Sharp R-216LS service manual R216LS

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R216LS

7)

Follow the troubleshooting guide given below for repair.

 

 

 

 

STEPS

OCCURRENCE

CAUSE OR CORRECTION

 

1

The rated AC voltage is not present between Pin No. 1 of the 3-pin con-

Check supply voltage and oven power cord.

 

nector (A) and the normal open terminal of the relay RY2

 

 

 

 

2

The rated AC voltage is present at primary side of low voltage trans-

Low voltage transformer or secondary circuit defective.

 

former.

Check and replace control unit.

 

 

8)

Disconnect the power supply cord and then remove outer case.

 

9)

Open the door and block it open.

 

10)Discharge high voltage capacitor.

11)Reconnect all leads removed from components during testing. 12)Re-install the outer case (cabinet).

13)Reconnect the power supply cord after the outer case is installed. 14)Run the oven and check all functions.

8 – 7

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Contents Model R-216LS Precautions for Using Lead Free Solder Component ReplacementAdjustment Procedure Microwave Measurement PROBefore Servicing Before Servicing When the testing is completedAfter repairing Microwave Measurement Procedure Preparation for testingRequirements Leakage testForeword and Warning ForewordProduct Description 1 Specifications DescriptionOven Diagram General InformationGrounding Instructions OvenTouch Control Panel Power Level Cooking Power Output ReductionDescription of Operating Sequence OFF ConditionSchematic Door Closed Clock Appears on Display Oven SchenaticOff Condition Cooking ConditionDescription and Function of Components Troubleshooting Guide Troubleshooting ChartTest Procedures Procedure a Magnetron Assembly TestProcedure B Power Transformer Test Procedure C High Voltage Rectifier TestProcedure D High Voltage Capacitor Test Procedure E Temperature Fuse Oven TestProcedure F Secondary Interlock Switch Test Procedure F Primary Interlock System TestPrimary Interlock Relay RY2 Procedure G Monitor Switch TestProcedure H Blown Minitor Fuse Test Procedure I Noise Filter Test Procedure J Touch Control Panel Assembly TestKey Unit Control UnitProcedure K KEY Unit Test Procedure L Relay TestProcedure M Defrost Test Procedure N Foil Pattern on the Printed Wiring Board TestR216LS Touch Control Panel Assembly Precautions for Handling Electronic ComponentsOutline of Touch Control Panel Servicing for Touch Control PanelOther Precautions Servicing ToolsPrecautions for Using LEAD-FREE Solder Using lead-free wire solderEmploying lead-free solder SolderingComponent Replacement and Adjustment PROCE- Dure Outer Case RemovalPower Transformer Removal Positive Lock Connector NO-CASE Type RemovalReinstall Magnetron RemovalTrol Panel Assembly Removal Control Panel Assembly RemovalGraphic Sheet and Membrane Switch Replacement Cooling FAN Motor Removal Power Supply Cord ReplacementTurntable Motor Removal Installation AdjustmentMake Sure That the FAN Blade Rotates Smooth After Installed Make Sure That the Axis of the Shaft is not SlantedAfter any service, make sure of the following Door ReplacementAfter adjustment, check the following Figure C-7. Door Replacement Sealer FilmDiagrams Pictorial Diagram FigureControl Panel Circuit Figure S-2 Liquid Crystal DisplayPrinted Wiring Board Figure S-3 DIPUnit CodeMeno Parts Guide Oven Parts Oven Parts Parts Code Price NEW Description Rank MarkDoor and Control Panel Parts Door and Control Panel Parts „INDEX

R-216LS specifications

The Sharp R-216LS is a versatile microwave oven that combines affordability with a range of features designed to enhance your cooking experience. Compact yet powerful, this model is especially suitable for small kitchens or dorm rooms, where space is at a premium.

One of the standout features of the Sharp R-216LS is its impressive 800 watts of cooking power. This ensures quick and efficient heating, allowing users to prepare meals in a fraction of the time compared to conventional ovens. The microwave also features a variety of power levels, providing flexibility for different types of cooking and reheating tasks, from defrosting frozen food to cooking delicate items like baked goods.

The R-216LS comes equipped with a spacious 20-liter capacity, which is surprisingly roomy for its size. This allows for ample space to heat up large dishes or multiple servings at once. The interior is designed with easy cleaning in mind, featuring a non-stick coating that prevents food from adhering to the surfaces and simplifies maintenance.

In terms of usability, the Sharp R-216LS boasts a user-friendly interface with straightforward knobs and buttons. It includes a timer and a range of pre-programmed cooking options, enabling users to cook a variety of foods with just the touch of a button. This is particularly beneficial for those new to microwave cooking or for busy individuals looking to save time.

The microwave also incorporates advanced technologies, including inverter microwave technology, which provides a continuous stream of cooking power for more even heating and defrosting. This ensures that your food is cooked thoroughly without the risk of hot and cold spots.

Safety is another priority in the design of the R-216LS. It features a child safety lock, which prevents accidental operation, making it a perfect choice for families with young children. The model also has an automatic shut-off feature, ensuring that the microwave turns off when not in use.

In summary, the Sharp R-216LS is a compact microwave that offers a blend of power, convenience, and safety features, making it an excellent choice for anyone seeking a reliable cooking appliance. Whether for reheating leftovers, cooking meals, or defrosting ingredients, this microwave is designed to meet the diverse needs of modern kitchens. With its combination of thoughtful design and functionality, the R-216LS stands out as a worthy investment for those looking for efficiency and performance in their cooking appliances.