background image

H4-72-02-03

12

For internal use only

5.5

Checking the hot-air fan motor

1. Disconnect the power supply cables from the motor. 

2. Measure the resistance of the motor winding when cold. 

Normal: 150 

Ω

 - 200 

Ω

Fault:

Low 

 

Ω

 reading or  

 

   

5.6

Checking the antenna motor 

3. Disconnect the power supply cables from the motor. 

4. Measure the resistance of the motor winding when cold. 

Normal: 150 

Ω

 - 200 

Ω

Fault:

Low 

 

Ω

 reading or  

 

   

5.7

Checking the magnetron, cross-flow and vapour filter

5. Disconnect the power supply cables from the motor. 

6. Measure the resistance of the motor winding when cold. 

5.7.1

Magnetron fan

Normal: 200 

Ω

 - 200 

Ω

Fault:

Low 

 

Ω

 reading or  

 

   

5.7.2

Cross-flow fan

Normal:  1 - 2: 150 

Ω

  - 200 

Ω

1 - 3: 170 

Ω

  - 190 

Ω

2 - 3:  70 

Ω

  -  90 

Ω

-

Fault:

Low 

 

Ω

 reading or  

 

   

5.7.3

Vapour fan

Normal:  2 - 3: 610 

Ω

 - 630 

Ω

2 - 4: 350 

Ω

 - 370 

Ω

3 - 4: 240 

Ω

 - 260 

Ω

-

Fault   

Low 

 

Ω

 reading or  

 

   

Содержание EMWK 9600.0

Страница 1: ...Microwave oven EMWK 9600 0 9800 0 M M 1 2 3 4 5 6 900 900 600 360 180 90 600 360 180 90 P...

Страница 2: ...Manual H4 72 02 03 Responsible Dieter Rutz K PPERSBUSCH HAUSGER TE AG E mail dieter rutz kueppersbusch de Phone 0209 401 733 Kundendienst Fax 0209 401 743 Postfach 100 132 Date 17 03 2006 45801 Gelsen...

Страница 3: ...5 5 Checking the hot air fan motor 12 5 6 Checking the antenna motor 12 5 7 Checking the magnetron cross flow and vapour filter 12 5 8 Checking the power connection 13 5 9 Checking the ring heater 14...

Страница 4: ...rried out in accordance with VDE 0701 Associa tion of German Electrical Engineers or the corresponding regulations for your country On completion of repairs a function and impermeability inspection mu...

Страница 5: ...rk has been completed Carry out a microwave leakage current test when repair work has been completed 1 2 Electric connection Only connect the appliance to sockets with a safety fuse of at least 16 A P...

Страница 6: ...age Frequency 230V 50Hz Power consumption 6 7 A Total electrical connection 3 6 kW Microwave output 900 W max 5 levels Grill levels EMWK 9800 0 2500 W EMWK 9600 0 2150 W Appliance dimensions WxHxD 595...

Страница 7: ...esistance to jamming of the appliance may be diminished due to the house wiring In the event of the above mentioned error patterns Check that an earthed conductor has been properly connected If this i...

Страница 8: ...ing time for the safety cut off device is re started every time a button is pushed or a knob is turned 4 4 2 EMWK 9800 0 The safety cut off is activated irrespective of the temperature set 30 100 C 24...

Страница 9: ...incorrectly set components in the locking control door locking microwave generator and transmission systems must be repaired replaced or correctly set Service technicians must first remove their watc...

Страница 10: ...e When examining the magnetron look out for burns around the antenna and for flawed magnets and also check the terminals It may also be possible to determine some magnetron faults by means of an audio...

Страница 11: ...ircuit switch If the main switch fails when the circuit is closed short circuit and the user then opens the door the monitoring switch will trigger a short circuit on the 230Vpower unit The short circ...

Страница 12: ...m the motor 4 Measure the resistance of the motor winding when cold Normal 150 200 Fault Low reading or 5 7 Checking the magnetron cross flow and vapour filter 5 Disconnect the power supply cables fro...

Страница 13: ...of the clock in the minute section per day since the clock reference cannot be taken from the power frequency The clock reference in this case is the internal processor clock Please note The F901 8A...

Страница 14: ...bottom heat 11 Disconnect the power supply cables from the heater 12 Measure the resistance of the heater element when cold Normal 30 50 Fault Low reading or 5 12 Possible complaints from customers ab...

Страница 15: ...cleaning agent enters the waste air and vapour extractor slits on the top of the appliance No alcohol scouring agents or ammonia containing cleaning agents are to be used for cleaning the in side and...

Страница 16: ...ied out when the power network has been reset max time after reset of 5 min The following steps must be taken to activate the test program 1 Press the clock button 2 Press 90 W 3 Press the clock butto...

Страница 17: ...ron fan vapour fan A3 Antenna motor converter A4 Oven lamp Buttons to press Symbols dis played Clock display Text display Consumers Turn the temperature knob clockwise one lock in None Test Output Tur...

Страница 18: ...n the clock display Possible error messages are indicated under 10 Troubleshooting on page 23 7 4 Testing the control elements 7 4 1 EMWK 9600 0 Start up the test program Buttons to press Symbols show...

Страница 19: ...00 MW power button 90 W LED_MW1 11 11 MW power button 180 W LED_MW2 22 22 MW power button 360 W LED_MW3 33 33 MW power button 600 W LED_MW4 44 44 MW power button 900 W LED_MW5 55 55 Button for changi...

Страница 20: ...clock button once None 04 Start button Start the debug mode Any button None Timer 10x faster Error has occurred Error Error shown in the clock display Buttons to press Symbol display Clock display Tex...

Страница 21: ...t 5 mW cm2 Spacing 5 cm This test is to be performed on the door the lock the microswitches and the magnetron every time main tenance work has been carried out Test equipment 600 ml glass beaker Micro...

Страница 22: ...en 5 Use an accurate thermometer to measure the exact starting temperature T1 6 Run the appliance for 63 seconds at maximum power 7 At the end of this period quickly stir the water and read off the fi...

Страница 23: ...h forms inside the appliance to precipitate in the cav ity on the cooking surface or on the door frame as condensation Sparking in the appliance In the modes with microwaves and in combi nation mode d...

Страница 24: ...s of faults Possible repair measures MW operation start sequence magnetron does not start E7 See fault finding tree MW operation start sequence converter does not react when activated E8 MW operation...

Страница 25: ...en temperature probe defect Replace temperature probe Relay board defect Replace relay board E2 unstable MW leakage radiation leak in the oven etc Replace appliance Microwave oven operation start sequ...

Страница 26: ...c Power consumption 0 5A heating filament earth connection and connection Carry out a visual inspection broken magnets and burned or broken antenna No No No No Yes Yes Yes Replace the magnetron Replac...

Страница 27: ...Power consumption 0 5A heating filament earth connection and connection Carry out a visual inspection broken magnets burned or broken antenna No No No No Yes Yes Yes Replace the magnetron Replace the...

Отзывы: