Manuals
/
Kenmore
/
Kitchen Appliance
/
Microwave Oven
Kenmore
721.626434, 721.805944, 721.805934, 721.805924, 721.626424 manual stages or at end of cooking
Models:
721.626444
721.805994
721.626494
721.626424
721.626434
721.805924
721.805934
721.805944
1
35
45
45
Download
45 pages
20.57 Kb
32
33
34
35
36
37
38
39
<
>
Troubleshooting
Specifications
Install
Overall Circuit Diagram
Problems
Disassembly Instructions
Adjustment Procedures
Proper temperature measurement is not obtained
How to
Safety Precautions
Page 35
Image 35
PROBLEM - D:
No buzzing when touching the key, between
stages or at end of cooking
1
7-23
Page 34
Page 36
Page 35
Image 35
Page 34
Page 36
Contents
March
DIVISION BASIC FIELD MANUAL FOR MICROWAVE OVEN
TO EXCESSIVE MICROWAVE ENERGY
SAFETY PRECAUTIONS
PRECAUTIONS TO BE OBSERVED BEFORE AND
DURING SERVICING TO AVOID POSSIBLE EXPOSURE
TABLE OF CONTENTS
FOREWORD
SPECIFICATIONS
Gasket
CAUTIONS
MICROWAVE RADIATION
MAGNETRON
GROUNDING INSTRUCTIONS
INSTALLATIONS
PRECAUTIONS ON INSTALLATION
4 5 7 8 10 13 14 16 17 18 20
OPERATING INSTRUCTIONS
CONTROL PANEL
On/Off. Touch this pad to turn the fan on or
CONTROL PANEL INSTRUCTIONS
27. Fan
SCHEMATIC DIAGRAM I *Check the Model No
OVERALL CIRCUIT DIAGRAM
RY1 O.L RY11 V.M RY14 C.L HIGH RY15 C.L NIGHT RY6
MATRIX CIRCUIT FOR TOUCH KEY BOARD
A. Never operate the unit when it is empty
GENERAL INFORMATION FOR SERVICE
GENERAL PRECAUTIONS IN USE
FEATURES AND SPECIFICATIONS FEATURES
PRECAUTIONS AND REPAIR SERVICE TIPS
SERVICE INFORMATION
MEASURING MICROWAVE ENERGY LEAKAGE
MICROWAVE LEAKAGE TEST
CAUTIONS
EQUIPMENT
MEASUREMENT WITH A FULLY ASSEMBLED OVEN
POWER OUTPUT MEASUREMENT
NOTE WHEN MEASURING
MEASUREMENT WITH THE OUTER CASE REMOVED
IMPORTANT NOTES
DISASSEMBLY INSTRUCTIONS
Figure Figure
HOW TO REMOVE THE F.P.C. CONNECTOR
HOW TO INSERT THE F.P.C. CONNECTOR
Figure Figure
B. REMOVING THE OUT CASEFigure
2Remove two screws securing the Latch Board
Latch Board Secondary Interlock Switch Interlock
Monitor Switch Primary Interlock Switch
D. REMOVING MAGNETRON
F. DISASSEMBLING DOOR Figure
E. REMOVING DOOR Figure
Figure Figure
G. ASSEMBLING DOOR
H. REMOVING THE VENTILATION FAN ASSY
Figure Figure Figure
I. REMOVING THE TURNTABLE MOTOR
ADJUST THE LATCH AND SWITCH CLOSING
INTERLOCK SYSTEM
ADJUSTMENT PROCEDURES
CHECK THE DOOR LATCH AND SWITCH CLOSING
TEST THE MICROWAVE ENERGY LEAKAGE
TEST THE LATCH AND SWITCH SEQUENCE
INTERLOCK CONTINUITY TEST
A. PRIMARY INTERLOCK SWITCH TEST
B. SECONDARY INTERLOCK SWITCH TEST
C. MONITOR SWITCH TEST
CAUTIONS
TEST AND CHECKOUT PRECEDURES AND TROUBLESHOOTING
A. TEST PROCEDURES
TEST PROCEDURES
Figure 25-a
TEST PROCEDURES
COMPONENTS
RESULTS
Measure the resistance between terminal
TEST PROCEDURES
COMPONENTS
RESULTS
CAUSES
TEST PROCEDURES
PROBLEMS
correctly connected Relay
Oven lamp turn on When the door is closed and
2 CHECKOUT PROCEDURES FOR RELAY PROBLEM A
when the door is closed
Defective RELAY1 Replace RELAY1 PROBLEM B
Proper temperature measurement is not obtained
3CHECKOUT PROCEDURES FOR CIRCUIT BOARD
Some of the indicators do no flicker light up
voltage Systems, the interlock switches, the door
C. TROUBLE SHOOTING
2.THERMOSTAT
stages or at end of cooking
1Check 1. POWER SUPPLY 2.FUSE
1381
EXPLODED VIEW
DOOR PARTS
1005 1004 1002 1000 For
#EV#
CONTROLLER PARTS
FOR MODEL:
721.62643
3024 3003 05
OVEN CAVITY PARTS
W138 W142 W109
W138 W142
W102
LATCH BOARD PARTS
4000
4002
W108
INTERIOR PARTS
3002 W101 3012 5009 W108
W105
5015
INTERIOR PARTS
Model 721.80592401
3027
5015
Model
INTERIOR PARTS
3027
#EV#
INSTALLATION PARTS
6008 W109
VINYL
P/NO 3828W5S5158