Sharp R-939(BK) Service Manual Download Page 43

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R939(W)

14 – 8

[5] Indicator Circuit

Figure S-4. Indicator Circuit

COOK

VC1

VC2

VC3

VC4

VC5

COM8

COM9

COM10

COM11

COM12

COM13

COM14

COM15

COM16

SEG39

SEG38

SEG37

SEG36

SEG35

SEG29

SEG28

SEG27

SEG26

SEG25

SEG24

SEG23

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

SEF12

SEG11

SEG10

SEG8

SEG9

SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0

COM7
COM6
COM5
COM4
COM3
COM2
COM1
COM0

VSS

OSC1
OSC2

VD1

OSC3
OSC4

VDD

RESET

TEST

VREF

R03

R02

R01

R00

P13

P11

P12

P10

P03

P02

P01

P00

K03

K02

K01

K00

SEG30

SEG31

SEG32

SEG33

SEG34

SEG33

SEG32

SEG31

SEG30

SEG29

SEG28

SEG27

SEG26

SEG25

SEG24

SEG23

COM16

COM15

COM14

COM13

COM12

COM11

COM10

COM9

SEG35

SEG36

SEG37

SEG38

SEG39

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

SEG11

SEG12

SEG13

SEG14

SEG15

SEG16

SEG17

SEG18

SEG19

SEG20

SEG21

SEG22

SEG40

SEG3

SEG2

SEG1

COM8

COM7

COM6

COM5

COM4

COM3

COM2

COM1

IC1-54(P00)

R1204.7K

IC1-55(P37)

R1214.7K

IC1-56(P36)

R1224.7K

IC1-57(P35)

R1234.7K

IC1-58(P34)

R1244.7K

IC1-59(P33)

IC1-60(P32)

R1264.7K

R1254.7K

IC1-61(P31)

R1274.7K

IC1-62(P30)

R1284.7K

R1294.7K

R1304.7K

R1314.7K

IC1-63(P87)

IC1-64(P86)

IC1-65(P85)

IC1-66(P84)

R133510K

R13233K

IC1-53(P01)

GND

C120

0.1uF/50V

C121

C123

C122

0.1uF/50V

C126

0.1uF/50V

C125

0.1uF/50V

C128

0.1uF/50V

C127

C129

C124

0.1uF/50V

LCD:RLCDSA145DRZZ

R134

15K

INT

MAIN

SUB

RESET

GND

(1)

(30)

IC3

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

SEG12

SEG7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

SEG0

SEG24

SEG23

SEG22

SEG21

SEG28

SEG27

SEG26

SEG25

SEG29

SEG33

SEG32

SEG31

SEG30

SEG34

SEG14

SEG13

SEG12

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG27

SEG28

SEG29

SEG30

SEG31

SEG32

SEG33

SEG34

SEG35

SEG36

SEG37

SEG38

SEG39

SEG40

(56)

(31)

MAIN1

MAIN2

SPECIFIED

/10W

SPECIFIED

SS355

SPECIFIED

.01

uF/25V

50V

NOTE

Summary of Contents for R-939(BK)

Page 1: ...PTER 11 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE CHAPTER 12 MICROWAVE MEASUREMENT CHAPTER 13 TEST DATA AT A GLANCE CHAPTER 14 CIRCUIT DIAGRAMS Parts List S9614R939PHW SERVICE MANUAL R939 W CONTENTS This document has been published to be used for after sales service only The contents are subject to change without notice TopPage MICROWAVE OVEN WITH GRILL AND CONVECTION R 939 BK R 939 IN R 939 ...

Page 2: ...TER 7 TROUBLESHOOTING GUIDE 1 FOREWORD 7 1 2 CHART 7 2 CHAPTER 8 TEST PROCEDURES 1 Procedure A MAGNETRON TEST 8 1 2 Procedure B HIGH VOLTAGE TRANS FORMER TEST 8 2 3 Procedure C HIGH VOLTAGE RECTIFI ER TEST 8 2 4 Procedure D HIGH VOLTAGE CAPACI TOR TEST 8 2 5 Procedure E SWITCH TEST 8 3 6 Procedure F THERMISTOR TEST 8 3 7 Procedure G THERMAL CUT OUT TEST 8 3 8 Procedure H MOTOR WINDING TEST 8 3 9 P...

Page 3: ...is tightly closed B The door brackets and hinges are not defective C The door packing is not damaged D The door is not deformed or warped E There is not any other visible damage with the oven Servicing and repair work must be carried out only by trained service engineers Removal of the outer wrap gives access to potentials above 250V All the parts marked on parts list may cause undue microwave exp...

Page 4: ...magnetron or other microwave generating devices if it is improperly used or connected All input and output microwave connections waveguides flanges and gaskets must be secured Never operate the device without a microwave energy absorbing load attached Never look into an open waveguide or antenna while the device is energized ...

Page 5: ...ct the leads to the primary of the high voltage transformer Ensure that these leadsre main isolated from other components and the oven chas sis Use insulation tape if necessary When the testing is completed carry out 3D checks and reconnectthe leads to the primary of the high voltage transformer Microwave ovens should not be run empty To test for the presence of microwave energy within a cavity pl...

Page 6: ...R939 W 2 2 ...

Page 7: ...R939 W 2 3 ...

Page 8: ...ooking Cavity Dimensions Width 375 mm NOTE Internal capacity is calculated by measuring maximum width depth and height Height 272 mm Actual capacity for holding food is less Depth 395 mm Turntable diameter 362 mm Control Complement Touch Control System Timer 0 90 minutes Clock 1 00 12 59 or 0 00 23 59 Microwave Power for Variable Cooking Repetition Rate 900W Full power throughout the cooking time ...

Page 9: ...MODE dial Rotate the dial so that indicator points to appropriate symbol for microwave cooking for microwave cooking with GRILL for microwave cooking with CONVECTION for GRILL for CONVECTION 11 CONVECTION button Press to change the convection temperature 12 TIMER WEIGHT knob Rotate the knob to enter either the cooking defrosting time or weight food 13 START 1 min button See note NOTE This features...

Page 10: ...here the food is placed to be cooked 4 When the cooking time is up a signal tone is heard and the relays RY1 RY2 RY6 go back to their home position The circuits to the oven lamp high voltage transformer fan motor and turntable motor are cut off 5 When the oven door is opened during a cooking cycle the switches come to the following condition The circuit to the high voltage transformer is cut off w...

Page 11: ... RY1 RY6 and RY7 are energized the oven lamp turn table motor fan motor and convection motor are turned on 2 The relay RY4 and RY3 are energized and the main supply voltage is applied to the convection heating element and the grill heating elements 3 The oven will continue to turn the convection heating element on and off to maintain the temperature for the programmed cooking time And simultaneous...

Page 12: ...of the micro wave or the grill will be reduced to 70 after 20 minutes when the oven is started at first 9 FAN MOTOR OPERATION in Grill Convection and Dual mode When oven is stopped during cooking or after the cooking is com pleted the fan motor will operate if the oven cavity temperature is above 120 C and the fan motor will stop if the oven cavity tempera ture is below 105 C 10 CONVECTION MOTOR O...

Page 13: ...SE F2 F8A 250V NOISE FILTER 1 If the wire harness or electrical components are shortcircuited this fuse blows to prevent an electric shock or fire hazard 2 The fuse also blows when the monitored latch switch SW1 remains closed with the oven door open and when the monitor switch SW3 contact COM NC closes 3 The fuse also blows when the asymmetric rectifier H V rectifier H V wire harness H V capacito...

Page 14: ...cav ity rear wall In this way the hot air circulates inside the oven cavity to raise its temperature and at the same time comes into contact with the food being cooked When the temperature inside the oven cavity reaches the selected temperature the heating elements are de ener gized When the temperature inside the oven cavity drops below the selected temperature the heating elements are energized ...

Page 15: ...ated voltage to the damper motor DM is stopped and the motor turns off 2 When oven is microwave cooking Damper is in the open position 3 When oven is convection cooking 1 Damper motor DM is energized right after the oven is started 2 When damper is in the closed position damper switch SW4 is OFF its signal is sensed by the control unit and shut off relay RY8 is de energized 3 The damper is held in...

Page 16: ...possible causes of trouble will require that a specific test be performed These tests are given a procedure letter which will be found in the Test Procedure section IMPORTANT If the oven becomes inoperative because of a blown fuse F2 F8A in the monitored latch switch SW1 monitor switch SW3 circuit check the moni tored latch switch SW1 and monitor switch SW3 before replacing the noise filter fuse F...

Page 17: ...onvection cooking mode does not heat Oven seems to be operating but the temperature in the oven cavity is lower or higher than preset one Grill heating element does not operate Oven goes into cook cycle but shuts down before end of cooking cycle Oven seems to be operating but little or no heat is produced in oven load Microwave power does not seem to be generated properly Oven seems to be operatin...

Page 18: ... Temperature of the water The initial temperature of the water is 10 2 C 4 Select the initial and final water temperature so that the maximum difference between the final water temperature and the ambient temperature is 5 C 5 Select stirring devices and measuring instruments in order to minimize addition or removal of heat 6 The graduation of the thermometer must be scaled by 0 1 C at minimum and ...

Page 19: ... rectifier assembly from the HV circuit The asymmetric rectifier can be tested using an ohmmeter set to its highest range across the terminals A B of the asymmetric rectifier and note the reading obtained Reverse the meter leads and note this second reading If an open circuit is indicated in both directions then the asymmetric rectifier is good If the asymmetric rectifier is shorted in either dire...

Page 20: ...verheated this may be due to no load operation An open circuit thermal cut out CONV TC3 indicates that the convection fan winding has overheated this may be due to resistricted ventilation or locked cooling fan or locked convection fan motor CARRY OUT 4R CHECKS 8 Procedure H MOTOR WINDING TEST CARRY OUT 3D CHECKS Disconnect the leads from the motor Using an ohmmeter check the resistance between th...

Page 21: ...e range Check the resistance across the termi nals of the heating element as described in the following table 2 Insulation resistance Disconnect the wire leads to the heating element to be tested Check the insulation resistance between the element terminal and cavity using a 500V 100MΩ insulation tester The insulation resistance should be more than 10 MΩ in the cold start If the results of above t...

Page 22: ... possible d Proper temperature measurement is not obtained 14 Procedure N JOG AND SWITCH UNIT TEST If the display fails to clear when the STOP button tact switch SW13 is depressed first ver ify the wire harness is marking good contact verify that the door sensing switch stop switch operates properly that is the contacts are closed when the door is closed and open when the door is open If the door ...

Page 23: ... NOTE At the time of these repairs make a visual inspection of the varistor for burn ing damage and examine the transformer with tester for the presence of layer short circuit check primary coil resistance If any abnormal condition is detected replace the power unit CARRY OUT 4R CHECKS RELAY SYMBOL OPERATIONAL VOLTAGE CONNECTED COMPONENTS RY1 APPROX 18 0V D C Oven lamp Turntable motor RY2 APPROX 1...

Page 24: ...p 8 Back Light Circuit A circuit to drive the back light Light emitting diodes LD10 LD19 9 Indicator Circuit This circuit consists 40 segments and 16 common electrodes using a Liquid Crystal Display The Liquid Crystal Display LCD is drive by LCD driver IC3 10 Temperature Measurement Circuit OVEN THERMISTOR The temperature in the oven cavity is sensed by the thermistor The variation of resistance a...

Page 25: ...with resistance equal to that of the controls are used 2 Servicing the touch control panel with power supply from an external power source Disconnect the touch control panel completely from the oven proper and short both ends of the door sensing switch on PWB of the touch control panel which brings about an operational state that is equivalent to the oven door being closed Connect an exter nal pow...

Page 26: ...s adjusted accordingly 3 Soldering As the melting point of lead free solder Sn Ag Cu is higher and has poorer wettability flow to prevent damage to the land of the PWB extreme care should be taken not to leave the bit in contact with the PWB for an extended period of time Remove the bit as soon as a good flow is achieved The high content of tin in lead free solder will cause premature corrosion of...

Page 27: ...eating element Convection heating element Oven lamp Magnetron High voltage transformer and Oven cavity 3 Sharp edge Bottom plate Oven cavity Waveguide flange Chassis support and other metallic plate 4 Movable parts to prevent a fault Fan blade Fan motor Switch Turntable motor Convection motor convection fan and cooling fan 3 Do not catch the wire leads in the outer case cabinet 4 Insert the positi...

Page 28: ...he one 1 screw holding the earth wire to the oven cavity face plate 5 Lift up the control panel assembly and pull it forward Now the control panel assembly is free Jog and Switch unit 6 Disconnect the connector CN G from the CPU unit 7 Remove the four 4 screws holding the power unit to the control panel 8 Remove the one 1 screw holding the LCD holder to the control panel 9 Remove the control unit ...

Page 29: ...y back plate 8 Remove the turntable motor from the turntable motor angle Now the turntable motor is free 2 REINSTALL 1 Remove the any sharp edges on the turntable motor cover and the base plate with the cutting pliers 2 Re install turntable motor by locating shaft onto coupling to the oven cavity base plate with the two 2 screws 3 Re connect the wire leads to the turntable motor 4 Insert the one 1...

Page 30: ...VAL 2 Remove the one 1 nut and washer from the convection motor shaft 3 Remove the convection fan from the convection motor shaft 4 Remove the pipe from the convection motor shaft 5 Remove the two 2 screws holding the convection motor angle to the convection duct 6 Remove the cooling fan from the convection motor shaft 7 Remove the two 2 screws holding the convection motor to the convection motor ...

Page 31: ...ater reflector 8 Straighten the two 2 tabs of the grill heater angle and remove the grill heater angle from the grill reflector 9 Remove the two 2 screws holding the earth plate to the two 2 grill heating elements 10 Remove the two 2 grill heating elements from the grill reflector 11 Now the grill heating elements are free 14 MONITORED LATCH SWITCH MONITOR SWITCH AND STOP SWITCH REMOVAL 1 CARRY OU...

Page 32: ...lightly 3 Remove the door stopper from the choke cover 4 Lift the door upwards 5 Now door assembly is free from oven cavity 6 Insert an putty knife thickness of about 0 5mm into the gap between the choke cover and door frame as shown in Figure C 7 to free engaging parts 7 Release choke cover from door panel 8 Now choke cover is free Figure C 7 Door Disassembly DOOR PANEL 9 Remove the eight 8 screw...

Page 33: ...les and that latch head goes through centre of latch hole 2 Deviation of door alignment from horizontal line of cavity face plate is to be less than 1 0mm 3 Door is positioned with its face pressed toward cavity face plate 4 Check for microwave leakage around door with an approved micro wave survey meter Refer to Microwave Measurement Procedure NOTE The door on a microwave oven is designed to act ...

Page 34: ...mance standard for microwave ovens must be used for testing Recommended instruments are NARDA 8100 NARDA 8200 HOLADAY HI 1500 SIMPSON 380M 2 Place the oven tray into the oven cavity 3 Place the load of 275 15ml of water initially at 20 5 C in the centre of the oven tray The water container should be a low form of 600 ml beaker with inside diameter of approx 8 5cm and made of an electrically non co...

Page 35: ...0 C 30 C Grill heating element GH Approx 37 4Ω 39 7Ω 18 7Ω 19 85Ω x 2 Insulation resistance 10MΩ Convection heating element CH Approx 34 09Ω 36 72Ω Insulation resistance 10MΩ Oven lamp OL 240 250V 25W High voltage capacitor C AC 2100V 1 16μF Magnetron MG Filament 1Ω Filament chassis ohm High voltage transformer T Filament winding 1Ω Secondary winding Approx 123Ω Primary winding Approx 1 9Ω WARNING...

Page 36: ...L THERMAL CUT OUT MONITOR SWITCH 4700p 250V 4700p 250V 10M 0 5W NOISE SUPPRESSION COIL 680 k 0 5W 0 22 u 250V FUSE F8A NOISE FILTER L N 230 V 50Hz BRN 15 BLU 15 G Y 15 EARTH LIVE NEUTRAL N O N C N C N O COM COM ASYMMETRIC RECTIFIER RY6 RY7 RY8 RY1 RY2 RY3 RY4 FM TTM CM DM F1 FUSE 20A F2 TC1 CH T C MG GH TC2 TC3 SW1 SW3 SW4 SW2 A5 OL OVEN LAMP CONVECTION MOTOR DAMPER MOTOR FAN MOTOR TURNTABLE MOTOR...

Page 37: ...230 V 50Hz BRN 15 BLU 15 G Y 15 EARTH LIVE NEUTRAL N O N C N C N O COM COM ASYMMETRIC RECTIFIER RY6 RY7 RY8 RY1 RY2 RY3 RY4 FM TTM CM DM GRILL THERMAL CUT OUT A5 F1 FUSE 20A F2 TC1 CH T C MG GH TC2 TC3 SW1 SW3 SW4 SW2 NOTE indicates components with potentials above 250V OL OVEN LAMP CONVECTION MOTOR DAMPER MOTOR FAN MOTOR TURNTABLE MOTOR GRILL HEATING ELEMENTS CONVECTION HEATING ELEMENT H V RECTIF...

Page 38: ...COIL 680 k 0 5W 0 22 u 250V FUSE F8A NOISE FILTER L N 230 V 50Hz BRN 15 BLU 15 G Y 15 EARTH LIVE NEUTRAL N O N C N C N O COM COM ASYMMETRIC RECTIFIER RY6 RY7 RY8 RY1 RY2 RY3 RY4 FM TTM CM DM GRILL THERMAL CUT OUT A5 F1 FUSE 20A F2 TC1 CH T C MG GH TC2 NOTE indicates components with potentials above 250V OL OVEN LAMP CONVECTION MOTOR DAMPER MOTOR FAN MOTOR TURNTABLE MOTOR GRILL HEATING ELEMENTS CON...

Page 39: ...00p 250V 4700p 250V 10M 0 5W NOISE SUPPRESSION COIL 680 k 0 5W 0 22 u 250V FUSE F8A NOISE FILTER L N 230V 50Hz BRN 15 BLU 15 G Y 15 EARTH LIVE NEUTRAL N O N C N C N O COM COM ASYMMETRIC RECTIFIER RY6 RY7 RY8 RY1 RY2 RY3 RY4 FM TTM CM DM GRILL THERMAL CUT OUT A5 F1 FUSE 20A F2 TC1 CH T C MG GH TC2 TC3 SW1 SW3 SW4 SW2 NOTE indicates components with potentials above 250V OL OVEN LAMP CONVECTION MOTOR...

Page 40: ... A CN B CN D BLK NOISE FILTER L TP F 2 TL RED F1 WHT N BLK RED YLW B L K WHT BLK GRY YLW W H T 1 BLK 2 3 WHT 4 5 4 BLU 3 BRN 2 GRN 1 RED 1 BLU 2 3 BRN 4 5 ORG 6 7 RED FAN MOTOR CONVECTION MOTOR WHT RED HIGH VOLTAGE COMPONENTS G Y POWER SUPPLY CORD NEUTRAL LIVE EARTH THERMISTOR CN B 1 1 1 1 15 1 4 13 15 3 4 1 RY2 RY4 RY3 CONTROL PANEL CN A CN E RY5 RY7 1 1 7 CN C 1 5 CN 5 CN E WH 1 WH 2 CN 1 CN 2 C...

Page 41: ... R2 1 5k ZD2 HZ20 1 ZD1 HZ16 1 RY4 D4 RY3 D3 RY2 D2 10G471K C3 C2 1000 u 35v C5 10 u 35v C4 10 u 35v R1 2 4k R5 3 3k SP1 VC BUZZER VR VA INT POWER CONTROL STOP SWITCH DAMPER SWITCH NC CONVECTION MOTOR DAMPER MOTOR NC CONVECTION HEATING ELEMENT GRILL HEATING ELEMENT HIGH VOLTAGE TRANSFORMER STOP SWITCH DAMPER SWITCH OVEN LAMP TURNTABLE MOTOR DOOR OPEN CONTACT A 1 A 3 A 5 A 7 D 1 D 5 B 4 B 3 B 2 B 1...

Page 42: ...0 J21 4 7K J22 J23 4 7K See KI 5 See KI 5 See KI 5 I J K M N J C10 47uF 16V Q P R LD10 LD14 LD13 LD12 LD11 LD19 LD15 LD16 LD17 LD18 0 1㩷㫌F 50V C1 9 N C1 3 C1 6 C1 10 C2 2 C1 11 C2 4 C2 3 C1 8 ROTISS C1 7 C1 15 C11 0 1uF 50V C1 12 C1 13 C1 14 C1 1 C1 2 Q A H G F E D B K R81 R83 R82 P M R C1 4 15K 430F C80 C83 15K R85 R84 4 7K C2 1 R31 15K C30 R30 4 7K A1 A2 A0 GND TS VCC SCL SDA Q10 2SA1037AK Q30 D...

Page 43: ...4 COM3 COM2 COM1 IC1 54 P00 R120 4 7K IC1 55 P37 R121 4 7K IC1 56 P36 R122 4 7K IC1 57 P35 R123 4 7K IC1 58 P34 R124 4 7K IC1 59 P33 IC1 60 P32 R126 4 7K R125 4 7K IC1 61 P31 R127 4 7K IC1 62 P30 R128 4 7K R129 4 7K R130 4 7K R131 4 7K IC1 63 P87 IC1 64 P86 IC1 65 P85 IC1 66 P84 R133 510K R132 33K IC1 53 P01 VC GND C120 0 1uF 50V C121 C123 C122 0 1uF 50V 0 1uF 50V 0 1uF 50V C126 0 1uF 50V C125 0 1...

Page 44: ...R73 R72 C60 C61 C62 C63 R72 R75 C60 C63 R71 R75 R74 J 6 J 5 J 2 J 1 J 3 J 4 J 8 J 7 J 12 J 9 J 11 J 10 J 13 IC1 6 P73 VC IC1 9 P70 IC1 8 P71 IC1 7 P72 VR1 RSW1 GND R52 R53 R54 15K 4 7K 4 7K C50 C51 C52 100K 100K R50 R51 IC1 77 AN4 IC1 18 P47 IC1 22 INT1 CN J B13B PH K S A B 3 1 2 C SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8 SW9 SW10 SW13 SW12 SW11 SWITCH UNIT 100K x4 330pF 50V x4 ...

Page 45: ...Unit DIP 1 1 3 5 1 Q1 B R3 J1 J2 E R4 R2 R6 D1 B E Q2 ROTI MICRO OL TTM TH CH BH 8 ZD2 RY9 RY2 DAMP CF FM RY1 9 1 1 7 RY3 RY4 1 4 CN B CN C CN E CN A CN D 1 15 1 4 WH2 C5 Q3 D2 B E WH1 2 R5 3 D7 D6 D8 RY8 RY7 POWER CONT RY6 RY5 D4 D5 4 5 6 C3 C4 C2 D10 VRS1 C1 R1 ZD1 7 SP1 D9 D3 ...

Page 46: ...R939 W 14 11 MEMO 8 Printed Wiring of Board of Switch Unit Figure S 7 Printed Wiring of Board of Switch Unit ...

Page 47: ...oltage more than 250V PartsGuide 1 OVEN PARTS 2 CONTROL PANEL AND DOOR PARTS INDEX CONTENTS PACKING AND ACCESSORIES ACCESSORY HOLDER SPADPA019URE0 BOTTOM PAD ASSEMBLY FPADBA641WRKZ PACKING CASE SPAKCE407WRRZ R 939 W SPAKCE416WRRZ R 939 IN SPAKCE417WRRZ R 939 BK Not Replaceable Items MENU LABEL TURNTABLE TRAY BAKING TRAY INTO THE OVEN CAVITY HIGH RACK ROLLER STAY ASSEMBLY OPERATION MANUAL WITH COOK...

Page 48: ... 17 7 16 MG 7 4 7 6 1 5 7 16 7 16 7 8 4 10 4 15 4 4 7 11 6 2 4 34 TTM 4 36 4 40 7 10 6 1 2 4 4 29 4 35 F1 7 15 7 2 7 1 2 3 7 16 2 3 7 16 4 33 4 32 7 16 7 16 7 15 FM 7 7 6 10 7 16 7 16 7 15 7 16 7 17 1 2 4 12 1 4 2 1 T SW1 7 8 TC1 7 9 7 16 7 15 SW3 SW2 4 43 4 31 C 1 1 1 3 4 42 7 15 4 11 4 13 7 8 4 14 GH 7 12 7 16 7 12 4 37 4 39 TC2 7 3 7 3 7 11 4 26 7 3 4 22 7 16 4 21 7 16 2 2 7 10 CM 4 3 ...

Page 49: ...9 PDUC A011URF1 AQ Air intake duct 4 10 PDUC A014URP0 AH Exhaust duct 4 11 PSKR A010URP0 AF Partition plate B 4 12 PDUC A012URP0 AL Air duct 4 13 LANGQA017URP0 AF Grill heater angle 4 14 QTANNA001URP0 AC Earth plate 4 15 PREFHA001URP0 AS Grill reflector 4 16 LANG A054WRP1 AK Convection heater angle 4 17 LANGQA308WRP1 AK Convection motor angle 4 18 NFANMA003URP0 AF Cooling fan 4 19 PDUC A042URP0 AG...

Page 50: ...w 4mm x 10mm 7 12 XBPWW30P05K00 AA Screw 3mm x 5mm 7 13 XHTWW40P08000 AC Screw 4mm x 8mm 7 14 XJBS730P16000 AC Screw 3mm x 16mm 7 15 XHTS740P08RV0 AG Screw 4mm x 8mm 7 16 LX CZA001URE0 AC Special screw 7 17 XOTS740P10000 AB Screw 4mm x 10mm 1 OVEN PARTS 5 1 2 5 1 1 5 1 8 5 1 8 5 1 10 5 1 7 5 1 9 5 1 11 5 1 5 2 5 1 5 5 1 6 5 1 3 5 1 4 3 13 3 13 3 2 3 9 3 10 3 8 3 7 3 11 3 12 3 4 3 13 3 13 3 13 3 1 ...

Page 51: ...nel assembly R 939 BK 5 1 CDORFA050WRKZ BV Door panel assembly R 939 IN 5 1 1 GCOVHA024URF0 AT Choke cover 5 1 2 DDORFB260WRKZ BF Door panel 5 1 3 GWAKPB045WRFZ AT Door frame R 939 W 5 1 3 GWAKPB048WRFZ AT Door frame R 939 BK 5 1 3 GWAKPA046WRTZ BD Door frame R 939 IN 5 1 4 JHNDPA259WREZ AY Door handle R 939 W 5 1 4 JHNDPA264WREZ BA Door handle R 939 BK R 939 IN 5 1 5 LSTPPA017URF0 AK Latch head 5...

Page 52: ... 1 6 AF N NCPL A040WRE2 1 4 36 AL NFANJA038WRE0 1 4 33 AG NFANMA003URP0 1 4 18 AF NFANMA004URP0 1 4 30 AG NTNT A040WRE0 1 6 2 AZ P PCOVPA309WRE0 1 4 37 AF PCUSUA050URE0 1 4 2 AB PCUSUA312WRP0 1 4 1 AC PDUC A011URF1 1 4 9 AQ PDUC A012URP0 1 4 12 AL PDUC A014URP0 1 4 10 AH PDUC A016URF1 1 4 32 AQ PDUC A042URP0 1 4 19 AG PFILWA001URP0 1 4 39 AG PFPF A002URE1 1 4 27 AL PFPF A003URE2 1 4 38 AM PGLSPA66...

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Summary of Contents for R-939(BK)

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Sharp R-939(BK), Service Manual, Page: 43 / 52

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