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REFRIGERATOR

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

MODEL : LSMX214ST

COLOR : STAINLESS(ST)

SMOOTH BLACK
SUPER WHITE

Содержание LSMX214ST

Страница 1: ...REFRIGERATOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL LSMX214ST COLOR STAINLESS ST SMOOTH BLACK SUPER WHITE ...

Страница 2: ...HE PULLOUT DRAWER 14 17 4 ADJUSTMENT 18 19 COMPRESSOR 18 PTC STARTER 18 OLP OVERLOAD PROTECTOR 19 TO REMOVE THE COVER PTC 19 5 CIRCUIT DIAGRAM 20 6 TROUBLESHOOTING 21 25 COMPRESSOR AND ELECTRIC COMPONENTS 21 OTHER ELECTRICAL COMPONENTS 22 SERVICE DIAGNOSIS CHART 23 REFRIGERATION CYCLE 24 25 7 OPERATION PRINCIPLE REPAIR METHOD OF ICEMAKER 26 28 8 DESCRIPTION OF FUNCTION CIRCUITS ERROR CODES 29 45 9...

Страница 3: ... Heater Defrost Embossed Metal VCM Stainless Bar ABS Resin Polyurethane Foam DOOR DESIGN DIMENSIONS inches NET WEIGHT pounds COOLING SYSTEM TEMPERATURE CONTROL DEFROSTING SYSTEM DOOR FINISH HANDLE TYPE INNER CASE INSULATION ITEMS SPECIFICATIONS Description LSMX214ST Depth w Handles Depth w o Handles Depth w o Door Depth Total with Door Open Height to Top of Case Height to Top of Door Hinge Width W...

Страница 4: ...age needs MODULAR DOOR BINS Three interchangeable bins can be arranged to suit your storage needs REMOVABLE ICE STORAGE BIN The ice storage bin can be removed to fill ice buckets coolers or pitchers INTERIOR LAMPS Two separate LED arrays light the freezer and refrigerator interiors CAN STORAGE BIN FIXED DOOR BIN INTERIOR LAMP 1 2 3 4 5 6 7 ...

Страница 5: ...ul that door does not fall forward 7 Place door inside facing up down onto a non scratching surface Right Door FIG 3 1 Open door Loosen top hinge cover screw 1 Lift up cover 2 2 Disconnect door switch wire harness Remove cover 3 Disconnect wire harness 3 4 Remove the grounding screw 4 4 Rotate hinge lever 5 clockwise Lift top hinge 6 free of hinge lever latch 7 CAUTION When lifting hinge free of l...

Страница 6: ... securely into place Note Make sure that no part of gasket bracket edge protrudes from beneath door frame edge 2 Remove gasket bracket clips There are two clips on each door Start bracket removal near one of the middle clips 1 Pull gasket back to expose gasket bracket clip and door frame 2 Insert a flat tip screwdriver into seam between gasket bracket and door frame and pry back until clips snap o...

Страница 7: ...32 wrench 3 Use the wrench Included with the User Manual to adjust the bolt in the door hinge to adjust the height CCW to raise or CW to lower the height 3 4 FAN AND FAN MOTOR EVAPORATOR 1 Remove the freezer shelf If your refrigerator has an icemaker remove the icemaker first 2 Remove the plastic guide for slides on left side by unscrewing phillips head screws 3 Remove the grille by removing one s...

Страница 8: ... defrosting 1 Pull out the grille assembly Figure 10 2 Separate the connector with the Defrost Control assembly and replace the Defrost Control assembly after cutting the Tie Wrap Figure 11 Figure 10 Figure 11 GRILLE ASSEMBLY DEFROST CONTROL ASSEMBLY Cover Lamp LED Assembly Case Lamp 3 6 LAMP Unplug Refrigerator or disconnect power at the circuit breaker If necessary remove top shelf or shelves 1 ...

Страница 9: ...TION When replacing the dispensor cover in the reverse order of removal be careful that the lead wire does not come out and the water tube is not pinched by the dispensor 3 If nozzle is interfered with button push and pull out the bottom of button 4 Rmove the connected part of Lead wire 3 10 DISPLAY PCB As shown below remove 1 case PCB fixing screw Remove the display PCB fixing screw 3 11 ICE BUTT...

Страница 10: ...WATER BUTTON ASSMEBLY 1 Romove screws 2 Grasp the Button assembly and lift up Button Lever 3 14 CAP DUCT MOTOR REPLACEMENT 1 Separate the Housing of the Cap Duct Motor 2 Unscrew 3 screws to disassemble the motor 3 When replacing to a new Motor always hold the Duct Door with your hand to install the Motor 4 Assemble on the screws 5 Contract the Housing Cap Duct Motor Duct Door ...

Страница 11: ...parates a ground connection screw 3 17 AUGER MOTOR COVER 1 After removing the icemaker remove the 5 stainless screws holding the auger motor cover shown in the picutres below 2 Grip the bottom of motor cover assembly and pull out it 3 Disconnect wire harness of motor cover assembly There is a auger motor on the back as shown in the picture Auger Motor Icemaker Power Full detection Signal ...

Страница 12: ...icture 3 21 HOW TO INSERT A DOOR ICE BIN 1 Insert the Ice Bin slightly tilting it to avoid touching the Icemaker especially ice maker lever Insert the ice bucket carefully avoid contacting the automatic shut off arm 2 Lift the lower part slightly 3 Take the Ice Bin out slowly ...

Страница 13: ...emove the gear from the left side first by releasing the tab behind the gear place a screwdriver between the gear and the tab and pull up on the gear Second Remove the center rail Third Remove the gear from the right side by following the same steps for the left side NOTE THIS TAB MUST BE PUSHED IN TO RELEASE THE GEAR Step 4 Lift the freezer door up to unhook it from the rail support and remove Pu...

Страница 14: ...will align itself by pushing the rails all the way into the freezer section Pull the rails back out to full extension Step 5 Reinstall the freezer door by inserting the rail tabs into the guide rail Step 6 Reinstall the two screws into the guide rails one from each side Step 7 Reinstall the lower basket and close the freezer door Step 3 Insert the rail into the left side gear and insert the gear i...

Страница 15: ...ut the Cilp Then press te collet to separate the tube from the connector and pour out the water until emptied Mechanical Cover Housing MOTOR COVER 2 Pull and separate the FAN ASSEMBLY and MOTOR turning counterclockwise based on the MOTOR SHAFT The assembly is in the reverse order of the disassembly and take special care for the following details 1 Be careful not to bend the tube during assembly 2 ...

Страница 16: ...rawer open to full extension Remove the drawer and Ice Bin lifting the basket from the rail system 3 26 BOTTOM DRAWER To remove the freezer drawer pull the drawer open to full extension Remove the lower DuraBase basket by lifting the basket from the rail system ...

Страница 17: ... the PTC designed for the compressor and make sure it is properly attached to the compressor Parts may appear physically identical but could have different electrical ratings Replace parts by part number and model number Use only approved substitute parts 4 2 PTC STARTER 4 1 2 Composition The compressor includes overload protection The PTC starter and OLP overload protector are attached to the out...

Страница 18: ...de the OLP and the OLP protects the Motor by cutting off the current flowing to the Compressor Motor 4 5 2 Role of the OLP 1 The OLP is attached to the Sealed Compressor used for the Refrigerator It prevents the Motor Coil from being started in the Compressor 2 For normal operation of the OLP do not turn the Adjust Screw of the OLP in any way 1 Remove the Cover Back M C 2 Disconnect two housing up...

Страница 19: ...5 CIRCUIT DIAGRAM 19 ...

Страница 20: ...ltage Applied voltage isn t in acceptable range 115V 10 Check resistance of motor compressor Check resistance between M C S C and M S in Motor compressor Replace compressor Check resistance of TSD Starter Check resistance of two terminals in TSD Starter Refer to page 12 Check OLP Check resistance of two terminals in OLP Check starting state Check the power supply under load Compressor attempting t...

Страница 21: ...No 5 and 6 of PTC Starter with a tester Figure 19 Separate OLP from compressor and check resistance value between two terminals of OLP with a tester Figure 20 Check another electric component Replace OLP Observation value is 115V 60Hz 6 8 30 The resistance value is 0 short or open Replace TSD Starter Shows continuity Open Figure 19 Figure 20 ...

Страница 22: ...ly Seal liquid foods with wrap Put in foods after they have cooled down Don t open the door too often and close it firmly Condensation forms in the Exterior Case Check if the ambient temperature and humidity of the surrounding air are high Is there a gap in the door gasket Wipe moisture with a dry cloth It will disappear in low temperature and humidity Fill up the gap There is abnormal noise Is th...

Страница 23: ...ing of the refrigerant MOISTURE CLOG Cooling operation stops periodically Flowing sound of refrigerant is not heard and frost melts Lower than ambient temperature Cooling operation restarts when heating the inlet of the capillary tube CLOGGED BY DUST COMP RESSION Freezer and Refrigerator don t cool Low flowing sound of refrigerant is heard and frost forms in inlet only A little higher than ambient...

Страница 24: ...est Very Slow None Equalization Test Very Fast Fast Very Fast Inefficient Compressor Partial Restriction Complete Restriction Condenser Temperature Cap Tube Sound Yes No Air Low Side Leak Loss of Change Very Slow Faint Hotter than Normal None to Weak Room Temperature Compressor Not Pumping Trace of Oil Undercharge The equalization test is trying to restart a compressor using a start kit after it h...

Страница 25: ...bin is full Park Position Reaches Start Position Fill Performs Ice Making Mode after supplying water by operating the SOLENOID in ICE VALVE Test Mode To operate LINE and SERVICE press and hold the Fill Key for 3 seconds The icemaker will run through 3stages Harvest Fill Icemaking 1 Turning the Icemaker stop switch off O stops the ice making function 2 Setting the Icemaker switch to OFF and then tu...

Страница 26: ...y of ice in the ice storage bin while rotating with the EJECTOR A Ice storage bin is full The EJECTOR stops heater off B Ice storage bin is not full The EJECTOR rotates twice to open for ice If the EJECTOR does not rotate once within 5 minutes in B mode separate heater control mode starts operating to prevent the EJECTOR from being constrained It is recommended that the user open for ice to return...

Страница 27: ...e sure that the wire on each sensor is connected CONTENTS None Open or short circuited wire 7 3 DEFECT DIAGNOSIS FUNCTION 7 3 1 ERROR CODES shown on Ice Maker water supply control panel 7 2 4 Function TEST 1 This is a forced operation for TEST Service cleaning etc It is operated by pressing and holding the Fill Key for 3 seconds 2 The test works only in the Icemaking Mode It cannot be entered from...

Страница 28: ...eactivated with no light on 2 To lock the display the dispenser and the control panel press and hold the LOCK button for 3 seconds LOCK is activated with light off 3 The LOCK button is the only control feature that remains active in the locked state The buzzer sound other control buttons and the dispenser are deactivated 4 To release from the locked state press and hold the LOCK button again for 3...

Страница 29: ...iagnosis function table for failure display 8 1 9 Icing Fan 1 The Icing Fan is controlled by the the sensor on the top of the ice room 2 The Failure sensing mathod is the same as in the fan motor of the freezer refer to failure diagnosis function table for failure display 8 1 5 Ice Plus selection Please select this function for quick freezing When you press the Ice Plus Button the Ice Plus ICON wi...

Страница 30: ...on will start seven minutes after defrost is completed and it shall operate for three hours 4 If Ice Plus is selected within seven minutes after compressor has stopped the compressor compressor delays seven minutes shall start after the balance of the delay time 5 The fan motor in the freezer compartment runs at high speed during ICE PLUS 6 For the rest of the 21 hours the freezer will be controll...

Страница 31: ...nosis function 8 1 14 4 Defrosting won t function if its sensor is defective wires are cut or short circuited 8 1 14 Defect Diagnosis Function 1 Automatic diagnosis makes servicing the refrigerator easy 2 When a defect occurs the buttons will not operate 3 When the defect CODE removes the sign it returns to normal operation RESET 4 The defect CODE shows on the Refrigerator and Freezer Display LED ...

Страница 32: ...ERROR CODE on display panel NOTE In the case of Room Temperature Seneor Error Er rt appears on the Display when ICE PLUS KEY and Freezer Temp KEY pressed at the same time for one second 32 ...

Страница 33: ...ller 3 While in the test mode the function control button is not recognized but the recognition tone sounds 4 After exiting the test mode be sure to reset by unplugging and then plugging in the appliance 5 If an error such as a sensor failure is detected while in the test mode the test mode is cleared and the error code is displayed 6 While an error code is displayed the test mode will not be acti...

Страница 34: ... Vdc and the MICOM and IC 5 Vdc The voltage for each part is as follows VA1 is a part for preventing over voltage and noise When 230V or higher power is applied the inside elements are shortcircuited and broken resulting in blowout of the fuse in order to protect the elements of the secondary part of the TRANSFORMER PART VOLTAGE VA 1 115 Vac CE 3 12 Vdc CE 4 15 5 Vdc CE 5 5 V ...

Страница 35: ...Pin6 Con3 Pin1 Pin Number Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Con3 Pin2 Output Voltage 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC 115 VAC LAMP R LAMP F Con3 Pin9 Con3 Pin7 Con3 Pin2 Con3 Pin2 115 VAC 115 VAC 2 1 APPLY For AC Lamp Model Optional MOTOR OFF MOTOR ON Pin2 3 of con4 2V or less 13V 15V 2 2 Freezing compartment fan To measure outputs of the control board chec...

Страница 36: ... 36 MOTOR OFF MOTOR ON Pin8 9 of con4 2V or less 10V 14V 2 3 Machine compartment fan MOTOR OFF MOTOR ON Pin5 6 of con4 2V or less 10V 14V 2 4 Icing compartment fan ...

Страница 37: ...re Icing sensor temperature and defrost sensor temperature for defrosting and the indoor temperature for compensating for the surrounding temperature into MICOM Opening or short state of each temperature sensor are as follows SENSOR Freezer sensor Refrigerator sensor Defrosting sensor Room Temperature sensor Icing sensor CHECK POINT POINT Voltage POINT Voltage POINT Voltage POINT Voltage POINT Vol...

Страница 38: ... 3 38 4 30 24 1 19 5 15 9 13 11 8 9 6 2 4 3 TEMPERATURE 20 C 15 C 10 C 5 C 0 C 5 C 10 C 15 C 20 C 25 C 30 C 40 C 50 C 8 3 RESISTANCE SPECIFICATION OF SENSOR The resistance of the SENSOR has a 5 tolerance Measure the resistance of the SENSOR after leaving it for over 3 minutes in the measuring temperature This delay is necessary due to sensor response speed ...

Страница 39: ...open and close the damper To open the damper push test button once To close the damper push test button twice Circuit Auger Motor Solenoid Cube Solenoid Dispenser Door Water Valve Pin Number Con2 Pin4 Con2 Pin12 Con2 Pin10 Con2 Pin11 Pin Number Con2 Pin2 Con2 Pin2 Con2 Pin2 Con2 Pin2 Output Voltage 115 VAC 115 VAC 115 VAC 115 VAC ...

Страница 40: ... 40 8 2 6 LED in Refrigerator Freezer room Apply for LED Model Optional Circuit LED Module Pin Number Con6 Pin14 Pin Number Con6 Pin15 Output Voltage 12 VDC ...

Страница 41: ...OTOR and the connection of the black wire of the MAIN PWB CONNECTOR CON4 2 If refrigerant is leaking Measure the amount of frost sticking on EVAPORATOR and the surface temperature of the condenser pipe Refrigerant leakage Replace the leaking part and replace any lost refrigerant OLP PTC is poor COMPRESSOR RELAY is poor Replace MAIN PWB THE CONNECTING WIRE is poor Check the connection of the black ...

Страница 42: ...MAIN PWB CONNECTOR DEFROST SENSOR is poor Replace DEFROST SENSOR HEATER RELAY is poor Replace RY4 of MAIN PWB 2 If amount of cool air from FAN MOTOR is sufficient Make sure that the amount and speed of cool air are sufficient by touching the check supplied on the REFRIGERATOR 3 Door Line contact Check door seal when door is closed FAN MOTOR is poor Replace FAN MOTOR Passage of cool air is blocked ...

Страница 43: ... 43 8 4 MAIN PWB ASSEMBLY AND PARTS LIST 8 4 1 Main PWB Assembly ...

Страница 44: ... 44 8 4 2 Dispenser Drive PWB Assembly ...

Страница 45: ...3D 158A S11 120B 282G S08 145A 282F 302B S14 262B B02 323B 319A 319C S20 420A 309B 329C 312C 312A 310B 314A 300A 316A 318A 105A 317A 249M 262H S14 249D 249C B02 S12 S12 145B 610A S10 271D B01 610D 207A S03 402A 406D 610B 313A 411A 500A 410G S02 408A 405F S17 B04 315C 315B 315B 315C 407B 315A 103C 404A 405C 405B 329A 316B 400A 303A 304A 303B 332C S16 407A 610C 249L 406B 303C 409E 158B 503F 283B 283...

Страница 46: ...FREEZER PARTS CAUTION Use the part number to order part not the position number 131A 250G 203D 136B 250G 251A 251B 237C 136A 203C ...

Страница 47: ...R PARTS CAUTION Use the part number to order part not the position number on some models 162A 145D 162B 146E 151A 151C 161A 151B 154A 141D 161C 161B 141C 141B 141A 141C 141B 141A 141A 141B 141C 140A 142D 142B 142A ...

Страница 48: ...241B 234A 233D 233A 231A 212G 234C B05 250B 249E 249J 203A 201A 200A 200B 249F 250B 249K B06 212D 250B 249E 249J B06 212D B06 250A 203B 201B 249K 250B 249F B06 244A B05 243A 243D 262C 262E 312B B05 244A 615A 619B 603C 603C 616H 250A 262C 243B 243C 233C 234D 233B 231B 230B 230A B05 241D 241D 241E 241G ...

Страница 49: ...DISPENSER PARTS CAUTION Use the part number to order part not the position number 276A 276B 405A 279I 278B 279H 279J 402C 402C 278C 402C 278C 501D 279B 281A 278D 279D 500C 279E 501A 279A 281B 275A 279C ...

Страница 50: ...ICE MAKER PARTS CAUTION Use the part number to order part not the position number 619E 603B 619A 627A 627B 616F 616D 625A 616G 623B 616G 623B 616J 603C 616D 616J 617A S31 S32 ...

Страница 51: ...ICE BANK PARTS CAUTION Use the part number to order part not the position number 6 630C 6 606A 614A 630E 630D 630L 630N 630M 630K 630A 630C 630F 630B 611A 600A 630J 600B 612A 630H 630G ...

Страница 52: ...P No MFL48178820 MAR 2010 Printed in Korea ...

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