Sharp R-231NW Microwave Oven Parts Manuals

Manuals and User Guides for Sharp R-231NW Microwave Oven Parts. We have 1 Sharp R-231NW Microwave Oven Parts manual available for free PDF download: Service Manual

Sharp R-231NW Service Manual (41 pages)

Service Manual

Brand: Sharp | Category: Microwave Oven | Size: 4.39 MB

Microwave Oven
1
Table of Contents
2
Precautions to be Observed before

3
- Before Servicing
  4
Before Servicing

3
Chapter 1 . Warning to Service Personnel

4
- When the Testing Is Completed
  4
- After Repairing
  4
CHAPTER 2. MICROWAVE MEASUREMENT PROCEDURE Requirements

5
Chapter 3. Foreword and Warning Foreword

6
- Warning
  6
- Danger
  6
- Foreword and Warning
  6
Chapter 4. Product Description

7
- Specifications
  7
Chapter 5. General Information

8
- Grounding Instructions
  8
- Oven Diagram
  8
- Touch Control Panel
  9
Chapter 6. Operation

10
Chapter 7. Troubleshooting Guide

13
- Test Procedures
  13
- Troubleshooting Chart
  13
Chapter 8. Test Procedures

14
- A: Magnetron Assembly Test
  14
- B: Power Transformer Test
  14
- C: High Voltage Rectifier Test
  14
- D: High Voltage Capacitor Test
  15
- E: Thermal Cut-Out (Oven ) Test
  15
- E: Temperature Fuse (Oven) Test
  15
  - F: Secondary Interlock Switch Test
    15
- F: Primary Interlock System Test
  16
- H: Blown Minitor Fuse Test
  17
- I: Noise Filter Test
  17
- J: Touch Control Panel Assembly Test
  17
- K: Key Unit Test
  18
- L: Relay Test
  19
- M: Defrost Test
  19
- N: Foil Pattern on the Printed Wiring Board Test
  19
Chapter 9 . Touch Control Unit Assembly

22
- Servicing for Touch Control Panel
  22
Chapter 10. Precautions for Using Lead- Free Solder

23
- Employing Lead-Free Solder
  23
- Using Lead-Free Wire Solder
  23
- Soldering
  23
- Precautions for Using Lead
  23
Chapter 11. Component Replacement and Adjustment Procedure Warning

24
Chapter 12. Circuit Diagrams

31

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Sharp R-231NW Microwave Oven Parts Manuals

Sharp R-231NW Service Manual (41 pages)

Table of Contents

Precautions to be Observed before

Before Servicing

Chapter 1 . Warning to Service Personnel

CHAPTER 2. MICROWAVE MEASUREMENT PROCEDURE Requirements

Chapter 3. Foreword and Warning Foreword

Chapter 4. Product Description

Chapter 5. General Information

Chapter 6. Operation

Chapter 7. Troubleshooting Guide

Chapter 8. Test Procedures

Chapter 9 . Touch Control Unit Assembly

Chapter 10. Precautions for Using Lead- Free Solder

Chapter 11. Component Replacement and Adjustment Procedure Warning

Chapter 12. Circuit Diagrams

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