Panasonic NR-B420M Скачать руководство пользователя страница 3

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---- 3 ----

B420M/MS/MW, B480M/MS/MW,

B570M/MS/MW/D/D-*9, B53D2,

B643M/MS/MW/D/D-*9, B703M/MS/MW,

C603D, C703M/MS/MW/D

Compressor does not operate.

(There is operation noise. but overload protector functions
and compressor stops; this occurs repeatedly.)

Is power supply voltage

within ± 10% of rated

voltage at start of

operation?

YES

Multiple connections
to same
electrical outlet?

Insufficient capacity

of room wiring.

Connect refrigerator
separately.

Is resistance of relay

approx. 33

Ω

Short circuit (0

Ω

)

or Open circuit (

∞ Ω

)

Replace
contactless relay

Is running capacitor

OK?

Short circuit (0

Ω

)

Replace running
capacitor

Main coil broken.

or Auxiliary coil broken.

Replace
compressor.

Increase capacity
of room wiring.

YES

Is compressor coil
continuity OK?
Fig. 4

YES

Compressor locked.

Replace
compressor.

Compressor motor

burned out.

Replace
compressor.

YES

(Resistances in both main and auxiliary coils
normal.)

(Motor coil resistance low.)

Compressor operate.

(Condenser temperature is low.)

Complete gas leakage.

Complete choke.

Faulty compression.

Fig. 3

Fig. 4

Auxiliary

Main

Содержание NR-B420M

Страница 1: ...OUBLE SHOOTING GUIDE 2 SECTION II SPECIFICATIONS COMPONENTS 6 SECTION III SCHEMATIC DIAGRAMS 11 SECTION IV DISASSEMBLY INSTRUCTION 12 SECTION V PARTS LOCATION 16 SECTION VI REPLACEMENT PARTS LIST 24 e e h h h h h h e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e e...

Страница 2: ...ker Plug in power cord Replace power cord Thermostat gas leak Rèplace thermostat Faulty thermostat contacts Replace thermostat Yes Blown temperature fuse Replace bimetal thermostat and temperature fuse Defrost heater broken Replace defrost heater Faulty timer contacts Replace timer Disconnect two joints of both ends of fuse and check continuity between sky blue and brown joint Disconnect timer wir...

Страница 3: ...r separately Is resistance of relay approx 33Ω Short circuit 0 Ω or Open circuit Ω Replace contactless relay NO Is running capacitor OK Short circuit 0 Ω Replace running capacitor NO Main coil broken or Auxiliary coil broken Replace compressor Increase capacity of room wiring YES Is compressor coil continuity OK Fig 4 YES Compressor locked Replace compressor Compressor motor burned out Replace com...

Страница 4: ... contacts C NO ON thus preventing the resumption of cooling operation Consequently there will be no cooling at all of the refrigerator Temperature high in both refrigerator and freezer compartments Operates Check the setting of the COLD AIR CONTROL Check the setting of the COLD AIR CONTROL Check door switch continuity Poor cooling at Freezer only Poor cooling at refrigerator only Check position of...

Страница 5: ... moving Short circuit orange 2 and brown 1 terminals of timer both ends of bimetal will be short circuited and confirm that defrosting heater heats up Does not heat up Heats up Does not heats up Turn the COLD AIR CONTROL to D or E Turn the COLD AIR CONTROL to A or B Replace door switch Replace fan motor broken coil Repair cooling unit initial gas leakage Replace bimetal thermostat broken Excessive...

Страница 6: ...PC PC 3111 250V 1A Running capacitor 4µF 350V 6µF 400V Compressor DD86C18RAW5 D110C22RAX6 Winding Resistance Main 8 5 Ω Main 5 21 Ω measured at 20 C Auxiliary 21 1 Ω Auxiliary 7 02 Ω Evaporator Fin tube type Condenser Wrapper type Consealed condenser Refrigerant charge HFC 134a 145g Oil charge 350 ml 300 ml Net Capacity 338L FC 89L PC 249L 433L FC 103L PC 330L Gross Capacity 369L FC 111L PC 258L 4...

Страница 7: ... capacitor 4µF 350V 4µF 400V 6µF 400V Compressor DD86C18RAW5 D110C21RAX5 D110C22RAX6 Winding Resistance Main 8 53 Ω Main 7 28 Ω Main 5 21 Ω measured at 20 C Auxiliary 21 1 Ω Auxiliary 17 5 Ω Auxiliary 7 02 Ω Evaporator Fin tube type Condenser Wrapper type Consealed condenser Refrigerant charge HFC 134a 145g HFC 134a 140g Oil charge 350 ml 310ml 300 ml Net Capacity 385L FC 89L PC 296L 456L FC 103L ...

Страница 8: ... Running capacitor 4µF 400V 6µF 400V Compressor DB91C19RAY5 D110C22RAX6 Winding Resistance Main 9 65 Ω Main 5 21 Ω measured at 20 C Auxiliary 12 98 Ω Auxiliary 7 02 Ω Evaporator Fin tube type Condenser Wrapper type Consealed condenser Refrigerant charge HFC 134a 140g Oil charge 350 ml 300 ml Net Capacity 456L FC 103L PC 353L 521L FC 129L PC 392L Gross Capacity 497L FC 129L PC 368L 567L FC 158L PC ...

Страница 9: ... 1A Running capacitor 4µF 400V 6µF 400V Compressor D110C21RAX5 D110C22RAX6 Winding Resistance Main 7 28 Ω Main 5 21 Ω measured at 20 C Auxiliary 17 5 Ω Auxiliary 7 02 Ω Evaporator Fin tube type Condenser Wrapper type Consealed condenser Refrigerant charge HFC 134a 140g Oil charge 310ml 300ml Net Capacity 521L FC 129L PC 392L 541L FC 129L PC 412L Gross Capacity 567L FC 158L PC 409L 588L FC 158L PC ...

Страница 10: ...r DB91C19RAY5 D110C21RAX5 D110C22RAX6 Winding Resistance Main 9 65 Ω Main 7 28 Ω Main 7 28 Ω measured at 20 C Auxiliary 12 98 Ω Auxiliary 17 5 Ω Auxiliary 7 02 Ω Evaporator Fin tube type Condenser Wrapper type Consealed condenser Refrigerant charge HFC 134a 140g Oil charge 350ml 310ml 300ml Net Capacity 476L FC 103L PC 272L VC 101L 534L FC 129L PC 289L VC 116L Gross Capacity 515L FC 129L PC 276L V...

Страница 11: ...C DIAGRAM WIRING CONNECTION DIAGRAM WT YW THERMOSTAT RD GY FAN MOTOR BK2 THERMAL FUSE Y2 SB2 DEFROST HEATER N O C N C PK BK LB DOOR SWITCH PC LAMP WT LB 1 2 3 4 N O C N C SB OR YG GY DEFROST TIMER TIMER BOX RUNNING CAPACITOR GY WT GY2 WT3 BK4 BW LB BK 1 3 OVERLOAD PROTECTOR BK M MOTOR A 6 5 WT GY 2 1 STARTING RELAY M2 C BIMETAL THERMOSTAT SB ...

Страница 12: ...ard you to remove Disconnect the terminals 2pcs Unhook thermo capillary Remove the screws 2pcs which fix the thermostat Then thermostat and thermo dial can be removed CAUTION To replace the thermostat Thermo capillary should be hooked in plate Each part is installed as shown in the figure BIMETAL THERMO AND THERMAL FUSE Pull the bimetal thermo to the direction of arrow Cut binding tube and remove ...

Страница 13: ...nsert the blade into the shaft of fan motor for 0mm from the edge of shaft Adjust lead wire after to replace fan motor Heater holder is hooked to the evaporator pipe Disconnect the connector of heater lead wire Lift the edge of heater and make it straight Then pull the heater holder as shown in the figure To replace the defrost heater Insert the heater into the heater holder properly Hook the heat...

Страница 14: ...move defrost timer A T bimetal thermo To replace the defrost timer Be sure to set the timer in coolimg operation Rotating direction of cam shaft is counter clockwise Pull the starting relay leftwards to remove Pushing both ends of clips inwards pull up the overload protector To replace the overload protector The overload protector should be in the clip Install the protector to touch the compressor...

Страница 15: ...RANT FLOW DIAGRAM Refrigerant flows in the refrigerating unit as shown in the figure Number in the figure of PIPE LAYOUT corresponds to number in the refrigerant flow diagram To replace damper thermo Sealing dial should be put in place Seal the gap between the from insulation and the back insulation by putting tape Hook the sensor bulb in place DAMPER THERMOSTAT Screw Screw Insulation Control pane...

Страница 16: ... 16 B420M MS MW B480M MS MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D SECTION V PARTS LOCATION NR B420M MS MW B480M MS MW B420MW B480MW ONLY B420MW B480MW ONLY ...

Страница 17: ... 17 B420M MS MW B480M MS MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D NR B420M MS MW B480M MS MW ONLY B420M MW B480M MW 263 263 264 ...

Страница 18: ... MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D NR B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW B570M MW B643M MW B703M MW ONLY 134 B570M MW B643M MW B703M MW ONLY 155 156 156 B53D2 ONLY ...

Страница 19: ... MW B480M MS MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D NR B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW ONLY B570M MW B643M MW B703M MW B570D B643D B53D2 ONLY 263 264 220 ...

Страница 20: ... 20 B420M MS MW B480M MS MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D NR C603D C703M MS MW D ONLY C703M MW ONLY C703M MW ONLY C703 162 ...

Страница 21: ... 21 B420M MS MW B480M MS MW B570M MS MW D D 9 B53D2 B643M MS MW D D 9 B703M MS MW C603D C703M MS MW D NR C603D C703M MS MW D C603D C703D ONLY 263 264 220 ...

Страница 22: ...LATE S NRAD 242620 W CNRAD 24262W EMBLEM MARK PLATE W NRAD 242290 W CNRAD 24229W EMBLEM MARK PLATE W 123 NRAE 116650 E CNRAE 11665T HANDLE BASE PC 1 TAMACO 124 NRAE 116670 T CNRAE 11667T HANDLE COVER PC S 1 TAMACO NRAE 116670 G1 CNRAE 11667G HANDLE COVER PC G 125 NRAE 107660 CNRAE 10766T FC DOOR STOPPER 1 TAMACO 126 NRAE 116631 CNRAE 11663T CENTER HINGE 1 TAMACO 130 NRAG 103930 CNRAG 10393T PC DOO...

Страница 23: ...2511 W CNRAH 16251T DIAL THERMO PC 1 TAMACO NRAH 162501 W CNRAH 16250T DIAL THERMO PC 230 NRAH 158190 D CNNAH 15819T PC ROOM LAMP COVER 1 TAMACO 238 NRAG 106820 CNRAG 10682T DEFROST TIMER 1 TAMACO 239 NRAF 111164 CNRAF 11116T TIMER BOX PLASTIC 1 TAMACO 240 NRBF 113701 CNRBF 11370T COMPRESSOR BASE AS 1 TAMACO 241 NR02 317622 CNR02 31762T ROLLER 2 TAMACO 242 NR02 325700 CNR02 32570T ROLLER PIN 2 TAM...

Страница 24: ...23 NRAG 106440 CNRAG 10644T LAMP PC 1 TAMACO 229 NRAH 158561 W CNRAH 15856T PC THERMO DIAL 1 TAMACO 230 NRAH 158190 D CNRAH 15819T PC ROOM LAMPER COVER 1 TAMACO 238 NRAG 106820 CNRAG 10682T DEFROST TIMER 1 TAMACO 239 NRAF 111164 CNRAF 11116T TIMER BOX PLASTIC 1 TAMACO 240 NRBF 113701 CNRBF 11370T COMPRESSOR BASE AS 1 TAMACO 241 NR02 317622 CNR02 31762T ROLLER 1 TAMACO 242 NR02 325700 CNR02 32570T ...

Страница 25: ...COVER PC S 1 TAMACO NRAE 116670 G1 CNRAE 11667G HANDLE COVER PC G 125 150 NRAE 107660 CNRAE 10766T FC PC DOOR STOPPER 2 TAMACO 126 NRAE 116630 CNRAE 11663T CENTER HINGE 1 TAMACO 127 NRAE 116441 CNRAE 11644T CENTER HINGE P V 1 TAMACO 130 NRAG 103930 CNRAG 10393T PC DOOR SWITCH 1 TAMACO 131 NRAF 124060 CNRAF 12406T DEODORIZER HOLDER 1 TAMACO 132 NRAH 128322 B CNRAH 12832T MEAT TRAY DOOR 1 TAMACO NRA...

Страница 26: ...0 CNRAG 10644T LAMP PC 1 TAMACO 224 NRAC 135030 CNRAC 13503T BACK INSULATION CONTROL PANEL 1 TAMACO 225 NRAG 104651 CNRAG 10465T DAMPER THERMOSTAT SD 8081 1 1 TAMACO 227 NRAC 135020 CNRAC 13502T FRONT INSULATION 1 TAMACO 228 NRAH 158590 W CNRAH 15859T CONTROL PLATE PLASTIC 1 TAMACO 229 NRAH 128641 W CNRAH 12864T PC THERMO DIAL 1 TAMACO 230 NRAH 158190 D CNRAH 15819T PC ROOM LAMPER COVER 1 TAMACO 2...

Страница 27: ...PC DOOR STOPPER 2 TAMACO 126 NRAE 116631 CNRAE 11663T CENTER HINGE 1 TAMACO 127 NRAE 116441 CNRAE 11644T CENTER HINGE P V 1 TAMACO 130 NRAG 103930 CNRAG 10393T PC DOOR SWITCH 1 TAMACO 131 NRAF 124060 CNRAF 12406T DEODORIZER HOLDER 1 TAMACO 132 NRAH 162750 CNRAH 16275T MEAT TRAY DOOR PRINT 1 TAMACO 133 NRAH 143410 B CNRAH 14341T MEAT TRAY 1 TAMACO 134 NRAH 162920 CNRAH 16292T GLASS SHELF PC 2 TAMAC...

Страница 28: ...2300 T CNRAD 24230W EMBLEM MARK PLATE S NRAD 242300 W CNRAD 24230W EMBLEM MARK PLATE W 123 NRAE 116650 E CNRAE 11665T HANDLE BASE PC 1 TAMACO 124 NRAE 116670 T CNRAE 11667T HANDLE COVER PC S 1 TAMACO NRAE 116670 G1 CNRAE 11667G HANDLE COVER PC G 125 NRAE 107660 CNRAE 10766T FC DOOR STOPPER 1 TAMACO 126 NRAE 116631 CNRAE 11663T CENTER HINGE 1 TAMACO 130 NRAG 103930 CNRAG 10393T PC DOOR SWITCH 1 TAM...

Страница 29: ... PC THERMO DIAL 1 TAMACO NR07 884163 W CNR07 88416T PC THERMO DIAL NRAH 159241 W CNRAH 15924T PC THERMO DIAL 230 NRAH 158190 D CNNAH 15819T PC ROOM LAMP COVER 1 TAMACO NRAH 179100 CNRAH 17910T PC ROOM LAMP COVER 238 NRAG 106820 CNRAG 10682T DEFROST TIMER 1 TAMACO 239 NRAF 111164 CNRAF 11116T TIMER BOX PLASTIC 1 TAMACO 240 NRBF 113791 CNRBF 11379T COMPRESSOR BASE AS 1 TAMACO 241 NR02 317622 CNR02 3...

Страница 30: ...8190 D CNRAH 15819T PC ROOM LAMPER COVER 1 TAMACO 238 NRAG 106820 CNRAG 10682T DEFROST TIMER 1 TAMACO 239 NRAF 111164 CNRAF 11116T TIMER BOX PLASTIC 1 TAMACO 240 NRBF 113691 CNRBF 11369T COMPRESSOR BASE AS 1 TAMACO 241 NR02 317622 CNR02 31762T ROLLER 1 TAMACO 242 NR02 325700 CNR02 32570T ROLLER PIN 1 TAMACO 245 NR05 286251 CNR05 28625T DAMPING RUBBER 2 TAMACO 247 NR39 0301110 CNR39 030111 COMPRESS...

Страница 31: ...TAMAC0 03030001 1000 Printed in Taiwan ...

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