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Sharp SJ-48G-GY Service Manual
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Sharp SJ-48G-GY Service Manual

Sharp SJ-48G-GY Service Manual

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Refrigerant; HFC-134a
Refer to "HFC-134a COOLING UNIT" Service Manual for handling this refrigerant.
Outline Of Product ....................................................................................................................................... 2
Specifications ................................................................................................................................................. 3
Designation Of Various Parts .................................................................................................................. 5
List Of Electrical Parts ............................................................................................................................. 6
Wiring Diagram ................................................................................................................................................ 9
Functions ........................................................................................................................................................ 12
Assembling Procedures Of Main Parts And Cautions .................................................................. 15
COOLING UNIT ................................................................................................................................................... 21
Replacement Parts List ............................................................................................................................ 22
SERVICE MANUAL
REFRIGERATOR-FREEZER
MODELS
In the interests of user-safety (Required by safety regulations in some
countries) the set should be restored to its original condition and only
parts identical to those specified should be used.
DESTINATION ............................. R, M, H, Y, T, Z

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SHARP CORPORATION
1
SJ-48G-GY/BE/BL
SJ-D48G-GY/BE/BL
SJ-51G-GY/BE/BL
SJ-D51G-GY/BE/BL
SJ-55G-GY/BE/BL
SJ-D55G-GY/BE/BL
SJ-48G/D48G
SJ-51G/D51G
SJ-55G/D55G
S25A5SE55APRR
page

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  • Page 1 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G SERVICE MANUAL S25A5SE55APRR REFRIGERATOR-FREEZER SJ-48G-GY/BE/BL MODELS SJ-D48G-GY/BE/BL SJ-51G-GY/BE/BL SJ-D51G-GY/BE/BL SJ-55G-GY/BE/BL SJ-D55G-GY/BE/BL In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.

  • Page 2: Outline Of Product

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G OUTLINE OF PRODUCT (Comparison between Type G and Type E) G type E type Outer dimensions 48G@ 1620~ 735~ 700(mm) 42E@ 1620~ 715~ 690(mm) (Height~ Width~ Depth) (63.8"~ 28.9"~ 27.6") (63.8"~ 28.1"~ 27.2") 51G@ 1700~ 735~ 700(mm) 45E@ 1735~ 715~ 690(mm) (66.9"~ 28.9"~ 27.6") (68.3"~ 28.1"~ 27.2")

  • Page 3: Specifications

    Freezer shelf S Ice cube maker Twin ice cube maker Ice cube box Deodorizing system COLOR Items SJ-48G-GY, SJ-51G-GY, SJ-55G-GY SJ-48G-BE, SJ-51G-BE, SJ-55G-BE SJ-48G-BL, SJ-51G-BL, SJ-55G-BL SJ-D48G-GY, SJ-D51G-GY, SJ-D55G-GY SJ-D48G-BE, SJ-D51G-BE, SJ-D55G-BE SJ-D48G-BL, SJ-D51G-BL, SJ-D55G-BL Outside color Gray Beige Blue...
  • Page 4 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G SOURCE AND COMP. AND NET WEIGHT DESTINATION: R, M,Y, T Items SJ-48G, SJ-D48G SJ-51G, SJ-D51G SJ-55G, SJ-D55G Rated voltage 220/230/240 Rated frequency (Hz) Classification Rated input 172/178/184 182/186/190 Rated input of heating elements 137/150/163 Refrigerant (Charging quantity) HFC-134a(125g) HFC-134a(130g) Net weight...

  • Page 5: Designation Of Various Parts

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G DESIGNATION OF VARIOUS PARTS The names in parenthesis are the denominations used in the REPLACEMENT PARTS LIST. 1. Freezer shelf (L) (Freezer tray L silk) 2. Freezer temp. control knob 3. Freezer shelf (S) (Freezer tray S silk) 4.

  • Page 6: List Of Electrical Parts

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G LIST OF ELECTRICAL PARTS DESTINATION: R,M,Y,T Items SJ-48G, SJ-D48G SJ-51G, SJ-D51G, SJ-55G, SJ-D55G Source 220/230/240V 50Hz Climate class T, ST Thermostat Type: MM1-8025 ON: –17±5˚C OFF: –22±1.5˚C(at normal notch) Damper thermostat Type: MM1-6129 Baffle opened 1.5˚C(at normal notch) Baffle closed –3±1.5˚C Timer Type: TMDF904FD2, Integration type...
  • Page 7 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G DESTINATION: H Items SJ-48G, SJ-D48G SJ-51G, SJ-D51G, SJ-55G, SJ-D55G Source 200/220V 50Hz Climate class Thermostat Type: MM1-8025 ON: –17±5˚C OFF: –22±1.5˚C(at normal notch) Damper thermostat Type: MM1-6129 Baffle opened 1.5˚C(at normal notch) Baffle closed –3±1.5˚C Timer Type: TMDF904FD2, Integration type Cycle 10hours 50 min., Working time about 4min.
  • Page 8 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G DESTINATION: Z Items SJ-48G, SJ-D48G SJ-51G, SJ-D51G, SJ-55G, SJ-D55G Source 220V 50/60Hz Climate class Thermostat Type: MM1-8025 ON: –17±5˚C OFF: –22±1.5˚C(at normal notch) Damper thermostat Type: MM1-6129 Baffle opened 1.5˚C(at normal notch) Baffle closed –3±1.5˚C Timer Type: TMDF904FD2, Integration type Cycle 10hours 50 min., Working time about 4min.

  • Page 9: Wiring Diagram

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G WIRING DIAGRAM Be sure to replace the electrical parts with specified ones for maintaining the safety and performance of the set. Because these are important for maintaining the safety of the set. : GRAY : BROWN : ORANGE : YELLOW : RED CONNECTED IN TERMINAL BOX...
  • Page 10 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G C1(LR-09-1V) Fan motor Defrost thermo. FREEZER F-thermostat (Br) (E.V cov. ass'y) (Bk) Thermo fuse Defrost heater C2(ELR-02V) Door switch C3(ELR-06V) 3(Push close) 4(Push open) (S-B) (C-part. ass'y) REFRIGERATOR C4(LR-09-1V) Defrost timer (Bk) (RC-box ass'y) (S-B) (Br) Lamp MACHINE ROOM CE-2 CE-2...
  • Page 11 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G C1(LR-09-1V) Fan motor Defrost thermo. FREEZER F-thermostat (Br) (E.V cov. ass'y) (Bk) Thermo fuse Defrost heater C2(ELR-02V) Door switch C3(ELR-06V) 3(Push close) 4(Push open) (S-B) (C-part. ass'y) REFRIGERATOR C4(LR-09-1V) Defrost timer (Bk) (RC-box ass'y) (S-B) (Br) Lamp MACHINE ROOM CE-2 CE-5...

  • Page 12: Functions

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G FUNCTIONS 1. ADJUSTABLE TEMPERATURE CONTROL (1) Temperature control of freezer Thermostat (freezer temperature sensing thermostat) operates on ON/OFF switchover to control the compressor and allows the freezer temperature to keep at a suitable temperature. However adjust the freezer temp. control knob as follows depending upon the storing condition of foods. PURPOSE KNOB SETTING...
  • Page 13 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G 2. DEFROSTING (1) No defrosting operation is necessary (2) Where is melted ice brought No defrosting operation is necessary. 1. Melted ice is brought into the evaporating pan at As this machine is so designed that a built-in the bottom of the set and is evaporated here by evaporator cools air and a fan circulates cooled air, the heat of sub condenser.
  • Page 14 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G (4) As a reference to determine the causes of trouble, malfunction and phenomena are described below. Refer to the following when repairing. 1. Disconnection of defrost heater As off-cycle defrosting is performed, the defrosting time is extremely prolonged. Each time defrosting is started, the freezer temperature rises and a portion of ice and stored foods are melted.

  • Page 15: Assembling Procedures Of Main Parts And Cautions

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G ASSEMBLING PROCEDURES OF MAIN PARTS AND CAUTIONS CAUTION: DISCONNECT THE UNIT FROM THE POWER SUPPLY BEFORE ANY REPAIRING. 1. R-CONTROL COV. ASSEMBLY Defrost timer A-sealer air guid. B D timer lead ass'y A-sealer air guid. D Lamp socket R-air guider B A-sealer RC-box...
  • Page 16 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G C-box base Start A sealer air guid. C Overlap A-sealer A-sealer RC-duct RC-duct datum C-box base A-sealer A-sealer datum RC-box RC-box Start Overlap SEC. BB (The back of C-box base) (2) Forming sensor of Damper thermostat Damper thermostat ±2 Stick thermo.
  • Page 17 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G (4) Fixing of Lamp socket, Defrost timer SKY-BLUE Defrost timer Connect Insert Pin No.6 D timer lead ass'y R-Cbox cover BROWN Lamp Insert Pin No.7 socket Screw Lamp (5) Fixing of R-Cbox cover Set R-temp. control knob Claws (2 places) R-C box cover Stick Warning label...
  • Page 18 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G 2. E.V COVER ASSEMBLY F-thermostat Lead E.V cover ass'y. E.V cover sealer E L-band C E.V cover sealer B E.V cover E.V cover sealer C E.V cover sealer D Fan clamp Propeller fan 100 Fan motor cushion A L-band C Fan motor cushion B Defrost thermo.
  • Page 19 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G (2) Fixing of Fan motor and Fan E.V cover Tapping screw Motor cushion Fan motor cushion B Fan motor Fan motor cushion A Fan clamp Motor shaft to be flush with front surface of hub. Propeller fan 100 Fan motor (3) Wiring of Lead Wire L-band C...
  • Page 20 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G (4) Setting of Lead E.V cover ass'y and F-thermostat Through between ribs Inside of ribs Set surely edges of these two ribs. E.V cover Lead E.V cover ass'y Under 5mm F-thermostat Color: RED Color: BROWN (5) Wiring of Connector 1.

  • Page 21: Cooling Unit

    SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G COOLING UNIT Mark: Refrigerant flow Mark: Brazing portion Hot pipe L Hot pipe Hot pipe R (Side condenser) (DP-condenser) (Side condenser) Back condenser Evaporator Suction pipe Bottom condenser Compressor Capillary tube Dryer Except for SJ-48G Figure C-1. Cooling unit...

  • Page 22: Replacement Parts List

    SJ-48G/D48G SJ-51G/D51G REPLACEMENT PARTS LIST(SJ-48G/SJ-D48G) SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-48G SJ-48G SJ-48G SJ-D48G SJ-D48G SJ-D48G ELECTRIC PARTS 1- 1 RTHM-A057CBE0 F-thermostat 1- 1 RTHM-A063CBE0 F-thermostat(Thailand only) 1- 2 RSTT-A105CBE0 Starting relay(220/230/240V 50Hz region) 1- 2 RSTT-A110CBE0 Starting relay(200/220V 50Hz region,220V 60Hz region)1 1- 3 QSWTDA035CBE0...
  • Page 23 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-48G SJ-48G SJ-48G SJ-D48G SJ-D48G SJ-D48G 2-41 PSEL-B244CBE0 Thermo. cap. sealer 2-42 PGID-A118CBF0 R-air guider B 2-49 LSTPPA074CBFA C-stopper 2-55 HGRL-A135CBFA Multi louver 2-56 PFPFPA824CBF0 R-louver insu. 2-57 PSEL-B143CBE0 A-sealer R-louver 2-61 LHLD-A235CBE0 SL-4N clip(For 3P.
  • Page 24 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-48G SJ-48G SJ-48G SJ-D48G SJ-D48G SJ-D48G ATTACHMENT PARTS 5- 1 UPOK-A120CBRA Bottle pocket HS 5- 2 UPOK-A117CBRA Egg pocket HS 5- 3 UPOK-A119CBRA F door pocket HS 5- 4 UPOK-A118CBRA Utility pocket HS 5- 5 UTNA-A167CBFC...
  • Page 25 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-48G SJ-48G SJ-48G SJ-D48G SJ-D48G SJ-D48G MISCELLANEOUS 90- 1 TINS-A277CBR0 Operation manual(English) 90- 1 TINS-A282CBR0 Operation manual(Thai) 90- 2 TLAB-A153CBR0 Warning label 90- 3 SPAKCG448YDE0 Packing case(Destination mark “ R “) 90- 3 SPAKCG449YDE0 Packing case(Destination mark “...
  • Page 26 SJ-48G/D48G SJ-51G/D51G REPLACEMENT PARTS LIST(SJ-51G/SJ-D51G) SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-51G SJ-51G SJ-51G SJ-D51G SJ-D51G SJ-D51G ELECTRIC PARTS 1- 1 RTHM-A057CBE0 F-thermostat 1- 1 RTHM-A063CBE0 F-thermostat(Thailand only) 1- 2 RSTT-A105CBE0 Starting relay(220/230/240V 50Hz region) 1- 2 RSTT-A110CBE0 Starting relay(220V 60Hz region) 1- 3 QSWTDA035CBE0...
  • Page 27 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-51G SJ-51G SJ-51G SJ-D51G SJ-D51G SJ-D51G 2-49 LSTPPA074CBFA C-stopper 2-55 HGRL-A134CBFA Multi louver 2-56 PFPFPA814CBF0 R-louver insu. 2-57 PSEL-B130CBE0 A-sealer R-louver 2-61 LHLD-A235CBE0 SL-4N clip(For 3p. plug) 2-62 DCOV-A061CBK0 Harness cover ass’y(Singapore, Malaysia) 2-63 LHLD-A302CBF0 Fan motor cushion B...
  • Page 28 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-51G SJ-51G SJ-51G SJ-D51G SJ-D51G SJ-D51G ATTACHMENT PARTS 5- 1 UPOK-A120CBRA Bottle pocket HS 5- 2 UPOK-A117CBRA Egg pocket HS 5- 3 UPOK-A119CBRA F door pocket HS 5- 4 UPOK-A118CBRA Utility pocket HS 5- 5 UTNA-A167CBFC...
  • Page 29 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-51G SJ-51G SJ-51G SJ-D51G SJ-D51G SJ-D51G MISCELLANEOUS 90- 1 TINS-A277CBR0 Operation manual(English) 90- 1 TINS-A282CBR0 Operation manual(Thai) 90- 2 TLAB-A153CBR0 Warning label 90- 3 SPAKCG340YDE0 Packing case(Destination mark " R ") 90- 3 SPAKCG341YDE0 Packing case(Destination mark "...
  • Page 30 SJ-48G/D48G SJ-51G/D51G REPLACEMENT PARTS LIST(SJ-55G/SJ-D55G) SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-55G SJ-55G SJ-55G SJ-D55G SJ-D55G SJ-D55G ELECTRIC PARTS 1- 1 RTHM-A057CBE0 F-thermostat 1- 1 RTHM-A063CBE0 F-thermostat(Thailand only) 1- 2 RSTT-A105CBE0 Starting relay(220/230/240V 50Hz region) 1- 2 RSTT-A110CBE0 Starting relay(220V 60Hz region) 1- 3 QSWTDA035CBE0...
  • Page 31 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-55G SJ-55G SJ-55G SJ-D55G SJ-D55G SJ-D55G 2-49 LSTPPA074CBFA C-stopper 2-55 HGRL-A134CBFA Multi louver 2-56 PFPFPA814CBF0 R-louver insu. 2-57 PSEL-B130CBE0 A-sealer R-louver 2-61 LHLD-A235CBE0 SL-4N clip(For 3p. plug) 2-62 DCOV-A061CBK0 Harness cover ass’y(Singapore/Malaysia) 2-63 LHLD-A302CBF0 Fan motor cushion B...
  • Page 32 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-55G SJ-55G SJ-55G SJ-D55G SJ-D55G SJ-D55G ATTACHMENT PARTS 5- 1 UPOK-A120CBRA Bottle pocket HS 5- 2 UPOK-A117CBRA Egg pocket HS 5- 3 UPOK-A119CBRA F door pocket HS 5- 4 UPOK-A118CBRA Utility pocket HS 5- 5 UTNA-A167CBFC...
  • Page 33 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G REF. NO. PART NO. DESCRIPTION Q'TY CODE SJ-55G SJ-55G SJ-55G SJ-D55G SJ-D55G SJ-D55G MISCELLANEOUS 90- 1 TINS-A277CBR0 Operation manual(English) 90- 1 TINS-A282CBR0 Operation manual(Thai) 90- 2 TLAB-A153CBR0 Warning label 90- 3 SPAKCG435YDE0 Packing case(Destination mark " R ") 90- 3 SPAKCG436YDE0 Packing case(Destination mark "...
  • Page 34 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G DOOR PARTS 3-10 3-5-2 3-14 3-10 3-25 3-12 3-20 3-15 3-5-1 3-15-3 3-16 3-17 3-20 SJ-55G 3-15-2 SJ-48G/D48G 3-15-1 SJ-51G/D51G SJ-55G/D55G...
  • Page 35 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G CABINET PARTS 1-20 2-63 2-16 2-21 2-28 2-70 2-69 2-19 2-64 2-20 1-17 2-17 2-29 2-13 2-22 2-81 2-23 2-62 2-66 2-36 1-21 5-17 2-76 5-11 2-67 2-33 2-68 2-24 5-18 1-10 2-78 4-14 2-15-1 6-18 2-15 2-49 2-34 2-80...
  • Page 36 SJ-48G/D48G SJ-51G/D51G SJ-55G/D55G Section of Power Type Plug Supply Cord '95 SHAP CORP. (2U0.45E) Printed in Japan...

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