Smeg GW-P227 Service Manual
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Smeg GW-P227 Service Manual

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SERVICE MANUAL
CAUTION
PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK
BEFORE CHECKING OR OPERATING THE REFRIGERATOR.
Ref No :
GW-P227
Ref No :
GW-L227
http://biz.lgservice.com

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Summary of Contents for Smeg GW-P227

  • Page 1 SERVICE MANUAL CAUTION PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK BEFORE CHECKING OR OPERATING THE REFRIGERATOR. Ref No : Ref No : GW-P227 GW-L227...

  • Page 2: Table Of Contents

    CONTENTS WARNINGS AND PRECAUTIONS FOR SAFETY ........................ 3 SPECIFICATIONS................................... 4 PARTS IDENTIFICATION ................................5 HOW TO INSTALL THE REFRIGERATOR ..........................7 HOW TO ADJUST DOOR HEIGHT OF THE REFRIGERATOR ..................7 HOW TO INSTALL WATER PIPE............................8 HOW TO CONTROL THE AMOUNT OF WATER SUPPLIED TO THE ICEMAKER ............12 MICOM FUNCTION ................................

  • Page 3: Warnings And Precautions For Safety

    WARNINGS AND PRECAUTIONS FOR SAFETY Please observe the following safety precautions in order to 8. Do not fray, damage, machine, heavily bend, pull out, use safely and correctly the refrigerator and to prevent or twist the power cord. accident and danger during repair. 9.

  • Page 4: Specifications

    SPECIFICATIONS 1. Ref No. : GW-P227/L227/C227/B227 ITEMS SPECIFICATIONS ITEMS SPECIFICATIONS DIMENSIONS (mm) 894(W) 753(D) 1753(H) FIRST DEFROST 4 - 5 Hours NET WEIGHT (kg) 128(P227), 123(L227),119(B227),114(B227) DEFROST CYCLE 13 - 15 Hours COOLING SYSTEM Fan Cooling DEFROSTING DEVICE Heater, Sheath...

  • Page 5: Parts Identification

    PARTS IDENTIFICATION 1. Ref No. : GW-P227/L227(INTERNAL FILTER) Cover PWB Dispenser Cover Assembly Water Tube Ice & Water Dispenser Button Home Bar *L227: Non Home bar Freezer Refrigerator Compartment Compartment Milk product corner Lamp Automatic Shelf Icemaker Wine holder (Plastic or wire)
  • Page 6 PARTS IDENTIFICATION 2. Ref No. : GW-P227/L227(EXTERNAL FILTER) Cover PWB Dispenser Cover Assembly Ice & Water Dispenser Button Home Bar *L227: Non Home bar Freezer Refrigerator Compartment Compartment Milk product corner Lamp Automatic Shelf Icemaker Wine holder (Plastic or wire)

  • Page 7: How To Install Refrigerator

    HOW TO INSTALL REFRIGERATOR 1. How to Adjust Door Height of Refrigerator Make the refrigerator level first. (If the refrigerator is not installed on the flat floor, the height of freezer and refrigerator door may not be the same.) 1. If the height of freezer door is lower than that of 2.
  • Page 8 HOW TO INSTALL REFRIGERATOR 2. Connection to Main Water Supply 2-1. Check all correct items (In case of External Filter Models). Before Installation 1. The icemaker requires the water pressure of 1.5 - 1 x Connector type Water Filter 8.5kgf/cm .
  • Page 9 HOW TO INSTALL REFRIGERATOR 2-3. Connection of Water Filter (In case of External Filter Models). Now you have cut the pipe from the back of the appliance to lenght. It needs to be attached to the water filter. The filter is marked with with the direction of the water flow (i.e.
  • Page 10 HOW TO INSTALL REFRIGERATOR 3. When customer uses bottled water. *If customer wants to use bottled water, extra pump should be installed as shown below. 1. The pump system should not be on the floor (it may cause noise and vibration). Securely fasten the inlet and outlet nuts of pump.
  • Page 11 HOW TO INSTALL REFRIGERATOR Install Water Filter (Applicable to some models only) Control box Before Installing water filter 1. Before installing the filter, take out the top shelf of the refrigerator after tilting it to the direction ( ) and lifting it to the direction ( ) and move it to the lower part.
  • Page 12 HOW TO INSTALL REFRIGERATOR 3. How to Control the Amount of Water Supplied to Icemaker. 3-1. Confirm the amount of water supplied to the icemaker. 1. Remove the cover bucket : Lift the cover with a slight twisting. 2. Remove the ice bucket : Lift the lower part slightly and take the ice bucket out slowly. •...
  • Page 13 HOW TO INSTALL REFRIGERATOR 3-2. Control the amount of water supplied to the icemaker. Caution : • Please unplug the power cord from the wall outlet and wait for more than three minutes before disconnecting PCB cover as 310V is applied in the control panel. (+) Driver 1.

  • Page 14: Micom Function

    MICOM FUNCTION 1. Monitor Panel 1-1. LCD88 Light ON /OFF button / Filter reset button (3 seconds) Express freezer. Temperature adjustment button Temperature for refrigerator compartment. adjustment button for freezer Dispenser selection button compartment. Lock button (3 seconds) 1-2. LED88 Temperature Express freezer.

  • Page 15: Micom Function

    MICOM FUNCTION 1-3. Display Second Function 1. Buzzer sound mute Mode The buzzer sound is set to OFF. It activates by sounding the recognition sound of “Ding~” after pressing and holding “Express FRZ” button more than 5 seconds. It inactivates when resetting the mode power. 2.
  • Page 16 MICOM FUNCTION 2. Description of Function 2-1. Funnction of Temperature Selection < 88-LED > Power Division 1st Press 2nd Press 3rd Press 4th Press 5th Press 6th Press 7th Press 8th Press Initially On Change Type-1 ¡C ¡C - ¡C ¡C - ¡C ¡C -...
  • Page 17 MICOM FUNCTION 2-2. Automatic ice maker • The automatic ice maker can automatically make 6 pieces of ice cube at a time, 50~60 pieces a day. But these quantities may be varied according to various conditions including how many times the refrigerator door opens and closes. •...
  • Page 18 MICOM FUNCTION 2-5. Control of variable type of freezing room fan 1. To increase cooling speed and load response speed, MICOM variably controls freezing room fan motor at the high speed of RPM and standard RPM. 2. MICOM only operates in the input of initial power or special freezing operation or load response operation for the high speed of RPM and operates in the standard RPM in other general operation.
  • Page 19 MICOM FUNCTION 2-10. Frost removal function 1. Frost removal is performed whenever total operation time of compressor becomes 7 ~ 7.5 hour. 2. In providing initial power (or returning power failure), frost removal starts whenever total operation time of compressor becomes 4 ~ 4.5 hour.

  • Page 20: Micom Error Code

    MICOM Error Code TROUBLE DIAGNOSIS 1-1. Error Code Summary When you check the Resistance values, be sure to turn off the power. WARNING And wait for the voltage-discharge sufficiently.
  • Page 21 TROUBLE DIAGNOSIS 1-2. Troubleshooting With Error Freezer Sensor Error F-Sensor CON7 white Main PCB white Wiring diagram Is it displayed under picture? Disconnect CON7and measure the value. Is resistance value between pins 1 & 2 of CON7 as Replace below? (WH to WH) F-sensor Is the connection loose? Reconnect...
  • Page 22 TROUBLE DIAGNOSIS Refrigerator Sensor Error R1-Sensor CON8 white Main PCB white Wiring diagram Is it displayed under picture? Disconnect CON8 and Replace measure the value. Is R-sensor resistance value between pins 5 & 6 of CON8 as below? (WH to WH) Is the connection loose? Reconnect (CON8)

  • Page 23: Main Pcb

    TROUBLE DIAGNOSIS Defrost Sensor Error D-Sensor CON7 Main PCB Housing-A Wiring diagram Is it displayed under picture? Replace a Is resistance value between D-Sensor pins 1 & 2 of Housing- A as below? (BO to BO) Pin2 Is the connection loose? Pin1 Reconnect (CON7)
  • Page 24 TROUBLE DIAGNOSIS Defrost Heater Error D-Sensor FUSE-M Main BL/WH DEF-Heater Housing-A CON7 CON3 Wiring diagram Enter the TEST 2 MODE Is it displayed under picture? Replace Is the voltage value MAIN PCB between pins 6(BL/WH) and 5 (BN) of CON3 230 V AC? Pin6 Pin5 Relay operation Test Point...
  • Page 25 TROUBLE DIAGNOSIS Replace Is the resistance value Is the resistance value between pins 6(BL/WH) and Normal Heater of heater like as 5 (BN) of CON3 below? like as below? Pin6 Pin5 Heater Resistance Resistance Pin1 Test Point Result Test Point Result 180 ~ 230 Ω...
  • Page 26 TROUBLE DIAGNOSIS Freezer Fan Error F-FAN Main CON7 Housing Wiring diagram Is it displayed under picture? Does the cold-air come Check fan motor (Connector, out of the top of the main Frozen, Locked) duct? Is the connection loose? Reconnect Is the feedback voltage bet Replace ween pin10 and pin11 of Main PCB...
  • Page 27 TROUBLE DIAGNOSIS Condenser Fan Error CON7 C-FAN Main PWB Housing Wiring diagram Is it displayed under picture? Is the condenser fan Check fan motor rotate? (Connector, Locked, mouse) Is the connection loose? Reconnect Is the feedback voltage Replace between pin8and pin9 of Main PCB CON7 like as below? (from motor to main board)
  • Page 28 TROUBLE DIAGNOSIS Communication Error Hinge CON6 CON101 RD(Rx) RD(Tx) BN(Tx) BN(Rx) DISPLAY MAIN BO(GND) BO(GND) WH/BK(12V) WH/BK(12V) Rx: Receiver Wiring diagram Tx: Transmitter Is Er-CO displayed? Display PCB Is the voltage between pin1 and pin3 of CON101 0 V or 5 V? Replace the Display PCB Pin3...
  • Page 29 TROUBLE DIAGNOSIS Main PCB MAIN PCB Reconnect Is the voltage between pin4 and Is the connection loose? pin5 of CON6 0 V or 5 V? Replace the Main PCB Pin5 Pin4 Main PCB Is the voltage between pins 4 Replace the Transmitter Voltages Main PCB and pin 6 of CON6 0V or 5V?
  • Page 30 TROUBLE DIAGNOSIS Refrigerator2 Sensor Error R2-Sensor CON8 Main PCB Wiring diagram Is it displayed under picture? Disconnect CON8 and measure the value. Is resistance value between Replace a pins 7 & 8 of CON8 as R2-Sensor below? (GY to GY) Is the connection Reconnect loose?(CON8)
  • Page 31 TROUBLE DIAGNOSIS Water Tank Sensor Error WT-Sensor CON6 Main PCB Wiring diagram Is it displayed under picture? Disconnect CON6and Replace a measure the value. Is WT-Sensor resistance value between pins 9& 10 of CON6 as below? (GY to GY) Is the connection Reconnect loose?((CON6) Pin10 Pin9...
  • Page 32 TROUBLE DIAGNOSIS Ice Maker Sensor Error ICE-Sensor CON10 Main PCB Wiring diagram Is it displayed under picture? Disconnect CON10 and Replace a measure the value. Is ICE-Sensor resistance value between pins 1 & 2 of CON10 as below? (GY to GY) Is the connection Reconnect loose?(CON10)
  • Page 33 TROUBLE DIAGNOSIS Ice Maker KIT Error Motor CON10 Main PCB Wiring diagram Replace Is it displayed under picture? Inspection Ice Maker ICE Maker module part in freezer Unit room. Is the connection Reconnect loose?(CON10) explain to the customer! Is the voltage between Replace the pins 9 and pin 10 of Main PCB...
  • Page 34 TROUBLE DIAGNOSIS 1-3. Troubleshooting Else Crush Mode Doesn’t work CON3 Auger Dispenser PCB Motor Lever S/W Housing-B Housing-C CON5 DISP Solenoid Wiring diagram Housing-C Is the connection loose? In Crush Mode, Replace (CON3,4) Is the voltage between Main PCB pin2 of CON5 and pin11 of CON3 like as below, Reconnect while pushing the lever...
  • Page 35 TROUBLE DIAGNOSIS In Crush Mode, Replace Replace Is the voltage between Is the resistance between Main PCB Dispenser pin1 and pin5 of CON5 (1) and (2) of the Solenoid like as below, while Dispenser solenoid like as pushing the lever switch? below? Pin1 Pin5...
  • Page 36 TROUBLE DIAGNOSIS CUBE Mode doesn’t work Housing-A CON3 CUBE Solenoid Auger Dispenser PCB Motor Lever S/W Housing-B Housing-C CON5 DISP Solenoid Wiring diagram Housing-C In CUBE Mode, Is the connection loose? Replace Is the voltage between Main PCB pin2 of CON5 and pin10 of CON3 like as below, Reconnect while pushing the lever...
  • Page 37 TROUBLE DIAGNOSIS In Crush Mode, Replace Replace Is the voltage between Main PCB Is the resistance value Auger Motor pin2 of CON5 and pin11 between (1) and (2) of the of CON3 like as below, Auger motor like as below? while pushing the lever switch? CON5...
  • Page 38 TROUBLE DIAGNOSIS Replace Is the resistance between Dispenser (1) and (2) of the Solenoid Dispenser solenoid like as below? Resistance of Dispenser solenoid Test Point Result 283 ~328 Ω (1) To (2) Is the condition of Replace the micro switch like as Micro below? Switch...
  • Page 39 TROUBLE DIAGNOSIS Water Mode Doesn’t work Lever S/W Main PILOT Valve CON5 Housing-A Main Water Valve Housing-B CON3 Wiring diagram In Water Mode, Is the connection loose? Replace Is the voltage between Main PCB pin1 of CON5 and pin7 of CON3 like as below, while Reconnect pushing the lever switch?
  • Page 40 TROUBLE DIAGNOSIS In Water Mode, Replace Is the voltage between Main PCB pin1 of CON5 and pin8 of CON3 like as below, while pushing the lever switch? CON5 CON3 Pin1 Pin8 Output voltage of Water Valve Level switch Test Point Result Pushing pin1 To pin8...
  • Page 41 TROUBLE DIAGNOSIS Freezer-lamp Doesn’t work F-DOOR Switch F-Lamp CON3 Main PCB Housing CON7 Wiring diagram Is the voltage between pin 5 Is the condition of Replace and 6of CON7 like as the freezer door switch Door switch below? like as below? Replace Main PCB (1)(2)
  • Page 42 TROUBLE DIAGNOSIS Refrigerator-lamp Doesn’t work H/BAR Hinge DOOR S/W MAIN CON4 R-Lamp R-DOOR CON8 Housing Wiring diagram Is the voltage between pin 3 Is the condition of Replace and 4 of CON8 like as the Refrigerator door Door switch below? switch like as below? Replace Main PCB...

  • Page 43: Refrigerator Compartment

    TROUBLE DIAGNOSIS Does the cold-air come out of Poor cooling in the Check the the top of the main duct? refrigerator compartment Damper itself Is the voltage between Replace pin 11 and pin 12 of CON7 Main PCB like as below? Pin12 Pin11 Voltage of F-fan Enter the TEST 1 MODE...
  • Page 44 TROUBLE DIAGNOSIS After reset the unit, take steps to PCB as follows for temperature compensation. 1. replacing RCR1 Temp. RCR1 Remark Compension 10 ㏀ Current 0 deg 8.2 ㏀ - 0.5 deg 5.6 ㏀ - 1.0 deg 3.3 ㏀ -1.5 deg 2.0 ㏀...
  • Page 45 TROUBLE DIAGNOSIS Over cooling in the refrigerator compartment After reset the unit, take steps to PCB as follows for temperature compensation. Check the Fan operation Replace by placing your hand in front of the vents to feel 1. Compensate with replacing RCR1 for any cold air flow.
  • Page 46 TROUBLE DIAGNOSIS 1. How To Remove Terminal Position How To Start Test Mode Assurance (TPA) Push the TEST button on the Main PWB, You can start the TEST MODE. * AC TPA TEST BUTTON * DC TPA  After measure the values, *1 time : Comp / Damper / All FAN on, you should put in the TPA again (All things displayed)

  • Page 47: Ice Maker And Dispenser Working Principles And Repair

    1-2. Dispenser Working Principles 1. This function is available in Model GW-P227, GW-L227 where water and ice are available without opening freezer compartment door. 2. “Crushed Ice” is automatically selected when power is initially applied or reapplied after power cut.

  • Page 48: Function Of Ice Maker

    ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2. Function of Ice Maker 2-1. Initial Control Function 1. When power is initially applied or reapplied after power cut, it detects level of ice maker cube mould after completion of MICOM initialization. The detecting lever moves up and down. 2.
  • Page 49 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2-4. Ice Ejection Control Function 1. This is to eject ice from ice maker cube mould after ice making is completed. 2. If Hall IC signal is on within 3.6 seconds after ice ejection motor rotates in normal direction, it does not proceed ice ejection but waits.
  • Page 50 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2-5 Test Function 1. It is to force the operation during operation test, service, and cleaning. The test switch is mounted under the automatic ice maker. The test function starts when the test switch is pressed for more than 0.5 second. 2.

  • Page 51: Ice Maker Troubleshooting

    ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 3. Ice Maker Troubleshooting * Troubleshooting: it is possible to confirm by pressing freezer and refrigerator temperature control buttons for more than 1 second. (ice maker is normal if all leds are on): refer to trouble diagnposis function in MICOM function 2-8 (page 18) <GW-P/L227: 88-LED>...
  • Page 52 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR <GW-P/L227: Bar-LED> Is DC Power (5V and 12V) Failed DC Power Change main PWB output normal? • Check DC power (5V, 12V). Is cube ice led off during Replace Ice making Failed ice making sensor troubleshooting check? Sensor •...

  • Page 53: Trouble Shooting

    TROUBLE DIAGNOSIS 1. TROUBLE SHOOTING CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK * Measuring instrument : 1) No power on outlet. 1. Faulty start Multi tester 2) No power on cord. Bad connection between adapter and outlet. (faulty adapter) Check the voltage.
  • Page 54 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 2. No cooling. Check the clogged 2) Refrigeration system is clogged. evaporator by heating (as Moisture Residual moisture Air Blowing. Not performed. soon as the cracking sound clogged. in the evaporator. Too short.
  • Page 55 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 3. Refrigeration 1) Refrigerant Partly leaked. Weld joint leak. is weak. Parts leak. 2) Poor defrosting capacity. Check visually. Drain path (pipe) clogged. Inject P/U into drain hose. Inject through the hole.

  • Page 56: Faults

    TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 3. Refrigeration Residual Weak heat from heater. Sheath Heater - rated. is weak. frost. Heater plate - rated. Too short defrosting time. Defrost Sensor. - Faulty characteristics. Seat-D(missing, location. thickness). Structural fault.
  • Page 57 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 3. Refrigeration 4) No cooling air circulation. is weak. Faulty fan motor. Fan is Fan shroud contact. - Clearance. constrained. Damping evaporator contact. Accumulated residual frost. Small cooling air Insufficient Fan overload.
  • Page 58 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 4. Warm 1) Colgged cooling path. refrigerator P/U liquid leak. compartment Foreign materials. –– P/U dump liquid. temperature. 2) Food storate. Store hot food. Store too much at once. Door open. Packages block air flow.
  • Page 59 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 6. Dew and 4) Dew on door. ice formation. Dew on the duct door. - Duct door heater is cut. Dew on the dispense Recess Heater is cut. recess. Duct door is open. / Foreign material clogging. Dew on the door surface.
  • Page 60 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 7. Sounds 1) Compressor compartment operating sounds. Transformer sound. Its own fault. –– Core gap. Bad connection. –– Correct screw connection. Drip tray vibration sound. Bad assembly. Distortion. Foreign materials inside. Back cover machine sound.
  • Page 61 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 8. Faulty lamp 1) Lamp problem. Filament blows out. (freezer and Glass is broken. refrigerator 2) Bad lamp assembly. Not inserted. compartment). Loosened by vibration. 3) Bad lamp socket. Disconnection. Bad soldering.
  • Page 62 TROUBLE DIAGNOSIS CLAIMS. CAUSES AND CHECK POINTS. HOW TO CHECK 10. Structure, 1) Door foam. appearance Sag. Weak torque of Bolt is loosened during and others. hinge connection. transportaion. Not tightly fastened. Screw worn out . Weak gasket Adhesion surface. adhesion.
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  • Page 80: Cooling Cycle Heavy Repair

    TROUBLE DIAGNOSIS 3. Cooling Cycle Heavy Repair 3-1. The Heavy Repair Standards for Refrigerator with R134a Refrigerant Items Unit Standards Purposes Remarks Pipe and piping Min. Pipe:within 1 hour. To protect The opening time should be reduced to a system opening time. Comp:within Moisture half of the standards during rain and...
  • Page 81 TROUBLE DIAGNOSIS 3-2. Summary Of Heavy Repair Process Contents Tools Trouble diagnosis Remove refrigerant - Cut charging pipe ends and discharge refrigerant from Filter, side cutters Residuals drier and compressor. - Use R134a oil and refrigerant for compressor and drier Pipe Cutter, Gas welder, N - Confirm N sealing and packing conditions before use.
  • Page 82 TROUBLE DIAGNOSIS 3-3. Precautions During Heavy Repair Items Precautions 1. Use of tools. 1) Use special parts and tools for R134a. 2. Removal of retained 1) Remove retained refrigerant more than 5 minutes after turning off a refrigerator. refrigerant. (If not, oil will leak inside.) 2) Remove retained refrigerant by cutting first high pressure side (drier part) with a nipper and then cut low pressure side.
  • Page 83 TROUBLE DIAGNOSIS 3-4. Practical Work For Heavy Repair Items Precautions Evaporator 1. Removal of residual Low pressure side refrigerant. KEYPOINTING Compressor Observe the sequence for removal of refrigerant. Drier Suction (If not, compressor oil may leak.) Release High pressure side Condenser Refrigent Intake...
  • Page 84 TROUBLE DIAGNOSIS Items Precautions 4.Vacuum degassing. Evaporator Suction pipe Compressor Drier Condenser pressure High Blue pressure Yellow Vaccum KEYPOINTING Pump - If power is applied during vacuum degassing, vacuum degassing shall be more effective. Pipe Connection - Operate compressor Connect a red hose to the high pressure side and a blue hose to the while charging refrigerant.
  • Page 85 TROUBLE DIAGNOSIS Items Precautions Evaporator Compressor Drier Condenser Bombe 4) Refrigerant Charging Charge refrigerant while operating a compressor as shown above. 5) Pinch a charging pipe with a pinch-off plier after completion of charging. 6) Braze the end of a pinched charging pipe with copper brazer and take a gas leakage test on the welded parts.
  • Page 86 TROUBLE DIAGNOSIS 3-6. Brazing Reference Drawings 1) Type A PIPE ASSEMBLY PIPE ASSEMBLY HOT LINE HOT LINE (Refrigerator) (Freezer) Copper(Silver) Copper Brazer Brazer CAPI - TUBE DRIER ASSEMBLY Silver Silver Brazer Brazer PIPE ASSEMBLY JOINT PIPE ASSEMBLY SUCTION Copper Brazer PIPE ASSEMBLY CONDENSER ASSEMBLY WIRE JOINT...

  • Page 87: How To Deal With Claims

    TROUBLE DIAGNOSIS 4. HOW TO DEAL WITH CLAIMS 4-1. Sound Problems Checks and Measures "Whizz" sounds Explain general principles of sounds. • All refrigerator when functioning properly have normal operating sound. The compressor and fan produce sounds. There is a fan in the freezer compartment which blows cool air to freezer and refrigerator compartments.
  • Page 88 TROUBLE DIAGNOSIS Problems Checks and Measures Sounds of water flowing Explain the flow of refrigerant. • When the refrigerator stops, the water flowing sound happens. This sound happens when the liquid or vapor refrigerant flows from the evaporator to compressor. "Click"...
  • Page 89 TROUBLE DIAGNOSIS 4-2. Measures for Symptoms on Temperature Problems Checks and Measures Refrigeration is weak. Check temperature set in the temperature control knob. • Refrigerator is generally delivered with the button set at “normal use” (MID). But customer can adjust the temperature set depending on their habit and taste. If you feel the refrigeration is weak, then set the temperature control button at “strong”...
  • Page 90 TROUBLE DIAGNOSIS 4-3. Odor and Frost Problems Checks and Measures Odor in the refrigerator compartment. Explain the basic principles of food odor. • Each food has its own peculiar odor. Therefore it is impossible to prevent or avoid food odor completely when food is stored in the completely sealed refrigerator compartment.
  • Page 91 TROUBLE DIAGNOSIS 4-4. Others Problems Checks and Measures The refrigerator case is hot. Explain the principles of radiator. • The radiator pipes are installed in the refrigerator case and partition plate between the refrigerator and the freezer compartment in order to prevent condensation formation.

  • Page 92: How To Disassemble And Assemble

    HOW TO DISASSEMBLE AND ASSEMBLE 1. DOOR (3) Disconnect upper hinge from a hinge supporter by grasping the front part of upper hinge and lifting up 1) Remove lower cover and disconnect water supply (Hinge Assembly, U) in arrow direction A and pull forward in arrow B direction.

  • Page 93: Icemaker Assembly

    HOW TO DISASSEMBLE AND ASSEMBLE 2. HANDLE 4) Disassembly of a grille fan(L) : Hold upper part of a grill fan(L) and pull forward carefully 5) Check foam PU sticking conditions around a shroud, 1) Aluminum short handle Model F(U) and F(L) during assembling. If damaged, torn or (1) Grasp the handle by both hands and hold it upward.

  • Page 94: Fan And Fan Motor Disassembly

    HOW TO DISASSEMBLE AND ASSEMBLE 4. WATER VALVE DISASSEMBLY METHOD 5) Separate the housing and pull out the valve. Open the FREEZER and REFRIGERATOR Door and Housing disassemble the Lower Cover. 5. FAN AND FAN MOTOR DISASSEMBLY from the water tank. METHOD Then press the collet to separate the tube from the 1) Using a short screwdriver, loosen one SCREW in...

  • Page 95: Dispenser

    HOW TO DISASSEMBLE AND ASSEMBLE 7. DISPENSER 5) Loosen fixed screws with a screwdriver and pull the funnel assembly to disconnect. 1) Disconnect funnel assembly by pulling down and forward. Farme Funnel, Assembly Button 2) Disconnect the cover by pulling it fully to the front pull up the rear end of the cover slightly to pull it out You can change LED Lamp in this disassemble state...
  • Page 96 HOW TO DISASSEMBLE AND ASSEMBLE 8) Dispenser Related Parts COVER ASSEMBLY, DISPENSER COVER, DISPENSER DECO COVER, DISPLAY PWB(PCB) ASSEMBLY, DISPLAY FRAME FUNNEL, ASSEMBLY FRAME, FUNNEL LEVER, DISPENSER BUTTON, LEVER SWITCH, MICRO 10 PCB ASSEMBLY, DISPLAY 11 SUPPORTER, HOLDER 12 SHEET DUCT 13 SPRING, LEVER 14 SOLENOID, ASSEMBLY 15 SPRING...

  • Page 97: Home Bar

    HOW TO DISASSEMBLE AND ASSEMBLE 8-2. Home Bar parts disassembly and assembly 8. HOME BAR 1) Disassmble H/Bar. 8-1. Home Bar related parts " " Using a flat driver or a pick tool, separate a home bar 2) Assembly H/Bar. 1 DOOR ASSEMBLY, H/BAR 5 COVER, LEVER 2 GASKET, H/BAR...

  • Page 98: Exploded View

    EXPLODED VIEW FREEZER DOOR PART : GW 200A 612A 611B 201A 202A 205F 600A 205B 610A 205L 205M 205K 606A 614A 205L 205M 205B 210B 205K 205D 210B 205L 205M 205B 205K 210B 203A...
  • Page 99 EXPLODED VIEW REFRIGERATOR DOOR PART 241A 230A 241C 241B 147A 232A 239A 205F 240A 205B 205L 205M 205K 243A 205L 240A 205M 205B 205K 205D 243A 205L 205M 240A 231A 233A 205K 205B 240D - 100 -...

  • Page 100: Freezer Compartment

    EXPLODED VIEW FREEZER COMPARTMENT 138A 101A 270A 271B 271A 138B 137B 137A 136D 402A 403A 136C 136B 136A 152A 135A 137C 120D 316B 409B 302B 128C 128D 120D 130A 128E 120B 400A 128F 120B 616C 621A 616D 120C 621B 619A 404A 272A 619B...
  • Page 101 EXPLODED VIEW REFRIGERATOR COMPARTMENT 140A 146B 101B 140A 270B 271B 271C 115A 116A 140A 115B 402A 152A 151C 409B 177A 177B 162A 150A 166A 162B 272B 165A 409B 409B 167E 150B 103A 165A 504A 624A 167B 167A 167C 120E 168A...

  • Page 102: Machine Compartment

    EXPLODED VIEW MACHINE COMPARTMENT 406A 502A 410L 407B 303A 500A 502B 304A 303C 313A 316A 300A 310B 307A 307A 317A 317B 308B 403B 309B 309C 104A 309A 308A 308C 305A 301A 306A 305B 305C 305C 305B - 103 -...
  • Page 103 EXPLODED VIEW DISPENSER PART 278A 278C 280B 278B 276A 275A 402D 276B 405A 278F 276B 281A 281B 278G 278H 278J 290A 501A 280A 207B 207A - 104 -...
  • Page 104 MAY., 2009 Printed in EU...

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Gw-l227

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