R-1874
SUPPLEMENTAL SERVICE MANUAL
TABLE OF CONTENTS
Page
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICE TO
AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY ................... INSIDE FRONT COVER
BEFORE SERVICING ...................................................................................................... INSIDE FRONT COVER
MICROWAVE MEASUREMENT PROCEDURE.....................................................................................................1
WARNING TO SERVICE PERSONNEL..........................................................................................................3
FOREWORD ..........................................................................................................................................................4
PRODUCT SPECIFICATIONS...............................................................................................................................5
GENERAL INFORMATION ...................................................................................................................................5
PICTORIAL DIAGRAM ..........................................................................................................................................7
CONTROL PANEL CIRCUIT ..................................................................................................................................8
PARTS LIST..........................................................................................................................................................9
PACKING AND ACCESSORIES .........................................................................................................................15
SHARP ELECTRONICS CORPORATION
This document has been published to be used for after sales service only. The contents are subject to change without notice.
Service Headquarters: Sharp Plaza, Mahwah, New Jersey, 07430-2135
OR:
SHARP CORPORATION
SHARP ELECTRONICS OF CANADA LTD.
Head Office: 335 Britannia Road East, Mississauga, Ontario L4Z 1W9
(905) 890-2100
This is a supplemental Service Manual for Model R-1874.
This model is quite similar to Base Model R-1855A (S/M# S01M177R1875E).
Use this supplemental manual together with the Base Model Service Manual for complete operation and service information
In the interest of user-safety, the oven should be restored to its original condition and only parts identical to those specified
should be used.
WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of producing very high voltage and
current, contact with following parts may result in a severe, possibly fatal, electrical shock. (High Voltage Capacitor, High
Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness etc..)
S52M187R1874E
OVER THE RANGE
MICROWAVE OVEN
MODEL R-1874
(IN USA):
(IN CANADA):
MIX CONV
DEFROST
SENSOR
TURNTABLE ON OFF COOK LBS OZ KG HELP
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