Kenmore Microwave Model 721 62223200 Manual
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- Kenmore Microwave Model 721 Size
- Kenmore Microwave Model 721.8503
- Kenmore Microwave Model 721.63252301
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. MODEL 721.62252 721.62259 721.62253 721.63263 DIVISION 20 BASIC FIELD MANUAL MICROWAVE OVEN MODEL 70 / 71 70 / 71 70 / 71 70 / 71 May, 2005. CAUTION WARNING TO SERVICE TECHNICIANS 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. Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source, and make repairs as necessary.
FOREWORD Read this Manual carefully. Failure to adhere to or observe the information in this Manual may result in exposing yourself to the Microwave Energy normally contained within the oven cavity. MODEL 721.62252 721.62259 721.62253 721.63263 MECHANICAL SERVICE INFORMATION TABLE OF CONTENTS 1. ADJUSTMENT PROCEDURES ADJUST THE LATCH AND SWITCH CLOSINGS To avoid possible exposure to microwave energy (3) Loosen the two screws holding the plastic latch board as leakage, adjust the door latches and interlock switches, shown. Using the following procedure.
(4) With the oven door closed tightly, move the latch board ONLY AUTHORIZED SERVICE PERSONNEL upward toward the top of the oven and/or away from the. LATCH BOARD SECONDARY DOOR LATCH INTERLOCK SWITCH MONITOR INTERLOCK SWITCH DOOR LATCH PRIMARY INTERLOCK SWITCH Figure 1-a LATCH 0-1/64' LATCH BOARD 0-1/64' Figure 1-b. PRECAUTIONS ON INSTALLATION 4.
TRIAL OPERATION (Figure 2) After installation, the following sequences and results A. Plug the power supply cord into a 120 V AC, 60 Hz, should be checked carefully. Single-phase power source with a capacity of at least 15 A. SPECIFICATIONS Rated Power Consumption -1450W maximum Output -1100W maximum (.IEC60705 Rating standard) Adjustable 110W through 1100W, 10 steps Frequency -2450 MHz ±. OVERALL CIRCUIT DIAGRAM A (I). SCHEMATIC DIAGRAM.Check the Model No.
HUMIDITY SENSOR NOTE: 1. DOOR IS OPEN. 2.RS: SENSING ELEMENT RC: COMPENSATING ELEMENT 3. SYMBOL COLOR WHITE BLACK BLUE YELLOW PINK GREEN BROWN. SCHEMATIC DIAGRAM.Check the Model No.
(ADD Noise filter). B. MATRIX CIRCUIT FOR TOUCH KEY BOARD Figure 4. OPERATING PROCEDURES A. OVEN CONTROL PANEL 1.
The Display includes a clock and indicators that tell you time of day, cooking time settings, and cooking functions selected. QUICK TOUCH SENSOR.
This pad allows you to cook most of your favorite foods without having to select cooking times and power levels. EASY USE TABLE (1) KITCHEN TIMER (8) TIMED COOKING 1. Touch STOP/CLEAR. Touch STOP/CLEAR. Touch KITCHEN TIMER. Touch COOK TIME.
Touch correct number for time. Touch numbers for cooking time.
PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE A. MEASURING MICROWAVE ENERGY LEAKAGE (1) Be sure to check a microwave emission prior to (1) Pour 275 ± 15cc of 20 ± 5 °C water in a beaker which is servicing the oven if the oven is operative prior to graduated to 600 cc, and place the beaker in the center servicing. MEASUREMENT WITH A FULLY ASSEMBLED OVEN G.
POWER OUTPUT MEASUREMENT (1) After all components, including the outer panels, are (1) Fill the test beaker with 59 °F(15 °C) 75 °F(24 °C) 1 liter tap fully assembled, measure for microwave energy water. DISASSEMBLY INSTRUCTIONS (6) Pull down and remove the circuit board from the control panel.
IMPORTANT NOTES: (7) Remove the F.P.C connector from the terminal socket. UNIT MUST BE DISCONNECTED FROM ELECTRICAL OUTLET WHEN MAKING REPAIRS, RE-PLACEMENTS, ADJUSTMENTS AND CONTINUITY CHECKS.
WAIT AT Remove screw LEAST ONE MINUTE, UNTIL THE HIGH VOLTAGE CAPACITOR IN THE HIGH VOLTAGE POWER. DOOR GROSS ASSEMBLY REMOVAL (1) Open the door.
Kenmore Microwave Model 721 Size
Remove choke cover (2) Remove the choke cover very carefully with a flat-blade screwdriver. CAUTION: Be careful not to damage door seal plate by screwdriver. (3) Lift up and push the door. MAGNETRON REMOVAL E. SUCTION GUIDE MAIN ASSEMBLY 1) Disconnect the leadwire from the magnetron.
NOTE: To repair any of them, the Suction Guide Main ASS’Y 2) Carefully remove the mounting screws holding the should be removed first. Magnetron and the waveguide.
1) Disconnect the wire lead from the capacitor and fan motor. FAN MOTOR ASSEMBLY REMOVAL H. REMOVING SENSOR NOTE: To repair any of them, the Suction Guide Main ASS’Y 1) Disconnect the leadwire from PCB Assembly. Should be removed first. 2) Remove a screw securing the sensor duct.
1) Disconnect the wire lead from fan motor. 2) Remove the fan. HIGH VOLTAGE CAPACITOR AND DIODE REMOVAL K. INTERLOCK SYSTEM 1) Discharge the high voltage capacitor. (1) INTERLOCK MECHANISM 2) Disconnect the wire lead from the high voltage capacitor. The door lock mechanism is a device which has been 3) Remove the screw holding the high voltage capacitor specially designed to eliminate completely microwave bracket. INTERLOCK CONTINUITY TEST WARNING: FOR CONTINUED PROTECTION AGAINST EXCESSIVE RADIATION EMISSION, REPLACE ONLY WITH IDENTICAL REPLACEMENT PARTS.
SZM-V 16-FA-63 OR VP-533A-OF FOR PRIMARY SWITCH TYPE NO. SZM-V 16-FA-62 OR VP-532A-OF FOR MONITOR SWITCH TYPE NO. SZM-V 16-FA-63 OR VP-533A-OF FOR SECONDARY SWITCH A. TEST AND CHECKOUT PROCEDURES, AND TROUBLESHOOTING CAUTIONS 1. DISCONNECT THE POWER SUPPLY CORD FROM THE OUTLET WHENEVER REMOVING THE OUTER CASE FROM THE UNIT.
PROCEED WITH THE TEST ONLY AFTER DISCHARGING THE HIGH VOLTAGE CAPACITOR AND REMOVING THE WIRE LEADS FROM THE PRIMARY WINDING OF THE HIGH VOLTAGE TRANSFORMER. COMPONENTS TEST PROCEDURE RESULTS Antenna Gasket Chassis Filament NOTE: When testing the magnetron, be sure to install the magnetron gasket in the correct position and be sure that the gasket is in good condition. HIGH VOLTAGE Measure the resistance. Normal: Momentarily indicates CAPACITOR (Ohm-meter scale: Rx1000) several ohms, and. COMPONENTS TEST PROCEDURE RESULTS RELAY 2 Check for continuity of relay 2 with an ohm- POWER meter.
LEVEL (Remove wire leads from relay 2 and operate the unit.) 4 sec 18 sec 6 sec 16 sec 8 sec 14 sec 10 sec 12 sec 12 sec. CHECKOUT PROCEDURES (1) CHECKOUT PROCEDURES FOR FUSE BLOWING CAUTION: REPLACE BLOWN FUSE WITH 20 AMPERE FUSE.
Kenmore Microwave Model 721.8503
PROBLEMS CAUSES Fuse blows immediately after Improper operation of the primary interlock, the door is closed. Secondary interlock switches and/or the interlock monitor switch. Fuse blows immediately after the door is opened. (2) CHECKOUT PROCEDURES FOR RELAY. PROBLEM (A) - FAN motor and oven lamp turn on without touching START key when the door is closed. Remove the mate connector of I/O GOOD CON from the circuit board does the unit still operate?
Replace the circuit board - PROBLEM (B). (3) CHECKOUT PROCEDURES FOR CIRCUIT BOARD The following symptoms indicate a defective circuit board. (1) The start function fails to operate but the high (4) Some segments of one or more digits do not light up, or voltage Systems, the interlock switches, the door they continue to light up, or segments light when they sensing and the relay check good. TROUBLE SHOOTING WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY.
IF THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE MICROWAVE OVEN. THIS CAN ELIMINATE AN UNNECESSARY SERVICE CALL. (TROUBLE 1) The following visual conditions indicate a probable defective control circuit. Incomplete segments. Segment missing. Partial segment missing. Digit flickering (NOTE: Slight flickering is normal.) 2.
Colon does not turn on or blink. A distinct change in the brightness of one or more numbers in display.
Kenmore Microwave Model 721.63252301
(TROUBLE 2) Oven does not operate at all, Display window does not display any figures, and no input is accepted. CONDITION CHECK RESULT CAUSE REMEDY Malfunction of the Replace fuse, Check continuity 1.
Monitor switch. Primary, monitor, of monitor switches, and switch (with. (TROUBLE 3) Display shows all figures set, but oven does not start cooking while desired program times are set and START pad is touched.
CONDITION CHECK RESULT CAUSE REMEDY Defective Replace Check continuity 1.Setting time No continuity. Secondary switch. Secondary switch. Of secondary does not count switch (with. (TROUBLE 5) No microwave oscillation even though oven lamp and fan motor run.
(Display operates properly) CONDITION CHECK RESULT CAUSE REMEDY No microwave Defective PCB Replace PCB Disconnect the No continuity. Assembly assembly wire leads from relay 2 and check continuity Continuity. #EV# EXPLODED VIEW INTRODUCTION Model: 70 / 71 70 / 71 70 / 71 70 / 71 SENSOR PARTS OVEN CAVITY PARTS INTERIOR PARTS BASE PLATE PARTS DOOR PARTS LATCH BOARD PARTS CONTROL PANEL PARTS -31. #EV# DOOR PARTS 1013 1005 1004 For Model 721. 1000 1003 1001 1006 1007 -32.
#EV# CONTROL PANEL PARTS MODEL: 721.62259 721. 2381 2001 2002 2006 2000 W106 -33.
#EV# CONTROL PANEL PARTS MODEL: 721.62253 721. 2381 2006 2001 W106 2003 2005 2382 -34. #EV# OVEN CAVITY PARTS 3001 W103 3003 3034 For Model 721.62252 721.63263 W118 W107 For Model 721.62259 721.
3008 3009 W105 -35. #EV# LATCH BOARD PARTS MODEL: 721.62259 721.62252 W102 4002 4000 4003 4002 4004 -36. #EV# LATCH BOARD PARTS MODEL: 721.62253 721.63263 W102 4002 4000 4003 4002 -37. #EV# INTERIOR PARTS (I) Check the rating label of Model and order SVC parts according to the Model No. Model: 70 70 70 70. Check the. Check the Model No.
W101 5014 5010 5001. Check the Model No. #EV# INTERIOR PARTS (II) Check the rating label of Model and order SVC parts according to the Model No. Model: 71 71 71 71. Check the. Check the Model No. W101 5014 5010 5001.
Check the Model No. #EV# BASE PLATE PARTS 5008 6000 6001 9001 W108 6002 W109 W101 -40. #EV# SENSOR PARTS W108 W136 5004 5011 -41. P/NO: 3828W5S5229 Printed in Korea.