Sharp R-210A Troubleshooting Chart, Test Procedure Possible Cause Defective Parts, Problem

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R-210A

TROUBLESHOOTING CHART

TEST PROCEDURE

POSSIBLE CAUSE

AND

DEFECTIVE PARTS

CONDITION

 

PROBLEM

 

Fuse

13A blows when

 

power cord is plugged into

 

wall outlet.

OFF

Fuse 13A blows when the

CONDITION

door is opened.

 

 

Home fuse blows when

 

power cord is plugged into

 

wall outlet.

 

Oven does not operate at all.

 

Oven goes into cook cy-

 

cle but shuts down before

 

end of cooking cycle.

 

Oven lamp does not light.

 

(Fan motor rotates)

 

Fan motor does not oper-

 

ate, but oven lamp lights.

COOKING

Timer motor does not oper-

CONDITION

 

ate, but oven lamp lights.

 

Turntable motor does not op-

 

erate, but oven lamp lights.

 

Oven seems to be operat-

 

ing but little or no heat is

 

produced in oven load. (Mi-

 

crowave power control is

 

set at "HIGH" position, and

 

turntable motor operates.)

 

Oven

does not operate

 

properly in another position

 

except "HIGH" position.

 

 

 

A B C D E E E F F I I I G G HJ K

MAGNETRON

POWER TRANSFORMER

H.V. RECTIFIER ASSEMBLY

HIGH VOLTAGE CAPACITOR

1ST. LATCH SWITCH

2ND. LATCH SWITCH

MONITOR SWITCH

TEMPERATURE FUSE 120˚C (OVEN)

THERMAL CUT-OUT 95˚C (MG)

TIMER MOTOR

TIMER CONTACT

TIMER VARI. SWITCH

FAN MOTOR

TURNTABLE MOTOR

FUSE 13A

POWER SUPPLY CORD

SHORTED WIRE HARNESS

OPENED WIRE HARNESS

OVEN LAMP OR SOCKET

BLOCKED VENTILATION OPENING

MISADJUSTMENT SWITCH

HOME FUSE OR BREAKER

WALL OUTLET

BLOCKED COOLING FAN

NOISE FILTER

H. V. FUSE

7

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Contents Model R-210A Table of Contents210A Microwave Oven Sharp Corporation OSAKA, Japan210A General Important InformationSpecification This Appliance Must be EarthedMedium LOW/ Defrost Control Panel Appearance ViewOFF Condition Operation SequenceMicrowave Cooking Condition Medium HIGH, MEDIUM, Medium LOW, LOW CookingFunction of Important Components Servicing Troubleshooting GuideRemember to Check 3D Remember to Check 4RTest Procedure Possible Cause Defective Parts Troubleshooting ChartProblem C D E E E F F I I I G G HJ KMicrowave Output Power IEC Test Procedures Letter Component Test Magnetron TestTest Procedures Component Test Letter Microwave Output Power 2 Litre water loadΔT1 Power Transformer Test Test Procedures Letter Component TestCarry OUT 4R Checks High Voltage Rectifier Test Carry OUT 3D ChecksTemperature Fuse or Thermal CUT-OUT Test Switch TestMotor Winding Test Carry OUT 3D Checks Fuse 13ATimer SWITCH- Contacts Timer Motor with VARI-SWITCH TestTimer Motor Noise Filter Test Carry OUT 3D ChecksPower Transformer Removal Component Replacement and Adjustment ProcedureOuter Case Removal To prevent an electric shock, take the followingPositive Lock Connector Removal Magnetron ReplacementRe-install Oven Lamp Socket RemovalTurntable Motor Replacement Power Supply Cord ReplacementFAN Motor Replacement RemovalInstallation Control Panel Assembly and Switch Lever RemovalControl Panel Assembly and Switch LE- VER Removal Rear ViewDoor Replacement After adjustment, make sure of the followingRE-INSTALL Sealer Film InstallationMicrowave Measurement Preparation for TestingRequirement Holaday HI Simpson 380MOven Schematic-OFF Condition Oven Schematic-ON ConditionHigh Voltage Components Figure S-1. Pictorial DiagramCabinet Parts Electric PartsControl Panel Parts Oven PartsPacking and Accessories SCREWS,NUTS and WashersInterchangeability↔ Oven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous 210A

R-210A specifications

The Sharp R-210A is a notable microwave oven that stands out in the crowded kitchen appliance market. Renowned for its practicality and efficiency, this model is designed to cater to the needs of modern households while offering an array of advanced features.

One of the key highlights of the Sharp R-210A is its powerful 1000 watts of cooking power, which ensures quick cooking and reheating. With a range of cooking options, this microwave can handle various tasks from defrosting frozen foods to cooking meals evenly and efficiently. The unit boasts a 22-liter capacity, making it suitable for small to medium-sized kitchens. Its compact design allows for easy integration into different kitchen layouts without taking up excessive counter space.

The Sharp R-210A employs innovative technology to enhance cooking performance. It features a turntable system that ensures food is cooked uniformly by rotating dishes during the cooking cycle. This feature is particularly advantageous when heating large or unevenly shaped food items, as it helps prevent cold spots. Additionally, the microwave includes a convection option, bringing versatility to food preparation by combining microwave energy with convection heat to produce crispy results akin to traditional ovens.

User-friendliness is a hallmark of the Sharp R-210A, with an intuitive control panel that simplifies operation. The keypad is designed for easy navigation, allowing users to select cooking times and power levels quickly. It also includes pre-programmed settings for popular dishes, making meal preparation even more straightforward. The microwave features a timer and clock function, providing added convenience.

Safety is a crucial consideration in microwave design, and the Sharp R-210A does not disappoint. It comes equipped with a child lock feature to prevent accidental operation, making it a suitable choice for families. The unit also has an automatic shut-off feature that activates after cooking, reducing the risk of overheating or burning food.

In summary, the Sharp R-210A microwave oven combines robust power, innovative technology, and user-friendly features. With its ample capacity, intuitive controls, and safety measures, it continues to be a reliable choice for those looking to simplify their cooking experiences in the kitchen. Whether you're reheating leftovers or preparing a full meal, the Sharp R-210A is equipped to meet various culinary needs with ease and efficiency.