Dacor PMOR30B Скачать руководство пользователя страница 46 | Manualshive

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PMOR30B

PMOR30R

PMOR30S

6

45

1

2

3

6

45

1

2

3

A

B

C

D

E

F

G

H

A

B

C

D

E

F

G

H

Figure S-4. Printed Wiring Board

DIP

9

H

XA

L

COM

H.M

H.M

R110

C110

CN - E

CN - A

C100

CN - C

DOOR SW

SP30

1

7

5

3

RY3

RY2

(J1)

VRS1

P

S

T1

XA

VH

D1

TTM

AC

MOTOR RUN
CAPACITOR

RY4

D22

AC

D21

R2

R3

E

Q1

B

D20

3

SSR1

QKITPB032MRE0

9

1

2

7

1

12

1

2

3

4

5

6

7

11

13 15

H.T

H.M

H.L

VH

CN - B

R20

RY1

D24

D23

2

C1

C2

R1

ZD1

1

1

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Содержание PMOR30B

Страница 1: ...ED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY INSIDE FRONT COVER BEFORE SERVICING INSIDE FRONT COVER WARNING TO SERVICE PERSONNEL 1 MICROWAVE MEASUREMENT PROC...

Страница 2: ...operative unit perform a microwave emission check as per the Microwave Measure ment Procedure outlined in this service manual If microwave emissions level is in excess of the specified limit contact D...

Страница 3: ...ischargehighvoltagecapacitor waitfor60seconds 4 Disconnect the leads to the primary of the inverter unit 5 Ensure that these leads remain isolated from other components and oven chassis by using insul...

Страница 4: ...such as glass or plastic The placing of this standard load in the oven is important not only to protect the oven but also to insure that any leakage is measured accurately 4 Set the cooking control o...

Страница 5: ...with the oven Servicing and repair work must be carried out only by trained service personnel DANGER Certaininitialpartsareintentionallynotgroundedandpresent a risk of electrical shock only during ser...

Страница 6: ...wer P 20 approx 20 of Full Power P 10 approx 10 of Full Power P 0 No power throughout the cooking time TOUCH SCREEN ONE TOUCH SENSOR pads Beverage Center pad Keep Warm pad Defrost pad MINUTE PLUS pad...

Страница 7: ...ing location OVEN DIAGRAM 1 Oven door with see through window 2 Door hinges 3 Stirrer cover 4 Turntable motor shaft 5 Oven lamp It will light when oven is operating or door is open 6 Door latches The...

Страница 8: ...uch screen will go on to the Video Demo mode To cancel the Video Demo mode touch the STOP CLEAR pad And then set the clock 3 The touch screen will show the home page after setting the clock 4 The foll...

Страница 9: ...he stop switch contacts open and then the contacts of the secondary interlock switch and primary interlock switch close And contacts of the relay RY1 open If the secondary interlock switch and primary...

Страница 10: ...round Poultry of Poultry Fish Seafood Vegetables Entrees MainDishesandSnacksofFrozen food White Rice and Brown Rice of Pasta Grains Frozen breakfast food Meal in cup Hot dogs in buns Soup Frozen sandw...

Страница 11: ...f the inverter unit through the control lines The IC controls on time of tran sistor Q1 by comparing the average value of the primary current with the magnitude of the power level data The IC has the...

Страница 12: ...N O E1 F1 F2 F3 H1 E2 STOP SWITCH SECONDARY INTERLOCK SWITCH PRIMARY INTERLOCK SWITCH 120 V AC 60 Hz HOOD LAMP HL HL RY2 RY1 FM STM TTM HOOD FAN THERMAL CUT OUT HOOD CAPACITOR RY3 RY4 N C H2 H3 AC3 A...

Страница 13: ...5 1000p 50V C61 C2 J2 R101 2 2 1W R102 D100 2 2 1W VRS2 47K 1 2KF 4 7K 1M R20 R35 R62 1 8K R44 36K 1 2W R43 33K 1 2W R42 R55 4 7K R5 CF1 8MHZ 1 3K 5W 1 2W 33K R31 R73 R72 D22 D23 D32 D20 h f e g D21 V...

Страница 14: ...D22 D23 D20 D21 ZD31 J1 C31 CF1 VR1 VRS2 L2 BLUE RED R44 R40 C35 R31 D50 ZD32 ZD33 PD2 PD3 D100 EARTH CMK P3X R 94V 0 D70 R103 F FA FA F D11 HS2 VRS3 P1 P2 R2 R45 S2 S1 PH1 D1 Q1 VRS4 ZD70 R70 J8 J5 C...

Страница 15: ...FAN MOTOR The hood fan motor is a two speed single phase double pole induction type requiring a hood fan capacitor It is located outside the upper rear part of the oven cavity is to remove from aroun...

Страница 16: ...interlock switch and secondary interlock switch before replacing the monitor fuse If monitor fuse is replaced the monitor switch must also be replaced Use part FFS BA016 KIT as an assembly IMPORTANT W...

Страница 17: ...e Oven lamp and turntable motor operate Turntable motor does not operate Oven lamp lights and fan motor operates Oven does not go into cook cycle when START pad is touched Oven seems to be operating b...

Страница 18: ...ater and measure the temperature of the water with a thermometer or thermocouple temperature tester Stir the thermometer or thermocouple through the water until the temperature stabilizes Record the t...

Страница 19: ...Bridge diode D1 is defective YES Exchange the bridge diode D1 NO Varistor VRS3 is defective YES Exchange the varistor VRS3 NO H V transformer is defective YES Exchange the H V transformer YES NO YES N...

Страница 20: ...e bridge diode D1 transistor Q2 and transistor Q3 by using ohm meter and replace them if they are defective NOTE When a digital ohmmeter is used reverse the connection of ohmmeter leads against Figure...

Страница 21: ...cate a closed circuit unless the temperatureofthethermalcut outreachesapproximately293 F 145 C An open thermal cut out indicates overheating of the oven exchange the oven thermal cut out and check ins...

Страница 22: ...check all functions NOTE If the stop switch contacts fail in the open position and the door is closed the cooling fan motor stirrer motor and oven light will be activated by RY1 E STOP SWITCH TEST Sec...

Страница 23: ...alues of motor terminals are as follows 5 Reconnect all leads removed from components during testing 6 Reinstall the outer case cabinet 7 Reconnect the power supply cord after the outer case is instal...

Страница 24: ...d produces no signal If the Key unit is defective 1 Disconnect the power supply cord and then remove outer case 2 Open the door and block it open 3 To discharge high voltage capacitor wait for 60 seco...

Страница 25: ...ect all leads removed from components during testing 6 Re install the outer case cabinet 7 Reconnect the power supply cord after the outer case is installed 8 Run the oven and check all functions K KE...

Страница 26: ...w if indicator does not light up after above check and repairs are finished 1 Disconnect the power supply cord and then remove outer case 2 Open the door and block it open 3 To discharge high voltage...

Страница 27: ...ven are dry Wipe off any moisture with a dry cloth or paper towel 6 The Sensor works with food at normal storage temperature For example chicken pieces would be at refrigerator temperature and canned...

Страница 28: ...r unit 7 Ensure that the connector remain isolated from other components and oven chassis by using insulation tape 8 After that procedure re connect the power supply cord 9 Check the sensor cook opera...

Страница 29: ...he inverter unit The touch control section consists of the following units 1 Key Unit 2 Control Unit The Control Unit consists of Power Unit and LSI Unit The principal functions of these units and the...

Страница 30: ...nding signal will be input into PB5 10 PB6 OUT Terminal not used Connected to test point 11 PB7 OUT Turntable motor driving signal To turn on and off relay RY2 H level During Turntable On L level Duri...

Страница 31: ...turn on and off relay RY4 H level During Hood motor high L level During Hood lmotor low 29 36 D8 D15 OUT Data signal is output to IC2 and IC5 37 Vcc IN Power source voltage 5V The power source voltage...

Страница 32: ...on is applied to set up its cooking constant 83 AN3 IN Terminal to judge whether the model has the sensor cooking function or not By using the A D converter contained in the LSI DC voltage in accordan...

Страница 33: ...hange the resistance values in parallel with R47 R52 Changing the resistance values results in that there is the same potential at both F 3 terminal of the absolute humidity sensor and AN5 terminal of...

Страница 34: ...panel and the oven itself is so short that the two can t be separated For those models check and repair all the controls sensor related ones included of the touch control panel while keeping it connec...

Страница 35: ...defective parts in the microwave generating and transmission assembly 7 There is visible damage to the oven Do not operate the oven 1 Without the RF gasket Magnetron 2 If the wave guide or oven cavity...

Страница 36: ...UCHING ANY OVEN COMPONENTS OR WIRING INVERTER UNIT REMOVAL 1 Disconnect the power supply cord remove the oven from wall and remove outer case Refer to procedure of RemovalofOvenfromWall and OuterCaseR...

Страница 37: ...ityfrontplate andliftupthefanmotorsideofthe hood duct 6 Disconnect the high voltage wire assembly from the magnetron MAGNETRON REMOVAL 7 Remove the inverter unit from the right base plate referring to...

Страница 38: ...cavity 7 Now the temperature fuse Magnetron is free COOLING FAN MOTOR REMOVAL 1 Disconnect the power supply cord and remove the oven from wall and remove outer case Refer to procedure of RemovalofOven...

Страница 39: ...r to match the stirrer fan shaft to the center of the stirrer support 2 Insert the shaft of stirrer fan to the shaft of stirrer motor 3 Insert the cutout of stirrer cover to the tabs on the ceiling 4...

Страница 40: ...erly and check continuity of the monitor circuit Refer to chapter Test Procedure and Adjustment procedure 7 Disconnect the wire leads from the relay RY1 8 Disconnect the connectors CN A CN B CN F CN E...

Страница 41: ...door stopper is free from the door assembly 8 Lift up the door assembly to release the upper and lower door hinge pins from the upper and lower oven hinges 9 Now the door assembly is free Note When th...

Страница 42: ...VER 7 Insert a putty knife thickness of about 0 5mm into the gap A between the choke cover and door stopper and between the choke cover and the door frame as shown Figure C 3 to free engaging parts 8...

Страница 43: ...HOLDER QRG RED QRG N O N O COM COM RED BLK PRIMATY INTERLOCK SWITCH STOP SWITCH STOP SWITCH HARNESS SENSOR GROUND WIRE CN B CN E CN C CN G CN F CN C CN A 1 9 1 1 1 1 12 12 3 3 2 7 RY1 GRY HOOD FAN MO...

Страница 44: ...TOR AC120V 60Hz MOTOR RUN CAPACITOR INT VR VA GND BZ EN BZ HOOD LAMP HOOD LAMP HOOD MOTOR HOOD MOTOR HIGH LOW HOOD THERMO HOOD MOTOR STOP SWITCH STOP SWITCH LOW HIGH COM HOOD MOTOR COM R20 1k 1 2w R11...

Страница 45: ...14 A13 A12 A3 A2 A1 A0 CE GND 0E D0 D8 A14 A15 A16 BYTE GND D15 A 1 D6 D13 D5 D12 D4 VCC VCC GND D11 D3 D10 D2 D9 D1 A12 A11 A10 A9 A8 NC NC A18 A11 GND1 VLCD1 VCC1 V50 V40 V30 V20 V10 GREF IREFM IREF...

Страница 46: ...nted Wiring Board DIP 9 H XA L COM H M H M R110 C110 CN E CN A C100 CN C DOOR SW SP30 1 7 5 3 RY3 RY2 J1 VRS1 P S T1 XA VH D1 TTM AC MOTOR RUN CAPACITOR RY4 D22 AC D21 R2 R3 E Q1 B D20 3 SSR1 QKITPB03...

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