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Haier EA-1770 EG, Руководство по обслуживанию

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Haier EA-1770 EG Скачать руководство пользователя страница 28

44

0050300098A

 OUTER SCREEN

1

45

0050201570

 DOOR CASE 

1

46

0050400385 POWER SUPPLY CORD

1

47

0050400709 WIRING HARNESS

1

48

0057109123

M3*6 

BOLT

1

49

0050400489  THERMOSTAT

1

50

0050400480 AK rectifier

1

51

0056200109  LAMP

1

52

0050600033 ST4*8 BOLT

2

53

0050100288 QUARTZ HEARTER HOLDER

2

54

0050400476 GRILL HEATER

2

55

0050400491

 THERMOSTAT

1

Содержание EA-1770 EG

Страница 1: ...atically when the door is open therefore it is much safer to use Shining appearance The door shell and operation panel frame shell adopt imported high quality stainless steel material and will never get rust and change color It has modern appearance and superior quality and thus becomes the best choice for the household microwave oven High temperature grill It has two step grill function and can g...

Страница 2: ...ntroduction 2 3 Specifications 3 4 Safety Precaution 4 5 Warning and Cautions 5 6 Installation and Accessory Parts 8 7 Parts and Functions 10 8 Maintenance Service and Trouble Shooting 11 9 Circuit Diagram and Circuit Explanation 23 10 Exploded View and List of Parts 24 1 ...

Страница 3: ...ctronic M means the operation pattern is mechanical F Function code G with grill G Type of cavity S stainless steel default painted Examples EA 2O8OM It represents made for Europe mechanical microwave oven without grill the cavity capacity is 20 liter the microwave output power consumption is 800 Watts A appearance EA 1770EG It represents made for Europe electronic microwave oven grill the cavity ...

Страница 4: ...sumption For grill 1000W 1000W Oscillating frequency 2450MHz Timing range 30 Power level 5 8 Unit Dimension W D H mm 345 449 259 486 370 288 Cavity Dimension W D H mm 290 284 180 311 312 196 Carton Dimension W D H mm 382 508 333 538 394 350 Volume effective volume 17L 20L Weight unit carton 12 5 Kg 14 5Kg Accessories Instruction manual glass tray turn plate bracket groupware turn axis 3 ...

Страница 5: ...n the power to do maintenance or check the functional components 4 In case that the door lock seal gasket microwave radiating and transmission system are damaged or something wrong in debugging please make repair replacement or adjustment according to the requirement of this manual before usage Components detachable that may touch voltage higher than 250V Components that may cause excessive microw...

Страница 6: ...or and result in microwave leakage warning warning Electric shock hazard Do not use a metal rod to enter the interlock switch hole on the front side of the cavity interlock switch hole No dismantle Danger This appliance must be earthed Remember to clear away excess grease form the inside the cavity Otherwise it may cause smoke or fire during heating Do not use sealed containers For those foods wit...

Страница 7: ...Warning and Cautions 6 ...

Страница 8: ...ctricity even 30 seconds after the microwave oven stops working To make replacement or checking at this time be sure to use insulated screwdriver to short out the two ends of the capacitor and discharge the stored electricity 5 Prevent the wristwatch from touching the microwave oven 6 Do not operate the microwave oven when there is no food or water inside 7 Protect the seal gasket and front board ...

Страница 9: ... may damage the oven or cause poor cooking Confirm that the oven shelf is placed properly to guarantee the ventilation 4 Avoid high temperature and vapor Protect the appliance and the mechanical part from damages 5 The ambient temperature shall be lower than 40 6 The plane bearing the oven shall be even and firm 7 Keep the microwave oven away from the TV radio computer etc to avoid interference 6 ...

Страница 10: ...ironment that is humid or with high temperature Open the carton user s manual card guarantee certificate baking mesh glass rotary tray rotary tray support Install Put the microwave oven levelly at the position you choose Keep good ventilation Select independent special socket with current at least 10A Be sure to ground it reliable The gaps shall be all above 15cm attention attention Installation E...

Страница 11: ... 7 Parts and Functions name of part wave guide cover cavity Door contro panel door seal door hook hole of door hook baking mesh glass rotary tray tray support diagrammtic sketch for the accessory installation turn axis 10 ...

Страница 12: ...nner 5 Iron solder 6 6mm box spanner Leakage test of the microwave oven Measurement Points of attention 1 Set the gauge according to the 1 Please first check the leakage of the user s manual Microwave oven after maintenance and 2 Add 15 275ml 5 20 water before usage into a container and put the 2 If the microwave oven can operate container at the center of the tray while the door is open STOP ANY ...

Страница 13: ...ightly to take off the Checking are the view window air outlet power cord and air inlet 2 During working pull the door slightly to Attention The power cord must do checking be replaced with the special 3 The leakage of the microwave shall not power cord offered by the exceed the standard in any cases manufacturer C Control panel 3 Record and notice of the checking result Dismantle the plug wire of...

Страница 14: ...the high voltage transformer Discharge the electricity of the high voltage capacitor Dismantle the connecting high voltage wires of the magnetron the high voltage transformer and the high voltage capacitor Loosen the four screws connecting the high voltage transformer to the bottom plate with cross screwdriver F Dismantling of the fan motor Discharge the electricity of the high voltage capacitor D...

Страница 15: ...magnetron J Dismantling of the rotary tray motor 1 Take out all of the accessories in the cavity 2 Put the oven upside down 3 Cut off the die part of the bottom plate with angle pliers and take it off 4 Cut off the connecting wire of the tray motor 5 Loosen the two screws fixing the tray motor with a cross screwdriver Take off the tray motor 6 In installing first fix the motor Connect the wire The...

Страница 16: ... normally The door shall be opened and closed smoothly The micro switch shall act as following Open the door Æ the first lockout switch micro motion switch1 Æ the second lockout switch micro motion switch2 Æ monitoring switch micro motion switch3 act in turn The turn is in counter sequence when closing the door Please observe carefully M Dismantling of the heater pipe 1 Cut off the connecting wire...

Страница 17: ...turn in opening the first lockout switch the second lockout switch monitoring switch in closing monitoring switch the second lockout switch the first lockout switch If there s abnormal phenomenon please adjust the lockout holder B Test of the high voltage transformer Item Position Normal value Primary coil About 1 2Ω Secondary coil About 100 200Ω lamp winding About 0Ω Primary coil shell of the tra...

Страница 18: ...dition 1 The resistance value of the two terminals shall be several ohm at the beginning of the test then return to infinite 2 The resistance value between the terminal and the shell is infinite E Test of the high voltage diode Measure with RX1000 range The conduction resistance value shall be several ohm No matter which step is used in the measurement the result shall be infinite F Measurement of...

Страница 19: ...sure in two condition Attention If the fuse is burned out it is probably breakdown by the AK rectifier Please first replace that part then do the test Note that the direction shall be correct Attention All of the tests shall be performed after the H Test of the filterstubs are pulled off CONTROL BOARD Microwave relay Grill relay Transformer Power interface Film switch interface 18 ...

Страница 20: ...N OUT L OUT FILTER DELAY CIRCUIT 0 33UF 275V N IN L IN C1 8A FUSE 2200P 400V 510K 1W R1 V FILTER 1 5mH C2 2200P 400 C3 K2 K1 TAPI PTC R2 7W 9 1KΩ R1 100Ω relay 19 ...

Страница 21: ...on the PCB board to protect it from the damage of the static electricity 1 The oven doesn t work reason A The power terminal box has too many plugs and over load Avoid sharing one line with other electric appliances B The power plug is not tightly inserted Confirm the plug is inserted tightly 2 The microwave output power consumption is too low reason A The input Ac voltage is too low connect the m...

Страница 22: ... work normally But there s no microwave emission no other abnormal phenomenon 1 Check the conduction of the power switch of the timer if abnormal the timer has trouble replaced it 2 Cut off the connecting wire of the microwave relay and check the conduction of it If not conduct the control panel has trouble replaced it If normal check the conductor wire of the high voltage transformer If abnormal ...

Страница 23: ...tch off Check the thermostat 3 If always in conduction during baking because the thermostat is bad replace it If normal check the thermostat 2 it is off that is because the protective thermostat has misoperation Remind the user to pay attention to the environment of the oven Trouble 6 After starting the noise of the oven is too large Dismantle the shell to see 1 if the fan bumps other parts The fa...

Страница 24: ...work during the door is open 3 When the door is closed the monitoring switch will open The first and second lockout switches will close Then the microwave oven will start to run The LED will display the time remained 4 After starting the fan motor rotary tray motor the lamp and the magnetron start working When the load is not full the relay will control the transformer power sources to make the ma...

Страница 25: ... winding 3 The 2000V voltage will be doubled by the high voltage capacitor then be rectified by the high voltage diode finally become a 4000V negative high voltage to ground at the FA end of the magnetron 4 One end of the heater coil is connected to the negative high voltage the other end to the F end of the magnetron Therefore the working condition of the magnetron is made up low voltage and high...

Страница 26: ...Microwave Oven Model EA 1770EG KNOCK DOWN DRAWINGS FOR INDOOR UNIT Exploded View EA 1770EG ...

Страница 27: ...6209102 ST4 8 BOLT 2 19 0054500089 HV TRANSFORMER 1 20 0050600022 ST4 10 BOLT 1 21 0050100540 HV CAPACITOR HOLDER 1 22 0050400039 HV CAPACITOR 1 23 0050400479 H V DIODE 1 24 0050100529 BASE PLANE 1 25 0057109128 ST4 12 BOLT 3 26 0056201102 FOOT 4 27 0057109128 ST4 12 BOLT 4 28 0050100127 GRIDIRON 1 29 0057109119 ST3 8 BOLT 4 30 0050400699 PCB 1 31 0050600036 ST4 10 BOLT 1 32 0050201490 CONTROL EST...

Страница 28: ...OWER SUPPLY CORD 1 47 0050400709 WIRING HARNESS 1 48 0057109123 M3 6 BOLT 1 49 0050400489 THERMOSTAT 1 50 0050400480 AK rectifier 1 51 0056200109 LAMP 1 52 0050600033 ST4 8 BOLT 2 53 0050100288 QUARTZ HEARTER HOLDER 2 54 0050400476 GRILL HEATER 2 55 0050400491 THERMOSTAT 1 ...

Страница 29: ...Exploded View EA 2080EG 28 1 2 3 4 5 6 7 8 9 10 11 12 14 15 24 18 25 26 22 23 13 16 17 19 20 21 29 27 28 ...

Страница 30: ...36 31 33 30 24 25 26 27 28 37 38 39 40 41 42 43 45 46 47 48 49 50 51 52 53 54 44 34 35 55 56 32 29 ...

Страница 31: ... ST4 8 BOLT 2 17 0050400304 TURNPLATE MOTOR 1 18 0050800245 CAVITY ASSY 1 19 0050400493 THERMOSTAT 1 20 0050100288 QUARTZ HEARTER HOLDER 2 21 0050600033 ST4 8 BOLT 2 22 0050600033 ST4 8BOLT 2 23 0050100473 OUTER CASING 1 24 0050600036 ST4 12 BOLT 4 25 0050400672 WIRING HARNESS 1 26 0050400385 POWER SUPPLY CORD 1 27 0050100127 GRIDIRON 1 28 0050501358 GRIDIRON HOLDER 1 29 0050400476 GRILL HEATER 2 ...

Страница 32: ...50400489 THERMOSTAT 1 48 0050400622 MAGNETRON 1 49 0050600036 ST4 8 BOLT 4 50 0050201571 FAN 1 51 0050200467 FLARE 1 52 0050600036 ST4 10 BOLT 2 53 0050400373 FAN MOTOR 1 54 004HR2501G ST4 19 BOLT 2 55 0050400394 FILTER 1 56 0050600030 ST3 5 BOLT 4 57 0050200471 DOOR SEAL 1 58 0050200525 INSIDE SCREEN 1 59 0050800195 DOOR JOINING GROUP 1 60 0050300098 OUTER SCREEN 1 61 0050201502 DOOR CASE 1 31 ...

Страница 33: ...Microwave oven Model EA 1770EG 附件一 2 2 Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com ...

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