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Summary of Contents for Kuppersbusch MW 900
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- Page 2 Service Manual: H4-070-14-01 Responsible: D. Rutz KÜPPERSBUSCH HAUSGERÄTE AG Email: dieter.rutz@kueppersbusch.de Tel.: (0209) 401-733 Kundendienst Fax: (0209) 401-743 Postfach 100 132 Date: 17.03.2000 45801 Gelsenkirchen...
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Page 3: Table Of Contents
Methods of assembly ..................26 Notes on installation .................... 27 Wiring diagram for MWG 1000 ................33 Wiring diagram for MWG 1000 ................34 Wiring diagram for MW 900.0................38 Wiring diagram for MWGD 900.0 ................ 39 Only for internal use... -
Page 4: Description Of Type
Microwave with dual microwave feed up to 1000 watts, quartz grill 900 watts, rapid start, automatic defrosting, 201 stainless steel oven cavity, turntable. MW 900.0 Microwave with dual microwave feed up to 900 watts, rapid start, automatic defrosting, 201 stainless steel oven cavity with turntable and electronic clock. - Page 5 Service Manual MWG 1000 Introduction Every appliance is carefully tested before it leaves the factory. However it is important that it is assembled and operated correctly. Despite all safety measures, the safety of the appliance depends on it being correctly installed. It is equally important for the user to operate the appliance correctly and to carry out the appropriate maintenance measures.
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Page 6: Repair And Maintenance
Service Manual MWG 1000 Repair and maintenance IMPORTANT NOTES All work and repairs on the components of microwave ovens may only be carried out by a qualified service technician who has been trained by the manufacturer and authorized to carry out such work. Safety can be increased by using special tools such a TORX screwdriver and measuring instruments to test microwave leakage. -
Page 7: Technical Data Mwgd 900.0
Service Manual MWG 1000 Technical data MWGD 900.0 Technical requirements Measured at an ambient temperature of 25°C. Electrical system All voltages are based on average values. Nominal input voltage 207 - 244 V Output 210 - 244 V Test voltage (statutory requirement): 207 - 244 V Electrical terminals (EN-335-1): 230 V... - Page 8 Service Manual MWG 1000 Nominal power input Microwave Grill 4.2 A Crisp 11 A Crisp 10 A (CH / DK) Cooker hood 2.3 A / 2.2 A (incandescent lamps / PL lamp) In total 13 A / 12.5 A (cold operation), 11.7 / 11 A (hot operation) (incandescent lamps / PL lamp) Fuses 16 AL...
- Page 9 Service Manual MWG 1000 Mechanics Weight Gross 40 kg 36 kg Dimensions Outer dimensions 598 x 340 x 540 mm (W x H x D) Gross dimensions of oven cavity 335 x 290 x 1 85mm (18.0 1) Useable volume lEC 705 290²...
- Page 10 Service Manual MWG 1000 Microwave feed, turntable The microwaves are fed into the oven in two places. This novel system is known as Dual Microwave Feed (DMF). The rotation of the turntable ensures that the microwave energy is evenly absorbed by the food. The turnta- ble consists of a roller stay and a glass plate.
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Page 11: New Features
Service Manual MWG 1000 New features Crisp A combination of Grill Microwave oven Crisp plate special metal ovenware (reaches 200°C within two minutes) has been developed. Ventilation and air flow Only for internal use... -
Page 12: Description Of The Components And Their Functions
Service Manual MWG 1000 Description of the components and their functions Noise filter Prevents any interference from radio or television that may occur when the appliance is being put into operation. Fan motor The fan motor activates the fan which sucks in air through the vents on the right side of the appliance and which causes it to circulate around the magnetron and the transformer. -
Page 13: Repair And Maintenance
Service Manual MWG 1000 Repair and maintenance IMPORTANT NOTES All work and repairs on the components of microwave ovens may only be carried out by a qualified service technician who has been trained by the manufacturer and authorized to carry out such work. Safety can be increased by using special tools such a TORX screwdriver and measuring instruments to test microwave leakage. -
Page 14: Dismantling Of The Cooker Hood For Repair Work
Service Manual MWG 1000 Dismantling of the cooker hood for repair work As the appliance is very heavy (approx. 40 kg) it is not usually possible for one person to dismount the appliance from the wall! Connecting block / cooker hood motors The connecting block and the cooker hood motors can be accessed from the top. -
Page 15: Microwave Oven And Cooker Hood Controls
Service Manual MWG 1000 Microwave oven and cooker hood controls In order to carry out repair work on the microwave oven and on the cooker hood controls, the microwave oven must be removed from the cooker hood. This is possible with a combination appliance that is mounted on the wall. -
Page 16: Dismantling And Assembling The Appliance
Service Manual MWG 1000 Dismantling and assembling the appliance Removing the case CAUTION HIGH VOLTAGE! Disconnect the appliance from the electricity mains before removing the case. After the case has been removed the parts that are under high voltage are accessible and technical work can be carried out on them. - Page 17 Service Manual MWG 1000 Exchanging the oven lamp Exchanging the grill / heating element Attention: The ventilator must first be removed together with the case before the grill or the heating element can be exchanged. Only for internal use...
- Page 18 Service Manual MWG 1000 Exchanging the magnetron Exchanging the door switch unit Only for internal use...
- Page 19 Service Manual MWG 1000 Exchanging the door Exchanging the insulation for the air channel Only for internal use...
- Page 20 Service Manual MWG 1000 Mounting the transformer Mounting the overheating protection Only for internal use...
- Page 21 Service Manual MWG 1000 Accessing the turntable motor MWGD 900.0 Only for internal use...
- Page 22 Service Manual MWG 1000 Accessing the turntable motor MWG 1000.0, MW 900.0 and MW 800 Only for internal use...
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Page 23: Measurements And Adjustments
Service Manual MWG 1000 Measurements and adjustments Testing the high-voltage transformer Attention: During cooking the high-voltage terminals of the transformer are under a voltage of 2300 V~. When testing the transformer, keep your hands and all measuring instruments, etc. away from these high-voltage terminals. -
Page 24: Component Testing
Service Manual MWG 1000 Component testing 4.1.1 Magnetron filament Magnetron dome Disconnect the appliance from the mains and discharge RF-gasket the HV capacitor. Then disconnect the high-voltage leads from the filament terminals of the magnetron and measure the resistance at the two filament terminals of the magnetron. The correct reading should be less than 1 ohm. - Page 25 Service Manual MWG 1000 4.1.2 Checking the capacitor If the capacitor has an open flow of current, then the magnetron is not under high voltage. If there is a short circuit in the capacitor, this will result in the mains fuse blowing due to the consumption of peak current.
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Page 26: Installation
Service Manual MWG 1000 Installation Dimensions Methods of assembly When it is hung directly on the wall, the combined microwave oven and cooker hood fits perfectly between two upper wall units with a depth of 30 cm. In order to adapt the appliance to other types of kitchen furniture it can be adjusted to a depth of up to 34 cm. -
Page 27: Notes On Installation
Service Manual MWG 1000 Notes on installation The combined microwave oven and cooker hood can be installed above both an electric hob and a gas hob. Be absolutely certain, to observe the minimum distances! min. 500 mm min. 430 mm ELECTRICITY Only for internal use... - Page 28 Service Manual MWG 1000 5.3.1 Accessories for assembly In order to fasten the hooks firmly to the wall, the appliance is supplied together with screws for both a stone wall (E with wall plugs) and for a wooden wall (F). Only for internal use...
- Page 29 Service Manual MWG 1000 5.3.2 Assembly In order to firmly mount the hooks to the wall, drill Distance between the drilled holes: 540 mm. two holes at a distance of 540 mm. If the appliance is not to be mounted flat against the wall, do not tighten the screws for the adjustment strip yet, as it must still be possible to make an exact alignment later.
- Page 30 Service Manual MWG 1000 Unscrew both screws of the adjustable rails and slot the appliance onto the hooks on the wall. Two people are needed to hang the appliance on the wall and the appliance should not be lifted by taking hold of it at the front. The appliance’s inclination and its distance from the wall can then be adjusted at the rails.
- Page 31 Service Manual MWG 1000 If the appliance is to be mounted flat against the wall please place bracket H (supplied with the appliance) on the left side of the appliance and fasten it to the adjacent wall cupboard with screws A. This will prevent the appliance being demounted by accident.
- Page 32 Service Manual MWG 1000 5.3.3 Technical data and installation dimensions MWG 1000 Weight Gross 20 kg 16.8 kg Dimensions Outer dimensions 548 x 332 x 398 mm (W x D x H) Gross dimensions of oven cavity according 346 x 225 x 341 mm (26.0 l) to 1 EC 705 Diameter of turntable 325 mm...
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Page 33: Wiring Diagram For Mwg 1000
Service Manual MWG 1000 Wiring diagram for MWG 1000 1040 Secondary door switch OVEN SWITCHED OFF 1030 Mains filter 1050 Monitor door switch DOOR CLOSED 1003 Control board 1060 Primary door switch 1002 Fan control Up = Upper contact primary winding HT-transformer Lo = Lower contact primary winding HAT-transformer... -
Page 34: Wiring Diagram For Mwg 1000
Service Manual MWG 1000 Wiring diagram for MWG 1000 * see table page 43... - Page 35 Service Manual MWG 1000 Wiring diagram for MWG 1000.0 6294 6298 461968800280 applicable not applicable 461968800290 applicable applicable 461968800300 not applicable not applicable 461968800310 not applicable applicable...
- Page 36 Service Manual MWG 1000 5.5.1 Technical data and installation dimensions MW 900.0 Weight Gross 17.5 kg 16.8 kg Dimensions Outer dimensions 525 x 277 x 338 mm (W x D x H) Gross dimensions of oven cavity according 340 x 290 x 210 mm (20.0l)
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Page 37: Wiring Diagram For Mw 900.0
Service Manual MWG 1000 Wiring diagram for MW 900.0 1000 Output regulation board 1040 Monitor switch for electronics 1120 Oven lighting 1001 Fuse T8A 1050 Monitor switch 1130 Thermal switch for oven cavity 1002 Fuse T250mA 1060 Door switch 2000 HV capacitor... - Page 38 Service Manual MWG 1000 5.6.1 Technical data and installation dimensions MWGD 900 Weight approx. 36 kg Dimensions Outer dimensions 598 mm x 530 mm x 340 mm (W x D x H) Gross dimensions of oven cavity according 340 x 210 x 290 mm (20.0 l) (W x D x H) to 1 EC 705 Diameter of turntable 280 mm...
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Page 39: Wiring Diagram For Mwgd 900.0
Service Manual MWG 1000 Wiring diagram for MWGD 900.0 1002 Control system cooker hood...
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