Owner’s Manual

ManualsBrandsLG ManualsKitchen AccessoriesSKSWK245RS

Table Of Contents

SERVICE MANUAL

BUILT IN WINE CELLAR

MODEL : SKSCW181RP

SKSCW241RP

CONFIDENTIAL

www.signaturekitchensuite.com

MFL67262420

Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication,

modication, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained

the prior written consent of the SIGNATURE KITCHEN SUITE entity from which you received this Service Manual.

The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service Manual.

Summary of content (82 pages)

PAGE 1
CONFIDENTIAL SERVICE MANUAL BUILT IN WINE CELLAR MODEL : SKSCW181RP SKSCW241RP MFL67262420 www.signaturekitchensuite.com Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the SIGNATURE KITCHEN SUITE entity from which you received this Service Manual.
PAGE 2
CONTENTS 1. SAFETY PRECAUTIONS.............................................................................................................................................................3 2. PRODUCT STANDARDS.............................................................................................................................................................4 3. CIRCUIT DIAGRAM..............................................................................................................................
PAGE 3
1. SAFETY PRECAUTIONS Please read the following instructions before servicing your refrigerator. 1. Unplug the powr before handing any electrical componets. 2. Check the rated current, voltage, and capacity. 3. Take caution not to get water near any electrical components. 4. Use exact replacement parts. 5. Remove any objects from the top prior to tilting the product. -3- Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 4
2. PRODUCT STANDARDS Model Name SKSCW181RP SKSCW241RP Effective inner capacity 274L (9.7 Cu.ft) 385L (13.6 Cu.
PAGE 5
3.
PAGE 6
3.
PAGE 7
4.
PAGE 8
● Parts MODEL : SKSCW181RP Control Panel LED Interior Lighting Storage Rack Zone Divider LED Interior Lighting -8- Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 9
● Parts MODEL : SKSCW241RP Control Panel LED Interior Lighting Zone Divider LED Interior Lighting Storage Rack Zone Divider LED Interior Lighting -9- Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 10
5.
PAGE 11
● Description of Function - MODEL : SKSCW181RP      - Model : SKSCW241RP       Temperature setting : Indicates the set temperature of the Refrigerator compartment in Celsius or Fahrenheit.  Humidity : The FAN motor for humidity in the refrigerator will be activated or deactivated whenever pressing the button.  Light : Inner LED turns on/off whenever pressing the button  Wi-Fi : The Wi-Fi Icon is blinked when press and hold the button for 3 sec.
PAGE 12
6. TROUBLE SHOOTING 1. COMP Bad Operation Open the PCBA Cover Open the PCBA Cover g times pter for LED blinking and actions.) If the Comp is normal, the LED does not blink. Check the LED blinking times (Refer to the next chapter for LED blinking and actions.) - 12 - If the Comp is normal, the LED does not blink. Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 13
2. Simple Check Flow Chart - Not Cooling (LED Blinking) LED8 Blinks Reset Test Mode 1 Input About 5min LED8 Blinks Replace PCB LED7 Blinks Reset Test Mode 1 Input About 5min LED7 Blinks Replace PCB LED1 Blinks Reset Test Mode 1 Input About 5min LED1 Blinks Replace PCB LED4 Blinks Reset Test Mode 1 Input About 5min LED4 Blinks Replace PCB LED5 Blinks Reset Test Mode 1 Input About 5min LED5 Blinks Comp.
PAGE 14
3. What to do per LED Blinking and Trip protection logic (1) FCT0 Trip and LED Blinking 1 time (FCT0 Fault) Blink OFF Blink OFF → Purpose : To detect the compressor voltage and current sensing error. → Restart every 30 seconds after compressor off. LED 1 Blinks Reset Test Mode 1 Input About 5min - 14 - LED 1 Blinks Replace PCB Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 15
3. What to do per LED Blinking and Trip protection logic (2) Stroke Trip and LED Blinking 2 times (Stroke Trip) Blink Blink OFF Blink Blink OFF → Purpose : Protection piston crash by abnormally large Stroke. → Case 1. Do not operate Comp. : Harness connection failure between the PCB, Comp, Capacitor. → Case 2. Do operate Comp. intermittently : Condenser Fan or Freezer Fan Error. System Error like water-clogging, capillary-clogging, refrigerant-leakage → Logic: After the Comp.
PAGE 16
3. What to do per LED Blinking and Trip protection logic (3) No Connect Trip and LED Blinking 3 times (No Connection Trip) Blink Blink Blink OFF Blink Blink Blink OFF → Purpose : Prevention Over-Voltage and Over-Current by detecting connection error check. → Harness connection failure between PCB, Comp, Capacitor. Comp. insulation breakdown. → Logic : After the Comp. Off every 40 seconds restart Comp.
PAGE 17
3. What to do per LED Blinking and Trip protection logic (4) Over Voltage Trip and LED Blinking 4 times (Over Voltage Trip) Blink Blink Blink Blink OFF Blink Blink Blink Blink OFF → Purpose : Protection the PCB by Over Voltage → Cause : Applying the Over Voltage to DC Link(450VDC or higher) → Logic: Restart every 90 seconds after compressor off. LED 4 Blinks Reset Test Mode 1 Input About 5min - 17 - LED 4 Blinks Replace PCB Copyright © 2018-2019 SIGNATURE KITCHEN SUITE.
PAGE 18
3. What to do per LED Blinking and Trip protection logic (5) L/Piston Trip and LED Blinking 5 times (Locked Piston) Blink Blink Blink Blink Blink OFF → Purpose : Detect locked piston. → Cause : Oil shortage of the cylinder, Cylinder or Piston damage, clogging the discharge, Comp. internal debris. → Logic : After the Comp. Off every 2 min 30 seconds restart Comp. Check the Protection Logic Check the L/Piston or LED blinking 5 times (Locked Piston Trip) Do not operate Comp.
PAGE 19
3. What to do per LED Blinking and Trip protection logic (6) Current Trip and LED Blinking 6 times (Current Trip) Blink Blink Blink Blink Blink Blink OFF → Purpose : Protection Over-Current(Over-Load) → Cause : Abnormally ambient temperature(Over 43°C), Abnormally conditions like Shield machine room etc. Condenser Fan failure, Comp. failure, PCB failure (IPM breakdown) Oil shortage of the cylinder, Cylinder or Piston damage, clogging the discharge, Comp. internal debris. → Logic : After the Comp.
PAGE 20
3. What to do per LED Blinking and Trip protection logic (7) IPM Fault Trip and LED Blinking 7 times (IPM Fault) Blink Blink Blink Blink Blink Blink Blink OFF → Purpose : Protection Over-Current by failure IPM(IPM short) → Cause : IPM Short and failure → Logic : After the Comp. Off every 20 seconds restart Comp. LED 7 Blinks Reset Test Mode 1 Input About 5min - 20 - LED 7 Blinks Replace PCB Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved.
PAGE 21
3. What to do per LED Blinking and Trip protection logic (8) Comp Tx Error Trip and LED Blinking 8 times (Communication Error) Blink Blink Blink Blink Blink Blink Blink Blink OFF → Purpose : Detection communication error with the Micom of the refrigerator control. → Cause : Communication Error → Logic : Only LED blinking without the Comp. Off (Comp.
PAGE 22
4. Check the PCB Output → Check output voltage from PCB to Compressor. ② ① ① IPM Output check Multi Tester SAMPLE SAMPLE ② → To judge whether there is any issue with the PCB operation, check the PCB output voltage. Normal: Voltage 80[V] or higher output at (COMMON,POWER) or - 22 - (COMMOM,SAVE) Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 23
5. Check the Compressor & Harness (1) Check the Harness connection → Step 1. Power off. (2) Check the Compressor Step 2. Check the Resistance(point A) Step 3. Check the Harness(INF ohm). Step 4. Check the Resistance(point B) Step 5. Check the Resistance(point D) Power off Y Check the Resistance (point A) Y Check the Harness N Check the Resistance (point B) Y A~B Connection error N Check the Resistance (point D) N Y N Harness Connection OK N Check Comp.
PAGE 24
5. Check the Compressor & Harness → Comp Terminal resistance measurement (Power & Common, Save & Common) → Check the broken-down insulation : Comp. Save - Earth resistance measurement Point D Multi Tester Multi Tester ② ① ② ① Sa Point B Point A Po Sa: Save Po: Power Co: Common Co The resistance can differ by few depending on the surrounding temperature or operating condition.
PAGE 25
7. TROUBLE SHOOTING WITH ERROR DISPLAY 7-1. Error Code 18 Wine 24 Wine Failure Details 1 Abnormal Internal Temp. Sensor ES1/ES2 ES1/ES2/ES3 Internal Temp.
PAGE 26
7. TROUBLE SHOOTING WITH ERROR DISPLAY 7-2. PCB Picture - Main PCB ( P/N : EBR867025) CON202 CON200 CON4 CON2 CON1 CON5 CON6 CON201 CON7 CON10 CON8 7-3. PCB Picture - Display PCB P/N : EBR850083 EBR852442 EBR852442 EBR852443 18inch 24inch - 26 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 27
7-4. Refrigerator Sensor Error (S1/S2/S3) Symptom Check Point 1. S1/S2/S3(Option) 1. Check for a loose connection 2. Check Sensor Resistance W1 Sensor W2 Sensor W3 Sensor CON202 Resistance [Ω] W1 SENSOR W1 DEFROSTING SENSOR W2 SENSOR W2 DEFROSTING SENSOR W3 SENSOR W3 DEFROSTING SENSOR W1 LED LIGHT W2 LED LIGHT W3 LED LIGHT 3WAY/4WAY VALVE 1 2 5 6 3.
PAGE 28
RRefrigerator Sensor Error (S1/S2/S3) 1 Is the Connector disconnected or loose between Main PCB and sensor? Reconnect or repair the connector 4 Check the Sensor resistance. Is resistance 0Ω (Sensor short)? Sensor No problem? CON202 [S1]1 pin&3pin [S2]9 pin&11pin [S3]17 pin&19pin CON202 2 Change the Check the Temperature and resistance refer to the table. Change the Sensor Resistance [Ω] 23ºF / -5ºC 38k 32ºF / 0ºC 30k 41ºF / 5ºC 24k 50ºF / 10ºC 19.
PAGE 29
7-5. Defrost Sensor Error (d1/d2/d3) Symptom 1. d1/d2/d3(Option) Check Point 1. Check for a loose connection 2. Check Sensor Resistance Defrost Controller CON202 Resistance [Ω] W1 SENSOR W1 DEFROSTING SENSOR W2 SENSOR W2 DEFROSTING SENSOR W3 SENSOR W3 DEFROSTING SENSOR W1 LED LIGHT W2 LED LIGHT W3 LED LIGHT 3WAY/4WAY VALVE 1 2 5 6 3.
PAGE 30
Defrost Sensor Error (d1/d2/d3) 1 Is the Connector disconnected or loose between Main PCB, Reconnect or repair the connector 4 Check the Sensor resistance. Is resistance normal? Defrost controller and Sensor? 5 CON202 Check the Temperature and resistance refer to the table. No problem? CON7 CON202 [d1]5 pin&7pin [d2]13 pin&15pin [d3]21 pin&23pin 2 Check the Sensor resistance. Change the Sensor Resistance [Ω] 23ºF / -5ºC 38k 32ºF / 0ºC 30k 41ºF / 5ºC 24k 50ºF / 10ºC 19.
PAGE 31
7-6. Refrigerator Fan Error (F1/F2/F3) Symptom 1. F1/F2/F3(Option) Check Point 1. Check the air flow 2. Check the PCB Fan motor voltage Grille Fan CON7 1 YL 3 GY 5 BO 7 RD 9 PK 11 RD/YL 13 15 17 BL 19 YL/BL 21 WH/BN 23 PR/WH 25 26 2 BK 4 BN 6 WH/RD 8 WH 10 BL/RD 12 PR 14 SB/BK 16 BO/WH 18 BO/BL 20 YL/BK 22 WH/BK 24 BL/WH W1 FAN W1 LED PWM LIGHT HYGIENE FAN MOTOR TEST MODE 2 Voltage [V] CON7 [F1]3 pin & 5 pin [F2]4 pin & 6 pin [F3]20 pin & 22 pin 11.4 ~ 12.
PAGE 32
Refrigerator Fan Error (F1/F2/F3) 1 4 Reset the unit and Input Test1 Mode. (Push the button 1 time) Check the Fan Motor voltage Is Fan Motor voltage 8~12V? 2 Open the Wine door and Check for air flow Go to 3 TEST MODE 2 Voltage [V] CON7 [F1]3 pin & 5 pin [F2]4 pin & 6 pin [F3]20 pin & 22 pin 11.4~12.6V Replace Main PCB 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V, 5V? Replace Main PCB Go to 4 3 Check the Fan motor. Rotate fan using hand.
PAGE 33
7-7. Condenser Fan Error (CF) Symptom 1. CF Check Point 1. Check the air flow 2. Check the Connector 3. Check the PCB Fan motor voltage Fan Motor CON7 TEST MODE 1 1 YL 3 GY 5 BO 7 RD 9 PK 11 RD/YL 13 15 17 BL 19 YL/BL 21 WH/BN 23 PR/WH 25 26 2 BK 4 BN 6 WH/RD 8 WH 10 BL/RD 12 PR 14 SB/BK 16 BO/WH 18 BO/BL 20 YL/BK 22 WH/BK 24 BL/WH CON7 19 pin & 21 pin W1 FAN CON7 W1 LED PWM LIGHT 19 pin & 23 pin HYGIENE FAN MOTOR Voltage [V] 11.4~12.
PAGE 34
Condenser Fan Error (CF) 1 4 Reset the unit and Input Test1 Mode. Check the Fan Motor voltage (Push the button 1 time) Is Fan Motor voltage 8~12V? TEST MODE 1 CON7 2 Check the fan rotating. Does fan rotate? 19 pin & 21 pin Replace Main PCB Voltage [V] 11.4~12.6V Go to 3 Fan Motor 5 Check the Fan Motor voltage Is Fan Feed Back voltage 0V, 5V? Go to 4 TEST MODE 1 CON7 3 Check the Fan motor. Rotate fan using hand.
PAGE 35
7-8. Communication Error (CO) Symptom Check Point 1. CO 1. Check the loose connection 2.
PAGE 36
Communication Error (CO) 4 Change the Main PCB Check the voltage. 1 Is CON101 2 pin & 4 pin Check the loose connection voltage 0V or 5V? Voltage [V] 2 CON101 2 3 4 5 Check the voltage. 2 pin & 4 pin Change the Main PCB Is CON101 1 pin & 2 pin Not 0V, 5V 1 voltage 12V? CON101 Is CON101 2 pin & 5 pin Voltage 5V? 5 Voltage [V] CON5 2 3 4 5 2 pin & 4 pin 1 CON5 4 pin & 10 pin CON101 Change the Display Check the voltage. Is CON5 4 pin & 6 pin 11.4~12.6V voltage 0V or 5V? 4.75 ~ 5.
PAGE 37
7-9. Communication Error (Od) Symptom Check Point 1. Od 1.
PAGE 38
Communication Error (Od) 4 Change the WiFi PCB Check the voltage. 1 Is CON103 3 pin & 4 pin Check the loose connection voltage 0V or 5V? CON103 Voltage [V] CON103 2 1 2 3 4 Change the Display Check the voltage. Is CON103 1 pin & 4 pin 3 pin & 4 pin Not 0V, 5V Voltage 5V? CON103 Voltage [V] Check the loose connection CON103 1 2 3 4 5 1 pin & 4 pin 4.75 ~ 5.25V Change the Display, WiFi PCB Explain to customer 3 Change the Display Check the voltage.
PAGE 39
7-10. Poor cooling in Wine compartment Symptom Check Point 1. Poor cooling in Wine compartment 1. Check the sensor resistance Duct Status 3. Check the air Temperature Air Flow Windy 4.Check the Fan motor sticky Air Temperature 2. Check the air flow 4.
PAGE 40
Poor cooling in Refrigerator compartment 4 1 Check the air temperature. Is it cold? Check the sensor resistance. Check the Compressor and sealed system CON7 5 pin & 7 pin 13 pin & 15 pin 21 pin & 23 pin 2 Resistance [Ω] -22ºF / -30ºC 130k -13ºF / -25ºC 102k -4ºF / -20ºC 77k -13ºF / -25ºC 60k 14ºF / -10ºC 47k 23ºF / -5ºC 37.5k 32ºF / 0ºC 30k 5 Check the Fan motor. Rotate fan using hand. Change the Fan motor It feel sticky? Fan Motor Reset the unit and Input Test1 Mode.
PAGE 41
6 Check the Fan Motor voltage Is Fan Motor voltage 8~12V? TEST MODE 1 Replace Main PCB Voltage [V] CON7 3 pin & 5 pin 4 pin & 6 pin 20 pin & 22 pin 11.4~12.6V 7 Check the Fan Motor voltage Is Fan Feed Back voltage 1~5V? TEST MODE 1 Change the motor Voltage [V] CON7 3 pin & 7 pin 4 pin & 8 pin 20 pin & 24 pin Not 0V, 5V 8 Explain to customer - 41 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 42
7-11. Room lamp doesn’t work Symptom 1. Freezer room lamp doesn’t work Check Point 1. Check the freezer door switch sticky Door S/W 2. Check the door S/W resistance 3.
PAGE 43
room lamp doesn’t work 1 4 Explain to customer The Switch senses if the door is open or close. Check the LED Lamp voltage Is voltage 5.7~12.6V? When the door open, lamp On Change the LED Lamp LED Lamp When the door Close, lamp Off 2 Check the door S/W resistance. Change the Door S/W Is it correct compared with table? 5 Check the LED Lamp voltage.
PAGE 44
8. HOW TO DISASSEMBLE AND ASSEMBLE 1. How to Disassemble Door 1) Release the spring on the hinge. Loosen the screw from l to 0  18,24 Wine - Right 2) Unscrew (1.) and remove (2.) the door. 1. 1. 1. 2. 2. 2. 3) Remove the hinges. 4) Assembly is reverse order. - 44 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 45
2. How to Disassemble Knock-on Sensor 1) Remove the screws and door panel 2) Remove 3 screws to pull out the Cover machinary room (Wine-Right Hinge) 3) Remove the 2 screws to pull out the Cover,PCB - 45 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 46
4) Remove the 2 screws to detach the Link 5) Remove the 2 screws to detach the Holder Bracket 6) Detach the harness from the main PCB 7) Assembly is reverse order. - 46 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 47
3. How to Disassemble Top, Cover 1) Disassemble the Door. 2) Remove 2 screws located at Top cover. 3) Pull out the Top cover and separate 3 housings. Pull Rib Bracket Left side is fixed by this rib. So the cover need to be pull to disassemble the rib from bracket. 4) Assembly is reverse order. - 47 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 48
4. How to replace the Door Switch/SDS PCB/Temperature sensor? 1) First, Reassemble the Top,Cover . (With reference Top,cover SVC) 2) Pull out the Top cover and separate 3 housings. ①Door switch ③SDS PCB ①Door switch ②Temperature sensor ②Temperature sensor No Humidity Sensor in Wine Model ③SDS PCB 3) Pull out the Top,Cover and replace the defect part. (If the Door switch needs to be replaced, you can replace the ①. - 48 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved.
PAGE 49
5. How to remove the Cover Machinery Room 1) Open the door 2) Remove the 1 Screw located at under the Hinge 3) Remove 2 Screws located at opposite the hinge. 4) Pull out the cover machinery room. - 49 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 50
6. How to Sliding out Machinery room ( 1 / 4 ) Preparation for Sealed System Repair SVC(Compressor, Condenser) ※ GR-1137GPNM, GR-3137GPNM Machine rooms are Same structure and SVC order is same. Refer to exploded View page (3/4). 1) Open the door and remove the Cover. 2) Loosen the marked Screws. (5 Points) Recommend to use short tip 3) Remove 1) 3Way valve, 2)PCB Connector housing. 4) Lift slightly up on condenser to separate 2) 1) 5) Rotate Condenser to the side and move it.
PAGE 51
6. How to Sliding out Machinery room ( 2 / 4 ) Preparation for Sealed System Repair SVC(Compressor, Condenser) 7) Slide out the machine room SVC Slide by putting the condenser sideways. When sliding out the machine room, be careful not to damage the Suction Joint(Back of the Compressor). 8) Pay attention to each position of the Compressor and perform sealed system repair Refer to Sealed System Repair Page.
PAGE 52
6. How to Sliding out Machinery room ( 3 / 4 ) Please refer to the below exploded view of the Cycle Parts. GR-1137GPNM (18W) ▪ Valve Assembly,Pipe -AJU74012401 ▪ Pipe,Joint -MGE64934801 ▪ Tube Assembly, Drain - 5251JA3004E GR-3137GPNM (24W) ▪ Valve Assembly,Pipe -AJU75332501 ▪ Pipe, Joint -MGE64934802 ▪ Tube Assembly, Drain -5251JA3004E - 52 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 53
6. How to Sliding out Machinery room ( 4 / 4 ) Guide Fan Assembly SVC With Condenser. - SVC part : Guide Fan , Fan Assembly, Motor DC, Condenser Brazing point Refer to Exploded view in Guide Fan Assembly. 1) Condenser - Disassemble the Condenser. There is no Screw in Condenser. - Move to Condenser beside to disassemble. Refer to Sliding out Machinery Room page. 2) Motor DC, Fan Assembly - Disassemble the Guide fan Assembly from the Refrigerator. - Loosen the Screw Customized 4 points.
PAGE 54
7. How to SVC the Wi-Fi module? 1) Open the door 2) Remove the Screws located at Cover front. 3) Remove the Cover machinery room. 4) Remove the WiFi module from the Cover front. - Remove the 1 Screw 5) Separate the WiFi module housing from the Main PCB housing. 6) Assembly is reverse order. - 54 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 55
8. How to SVC the Power Cord? 1) Remove screws on Cover machinery Back. 2) Remove the earth screw and power cord screw. Power cord screw earth screw 3) Separate the Power Cord housing on the top. 4) Assembly is reverse order. - 55 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 56
9. How to SVC the Main PCB? (1/2) 1) Open the door 2) Remove the Cover machinery and Cover front. 3) Remove the earth screw that is located at the left side. Main PCB earth screw - 56 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 57
9. How to SVC the Main PCB? (2/2) 4) Separate the Main PCB housing from the Supporter Housing that is located at bottom of Case. (Total 9 housings) ⑦ ⑧ ③ ② ④ ① ⑥ ⑤ ⑨ 5) Remove the 2 screws. 6) Move Main PCB to the right and pull out the Main PCB. - 57 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 58
10. How to Disassemble Control Panel 1) Open the Door 3) Pull out the Top Duct 2) Remove 2 caps (24inch-3caps) and screws located at Top Duct. 4) Pull out the Control Panel and separate 2 housings. Cap 5) Assembly is reverse order. ※ If you have a problem to remove top duct screws by Guide Rail. You need to remove the both rail on the top. - 58 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 59
11. How to Disassemble Shelf 1) Pull the Shelf to the end 2) Raise up and pull the Shelf by this direction ①Raise it up ②Pull in this direction 3) Assembly is reverse order. - 59 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 60
12. How to Disassemble Slide Rail 1) Remove the Shelf 2) Remove 1 Screw 3) Pull Slide Rail to the end 4) Raise it up and pull Slide Rail by this direction ①Raise it up ②Pull in this direction 5) Assembly is reverse order. - 60 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 61
13. How to Disassemble Holder Rail 1) Remove the Shelf 2) Remove Slide Rail 3) Remove 2 Screw 4) Raise it up and pull Slide Rail by this direction ①Raise it up ②Pull in this direction 5) Remove 2 Screw completely 6) Assembly is reverse order. - 61 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 62
14. How to Disassemble Top Duct 1) Remove 3 Cap Covers (18inch - 2 Cap Covers) Location of Cap covers and Screws Location of Cap covers and Screws 2) Remove 3 (or 2) Screws 3) Pull down the Top Duct and Separate the Housing and Remove the Top Duct 4) Assembly is reverse order. - 62 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 63
15. How to Disassemble Grille Fan 1) Remove Shelf 2) Remove Slide Rail and Holder Rail 3) Remove Control Panel and Top Duct (When disassembling the Top Grille Fan) 4) Remove 2 screws (Top Grille Fan) (Middle and Lower Grille Fan) 5) Pull Upper side of the Grille Fan 6) Separate the Housing and Disassemble the Grille Fan 7) Assembly is reverse order. - 63 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 64
16. How to Disassemble Multi Duct 1) Remove Shelf 2) Remove Slide Rail and Holder Rail 3) Remove Control Panel and Top Duct (When disassembling the Top Grille Fan) 4) Remove Grille Fan 5) Remove 2 screws 6) Pull Upper side of the Multi Duct and Disassemble the Multi Duct 7) Assembly is reverse order. - 64 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 65
17. How to Disassemble Defrost sensor 1) Remove Shelf 2) Remove Slide Rail and Holder Rail 3) Remove Control Panel and Top Duct (When disassembling the Top Grille Fan) 4) Remove Grille Fan and Multi Duct 5) Separate the Housing 6) Pull the sensor backward 7) Assembly is reverse order. ※ When assembling the sensor, assemble the tip of the sensor to the edge of the white paint. sensor the edge of the white paint - 65 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved.
PAGE 66
18. How to Disassemble Barrier 1) Remove Shelf 2) Remove Slide Rail and Holder Rail 3) Remove Control Panel and Top Duct (When disassembling the Top Grille Fan) 4) Remove Lower Grille Fan and Upper Multi Duct (Based on the Barrier you want to disassemble) 5) Remove 2 screws 6) Separate the Housing and Push 2 Rack 7) Pull Barrier and Disassemble the Barrier 8) Assembly is reverse order. - 66 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 67
9. Sealed System Repair Method of Refrigerator with R600a Refrigerant 9-1.Outline 9-1-1. Safety warnings and cautions before Sealed System Repair Keep away flame. Do not store inflammable There is a risk of fire. ether,benzene,alcohol,chemicals,LP gas,etc.in the refrigerator There is a risk of explosion or fire. Be careful about the ventilation during the repair of refrigerator cycle. R600a refrigerant is inflammable,so make sure to remove heat source or flame during the work.
PAGE 68
9-1-5. Location and Environment for Sealed System Repair ·Check that drafting and air ventilation are well done at a working area and perform work after making drafting and air ventilation smooth (use refrigerant return bag indoors). ·Check that there are fire appliances or heating source around the working area and then remove them before work. ·Since R600a refrigerant is very inflammable,they should not be discharged indoors. ·Be sure to follow sealed system repair SVC procedures during work. 9-1-6.
PAGE 69
9-2. Sealed System Repair SVC Method For the sealed system repair of R600a type of refrigerator,perform work according to following SVC method. 9-2-1. Return of Refrigerator Refrigerant Required equipment:Pinch pliers,refrigerant discharging hose,refrigerant return bag • Take power cords out and remove power between 6sec through 12sec after powering ON to open all both sides of 3way valve. • Leave doors of a refrigerator so that they are not closed.
PAGE 70
9-2-2. Return of Remained Refrigerant Required equipment:Pinch pliers,hose for refrigerant recovery,vacuum pump • If refrigerant return time of 7 minutes has passed,connect a vacuum pump at the ends of a refrigerant return hose outdoor. (Vacuum pump must operate outdoor.) • Operate a vacuum pump in order to return refrigerant remained in the pipe. • Vacuum working time should be for more than 10 minutes. 9-2-3.
PAGE 71
9-2-4. Charging Tube Connection Step Required equipment:Charging tube,LokRing Tool • Remove a charging pipe to recharge R600a refrigerant after completing work,and then connect a charging tube with LokRing. Suction Processing(Charging) Discharge 9-2-5. Vacuum Air Removal Required equipment:Vacuum pump • Connect a vacuum pump to a charging tube to perform vacuum cycle. • V acuum work should be performed for an hour.
PAGE 72
9-2-6. Refrigerant Charging Required equipment:Bombe,R600a refrigerant (75g) • First remove fire appliances and heating source for performing work when charging scaled refrigerant.(Do not spray refrigerant indoor.) • Measure the accurate quantity (75g)of refrigerant to charge it into a Bombe. • Make the Bomber as vacuum status to charge refrigerant. (If there is air or moisture in a Bombe,it may give effect on performance of a cooling cycle.) • Please manage refrigerant quantity as 75g11.
PAGE 74
#EV# 10. EXPLODED VIEW 1. Door Part 213A 214A 206A 202A 203A 201A 282A 236A 206A 214A 206A 248A 206A 206A 206A 236B 283A 500E 202A 500D - 74 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 75
#EV# 2. Case Part Parts without a location number can be supplied as assembled unit - SKSCW181RP : 2 Evaporator - SKSCW241RP : 3 Evaporator 181B 180F 180E 500A 181D 610F 180B 406G 180A 192A 185A 192A 190A 302A 180D - 75 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 76
#EV# 3. Perform Part Parts without a location number can be supplied as assembled unit - Model : SKSCW181RP 181E 122A 121A 181E 610G 610H 120A 125A 125A 122D 122B 181F 181F 122E 610H 120B - 76 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 77
#EV# 3. Perform Part Parts without a location number can be supplied as assembled unit - Model : SKSCW241RP 181E 122A 610G 181E 121A 610H 125A 120A 125A 125A 122B 181F 122D 610H 181F 122E 120B 122C 181F 122D 181F 610H 122E 120C - 77 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 78
#EV# 4. Movable Part - Parts without a location number can be supplied as assembled unit - Model : SKSCW181RP 147B 144A 134A 147A 144B 144A 134A 147A 144B - 78 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 79
#EV# 4. Movable Part - Parts without a location number can be supplied as assembled unit - Model : SKSCW241RP 147B 147B 144A 147A 134A 144B 134A 144A 147A 144B - 79 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 80
#EV# 5. Machine Room Part 619A 501B 501F 501G 619B 501H 411A 501C 171B 303D 174C 307A 174D 171A 310A 174A 173B 174B 500C 306A 314A 314A 306A 306A 105A 314A 306A 173A 103A 314A 103B 104A 319A 104B 310B 308C 301A 104B 308B 104A 403B 317A 308A 194A 194A 194A 194A 175A 175A - 80 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 81
#EV# 6. Installation Part 700A 701A 705A 709A 702A 180C 702B 180G 702C 706A 703A 704A 708A 710A - 81 - Copyright © 2018-2019 SIGNATURE KITCHEN SUITE. All rights reserved. Only training and service purposes.
PAGE 82