LG LRSPC2041T Скачать руководство пользователя страница 31 | Manualshive

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Содержание LRSPC2041T

Страница 1: ...ical components when replacing them 7 Make sure the hook is correctly engaged Remove dust and foreign materials from the housing and connecting parts 8 Do not fray damage machine heavily bend pull out or twist the power cord 9 Please check the evidence of moisture intrusion in the electrical components Replace the parts or mask it with insulation tapes if moisture intrusion was confirmed 10 Do not...

Страница 2: ... Hinge _r Cover PWB n t t Water Tube Freezer Refdgerator Compartment Compartment Automatic ice maker Lamp Shelf holder optional Box Sheff Steel T Glass Drawer_ or Sheff optional Shelf Door rack Lower Covet Conversion Switch MeatsNegetables Humidity Switch drawer Meat drawer 14 ...

Страница 3: ...r is lower than that of refrigerator compartment 2 If the height of freezer door is higher than that of refrigerator compartment Y s s I t Screw t t I _ Driver s s Insert a ddver O into the groove 0 of adjusting screw and rotate driver in arrow direction clockwise until the refrigerator becomes horizontal Insert a driver 0 into the groove 0 of adjuslJng screw and rotate driver in arrow direction c...

Страница 4: ...y to the water tap Please confirm the following installation parts Valve Feed Rubber Packing Connector Pipe O Co_nn_tor Pipe Tape Te_flon i Class Conve rtible Water Valve Water Conn ector Shape and Spec Connector MECH Pipe Nomenclature Valve Feed PINg Remarks 5221JA3001A Common Use 4932JA3003A 6631JA3004A 6631JA3004B 3920JA3001B 6631JA3004C 6631JA3004D 3920JA3001A No Holes No Holes 4932JA3003C 663...

Страница 5: ...connected to hot water line trouble may occur Please check rubber packing when connecting feed pipe Pipe Connector B Feed Valve How to wind Sealing Tapes Single Lever Type Faucet general GenemlType Feed Valve Two Hands Type Faucet Feed Valve Single LeverType Faucet one hole techtypeand hand spra_ Valve 2 Water Supply 1 After the installation of feed water plug the refrigerator to the earthered wal...

Страница 6: ... more than 4m less water wifi come out due to pressure drops Use standard feed tube to prevent leaking p t _ Outtemal Filter 1 Filter Fixation 1 Connect feed tube to the filter outlet and water valve connecting tube 2 Fix the filter at proper piece around the sink where it is easy to replace the filter and to receive the cleaning water Please consider the length of tube shall be less than 12m when...

Страница 7: ... filter and attach the sticker Insert the upper part of the filter _ after aligning with the guideline marked on the control box and fasten it by turning it clockwise by 90 degrees Note Check that the guideline and the fastening indication line are aligned 2 Replacement of water filter While holding the lower part of the filter turn it countemlockwise _ by 90 degrees and pull it down Note Check th...

Страница 8: ...ll dngs ding dong and ice tray rotates and water comes out from the icemaker water tube 3 The water shall be supplied two or three times into the tray The amount of water supplied for each time is smell Put a water container under the ice tray and press test switch 4 When ice tray rotates the water in it will spill Collect the spilt water and throw away into the sink 5 When ice tray has finished r...

Страница 9: ... ON ON oN ON 6 Sec 7 Sec 7 5 Sec 8 Sec 9Sac i 10 Sec 1 The water supplying time is set at five seconds when the refrigerator is delivered 2 The amount of water supplied depends on the setting time and water pressure city water pressure 3 If ice cube is too small increase the water supplying time This happens when too small water is supplied into the ice tray 4 If ice cube sticks together decrease ...

Страница 10: ... C 19 C 20 5 C 22 C 15 5 C Refrigeration 6 C Control 3 C 1 5 C 0 C 7 C 2 C 1 C 0 C 4 5 C The mtx_a tire can vary 3 _Cdependingon the load condition 127V 6011z 110 I15vi60llz 115v 60Hz Rating ONLY TAIBEI Medium Min 17 C 18 C 4 5 C 3 C 1 When power is initially applied or reapplied after power cut Medium is automatically selected 2 When the temperature selection switch in the freezer and refrigerato...

Страница 11: ... When ice maker does not operate smoothly Ice is lumped together When ice is lumped together take the ice lumps out of the ice storage bin break them into small pieces and then piece them into the ice storage bin again When the ice maker produces too small or lumped together ice the amount of water supplied to the ice maker need to adjusted Contact the service center _If ice is not used frequently...

Страница 12: ...r performs ON OFF control by linking with the COMP 2 It controls at the single RPM without varying RPM 3 Failure sensing method is same as in fan motor of freezing fan motor refer to failure diagnosis function table for failure display 2 6 Door opening alarm 1 Buzzer generates alarm sound if doors are not closed even when more than a minute consecutively has passed with doors of freezing I cold st...

Страница 13: ...m Function Whentemperetum ofa Ifost removal sensorbecomes morethan 25_C In purchase movement When temperature of a frost removal sensor becomes less than 25 C In power failure service Testmode1 Compulsory function Test mode 2 Compulsoryf_ost removal Load OperaUon Sequence 0 5 0 3 F FAN 0 3 STEP 0 3 HOME POWER sec COMP sec sec MOTOR sec BAR C FAN DAMPER HEATER ON ON ON ON ON _0 5 FROST 8 FROST 0 3 ...

Страница 14: ...0rDanper 1 Abnormalfreezer F O _ Freezersensoriscutershorl 15minod Standard sensor _Y droaltad 15min_ RPM 2 Abnormal Uppersheffrefrigeratorsensor is Standard _f_ re erator sonsor cut or shott ciroJited RPM in the refrigerator C_1_ 3 Abnormal Note 1 Lowershelfrefrigerator sensor is Standard O refrigeratorsensor cutor shert drcuited RPM 2 R2 lower shelf in the refuter 4 Abnormaldefmst _ Defrostsenso...

Страница 15: ...ounds ring 4 In finishing test mode alWays pull the power card out and then plug in it again for the normal state 5 If nonconforming contents such as sensor failure are found daring performance of test mode release the test mode and display the failure code 6 Even if pressing the test button daring failure code display test mode will not be performed MODE Test 1 Test 2 HANDLING Press TEST s w once...

Страница 16: ...erted DC voitage transformer transferring energy of the primary side of the switching terminal to the secondary side and the feedback part IC3 IC4 transferring it to the primary side Caution Since high voltage DC310V is maintained at the power terminal please take a measure after more than 3 minutes have passed after removing power cords in the abnormal operation of a circuit Voltage of every part...

Страница 17: ...A i 30 FpT i7 CST4 OOMGW i I J r_ t osc r7 L JJ t Rf030_ 1M 1 3 Reset circuit The reset circuit is circuit allowing various parts such as RAM inside of MICOM IC1 to initialize and the whole of function to start from the initial status when initial power is input or when power is applied again to MICOM by a spontaneous power failure LOW voltage is applied to the reset terminal of MICOM in the begin...

Страница 18: ... door open sensing circuit in parallel toward both ends of switch to determine door open at MICOM Since a door switch of the home bar is connected to door switch C D of the cold storage room it senses door opening if even one of both is opened _The fan motor is immediately stop if opening doors of the freezing room or cold storage room at the TEST mode and it immediately operates if closing them t...

Страница 19: ...ing circuit toward both ends of switch to determine door open at MICOM Since a door switch of the home bar is connected to door switch C D of the cold storage room it senses door opening if even one of both is opened Type of Load Measuring part IC7 t Status OFF COMP No 10 Frost Removal Heater No ll AC Converting Relay No 12 Within 1 V R room LAMP No 14 12V Homebar Heater No 16 PO_ R CON2 F___ R C ...

Страница 20: ... _ m P74 AIN14 P75 AINI_ P77 AIN17 PO0 It1 MICOM p02 P03 PO_ t Check load driving status Type of Load Measuring part ON Status OFF GEARED MOTOR IC6 No 13 SOLENOID CUBE IC6 No 12 WATER VALVE ICE WATER IC6 N0 11 IC6 No 10 Within I V SOLENOID DISPENSER No 12 HOME BAR HEATER No lO SOLENOID PILOT No 16 12V 2 Lever S W sensing circuit _fing pat ICl Micom No 16 Lever S W On P eaal 5V I _ I 1 F I 5o _ OV_...

Страница 21: ... 5V OV GR L207ERA GR L247ERA GR B207ERA GR B247ERA __ IC1 MICOM No 47 46 Pin Closing 5 V _ _ _ l _ S W at b th ends are at Off status Opening I 5 V _ _ _ _ S W at both ends are at On status Since door switch sensing switch A B are a separate switch even if the door switch of the freezing room normally operates they may fail to sense door opening in the failure of switch at both ends of A and B or ...

Страница 22: ...d storage room sensor for adjusting setting temperature at the freezing room and cold storage room ice making sensor for sensing water temperature in ice making or an evaporator for sensing temperature of a frost removal sensor necessary for frost removal Short or open status of every temperature sensor is as follows SENSOR Freezing sensor Frost removal sensor Cold storage sensor 1 Cold storage se...

Страница 23: ...ge room sensor for adjusting setting temperature at the freezing room and cold storage room iee makin 9 sensor for sensing water temperature in ice making or an evaporator for sensing temperature of a frost removal sensor necessary for frost removal Short or open status of every temperature sensor is as follows SENSOR Freezing sensor Frost removal sensor Cold storage sensor 1 Cold storage sensor 2...

Страница 24: ...separation function 1 GR L207ERA GR L247ERA 2 GR B207ERA GR B247ERA R49 lip12 4R72_ 18 m _ 4 7_ 18 11 iC 1 The above circuits are used for designating separation by model as option and notifying it to MICOM Designation of option by model and the application standards are as follows I_ These circuits are accurately pre adjusted in shipment from factory and so you must not additionally add or remove...

Страница 25: ...3 34 and 35 as shown in wave form of the following part These signals are output to the output terminal No 1O 11 14 15 via the input terminal No 3 6 8 of the IC10 TA7774F as IC for motor driving Output signals allow motor coils wound on each phase of stator to form rotation magnetic field and the motor to rotate Inputting as below figure to the input terminal INA INS as IC TA7774AF for motor ddvin...

Страница 26: ...or 3 This circuit performs function not to drive the fan motor further by cuWng off power applied to the fan motor in the lock of fan motor by sensing the operation RPM of the fan motor 1 GR L207ERA GR L247ERA Motor OFF Motor ON l part 5V 2 3V _ part 2V or less 12 14V _ part 2V or less 8 16V _ _ part 0V 0V ICI HIC H P5 C FAN PVH P51 C FAN LBCM P55 F FAN PVM PSO F FAN LOCK 33O R34_ 4 7K RS5 _3 3 9K...

Страница 27: ...OM P54 C FAN PWN P51 C FAN LOCK P53 F FAN Pk M P50 F FAN LOCK 53 5O 52 49 R31 33O R33_ 4 7K R 34 3 9K R_ KTA1705 620 D13 _ FR102 R29 2K VV_ CON5 zo2 IN4735A 102 6 2V _ F_ _ I c 1 _ _T _ 1N4755A _ _ 102 6 2v _ mq _7 _ __ CC16 220 uF 25V T 223 7 m 8 9 12 11 10 42 ...

Страница 28: ...ing room Resistance value RCF1 180 k _ 56 k _ 33 kQ 18k Q 12k_ 10 k_ 8 2 k_ 5 6 kQ 3 3 k_ 2 k_2 470 Temperature compensation 5 C 4 C 3 C 2 C 1 C 0 C t C 2 C 3 C 4 C 5 C Cold storage room Resistance value RCR1 180 k_2 56 k_ 33 k_ 18 kQ 12 k_ 10 k_ 8 2 k_ 5 6 k Q 33 k Q 2 k_ 470 Temperature compensation 2 5 C 2 0 C 1 5 C 1 0 C 0 5 C 0 C 0 5 C 1 0 C 1 5 C 2 0 C 2 5 C Remarks Warmly compeesata k Refer...

Страница 29: ...own Down Down Down Down change Up Up Up Up Up 3 C 2 5 C 2 C 1 5 C I C 0 5 oC No 0 5 C 1 C 1 5 C 2 C 12 k Q Down Down Down Down Down Down change Up Up Up Up 3 5 C 3 C 2 5 C 2 C 1 5 C 1 C 0 5 C No 0 5 C 1 C 1 5 C 18 k_ Down Down Down Down Down Down Down change Up Up Up 4 C 3 5 C 3 C 2 5 C 2 C 1 5 C 1 C 0 5 C No 0 5 C 1 C 33 k3_ Down Down Down Down Down Down Down Down change Up Up 4 5 C 4 C 3 5 C 3 C...

Страница 30: ...l button on the operation panel and to light each function indication led LED module It is dnven by SCAN method MIC JM ICI _ P_ P_ P_ P_ _ _i _ F _ co 81_ r _l_ _ HI L __J_ j_ ao _ CON101 PWB ASS Y DISPLA F5 _ Max _ R5 F4_ _R4 F2 _ _ _R2 F1 _ Ilm _ R1 R T 2 GR C247 GR C207 GR B247 GR B207 IC1 I M_COM I _ _T_ C_4 I_ L_ _ I tmm_ LL___ T CON101 PWB ASS Y DISPLAY 45 ...

Страница 31: ... 6 CUT 5 6 CUT CUT 5 b 5 6 CUT 5 6 CUT JCR4 5 6 5 b CUT 5 6 5 6 CUT 5 6 CUT CUT CUT CUT CUT Compensation for over cold JCR1 JCR2 5 6 5 b 5 6 5 6 CUT CUT 5 b 5 6 CUT CUT CUT 0 6 CUT CUT 5 b _ CUT CUT CUT CUT CUT CUT Temperature compensation value at cold storage room 0 C In shipmentfrom factory 1 C 1 C 1 C 1 C 2 C 2 _C 0 C 0oc 0 C 0 C 1 C I C 0oC Remarks Ib The above option circuit is a circuit to ...

Страница 32: ...EXPLATION FOR MICOM CIRCUIT 3 PWB parts diagram and list 3 1 PWB Ass y main part diagram 1 GR L207ERA GR L247ERA _ Z_ j _ _ _ _ ff _ _ _ 7 47 ...

Страница 33: ..._ _LDl12 _NS _e 3O 33 _IZEe_IE R SONATO 51_0 t 1_ _p AT OSCI 1WIE NR14D521 L Jib 34 YArOSTOR NR14D27 IL Jl_ VAI 1572 _ 011 36 _1___ R102 D2 D22_2_ 37 10_ _R107 43 _414_9e SIIIOU_ IN4J48 2_ _ 45 _U271_ 53 _732Y_ T u_ 54 _4_e3_ 56 oa_ 58 ooa_ _Z_l_ 59 63 66 _ nu_ 68 69 _aZ_ 72 73 74 5_ 77 7g m 12 R_GI_ _oo_r 2s__ _ lUF 50V _8 SSOuF 25V _3 _o_ _ _v _ h_ 67UF 45OV _l _ ZI _ 73 630 M3 _ cc 4 221 i2KV C...

Страница 34: ...EXPLATION FOR MICOM CIRCUIT 50 ...

Страница 35: ...EXPLATION FOR MICOM CIRCUIT 4 P VB circuit diagram PWB circuit diagram may vary a little bit depending on actual condition 1 GR L207ERA GR L247ERA w_4_r _ _q a P_B ASSaY MAIN 53 ...

Страница 36: ...EXPLATION FOR MICOM CIRCUIT 54 ...

Страница 37: ... P247 GR P207 and GR L247 GR L207 where water and ice are available without opening freezer compartment door 2 Crushed Ice is automalJcaily selected when power is initially applied or reapplied after power cut 3 When dispenser selection switch is continuously pressed light is on in the following sequence Water Cube Ice Crushed Ice 4 Lamp is on when dispenser robber button is pressed and vice versa...

Страница 38: ...ON S W2 S W3 OFF OFF OFF OFF ON OFF WATER SUPPLY TIME 6 5 Sec 5 5 Sen 6 Sec REMARKS The quantity of water supplied depends on DIP switch setting conditions and water pressure as it is OFF 7 Sec ON 7 5 Sec ON 8 Sec ON 9 Sen ON 10 Sec a direct tapwaterconnection type the water supplied is generally 80 cc to 120 cc DIP switch is on the main PWB 3 If water supply quantity setting is changed while powe...

Страница 39: ...signal changes from OFF low to ON high after 3 6 seconds when ice ejection motor rotates in normal direction If there is no change in Hall IC signals within 1 minute after ice ejection motor operates ice ejection motor stops as ice ejection motor or hall IC is out of order 5 If ice ejection motor or Hall IC is abnormal ice ejection motor rotates in normal direction to exercise initial operation It...

Страница 40: ...ditions and water supply can be checked by test switch When test function performs normally buzzer sounds and water supply shall carry out Check it for repair if buzzer does not sound 4 When water supply is completed the cycle operates normally as follows Ice making _ Ice ejection Retuming to horizontal conditions _ Water supply 5 Remove ice from the ice maker cube mould and press test switch when...

Страница 41: ...in No 60 of IC1 Failed Ice Maker Unit Is the resistance of both ends 9 10 of ice ejection motor of CON9 between 18 and 22_ oIs ice ejection motor drive circuit IC11 and peripheral circuits normal Defects between Hall IC and Beard Pin NO 42 of IC1 Confirm ice ejection and level return when pressing test switch Failed ice maker unit test switch Are both ends 5 6 of CON9 test switch open Defects betw...

Страница 42: ...ain PWB 1 This function is used in operation test service execution and cleaning etc and performed if pressing the lest switch installed at the automatic ice maker itself for more than 0 5 second 2 The test switch operates in the hodzontal status and test function is not input in the water supply operation Ice removal control and water supply control is not performed if full ice is arrived during ...

Страница 43: ...nnec_on L V_m outrodblade O LP isoil f CapadtyofO LP is srna Characte_s_cs of O LP isbad Badco_ _ ver is r InnerNi Crwue10lows out dished _ Bed _ colxlec_ n I Fau_yterrr_ _u_ _g Cuw_ _ cut L Bad soldemg NO e_ec_ poweron coml_essor Faultycomprees_ Faulty PTC Po_r does notoondu _ Dernage Bad d a ac_L_J_ Ira_ res_slmm _ b_ Bad conne_on with Tookx_e mmpmss_ _sem_ isnotposs_ l_d lerrninal omnec_on 4 Du...

Страница 44: ... Lowa_pressure Less dryaJ_ Moisture i _e_at_ Leaveitin thea_ Moisturepe_ into _erdt_e_o_ol _ Short pipe _nsert Weldjoint _ Pipe gaps FTOolarge dogged LDamaged ppos Toomed_solder Driercloggeng i Thecapita_ytubehsededdeplh Toomu h _ tube mer s Ova heat cl_ _ ith rosa _t_a_ F _ r_ po _ I Weldo _1_ Reducedo c_ssec_n byoJl mg Squeezed FCompress_ c_ _s d_o_ne_ed Foreign mater_ d_ng LFore_rt_aia_ a_ h_ p...

Страница 45: ...edais _put Cap drainis notdisconneded Plate _ Wireiscut Hea_jw_ Conta_ point between bea_j a_l electric wim Dent by _ e_rapera_ L_ Poor terrniralconta_s Defrostbeatefdoesnot Pats generateheat dis_ Cord heater W _ iscut Leadw_re Hea_wire _ beint betw_n hea_ a d elec_icwire Hea_g wire iscmoded Wata pen_al_ Badterrrinal cmnec_n HOW TO CHECK Check visually Check terminal Conduction OK No conduction NG...

Страница 46: ...t Bad ins_a_onofcaeado_ No automatic defroslJng Defrost does not n_ 3 Cooling air leak Badgasketadhes_on Gap i Badattachment c C_ntlac_N Doorsag Ba ledhesiea Eweak_r_at_nge 4 No cooling air circulation Fauity fan motor Feamd _ F Selflocked _Wreiscut L Badtermin_eantac Do_ switch i Fa_Jlts Contactdktance _ Bulton i _reasure Melted ceatac_ L Cor_ _ Refrigerator andfreazerswitchreveread L Buttc nisea...

Страница 47: ... capacity S Rat_g rnbuse _s_ L LOW valta_ 6 Refrigerant F Matfurdonofcharging cylinder too much or too little _ Wrongsettingofrefdgecart L _ent cornpress_ Fa_y compress_ 7 Continuous operation No contact of temperature controller Foreign materials 8 Damper opens continuously i Foreign materials F PM F quiddump jammed _ EPSwatersediment L Screw Failed sensor Position of sensor L Characteristics _ B...

Страница 48: ... _ Pr_ghambientt_re Space issecluded 5 Refrigerant leak 6 Inadequate of refdgerant 7 Weak compressor discharging power _ Different ra_ Srr_ capadty 8 Fan does not work 9 Button is positioned at strong 1 Ice in freeezer compartment Externalair inflo_ Rubberfly tot assembly direclJon reverse Dooropens r Week door dosing power I_t not closes _ Stopper malfun_on Gap around g_ ket Corrcac_ d_ oriJon lo...

Страница 49: ...harging hose Discharging hose Evaporation tray located at wrong place location Tray ddp T Damaged _ Breaks holes L Small Capacity Position of drain 1 Compressor compartment operating sounds Compressor sound t Sound from machine itself inserted L_ Sound from vibration Restrainer Rubbery Too hard seat _ Distorted _ Aged L Bumt Stopper Bad Stoppers Not fit assembly inner diameter of stopper _ ilted L...

Страница 50: ... fan _ Fanguideconlac contact _ Shroud burr contact I_ Damping evapo_tor L Ree iduat frostcontact _ Poorlteatrr_ Cordheate_ L Narow evalx_a_ interv_ Unbalance fan sounds _r UrC_alance _ Surface rna_ oonditJ_s I _ M_ppen a Bun L_ Iceon _e far_ Air intake cppositetornot_ rubber assembly Motor shaft _ SL_l_ter dlsorled contact sounds rlteddudng mot_asserrbly t Resonance Eval 3rator noise T Evap _a_ p...

Страница 51: ...Travlel distance Bad connection _ Bad terminal contact P U liquid leak 1 Lead wire is damaged Wire damage when assembling P T C Cover Outlet burr in the bottom plate Pressed by cord heater lead wire evaporator pipe 2 Exposed terminal _ Compressor Compartment terminal Touching other components Freezer compartment terminal Touching evaporator pipe 3 Faulty parts Transformer _ Coil contacts cover L W...

Страница 52: ...ation Hinge4_b i_a_tl _fla_ess Nowashe_ No_easeald notenough qua _ Malfunction _ Not closed Int_ferencebetweendoorlin_ _ _ner_ine_ L_ Ref_ Stopper_ ouL com periment is opened whenfreezer compaW__s dosed fa_ stoppeO Badfreezer comet _ assembly Nostoppe_ 2 Odor Temperature of High _ Fau_damper con_ refrigerator _ Bulton issetar_eak compartment t_ Dooris open in_ by food Deodorizer _ Nodeodo4zer _ Po...

Страница 53: ...with testerf if it is 0_ t is shorted Find and remove the cause of problem ex short high voltage low voltage Replace with rated fuse Replace with rated fuse after confirming its specification If fuse blowns out frequently reconfirm the cause and prevent If resistance is infinite replace it with new one If it is not infinite it is normal Check other parts During forced operation Operates Check othe...

Страница 54: ...heck operation Door cannot press door switch button Check visually Check the clearance between the refrigerator and wall 50 mm in minimum Check dust on the gdll in compressor compartment Check dust on the coils condenser Measures Replace fan motor Reconnect and reJnsert Maintain clearance and remove ice Repair and or replace shroud if fan is constrained by shroud deformation Confirm icing causes a...

Страница 55: ...ts Cu Fe Fe Fe 4 Check bending area of wire condenser pipe in compressor compartmer_ cracks can happen during bending 5 Check other parts compressor compartment and evaporators in freezer compartment Check frost formation on the surface of evaporator in the freezer compartment If the frost forms evenly on the surface it is OK If it does not it is not good Measures Weld the leaking part recharge th...

Страница 56: ...rms partly on the evaporator in the freezer compartment Check sequence 1 Check cooling fan operation 2 Check that cooling fan is disconnected from the motor Heat up compressor discharging weld joints with touch disconnect the pipes and check the clogging Remove the causes of clogging weld evacuate and recharge the rofdgerant If it s warm it s OK If it s not condenser discharging line weld joints m...

Страница 57: ...ng Gap between Sucking duct and Heater plate Ice in the gap Wrong heaterrating or wrong assembly Heating wire is short and wire is cut Parts replacement Refer to parts explanations 1 Push out impurities by inserting copper wire Turn off more than 3hours and pour in hot water if frost is severe 2 Put in hot water to melt down frost 3 Check the water outlet 4 Push the heater plate to sucking duct ma...

Страница 58: ...inflow and discharge and bad defrosting due to faulty contact and insertion bad connector insertion into housing of heater melting fuse and motor fan 2 Check by inserting soft copper wire into the duct soft and thin copper not to impair heating wire 1 Turn on power open or close the door check that motor fan operates If it operates motor fan is OK 2 Disconnect parts in the refrigerator compartment...

Страница 59: ...efrigerator compartment Check gasket attached conditions Check door assembly conditions Check refrigerator compartment is overcooled when button pressed on weak Check parts are faulty Check frost on the evaporator after dissembling shroud and fan gdlle Check ice on intake port of freezer and refrigerator compartment Check food interferes with door closing Check ice on the ceilings Be acquainted wi...

Страница 60: ...freezer compartment door Check gasket attachment Correct the gasket attachement Replace when it can not Faulty gasket conditions conditions and replace it be repaired Faulty assembly Check door assembly conditions Door assembly and replacement Replace defective parts 3 Over freezing in the freezer compartment Faulty MICOM Refrigerator operates pull down Check if it is operated intermittently The T...

Страница 61: ...rtion depth and blade damage 3 2 Check the interference with structures 3 3 Check fan motor 3 4 Check fan motor rubber insertion and aging conditions 4 1 Same as fan confirmation in the refrigerator 4 2 Check drip tray leg insertion 4 3 Check the screw fastening conditions st condenser and drip tray 1 Maintain horizontal level 2 Replace rubber and seat if they are sagged and aged 3 Insert rubber w...

Страница 62: ... compressor stopper vibration 4 1 Check vibration of front and rear moving wheels 5 1 Touch other structures and parts 1 1 Check time and place of sound 1 Reassemble the vibrating parts and insert foam or cushion where vibration is severe 2 Leave a clearance where parts interfere with each other 3 Reduce vibration with rubber and restrainer if it is severe especially compressor and pipe 4 Replace ...

Страница 63: ...estrainer attachment conditions on the evaporator and capillarytube weld joints Checkthe soundwhen compressoris turned on Checkthe sound whencempressoris tumedoff Cheekthesoundbyopeningand closingtherefrigeratororfreezerdoors Check the restrainerattached on the evaporator and capillarytube weld joints and attach another restrainer If it is continuous and servere insert capillarytube again depth 15...

Страница 64: ... Chedk food cleanliness Check wet food is wrapped with plastic bowl and bag It happens in the new refrigerator Check the deodorizer odors Dry deodorizer in the shiny and windy place Store the food in the closed container instead of vinyl wraps Clean the refrigerator and set button at strong Clean the refrigerator Persuade customers not to use plastic bag or wraps with wet food or odorous foods Dry...

Страница 65: ...erminals circuit in circuit explanation PCB electric terminal Check fuse in PCB electric Replace PCB fuse fuse is burnt out terminal with a tester STIR Parts are Check if STR No 2 and 3 pins Replace parts Applicable to damaged are cut when power is off model with dispenser Abnormal Bad connection Lead Wire connecting Check Lead Wire terminals Reconnect Lead display LED between Main PCB main PCB an...

Страница 66: ...e of sensor in circuit Freezer sensor is Confirm the color of sensor in Repair main PCB explanation substituted for other circuits main PCB sensor sensor housing sensor housing Defective freezer fan motor Check fan motor lead wire with a tester Measure the voltage between PCB power blue line and fan motor after pressing test switch of Main PCB If the voltage is normal it is OK Fan motor lead wire ...

Страница 67: ...gn materials in AC Check AC damper baffle Remove foreign damper baffles visually materials Ice formation on AC Check if AC damper Heater Replace AC damper damper baffles wire is cut with a tester or refrigerator controt Box Assy Defective refrigerator Defective refrigerator Check the resistance of Reptaca refrigerator Refer to sensor sensor sensor parts refrigerator sensor with a tester sensor res...

Страница 68: ...Defective Buzzer Defective connecting lead wire from Check lead wire related to door Repair lead wire buzzer continuously main PCB to door switch switch with a tester dngs or door Defective door switch parts Refer to door switch in parts repair Replace door switch opening alarm guide does not work Defective Check input wire with a tester display button Buzzer does not ring and key does not sense e...

Страница 69: ...ith lever Repair lead wire dispenser are not Main PCB to lever switch sw_tch with a tester dispensed Defective lever switch parts Refer to door switch in parts repair guide Replace lever switch Defective photo coupler IC parts Check voltage change at photo coupler Replace photo output terminals with lever switch coupler IC or PCB pressed It is OK if voltage change is between 0V 5V Defective relay ...

Страница 70: ...plate vacuum EA High and low Vaccum efficiency can be improved by vacuum EA piping Pressure sides are evacuated at the same time for models above 20_ Use R134a exclusive manifold operating compressor dudng evacuation To protect The rubber pipes for R12 refrigerant Sheli mixing of be melted when they are used for R134a mineral and refhgerant ca uses of leak ester oils Pipe EA Use R13 4a To protect ...

Страница 71: ...frigerator operates Weld carefully alter inlet pinching Check leak at weld joints Minute leak Use electronic leak de_ector E Big leak Check visually or fingers Note Do not use soapy water for check Cheek eoo_ing capacity 1_3 Check radiator manually to see if warm Check hot line pipe manually to see if warm Check frost tormatJion on the whole surface of the evaporator Remove flux from the silver we...

Страница 72: ...he order is not observed oil leak will happen Evaporator _e side 3 Replacement of dder 1 Be sure to replace drier with R134a only when repairing pipes and injecting refrigerant 4 Nitrogen blowing 1 Weld under nitrogen atmosphere in order to prevent oxidation inside a pipe welding Nitrogen pressure 0 1 0 2 kg em2 5 Others 1 Nitrogen or refrigerant R134a only should be used when cleaning inside of c...

Страница 73: ...ondenser Intake KEYPOINTING Welding without nitrogen blowing produces oxidized scales inside a pipe which affect on performance and reliability of a product When replacing a drier Weld _ and _ pads by blowing nitrogen 0 1 0 2kg cm 2 to high pressure side after assembling a drier When replacing a compressor Weld _ and _ parts by blowing nitrogen to the low pressure side Note For other pads nitrogen...

Страница 74: ...keep 5g in the winer and 59 in summer Charging sequence 1 Check the amount of refrigerant supplied to each model after completing vacuum degassing 2 Evacuate bombe with a vacuum pump 3 Measure the amount of refrigerant charged Measure the weight of an evacuated bombe with an electronic scale Charge refrigerant into a bombe and measure the weight Calculate the weight of refrigerant charged into the...

Страница 75: ...andard Regulations For Heavy Repair Observe the safety precoutions for gas handling 2 Use JIG or wet towel in order to prevent electric wires from burning during welding In order to prevent insulation break and accident 3 The inner case shall be melted and insulation material polyurethane shall be burnt if nat cared during welding inner case parts 4 The copper pipe shall be oxidized by overheating...

Страница 76: ...erence Drawings PIPEASSY HOTLINE Freezer Copper Brazer Copper CAP TUBE DRIER ASSY N PiPE ASSY SUCTION 7 i Copper Brazer PiPE ASSY PIPE ASSY HOT LINE RefdgeratoO Copper Brazer F Silver Brazer CopperBrazer Copper Brazer Coppper Brazer 98 ...

Страница 77: ... when pipes and internal evaporator in the refrigerator compartment expand and contract as the temperature changes during the refrigerator operation This sound also happens during defrosting twice a day when the ice on the evaporator melts Explain that it comes from the compressor when the refrigerator starts When the refrigerator operates the piston and motor in the compressor rotate at 3600RPM T...

Страница 78: ...ter supply valve in the machine room makes sounds like Whizz _ and water flowing also makes sound When water freezes to ice freezing sounds such as click click are heard When ice is being ejected sounds like Whizz produced by a motor to rotate an ice tray and ice dropping and hitting ice bank sounds are also heard Explain the principles of water supplied to dispenser When the water supply button i...

Страница 79: ... kept in the door rack please ask to keep it in the roffigerator compartment shelf It wtl then become cooler Explain the characteristics of ice cream The freezing point of ice cream is below 15 C Therefore ice cream may melt if it is stored in the door rack Store ice cream in a cold place or set the temperature control button of a freezer at strong position Check the position of temperature contro...

Страница 80: ...4 hours and then set the temperature control button at strong Explain the basic principles of frost formation The main causes for frosting Door was left open Air penetration through the gasket Too frequent door opening parties etc Hot foods are stored before they are cooled down The temperature of freezer is 19 C if temperature is set at MID If hot air comes into the refrigerator fine frost forms ...

Страница 81: ...ed in the air tight container or wrapped Be sure to store wet foods in the air tight container or in the wrap When should the power be connected You can connect the power right after the installation But if the refdgerater was laid flat during transportation for a long pedod of time and the refrigerant and compressor oils are mixed up then this will affect badly the performance of a refdgereter Be...

Страница 82: ...EXPLODED VIEW FREEZER DOOR PART GR P247 GR P207 GR L247 GR L207 4 109 ...

Страница 83: ...EXPLODED VIEW Ref No GR L247 GR L207 GR B247 GR B207 REFRIGERATOR DOOR PART Optional part I I 112 ...

Страница 84: ...EXPLODED VIEW REFRIGERATOR COMPARTMENT Optional part 114 ...

Страница 85: ...EXPLODED VIEW ICE WATER PART Optional part 115 ...

Страница 86: ...EXPLODED VIEW MACHINE COMPARTMENT Optional part I I 116 ...

Страница 87: ...EXPLODED VIEW DISPENSER PART tm____ _J I_ 117 ...

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