Sharp SJ-D20N-SLG Service Manual
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Sharp SJ-D20N-SLG Service Manual

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TopPage
Refrigerant; HFC-134a
Refer to "HFC-134a COOLING UNIT" Service Manual for handling this refrigerant.
[1]
EXTERNAL DESCRIPTION .................. . ....... 2-1
[2]
CONSTRUCTIONS................................ . ....... 2-2
[1]
CLEARANCE ......................................... . ....... 3-1
[2]
INNER DIMENTIONS ............................ . ....... 3-3
[1]
WIRING DIAGRAM................................ . ....... 5-1
[2]
ELECTRIC ACCESSORIES LAYOUT ... . ....... 5-2
[1]
OUTLINE OF CONTROL....................... . ....... 6-1
[2]
(Forced Defrosting) ................................ . ....... 6-1
[3]
POWER FAILURE ................................. . ....... 6-2
SERVICE MANUAL
Refrigerator-freezer
MODELS
SJ-D20N-SLG
SJ-D24N-SLG
SJ-D28N-SLG
SJ-D29N-SLG
CONTENTS
[4]
[5]
CONVERSION TABLE .................................. 6-3
[6]
[1]
CONTROL..................................................... 7-1
CHAPTER 8. ASSEMBLING PROCEDURES OF
MAIN PARTS AND CAUTIONS
[1]
F-LOUVER ASS'Y ......................................... 8-1
[2]
R CONTROL COV. ASS'Y ............................ 8-4
[3]
HOW TO REPLACE THE LAMP ................... 8-6
[4]
DEFROST HEATER ...................................... 8-7
[1]
COOLING UNIT ............................................ 9-1
[2]
LOCATION .................................................... 9-2
SJ-D20N/D24N/D28N/D29N-SLG
No. S9633SE26ATUTT
DESTINATION
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
T

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Summary of Contents for Sharp SJ-D20N-SLG

  • Page 1: Table Of Contents

    TopPage SJ-D20N/D24N/D28N/D29N-SLG SERVICE MANUAL No. S9633SE26ATUTT Refrigerator-freezer MODELS SJ-D20N-SLG SJ-D24N-SLG SJ-D28N-SLG SJ-D29N-SLG DESTINATION Refrigerant; HFC-134a Refer to "HFC-134a COOLING UNIT" Service Manual for handling this refrigerant. CONTENTS CHAPTER 1. SPECIFICATION DIAGNOSIS METHOD OF FAILURE.... 6-2 CONVERSION TABLE ........6-3 CHAPTER 2. DESIGNATION OFVARIOUS PARTS CIRCUIT DIAGRAM OF MAIN PWB.....

  • Page 2: Chapter 1. Specification

    SJD24NSLG CHAPTER 1. SJD24NSLG SPECIFICATION Service Manual Items SJ-D20N SJ-D24N SJ-D28N SJ-D29N Type 2-Door Outer dimensions Height 1253mm(49.3") 1389mm(54.7") 1491mm(58.7") 1627mm(64.1") Width 545mm(21.5") 545mm(21.5") 545mm(21.5") 545mm(21.5") Depth 620mm(24.4") 620mm(24.4") 620mm(24.4") 620mm(24.4") Rated storage volume (Rated volume) 184liter(6.5cu.ft) 212liter(7.5cu.ft) 227liter(8.0cu.ft) Defrosting System Heater system Start...

  • Page 3: Chapter 2. Designation Ofvarious Parts External Description

    SJD24NSLG CHAPTER 2. SJD24NSLG DESIGNATION OFVARIOUS PARTS Service Manual [1] EXTERNAL DESCRIPTION The names in parenthesis "[ ]" are the denominations used in the REPLACEMENT PARTS LIST. 1. Freezer shelf [F-shelf] 2. Freezer shelf (movable) [F-shelf s] 3. Freezer temp.control knob 4.

  • Page 4: Constructions

    SJD24NSLG [2] CONSTRUCTIONS Mark: Cold air flow Fan motor F-temp. control knob Def-thermistor Evaporator Fuse ass'y Defrost heater Deodorizing unit R-temp. control knob R-thermistor PWB L ass'y Lamp Running capacitor Evaporating pan Compressor Starting relay Protector 2 – 2...

  • Page 5: Chapter 3. Dimentions Outer Dimentions And Clearance

    SJD24NSLG CHAPTER 3. SJD24NSLG DIMENTIONS Service Manual [1] OUTER DIMENTIONS AND CLEARANCE 1. SJ-D20N 638.5 (Unit:mm) 2. SJ-D24N 638.5 (Unit:mm) 3 – 1...
  • Page 6 SJD24NSLG 3. SJ-D28N 638.5 (Unit:mm) 4. SJ-D29N 638.5 (Unit:mm) 3 – 2...

  • Page 7: Inner Dimentions

    SJD24NSLG [2] INNER DIMENTIONS 1. SJ-D20N (Unit:mm) 2. SJ-D24N (Unit:mm) 3 – 3...
  • Page 8 SJD24NSLG 3. SJ-D28N (Unit:mm) 4. SJ-D29N (Unit:mm) 3 – 4...

  • Page 9: Chapter 4. List Of Electorical Parts

    SJD24NSLG CHAPTER 4. SJD24NSLG LIST OF ELECTORICAL PARTS Service Manual RATING SPECIFICATIONS TYPE NAME ITEMS R Thermistor DC 5V R0 = 6.4 k , B(0) = 3811 Def.Thermistor DC 5V R0 = 6.4 k , B(0) = 3811 Working temp. : 70 C Thermo.

  • Page 10: Chapter 5. Wiring Diagram Wiring Diagram

    SJD24NSLG CHAPTER 5. SJD24NSLG WIRING DIAGRAM Service Manual [1] WIRING DIAGRAM Be sure to replace the electrical parts with specified ones for maintaining the safety and performance of the set. (BR) (GY) PROTECTOR FAN MOTOR FM (BK) (BR) DEF-HEATER LAMP SOURCE CORD (S-B) FUSE...

  • Page 11: Electric Accessories Layout

    SJD24NSLG [2] ELECTRIC ACCESSORIES LAYOUT F-LOUVER ASS’Y CABINET FAN MOTOR FM LEAD EV COVER HARNESS FL ASS’Y FUSE DEF-THERMISTOR DEF-HEATER R-CBOX-K LAMP R-THERMISTOR DOOR SWITCH TERMINAL COVER PROTECTOR COMPRESSOR SOURCE CORD RUN CAP. RELAY WIRE ASS’Y STARTING RELAY (BOTTOM ANGLE) 5 –...

  • Page 12: Chapter 6. Failure Diagnosis

    SJD24NSLG CHAPTER 6. SJD24NSLG FAILURE DIAGNOSIS Service Manual [1] OUTLINE OF CONTROL 1. ON/OFF Control of Compressor When the plug of refrigerator is connected, the compressor will start automatically and run for approximately 5 minutes. After then, ON/OFF of the compressor will be controlled depend on the temperature detected by the R-thermistor.

  • Page 13: Re-Setting Of Microcomputer At Power Failure

    SJD24NSLG [3] RE-SETTING OF MICROCOMPUTER AT POWER FAILURE • At the power failure for over 0.1 second, the control of the microcomputer will be reset. When the power is re-supplied, the temperature of R-thermistor will be detected again and ON/OFF of the compressor will be decided. •...

  • Page 14: Conversion Table

    SJD24NSLG [5] CONVERSION TABLE Conversion Table between R-thermistor and Def-thermistor Temperature and Resistance Value Temperature Resistance Value Temperature Resistance Value Temperature Resistance Value (°C) (kΩ) (°C) (kΩ) (°C) (kΩ) 26.1 11.49 24.54 10.88 5.23 23.08 10.3 4.98 21.72 9.75 4.74 20.46 9.24 4.52...

  • Page 15: Circuit Diagram Of Main Pwb

    SJD24NSLG [6] CIRCUIT DIAGRAM OF MAIN PWB 6 – 4...

  • Page 16: Chapter 7. Functions Adjustable Temperature Control

    SJD24NSLG CHAPTER 7. SJD24NSLG FUNCTIONS Service Manual [1] ADJUSTABLE TEMPERATURE CONTROL 1. Temperature control 1) FREEZER COMPARTMENT The FREEZER TEMP. CONTROL regulates the quantity of cold air to the freezer. "MAX" setting directs more cold air to the freezer compartment. (making the freezer compartment colder) "MIN"...
  • Page 17 SJD24NSLG 3. Temp. control system Freezer Temp. Control Knob The FREEZER TEMP. CONTROL regulates the quantity of cold air to the freezer. MAX setting directs more cold air to the freezer compartment. (making the freezer compartment colder) MIN setting directs less cold air to the freezer compartment. (making the freezer compartment less colder) Cold air Coldest...

  • Page 18: F-Louver Ass'y

    SJD24NSLG CHAPTER 8. SJD24NSLG ASSEMBLING PROCEDURES OF MAIN PARTS AND CAUTIONS Service Manual CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE ANY REPAIRING. [1] F-LOUVER ASS'Y 1. Fan motor ass'y Propeller fan 90 Fan motor holder a Fan clamp Lead EV-cover Slit area Motor cushion...
  • Page 19 SJD24NSLG 2. EV-cover ass'y 1. Bind Fuse ass'y with L-band c. Then wind glass cloth tape (W25 x L50mm ) to lead wire of Fuse ass'y (Figure A-5). L-band c Fuse ass’y Glass cloth tape W25xL50 Figure A-5 2. Stick EVC-sealer a to square hole of EV-cover. 3.
  • Page 20 SJD24NSLG 3. F - louver ass'y 1. Set F-louver to front side of EV-cover with double face tape (W15xL45mm.). 2. Insert F-control knob to F-louver. Then set to front side of EV-cover. 3. Stick EVC-sealer c to bottom of F-louver ass'y. Lead EV-cover more than 3.5mm.

  • Page 21: R Control Cov. Ass'y

    SJD24NSLG [2] R CONTROL COV. ASS'Y R-Control knob R-C Box cover Control label Lamp Figure A-10 1. Insert Lead R-Thermistor to Lead R-C Box. 2. Inset Lead R-C box to PWB L ass'y. 3. Assemble the PWB L ass’y with PWB holder A and then assemble the PWB holder A with PWB holder B. 4.
  • Page 22 SJD24NSLG 5. Assemble Lamp with R-C Box cover then fix with 2 tapping screw. 6. Stick Knob sealer on R-C Box cover and then insert Knob joint to R-C Box cover. 7. Assemble the PWB ass'y with R-C Box cover. And place the R-Thermistor on the groove of R-C Box cover. 8.

  • Page 23: How To Replace The Lamp

    SJD24NSLG [3] HOW TO REPLACE THE LAMP 1. Remove the Light cover. 2. Remove the 2 screw, and pull the Lamp out. Screw 3. Insert the new Lamp to the connector, and fix with 2 screws. 4. Set the Light cover. 8 –...

  • Page 24: Defrost Heater

    SJD24NSLG [4] DEFROST HEATER 2. Replacement of Def. heater. 1. Remove the aluminium tape on Heater support to take it off from 1. Taking-out Evaporator the food liner. 1. Take-out Fan louver ass’y. 2. Raise the protrusion part of Heater support. Then remove Heater cover.
  • Page 25 SJD24NSLG 4. Replace Def. heater ass’y with new one. 3. Installing of Evaporator 1. Install Evaporator as shown in Figure.A-15 in the reverse order of Heater cover Figure.A-16. 2. Correct the deformed fin. NOTE: 1.When installing Evaporator, take care not to deform signifi- cantly and break the pipes.

  • Page 26: Chapter 9. Cooling Unit

    SJD24NSLG CHAPTER 9. SJD24NSLG COOLING UNIT Service Manual [1] COOLING UNIT NOTE: The iron pipe is partly used of this refrigerator. Please note the following points when brazing the iron pipe. • Brazing material should be silver brazing rod. (To be equivalent with BAg-20 or BAg-7) •...

  • Page 27: Location

    SJD24NSLG [2] LOCATION 1. Location 1 Dryer Capillary tube Dryer connector Hot pipe Charge pipe Evaporator Charge pipe L Back condenser Suction pipe Discharge connector P connector Compressor Mark shows Cu brazing points Mark shows Ag brazing points 2. Location 2 Discharge P.

  • Page 28: Parts Guide

    SJ-D20N/D24N/D28N/D29N-SLG PartsGuide PARTS GUIDE Refrigerator-freezer SJ-D20N-SLG MODELS SJ-D24N-SLG SJ-D28N-SLG SJ-D29N-SLG CONTENTS SJ-D20N/D24N/D28N/D29N-SLG SJ-D20N/D24N/D28N/D29N-SLG ELECTORIC,MECHANICAL,CYCL OTHER PARTS E PARTS INDEX SJ-D20N/D24N/D28N/D29N-SLG DOOR,ATTACHMENT PARTS This document has been published to be used for after sales service only. The contents are subject to change without notice.
  • Page 29 SJD24NSLG [1] SJ-D20N/D24N/D28N/D29N-SLG ELECTORIC,MECHANICAL,CYCLE PARTS 6-11 2-42 1-15 2-41 2-10 2-36 1-14 2-39 2-35 1-12 1-13 2-49 2-15 2-37 2-46 2-40 2-32 2-48 2-45 2-33 1-11 2-17 2-18 2-47 2-11 2-24 2-34 2-25 2-23 2-20 2-16 6-18 6-15 2-21 6-14 2-19 1-20 6-12...
  • Page 30 SJD24NSLG PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [1] SJ-D20N/D24N/D28N/D29N-SLG ELECTORIC,MECHANICAL,CYCLE PARTS 1-11 FFS-TA094CBKZ Fuse ass'y [D28N][D29N] 1-12 FW-VZA156CBZZ Lead ev cover 1-13 RH-HXA098CBZZ Def-thermistor 1-14 RMOTRA057CBE0 Fan motor 1-15 FHETBA201CBZZ Defrost heater [D20N][D24N] 1-15 FHETBA202CBZZ Defrost heater [D28N][D29N] 1-20 Running capacitor RC-EZA237CBZZ...
  • Page 31 SJD24NSLG [2] SJ-D20N/D24N/D28N/D29N-SLG DOOR,ATTACHMENT PARTS 5-15 5-14 3-3-1 5-16 5-11 3-3-2 5-12 3-7-1 5-12-2 5-12-3 5-13 5-12-1 5-18-2 5-12-2 5-18 5-18-1 5-17-2 5-17-1 5-17 5-12-1 3-3-2 5-7-2 5-7-4 5-7-1 5-7-3 5-10...
  • Page 32 SJD24NSLG PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [2] SJ-D20N/D24N/D28N/D29N-SLG DOOR,ATTACHMENT PARTS HBDGDB009CBZA Badge FDORFB913CBKZ F-door ass'y [D20N][D24N] FDORFB914CBKZ F-door ass'y [D28N][D29N] 3-3-1 NBRGPA013CBFB Nylon bearing 2 3-3-2 LSTPPA155CBFA Door stopper FPACGA444CBZA F door packing [D20N][D24N] FPACGA447CBZA F door packing [D28N][D29N] HDECQA518CBTA Handle trim-f [D20N][D24N] HDECQA521CBTA...
  • Page 33 SJD24NSLG INDEX PRICE PART PRICE PART PARTS CODE PARTS CODE RANK MARK RANK RANK MARK RANK LHLD-A743CBFA 2-5-7-3 [ C ] LHLD-A781CBEZ 1-6-20 CPADBA084CBKZ 3-90-4 CPADBA085CBKZ 3-90-5 LPLTMA399CBP0 1-6-8 LPLTMA755CBPZ 1-2-41 CPADBA090CBKZ 3-90-10 LRALPA140CBFA 2-5-15 [ D ] LRALPA141CBFA 2-5-16 DHNG-A575CBMZ 1-2-2 LSTPPA155CBFA...
  • Page 34 SJD24NSLG PRICE PART PARTS CODE RANK MARK RANK USRA-A309CBFA 1-2-15 UTNA-A404CBFA 2-5-6 UTNA-A406CBFA 2-5-8 UTNA-A416CBZZ 2-5-12-3 UTNA-A417CBZZ 2-5-17-2 UTNA-A418CBZZ 2-5-18-2 UTNA-A430CBZZ 2-5-7-4 UYOK-A087CBFG 2-5-9 UYOK-A519CBFA 2-5-10 UYOK-A520CBFA 2-5-11...
  • Page 35 EndPage COPYRIGHT © 2006 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying , recording, or otherwise, without prior written permission of the publisher.

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