Sanyo EM-SL20NECO User Manual

SERVICE MANUAL STAINLESS STEEL EM-SL20NECO
MICROWAVE OVEN WITH GRILL
FOREWORD
Read this manual carefully, especially precaution on microwave energy, and follow the procedure
strictly. Careless servicing and testing may expose yourself to the microwave energy leakage.
FILE No.
PRECAUTIONS
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID
POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY
(a) Do not operate or allow the oven to be operated with the door open.
(b) Make the following safety checks on all ovens to be serviced before activating the magnetron or
other microwave source, and make repairs if necessary:
(1) Interlock operation, (2) proper door closing, (3) seal and sealing surfaces (arcing, wear, and
otherdamage), (4) damage to or loosening of hinges and latches, (5) evidence of dropping or
abuse.
(c) Before turning on microwave power for any service test or inspection within the
microwave generating compartments, check the magnetron, wave-guide or transmission line,
and cavity for proper alignment, integrity, and connections.
(d) Any defective or misadjusted components in the interlock, monitor, door seal, and microwave
generation and transmission systems shall be repaired, replaced, or adjusted by procedures
described in this manual before the oven is released to the owner.
REFERENCE No.
SM-2400005
C
1
5
0
w
4
5
0
w
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g
/
A
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T
O
MIN
S
E
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C
150w 450w
Kg
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AUTO
MIN
SEC
Product Code No.
EM-SL20NECO 1-437-574-25

Sanyo EM-SL20NECO Specifications

General

Type	Countertop
Capacity	20 liters
Turntable	Yes
Weight	11.5 kg
Cooking Levels	5
Color	White
Voltage	230V
Frequency	50Hz
Dimensions (W x D x H)	452 x 342 x 262 mm

Summary

FOREWORD

MICROWAVE ENERGY SAFETY PRECAUTIONS

Essential safety guidelines to prevent microwave energy exposure during servicing.

ADJUSTMENT PROCEDURES

INTERLOCK SWITCH ADJUSTMENT

Detailed steps for adjusting door sensing and interlock switches.

EM-SL20N SPECIFICATIONS

POWER OUTPUT MEASUREMENT

PRECAUTIONS AND REPAIR TIPS

HIGH VOLTAGE HAZARDS WARNING

Warning about high voltage hazards present within the microwave oven.

MICROWAVE LEAKAGE PREVENTION

Precautions to prevent microwave energy leakage during servicing procedures.

OVEN CONTROL PANEL

CONTROL PANEL OVERVIEW

Description and function of the microwave's control panel buttons and displays.

CIRCUIT DIAGRAM

EM-SL20N SCHEMATIC DIAGRAM

Schematic diagram illustrating the microwave's electrical components and connections.

TEST PROCEDURES AND TROUBLESHOOTING

COMPONENT TEST PROCEDURES

Step-by-step guide for testing individual microwave components.

SWITCH CONTINUITY TESTING

Detailed steps for checking the continuity and operation of interlock switches.

TROUBLESHOOTING

DISASSEMBLY INSTRUCTIONS

SWITCH AND ANTENNA REMOVAL

Instructions for removing interlock switches and the antenna assembly.

MAJOR COMPONENT REMOVAL

Steps for safely removing the magnetron, fuse, and door.

DOOR DISASSEMBLY

Steps to disassemble the microwave oven door into its constituent parts.

EXTERNAL PART REPLACEMENT

Instructions for replacing the power cord and turntable motor cover.

EXPLODED VIEW AND PARTS LIST

CONTROL CIRCUIT BOARD

OVERALL CIRCUIT DIAGRAM