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Microwave Oven

Model No.

© Panasonic Corporation 2012 Unauthorized
copying and distribution is a violation of law

NN-ST342M

Order No. MOD12  0837  8C   E

25L

s

Power Requirement

Power Output

Microwave Frequency

Magnetron

Timer

Outside Dimensions

Cavity Dimensions

Net Weight

Shipping weight

Specifications subject to change without notice.

1,270 Watts (5.

Single phase, 3 wire grounded

2,450 MHz

2M219J

Volts AC 50   60Hz

220

800 Watts full microwave power (IEC60705)

0 ~ 99 min. and 50 sec.

1,270 Watts (10.

Single phase, 3 wire grounded

Volts AC 60 Hz

NN-ST342M(RPM)

NN-ST342M(RPH)

9A

)

12.7kg (approx.)

13.7 kg (approx.)

4

(W) x 

 (H) x 400(D) mm

85

287

315(W) x 227(H) x 349 (D) mm

Silver

&

120

3 A)

(50Hz)

/(6.2A(60Hz))

Latin America

Содержание NN-ST342M

Страница 1: ...y Dimensions Net Weight Shipping weight Specifications subject to change without notice 1 270 Watts 5 Single phase 3 wire grounded 2 450 MHz 2M219J Volts AC 50 60Hz 220 800 Watts full microwave power...

Страница 2: ...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 co...

Страница 3: ...2 SCHEMATIC DIAGRAM 4 3 CIRCUIT DESCRIPTION 4 4 SERVICE INFORMATION 5 1 TOOLS AND MEASURING INSTRUMENTS 5 1 MICROWAVE LEAKAGE TEST 5 1 MEASUREMENT OF MICROWAVE POWER OUTPUT 5 3 DISASSEMBLY AND ADJUSTM...

Страница 4: ...t recommended for commercial purposes DESCRIPTION Microwave Power for Variable Cooking Power level ITEM Control Complement Rating Label Location Accessories Glass Tray Ro R ller ing Instruction manual...

Страница 5: ...ron be assembled to the waveguide and cavity Never operate the magnetron unless it is properly installed Be sure that the magnetron gasket is properly installed around the dome of the tube whenever in...

Страница 6: ...at surface at least 10 cm 4 inches from the wall 7 Place the microwave oven as far away as possible from TV RADIO COMPUTER etc to prevent interference EARTHING INSTRUCTIONS This microwave oven is desi...

Страница 7: ...king time of day appears in the display window 10 Start Pad After cooking program setting one tap allows oven to begin once during oven operation Start Pad must be pressed again process Another tap ca...

Страница 8: ...3 4 5 6 7 8 9 10 Tecla de Palomitas de maiz Tecla de Recalentamiento Autom tico Tecla de Cocci n Autom tica 12 13 Tecla de Potencia Tecla de Descongelaci n Autom tica Tecla de Porciones Peso Tecla de...

Страница 9: ...SCHEMATIC DIAGRAM 4 3...

Страница 10: ...ge capacitor The negative 4000 Volts DC is applied to the filament of the magnetron WHEN THE OVEN IS SET AT ANY LEVEL EXCEPT MAXIMUM The micom controller controls the ON OFF time of relay 2 by the app...

Страница 11: ...ich is graduated to 600 cc and place the beaker on the center of the turntable Set the energy leakage monitor to 2450 MHz and use it following the manufacturer s recommended test procedure to assure c...

Страница 12: ...test probe must be removed no faster than 1 inch sec 2 5 cm sec along the shaded area otherwise a false reading may result The test probe must be held with the grip portion of the handle A false read...

Страница 13: ...0 55 X T2 T0 X M T T2 Temperature after heating T0 Temperature of bowl M Weight of bowl is measured while the microwave generator is operating at full power Magnetron filament heat up time is not inc...

Страница 14: ...MOVAL 1 Discharge the high voltage capacitor 2 Disconnect the leadwire from magnetron high voltage transformer and capacitor 3 Remove the screw holding the high voltage transformer to the baseplate to...

Страница 15: ...SS Y 7 After rep the motor rotate the removed turntable motor cover 8 Fit the turntable motor cover s projecting part to the base plate slit glass tray lacing Base plate NOTE 1 Remove the wire lead fr...

Страница 16: ...OVEN ASSEMBLY Mount the latch board to the oven assembly Adjust the latch board in the arrow direction so that oven door will not have any play in it when the door is closed Tighten the mounting scre...

Страница 17: ...circuit in the door open condition When the door is closed meter should indicate an closed circuit When the secondary switch operation is abnormal make the necessary adjustment or replace the switch...

Страница 18: ...DURE RESULTS HIGH VOLTAGE TRANSFORMER Wire leads removed MAGNETRON Wire leads removed 1 Measure the resistance Ohm meter scale Rx1 Primary winding Secondary winding Filament winding 2 Measure the resi...

Страница 19: ...10000 Measure the continuity Reverse Ohm meter scale Rx10000 Normal Momentarily indicates several ohms and then gradually returns to Normal Normal Abnormal Continuity NOTE When testing the magnetron b...

Страница 20: ...primary the secondary and the monitor switches H V D and H V C before replacing the fuse If the fuse is blown by improper switch operation replace the defective switch and the fuse at the same time R...

Страница 21: ...the resistance Ohm meter scale R x 1000 Normal Abnormal or several Normal Approx 100 200K Abnormal or several NOTE A MICROWAVE LEAKAGE TEST MUST ALWAYS BE PERFORMED WHEN THE UNIT IS SERVICED FOR ANY...

Страница 22: ...does not work Inserting many plug into one plug outlet and using them at the same time causes overloading Microwave oven plug is not inserted tightly Output power is too low Low AC input voltage Food...

Страница 23: ...ng cooking cycle 11 Display time of day does not reappear when cooking is finished 12 Beep sound is not heard when correct key is touched 5 13 TROUBLE 1 The following visual conditions indicate a prob...

Страница 24: ...h volt age transformer Malfunction of the monitor switch Replace primary and monitor switches Check continuity of monitor switch with door closed Check continuity of primary switch with door opened Di...

Страница 25: ...continuity of secondary switch with door closed Check fan motor Check oven lamp Abnormal Abnormal Normal Defective fan motor Defective oven lamp Replace fan motor Replace oven lamp Loose connection C...

Страница 26: ...voltage transformer Check H V transformer normal normal Abnormal Defective high voltage Diode Replace high voltage Diode Check H V diode Abnormal Defective high voltage capacitor Replace high voltage...

Страница 27: ...set power level Operates properly on HIGH CONDITION CHECK RESULT CAUSE REMEDY Output is full when you set lower power level Abnormal Disconnect the wire leads from relay 2 and check continuity relay...

Страница 28: ...6 1 EXPLODED VIEW INTRODUCTION OVEN CAVITY PARTS INTERIOR PARTS BASE PLATE PARTS LATCH BOARD PARTS CONTROL PANEL PARTS DOOR PARTS...

Страница 29: ...6 2 DOOR PARTS D04 05 S03 D06 01 05 08 D03 D 1 2 3 4 5 6 7 8...

Страница 30: ...6 3 CONTROL PANEL PARTS C 05 C18 S03 C01 C55 C 11 15 12 9 10...

Страница 31: ...6 4 OVEN CAVITY PARTS 21 25 24 27 26 19 22 64...

Страница 32: ...6 5 LATCH BOARD PARTS 28 29 29 30 32...

Страница 33: ...INTERIOR PARTS 6 6 34 37 38 39 40 41 42 43 44 45 48...

Страница 34: ...6 7 BASE PLATE PARTS 49 50 51 52 54 55 63 58 58 58 58...

Страница 35: ...1V0MZP Door AU DoorA ScreenB Silver 1 ScreenB Silver 3 5 4 A317641V0ZP TOP DOOR HINGE 1 5 6 7 A323041V0ZP DOOR KEY SPRING 1 7 8 A301841V0ZP DOOR KEY A 1 9 10 A630Y41T0MRM MEMBRANE SWITCH U 1 9 A833741...

Страница 36: ...41V0ZP ORIFICE 1 45 FAN BLADE 1 45 FAN BLADE 1 48 2M219J MAGNETRON 1 49 A300741V0ZP LOWER HINGE 1 50 51 A618841V0ZP CAPACITOR BRACKET 1 52 52 54 55 A100141V0ZP BASE 1 58 A100841V0ZP RUBBER FOOT 4 63 A...

Страница 37: ...A41V0MZP Door AU DoorA ScreenB Silver 1 ScreenB Silver 3 5 4 A317641V0ZP TOP DOOR HINGE 1 5 314541V0ZP DOOR SCREEN A 1 6 7 A323041V0ZP DOOR KEY SPRING 1 8 A301841V0ZP DOOR KEY A 1 9 10 A630Y41T0MRP ME...

Страница 38: ...44 ORIFICE 1 45 A400841V0ZP FAN BLADE 1 48 2M219J MAGNETRON 1 49 A300741V0ZP LOWER HINGE 1 50 51 A618841V0ZP CAPACITOR BRACKET 1 52 54 55 A100141V0ZP BASE 1 58 A100841V0ZP RUBBER FOOT 4 63 A09047W50B...

Страница 39: ...27 4K7 R28 4K7 R29 4K7 R30 4K7 R31 4K7 1 2 3 4 5 6 7 8 9 10 CN2 CON10 B C E Q1 S8050 1 2 GND DOOR CN2 E C B Q6 S8550 B C E Q2 S8050 B C E Q3 S8050 1 2 3 4 RLY1 GRIIL 1 2 3 4 RLY2 MICRO 1 2 3 4 RLY3 LA...

Страница 40: ......

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