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Содержание LRTPC1831BK and

Страница 1: ...isper Used to keep fruits and vegetables fresh and crisp Lamp Freezer Door Bin Door Cooling On the refrigerator door the cold air passageway is installedto supply cold air to the doorside of the refrigerator compartment Egg Tray Can Server Dairy Corner Can Storage Adjustable Door Bin Refrigerator Door Rack Base Grille Push the grille toward the refrigerator until it snaps into place J Leveling Scr...

Страница 2: ...nge to the body to remove the refrigerator door only 3 2 DOOR SWITCH 1 To remove the door switch pull out it with a slotted type driver as shown in figure 9 2 Disconnect the lead wire from the switch LEAD WIRE DOOR SWITCH Figure 9 3 3 THERMOSTAT 1 Remove Control Box R by loosening 2 screws attached to coiling of Refrigerator compartment Figure 10 2 Separate the thermostat and dial knob R 3 Remove ...

Страница 3: ...Defrost Control assembly and replace the Defrost Control assembly after cutting the Tie Wrap Figure 14 I I Figure 13 HOLDER FUSE Figure 14 3 6 LAMP REFRIGERATOR ROOM LAMP Figure 16 1 3 6 1 Refrigerator room lamp 1 Unplug the power cord from the outlet 2 Remove refrigerator shelves 3 Release the hooks on both ends of the lamp shield and pull the shield downward to remove it 4 Turn the lamp counterc...

Страница 4: ...lows in both main coil and sub coil After the starting is over the current in subcoil is cut off The proper features of PTC play all the above roles So PTC is used as a motor starting device 4 2 3 PTC Applied Circuit Diagram According to Starting Method for the Motor OVERLOAD PROTECTOR O L P PTC _ _ _a_ COMPRESSOR PTC STARTER HERMETIC TERMINAL RSlR Figure 19 4 2 4 Motor Restarting and PTC Cooling ...

Страница 5: ...just Screw of the OLP in any way for normal operation of the OLR Composition and connection diagram of OLP 5 CIRCUIT DIAGRAM CONTACTING POINT COVER BIMETAL ONTACT NG q PO NT I l TERMINALS I I BIMETAL ADJUST SCREW HEATER Figure 21 CIRCUIT DIAGRAM IL YL I i i ICEMAKER CC ICE Mi_R O_ pART BL _ERMQ6TAT DEFRO6T TIMER E R3H pART CAPACITORPART P T CSTARTER I AMP F PART CAPACITORS IH E PLUGl_fPE F _R_ I P...

Страница 6: ...ck the resistance of Motor Compressor Check the resistance of PTC Starter heck the resistance among M C S C and M S in Motor Compressor F heck the resistance i of two terminals in PTC Starter N_O YES __ Replace Compressor YES NO _ Replace PTC Starter Check OLR YES b Check if applying I_OLP works within i YES _ _ a regular OLR L 30 sec in forcible OLP I r I I operation byturning _ Replace OLR i Hin...

Страница 7: ...Figure 22 _1 _gure Replace OLR 21 _igure 22 Normal operation of the Defrost Timer is impossible No defrosting Poor cooling i Position the Cam Shaft to the point of first click sound and check the current flowing between terminals No 1 brown and No 2 bright orange Next position the Cam Shaft to the point of second click sound and check the current flowing between terminals No 1 brown and No 4 black...

Страница 8: ...rent flows Poor contacting _ to starting devices and broken Check current flowing Shorted L in sub coil of Compressor Check capacity of OLE The items described above are normal Check current flowing of the door S W Check current flowing in the Fan Motor Check the running condition of Timer Check current flowing of the following components Defrost Thermostat Fuse M Check current flowing of the foll...

Страница 9: ...often or check if the door is closed it firmly Dew forms Check if ambient temperature and humidity Wipe dew with a dry cloth This occurrence in the Exterior Case of surroumcling air are high is solved naturally in low temperature and humidity Is there gap in the door gasket Fill up the gap Abnormal Is the set positioned in a firm and even place Adjust the Adjust Screw and position noise in the fir...

Страница 10: ...ost isn t temperature Refrigerant co _ Refrigeratordon tcooL formed MOISTURE Cooling operation Flowing sound of refrigerant Lower than Cooling operation restarts CLOG stops periodically is not heard and frost melts ambient when heating the inlet of temperature capillary tube o COMP Freezer and Low flowing sound of A little higher Low pressure at high side O mo RESSlON Refrigerator refrigerant is h...

Страница 11: ...and low pressure sides Vacuum efficiency can be improved are evacuated at the same by operating compressor during time for models above 200 l evacuation Vacuum EA Use R 134a exclusive To protect mixing The rubber pipes for R 12 refrigerant piping manifold of mineral and shall be melted when they are used for ester oils R 134a refrigerant causes of leak Pipe EA Use R 134a exclusive To protect R 12 ...

Страница 12: ...peration for dropping ices of ice removing tray from the ice bank If ices are not fully filled Perform ice removing control after supplying water to the ice removing tray by operating solenoid of the ice valve As operation for the assembly line and service of refrigerator pressing a l Maker Test Switch allows to operate in the order of initial _ ice removing _ water supply control step 1 Turning t...

Страница 13: ..._ SWf SW2 SW3 SWtTH OFF SWITCH NO _TIME OFF OFF OFF O Ss_ ON OFF OFF 9 sec OFF ON OFF 10 _c ON ON OFF II SeC OFF OFF ON 12 sec ON OFF ON 13 _c OFF ON ON 14 sec ON ON ON 15 sec Remarks The quantity of water supply may differ depending on the setting status of the dip switch or on water pressure as water supply method is of a pattern of direct connec tion to water cock 3 The change of the quantity o...

Страница 14: ...e maximum dis tortion status and makes ices be separated from the ice making tray In this case ice detecting lever automatically oper ates lifting operation with ice removing operation 4 Ice removing control positively rotates CW the ice removing motor and stops it for a second as it considers as maximum distortion point ice detecting axle 160 if the sensor signal changes from the Off status low t...

Страница 15: ...evel the status immediately performs ice removing operation irrespective of the ice generation conditions of the ice making tray Caution shall be exercised as water may overflow if operating the test function at the water status that ice making is not done A cycle of water supply is performed at the level adjusting operation after ice removing operation Therefore the test button allows to check pr...

Страница 16: ... ice removing motor IC5 and auxiliary circuit is normal HALL IC Defect between PIN NO 20 of IC1 boards Be sure ice removing and returning to the level when pressing the TEST S W Defect of ice making KITTEST S W Both ends of TEST S W 3 6 pin of PCB CON2 3 6 are at open status TEST S W Defect between boards PIN NO 19 of IC1 Defect of water supply Water supply valve conduct current Water supply pump ...

Страница 17: ...han 175V is applied 7 4 2 Vibration circuit 2 XIN I ici XOUT MICOM Circuit used for synchronous clock generation for transmitting receiving information of the inside logic elements of IC and basic time generation for calculating time Rated parts must be used as counting time is changed at the IO1 or the OSCl does not operate if SPEC would be changed 7 4 3 Reset circuit CC6 27 RESET Cl _1o4 MICOM T...

Страница 18: ...7 4 4 Load drive circuit 1 Load drive status check P4o IC1 SCK MICOM Load Type Measurement Location ON Condition OFF Water Valve 1V below 12V 22 ...

Страница 19: ... i 2K oo i _ RF1 Rll 62KF cc_i REVERSE 6 FDRWARD 5 I 4 B_ 3 CC8 _ 104 T CC91o4 f CON2 8 7 6 5 T 3 2 I ICE MAKER TEST S W 1 ICE MAKER SENSBR This circuit is a circuit used to embody functions such as ice removing full ice detection level noise and ice making tem perature detection of ice making tray ice making container 23 ...

Страница 20: ...7 5 Main PWB Assembly and Parts List 7 5 1 MAIN PWB J 24 ...

Страница 21: ... 2 INR14D271 DD414809BB _TCHING DlO_1N 148 DD400409CC IODE REO_FIEF 1N 00 600JBBOO3A 3IP S W 3P DIP IRH622200A3RIVE IC BA6222 CE2286J618 2200uF 35V ICE10B1H618 I O00uF 25V CE1071H636 LF CAPACITOR 100uF 25V CE4771H618 70uF 25V CE2271F636 220uF 16V CE4751H636 47uF 25V CQ2231N 09 I _C_PAGI _R223 100V OK1020H906 102 25V CK2230HgOB _ER CAPA I _R 223 25V CKIO OHg08 104 50V OSCl AURAT _ _212A_OO2B dIN AM...

Страница 22: ...7 6 PWB DIAGRAM CON1 m Ns p ICE 01 D4 CC6 27 Vss Vass TEST co E_ GOD 0 XIN XOUT RESET 26 ...

Страница 23: ...17 18 6 IC5 4 BA6222 cosoi _1o 20 R9 _ K col _ _ _RF1 Rll _ 162KF cc_i _ CE4 lOOuF 25v T R6 e81 2w t CON2 8 7 6 7 3 1 ICE MAKER MOTOR ICE MAKER TEST S W ICE MAKER SENSOR 22 23 CON101 WATER SUPPLYING TIME CONTROL S W 4 10 12 13 16 24 25 26 27 ...

Страница 24: ...8 EXPLODED VIEW REPLACEMENT PARTS LIST The parts of refrigerator and the shape of each part are subject to change in different localities Capacitors and fuse are optional parts GR T622 GR T722 _ L 28 ...

Страница 25: ... 29 ...

Страница 26: ... 30 ...

Страница 27: ...ICE MAKER PART C 31 ...

Страница 28: ... IN DIFFERENT LOCALtT_S WH WHi_ BL BLUE RD RED GY GRAYPURPLEYL YELLOW BO BRIGHT ORANGE BK BLACK BN BROWN PR PURPLE PK PINK GN GREEN WATER SUPPLYING lIME CONtrOL OPllON I_ CALql0N Please unplug thepower cord Irom thevmJl oulbt swrrcHNO TIME SW1 SW2 SW3 OFF OFF OFF 10 5 sec ON OFF OFF g ec OFF ON OFF 10 sec ON ON OFF 11 sec OFF OFF ON 12 Sec ON OFF ON 13 flec OFF ON ON 14 flec ON ON ON 15 sec ON I S...

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