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Popular Sharp R-231NW Manual Pages
Service Manual - Page 1
... 10. COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
CHAPTER 4. GENERAL INFORMATION CHAPTER 6. TEST PROCEDURES CHAPTER 9. TOUCH CONTROL PANEL ASSEMBLY
CHAPTER 1. MICROWAVE MEASUREMENT PROCEDURE
CHAPTER 3. The contents are subject to be used for after sales service only. PRODUCT DESCRIPTION CHAPTER 5. TROUBLESHOOTING GUIDE CHAPTER 8. CIRCUIT DIAGRAMS Parts Guide
This document has...
Service Manual - Page 3
..., door seal, and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in excess of the specified limit, contact SHARP ELECTRONICS CORPORATION immediately @1-800-237-4277. If the unit operates with the Federal Performance Standard should be instructed not to use the unit until the oven has been brought...
Service Manual - Page 4
...set the power to the primary of the high-voltage rectifier) against the chassis with following parts...is installed. 4. When all instructions. Open...231NW
CHAPTER 1. Read the Service Manual carefully and follow all service work is completed and the oven is performed the power supply must be run empty.
DISCHARGE THE HIGHVOLTAGE CAPACITOR BEFORE SERVICING. Whenever troubleshooting...
Service Manual - Page 5
...testing for testing. 2. MICROWAVE MEASUREMENT PROCEDURE
R-231NW
[1] Requirements:
1. The water container shall ...CHAPTER 2. Set the cooking control on service invoice and microwave leakage report.
2 - 1 NOTE: After servicing, record data... before the survey is completed, replace it perpendicular to boil before any...instruction booklet. Place the oven tray in .) and made...
Service Manual - Page 6
... cause undue microwave exposure, by trained service personnel.
[3] DANGER
Certain initial parts are used at voltages more than 250V. FOREWORD AND WARNING
[1] FOREWORD
This Manual has been prepared to voltage above 250V. If provided, Vent Hood, Fan assembly, Cooling Fan Motor. R-231NW
CHAPTER 3. All the parts marked "*" on parts list are intentionally not grounded and present...
Service Manual - Page 8
... seconds
5 - 1 Where a twopronged wall-receptacle is encountered, it replaced with the National Electrical Code and local codes and ordinances. Ventilation openings (Rear)
10. A short powersupply cord is equipped with see-through window
13
3. Door seals and sealing surfaces
8
6. It must be pulled on the turntable support. R-231NW
CHAPTER 5. Waveguide cover: DO NOT REMOVE.
12. Oven...
Service Manual - Page 10
...Then the monitor switch contacts close . b) When the door is opened during oven operation.
1. is set the clock, touch the STOP/CLEAR pad. If the secondary interlock switch and primary interlock relay (RY2... voltage doubler circuit.
4) The microwave energy produced by touching the NUMBER pads. R-231NW
CHAPTER 6. through the waveguide into the cavity feed-box, and then into the ...
Service Manual - Page 13
... POWER TRANSFORMER H.V.
TROUBLESHOOTING GUIDE
R-231NW
Never touch any part in performing the checks. When the testing is completed, 1) Disconnect the power supply cord, and then remove outer case. 2) Open the door and block it open . 3) Discharge high voltage capacitor. 4) Disconnect the leads to be found in display when power cord is replaced, the monitor switch...
Service Manual - Page 17
... and block it open . 3. The monitor fuse and monitor switch assembly is blown by unit replacement is installed. 8. In this service manual, the touch control panel assembly is divided into two units, Control Unit and Key Unit, and troubleshooting by improper switch operation, the monitor fuse and monitor switch must be performed with "monitor fuse...
Service Manual - Page 19
...installed. 15.Run the oven and check all functions.
[15] Procedure M : DEFROST TEST
1.
Open the door and block it open . 3) Discharge high voltage capacitor. 4) Follow the troubleshooting guide given below for repair...model is in the oven cavity. 2. Approx. 11.2V D.C. voltmeter during testing. 13.Re-install... Check diode which is defected, replace the control unit. 9. Ensure ...
Service Manual - Page 22
..., which brings about an operational state that these parts, the following precautions should be separated from the ...install the outer case (cabinet). 5) Re-connect the power supply cord after the outer case is also possible to check and repair...231NW
a) On some models, the power supply cord between the touch control panel and the oven itself or from an external power source. 1 Servicing...
Service Manual - Page 23
...model employs lead-free solder. The high content of tin in contact with the "LF" symbol, only lead-free solder should be used. (Using normal tin/lead alloy solder may result in the service manual...tin, silver and copper
[2] Using lead-free wire solder
When repairing a PWB with the PWB for an extended period of time. R-231NW
CHAPTER 10. PRECAUTIONS FOR USING LEAD-FREE SOLDER
[1] Employing ...
Service Manual - Page 24
...parts (to the Pictorial Diagram. Disconnect the power supply cord. 2. Carry out any of arcing etc.). Door hinge, support...error function, connect the wire leads correctly, referring to prevent a fault) Fan blade, Fan motor, Turntable motor, Switch, Switch lever, Open button.
3. COMPONENT REPLACEMENT...oven: 1. If the wave guide or oven cavity are defective parts in severe, possibly fatal, ...
Service Manual - Page 27
... turntable and turntable support from turntable motor. (See "Positive lock connector removal") 6. No sharp edges must be free. Now, the turntable motor is free. Install the earth wire ... cord stopper of the power supply cord
from the turntable motor. 8. REMOVAL 1. R-231NW
[9] POWER SUPPLY CORD REPLACEMENT
1. Remove the turntable motor
cover by pulling and rotating the fan blade with one ...
Service Manual - Page 34
... SPADPA580WRE0
6-5 INSTRUCTION BOOK
6-1 TURNTABLE TRAY MICROWAVE OVEN
FOAMSHEET for R-231NW SPAKHA014WREZ
6-2 TURNTABLE SUPPORT
TOP PAD ASSEMBLY FPADBA585WRKZ
POLYETHYLENE BAG SSAKHA014WRE0
PLASTICSHEET for after sales service only.
R-231NW
PARTS LIST
MICROWAVE OVEN
HOW TO ORDER REPLACEMENT PARTS
To have your order filled promptly and correctly, please
MODEL
R-231NW
furnish the...
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