Sharp R-520LK, R-520LW service manual Parts List

Page 39

*

∆

R - 5 2 0 L K

R-520LW

PARTS LIST

Note: The parts marked “∆” may cause undue microwave exposure.

The parts marked “*” are used in voltage more than 250V. "§" MARK: PARTS DELIVERY SECTION.

REF. NO.

PART NO.

§

DESCRIPTION

Q'TY

CODE

 

 

 

 

 

 

 

ELECTRIC PARTS

 

 

 

 

 

 

1- 1

 

RC-QZB018MRE0

 

M

 

High voltage capacitor

 

1

 

AQ

 

 

1- 2

 

FH-DZB013MRY0

 

M

 

High voltage rectifier assembly

 

1

 

AM

 

 

1- 3

 

RLMPTA087WRZZ

 

M

 

Oven lamp/socket

 

1

 

AE

 

 

1- 4

 

RMOTEA433WRZZ

 

M

 

Fan motor

 

1

 

AL

 

 

1- 5

 

FFS-BA016/KIT

 

M

 

Monitor switch (V-16G-2C25)and fuse assembly (20A 250V AC)

 

1

 

AF

 

 

1- 6

 

QSW-MA085WRE0

 

M

 

Primary interlock switch and door sensing switch (V-5230Q)

 

2

 

AE

 

 

1- 7

 

QFS-TA014WRE0

 

M

 

Cavity temperature fuse 150OC

 

1

 

AF

 

 

1- 8

 

RV-MZA293WRE0

 

M

 

Magnetron

 

1

 

BC

 

 

1- 9

 

RMOTDA264/KIT

 

M

 

Turntable motor

 

1

 

AL

 

 

1-10

 

RTRN-B088MRE0

 

M

 

Power transformer

 

1

 

BA

 

 

1-11

 

FACCDB003MRE0

 

M

 

Power supply cord

 

1

 

AM

 

 

1-12

 

QFS-TA013WRE0

 

M

 

Magnetron temperature fuse

 

1

 

AE

 

 

1-13

 

FPWBFA380WRKZ

 

M

 

Noise filter unit

 

1

 

AM

 

 

1-14

 

FDTCTA198WRK0

 

M

 

AH sensor

 

1

 

AN

 

 

 

 

 

 

 

 

CABINET PARTS

2- 1

GDAI-B061MRP0

M

Base plate

1

AS

2- 2

GLEGPB004MRF0

M

Foot

4

AB

2-

3

GCABUB096MRP0

M

Outer case cabinet (R-520LK)

1

AV

2-

3

GCABUB089MRP0

M

Outer case cabinet (R-520LW)

1

AW

CONTROL PANEL PARTS

3- 1

GPNLCB090MRK0

M

Control unit assy

1

BB

3- 2

HPNLFB024MRF0

M

Control panel (R-520LK)

1

AS

3- 2

HPNLFB025MRF0

M

Control panel (R-520Lw)

1

AS

3- 3

FUNTKB461/KIT

M

Key sheet assy

(R-520LK)

1

AL

3- 3

FUNTKB469/KIT

M

Key sheet assy

(R-520LW)

1

AL

3- 4

JBTN-B201MRF0

M

Open button assy (R-520LK)

1

AL

3- 4

JBTN-B203MRF0

M

Open button assy (R-520LW)

1

AP

3- 5

MSPRCA045WRE0

M

Open button spring

1

AA

3- 6

XEPSD30P08XS0

M

Screw; 3mm x 6mm

 

5

AB

3- 7

QCNC-A020WRZZ

M

Rubber connector

 

1

AC

3- 8

PSHEPB037WREZ

M

LED sheet

 

1

AG

3- 9

RLCDSA116DRZZ

M

LCD

 

1

AE

3-10

LANGQB060MRP0

M

PWB support angle

1

AE

3-11

HPNLCB179MRF0

M

Key fixing mold

 

1

AL

OVEN PARTS

4- 1

LBNDKB007MRP0

M

H.V. Capacitor band

1

AB

4- 2

LANGTB062MRP0

M

Chassis support

1

AD

4- 3

PHOK-B018MRF0

M

Latch hook

 

1

AF

4- 4

MLEVPB016MRF0

M

Switch lever

1

AD

4- 5

PDUC-B125MRF0A

M

Magnetron

duct

1

AE

4- 6

NFANPB006MRE0

M

Fan blade

 

1

AC

4- 7

PDUC-B088MRF0

M

Fan duct

(Not a replaceable part)

1

AC

4- 8

-------------

M

Oven cavity

1

--

4- 9

PCOVPB085MRP0

M

Waveguide cover

1

AH

4-10

PPACGB014MRF0

M

Turntable motor packing

1

AA

4-11

PCUSUB080MRP0

M

Cushion

 

1

AC

4-12

LANGQB025MRP0

M

Noise unit angle

1

AE

4-13

PDUC-B106MRP0

M

Sensor duct

 

1

AG

 

 

 

 

DOOR PARTS

 

 

5

-1

GWAKPB226MRR0

M

Door frame (R-520LK)

1

AQ

5

-1

GWAKPB228MRR0

M

Door frame (R-520LW)

1

AQ

5

-2

LSTPPB021MRF0

M

Latch head

1

AD

5

-3

MSPRTA046WRE0

M

Latch spring

1

AB

5

-4

FDORFB075MRT0

M

Door panel

1

AW

5

-5

PSHEPB016MRE0

M

Sealer film

1

AD

5- 6

GCOVHB047MRF0

M

Choke cover

1

AH

5- 7

LSTPPB045MRF0

M

Door stopper

1

AA

5- 8

PGLSPB118MRE0

M

Door glass (R-520LK)

1

AT

5- 8

PGLSPB124MRE0

M

Door glass (R-520LW)

1

AT

5- 9

LSTPPB036MRF0

M

Door glass stopper

1

AC

5- 10

PCUSUB058MRP0

M

Door cushion

1

AB

5- 11

XEPS730P06XS0

M

Door screw

1

AA

 

 

 

 

 

 

 

39

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Page 38 Page 40
Contents 520LW Table of ContentsBefore Servicing Dont Touch Before Servicing When the testing is completedMicrowave Measurement Procedure RequirementsLeakage test Foreword Sharp PLAZA, MahwahMicrowave Ovens 520LK/R-520LWGrounding Instructions SpecificationGeneral Information DescriptionTouch Control Panel Oven DiagramOFF Condition Power Level P-0 to P-90 CookingOperation Description of Operating SequenceMicrowave Sensor Cooking ConditionClock Appears on Display SchematicDescription and Function of Components Troubleshooting Guide Procedure Component Test Letter Magnetron Assembly Test Test ProceduresTest Procedure ProblemProcedure Component Test Letter Microwave Output PowerPower Transformer Test High Voltage Capacitor Test Procedure Component Test Letter High Voltage Rectifier TestCavity Temperature Fuse Test Magnetron Temperature Fuse TestSecondary Interlock System Test Replace Temperature FusePrimary Interlock Switch Test Run the oven and check all functionsTouch Control Panel Assembly Test Procedure Component Test Letter Monitor Switch TestKEY Unit Test Figure of all digits flickerRelay Test Compu Defrost TestMenu 1ST Stage 2ND Stage 3RD Stage STEAKS/CHOPS Level Time Steps Occurrence Cause or Correction Primary on the PWB, this foil pattern acts as a fuseTesting Method for AH Sensor AND/OR Control Unit AH Sensor TestChecking the initial sensor cooking condition Checking Control Unit R1, R2 22Ω ± 1% 1/2W R3 4.3Ω ± 5% 1/4W R4 1MΩ ± 5% 1/4WSensor Dummy Resistor Circuit Synchronizing Signal Circuit Reset CircuitIndicator Circuit Power Source CircuitLSI Description of LSIKey strobe signal Signal similar to ANI3Internal clock oscillation frequency control input setting Power source voltageConverter power source voltage GND0V Converter power source voltageCommon data signal Detector Circuit of Absolute Humidity Sensor Circuit Absolute Humidity Sensor CircuitStructure of Absolute Humidity Sensor Operational Principle of Absolute Humidity SensorServicing Tools Other PrecautionsTouch Control Panel Servicing Servicing of Touch Control PanelComponent Replacement and Adjustment Procedure Outer Case RemovalTo prevent an electric shock, take the following pre Magnetron Removal Power Transformer RemovalRe-install High Voltage Rectifier and High Voltage Capacitor RemovalOven Lamp and Lamp Socket Removal Positive Lock Connector NO-CASE Type RemovalControl Panel Assembly Removal Graphic Sheet and Membrane Switch ReplacementTurntable Motor Removal InstallationRear View InstallationCooling FAN Motor Removal RemovalAfter adjustment, check the following Door ReplacementRE-INSTALL After any service, make sure of the followingSealer Film High Voltage Components DiagramCircuit Control Unit Figure S-5 . Printed Wiring Board of Power Unit Parts List Model Number HOW to Order Replacement PartsMiscellaneous SCREWS,NUTS and WashersOven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous Packing and Accessories Copyright 2006 by Sharp Corporation ALL Rights Reserved

R-520LK, R-520LW specifications

The Sharp R-520LW and R-520LK are innovative microwave ovens that combine advanced technology with user-friendly features to enhance cooking experiences. Designed with modern kitchens in mind, these models embody efficiency, precision, and versatility.

One of the defining characteristics of both the R-520LW and R-520LK is their powerful 900-watt output, which allows for speedy cooking and reheating. This high wattage ensures that food is cooked evenly and retains its moisture, preventing the common issue of dry or unevenly heated meals. Furthermore, the inclusion of multiple cooking power levels provides users with flexibility, making it easy to select the ideal setting for various types of food.

Both models feature Sharp's signature Inverter Technology. Unlike traditional microwaves that use a turn-on and turn-off cycling method, inverter technology delivers a steady stream of cooking power. This results in more consistent heating, allowing delicate foods such as fish or custards to be cooked perfectly without overcooking the edges. This technology not only enhances the quality of cooked food but also improves the overall efficiency of the microwave.

The R-520LW and R-520LK come equipped with a variety of auto-cook settings that cater to different culinary needs. From popcorn to frozen vegetables, these pre-programmed settings allow users to prepare meals with just a touch of a button, making cooking uncomplicated for all skill levels. The large, user-friendly control panel features intuitive buttons and a digital display, ensuring effortless operation and visibility.

In terms of design, the R-520LW boasts a sleek white finish, while the R-520LK offers a modern black aesthetic. Both models are compact yet spacious, with a generous interior capacity that can accommodate a range of dish sizes. The turntable feature further enhances cooking efficiency by ensuring even cooking all around.

Cleaning and maintaining the R-520LW and R-520LK is a breeze, thanks to their easy-to-wipe surfaces and the interior's cavity that can be easily accessed. The durable construction of these microwaves means they are designed to withstand the rigors of daily use.

In summary, the Sharp R-520LW and R-520LK microwave ovens stand out with their advanced features, such as inverter technology and pre-programmed cooking settings, making them excellent choices for anyone looking to streamline their kitchen tasks. Their stylish designs and user-friendly interfaces further enhance their appeal, making them valuable additions to any modern home.
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