Electrolux MC2660E (EU), MC2660E (CH), MC2661E, MC2660E (UK), ZM266ST Service Manual

SOI 05.06 FV 599 36 78-44

SERVICE MANUAL

MICROWAVE OVENS

 ELECTROLUX HOME PRODUCTS
Corso Lino Zanussi,30

Publication No.

I - 33080 PORCIA /PN (ITALY)

599 36 78-44

Tel [phone]
Fax [phone]

SOI

Edition: 05.2006

EN/SERVICE/FV

Microwave Oven

(Middle Solo)

MC2660E (EU)
MC2661E (EU)
MC2660E (CH)
MC2660E (UK)
ZM266ST (EU)
ZM266ST (UK)
QN4040
JMW2061 (A,D)
EM2612 (F)

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TABLE OF CONTENTS

CAUTION, MICROWAVE RADIATION / GENERAL IMPORTANT INFORMATION.......................4

SERVICING / GENERAL INFORMATION .......................................................................................4

PRODUCT SPECIFICATIONS.........................................................................................................5

APPEARANCE VIEW.......................................................................................................................6

OPERATING SEQUENCE ............................................................................................................. 12

FUNCTION OF IMPORTANT COMPONENTS.............................................................................. 14

TROUBLESHOOTING CHART......................................................................................................15

TEST PROCEDURE ......................................................................................................................16

CONTROL PANEL ASSEMBLY.....................................................................................................23

SERVICING....................................................................................................................................24

COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE..........................................25

MICROWAVE MEASUREMENT....................................................................................................31

TEST DATA A GLANCE / WIRING / RE-WIRING .........................................................................32

SCHEMATIC DIAGRAMS .............................................................................................................. 33

PICTORIAL DIAGRAM................................................................................................................... 34

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CAUTION

CAUTION

MICROWAVE RADIATION

Personnel should not be exposed to the microwave energy which may radiate from the
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.

GENERAL IMPORTANT INFORMATIONS

This Manual has been prepared to provide Service Engineers with Operation and Service Information.
It is recommended that service engineers carefully study the entire text of this manual, so they will be
qualified to render satisfactory customer service.

WARNING

Note: The parts marked "*" are used at voltage

more than 250V. (Schematic Diagrams).

WARNING

Never operate the oven until the following points are ensured.
(A) The door is tightly closed.
(B) The door and oven 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.

All the parts marked ”*” on schematic diagrams are used at
voltages more than 250V.

Removal of the outer wrap gives access to potentials above
250V.

If the Magnetron are damaged may cause undue microwave
exposure.

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PRODUCT SPECIFICATIONS

SPECIFICATION

ITEM DESCRIPTION

Power Requirements 230 Volts(EU)/230-240 Volts(UK)

50 Hertz
Single phase, 3 wire earthed

Power Consumption 1.3 kW
Power Output

900W watts nominal of RF microwave energy
(measured by way of IEC 60705)
Operating frequency of 2450 MHz

Case Dimensions

Width 592 mm
Height 460 mm (including foot)

Depth 437 mm
Cooking Cavity
Dimensions

Width 342mm

Height 207mm

Depth 368mm
Turntable diameter 325 mm

Jog/Touch Control System

Clock (1.00-12.59 or 0.00-23.59) - 12HR or 24HR setting

Microwave Power for Variable Cooking

Repetition Rate;

HIGH ........................ Full power throughout the cooking time

MEDIUM HIGH ........ approx. 70% of Full Power

MEDIUM .................. approx. 50% of Full Power

MEDIUM LOW.......... approx. 30% of Full Power

LOW ......................... approx. 10% of Full Power

- Stir

- Turn over

- Weight

- Portion

- Microwave power level

- Cooking in progress

- Stir

- Turn over

- Portion

- Weight

- Microwave power
level

Control Complement

- Cooking in progress

TIME/WEIGHT/PORTION knob

AUTO COOK 1 button

AUTO COOK 2 button

COOK FROM FROZEN button

MICROWAVE POWER LEVEL button

START/QUICK button

STOP button

DOOR OPENING button

Net weight Approx, 20 Kg

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APPEARANCE VIEW

OVEN

1 Front trim
2 Oven lamp
3 Control panel
4 Door open button
5 Waveguide cover
6 Oven cavity
7 Seal packing
8 Door seals and sealing surfaces.
9 Fixing points (4 points)
10 Ventilation openings
11 Outer cover
12 Rear cabinet
13 Power supply cord support clip.
14 Power supply cord (EU)
15 Power supply cord (UK)

1. Place the turntable support in the centre of the
oven floor so that it can freely rotate around the
coupling.

2. Place the turntable onto the turntable support so
that it locates firmly into the coupling.

Turntable

Turntable support system

Turntable
support

Coupling

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APPEARANCE VIEW

CONTROL PANEL

MC2660E / MC2661E

1 Digital Display
2 Indicators
The appropriate indicator will flash or light up, just

above each symbol according to the instruction.
When an indicator is flashing, press the
appropriate button (having the same symbol)
or carry out the necessary operation.

Stir

Turn over

Weight
Portion

Microwave power level

Cooking in progress

3 TIMER/WEIGHT/POWER knob
4 COOK FROM FROZEN button

Press to select one of the 3 automatic programmes
5 AUTO COOK 2 button
Press to select one of the 2 automatic programmes
6 AUTO COOK 1 button
Press to select one of the 2 automatic programmes

7 MICROWAVE POWER LEVEL button
8 AUTO DEFROST button

Press to select one of the 5 automatic programmes

9 START/QUICK button

10 STOP button
11 DOOR OPENING button

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APPEARANCE VIEW

CONTROL PANEL

ZM266ST

1 Digital Display
2 Indicators
The appropriate indicator will flash or light up, just

above each symbol according to the instruction.
When an indicator is flashing, press the
appropriate button (having the same symbol)
or carry out the necessary operation.

Stir

Turn over

Weight

Portion

Microwave power level

Cooking in progress

3 TIMER/WEIGHT/POWER knob
4 COOK FROM FROZEN button

Press to select one of the 3 automatic programmes
5 AUTO COOK 2 button
Press to select one of the 2 automatic programmes
6 AUTO COOK 1 button
Press to select one of the 2 automatic programmes

7 MICROWAVE POWER LEVEL button
8 AUTO DEFROST button

Press to select one of the 5 automatic programmes

9 START/QUICK button

10 STOP button
11 DOOR OPENING button

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APPEARANCE VIEW

CONTROL PANEL

QN4040

1 Digital Display
2 Indicators
The appropriate indicator will flash or light up, just

above each symbol according to the instruction.
When an indicator is flashing, press the
appropriate button (having the same symbol)
or carry out the necessary operation.

Stir

Turn over

Weight

Portion

Microwave power level

Cooking in progress

3 TIMER/WEIGHT/POWER knob
4 COOK FROM FROZEN button

Press to select one of the 3 automatic programmes
5 AUTO COOK 2 button
Press to select one of the 2 automatic programmes
6 AUTO COOK 1 button
Press to select one of the 2 automatic programmes

7 MICROWAVE POWER LEVEL button
8 AUTO DEFROST button

Press to select one of the 5 automatic programmes

9 START/QUICK button

10 STOP button
11 DOOR OPENING button

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APPEARANCE VIEW

CONTROL PANEL

JMW2061

1 Digital Display
2 Indicators
The appropriate indicator will flash or light up, just

above each symbol according to the instruction.
When an indicator is flashing, press the
appropriate button (having the same symbol)
or carry out the necessary operation.

Stir

Turn over

Weight
Portion

Microwave power level

Cooking in progress

3 TIMER/WEIGHT/POWER knob
4 COOK FROM FROZEN button

Press to select one of the 3 automatic programmes
5 AUTO COOK 2 button
Press to select one of the 2 automatic programmes
6 AUTO COOK 1 button
Press to select one of the 2 automatic programmes

7 MICROWAVE POWER LEVEL button
8 AUTO DEFROST button

Press to select one of the 5 automatic programmes

9 START/QUICK button

10 STOP button
11 DOOR OPENING button

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APPEARANCE VIEW

CONTROL PANEL

EM2612

1 Digital Display
2 Indicators
The appropriate indicator will flash or light up, just

above each symbol according to the instruction.
When an indicator is flashing, press the
appropriate button (having the same symbol)
or carry out the necessary operation.

Stir

Turn over

Weight

Portion

Microwave power level

Cooking in progress

3 TIMER/WEIGHT/POWER knob
4 COOK FROM FROZEN button

Press to select one of the 3 automatic programmes
5 AUTO COOK 2 button
Press to select one of the 2 automatic programmes
6 AUTO COOK 1 button
Press to select one of the 2 automatic programmes

7 MICROWAVE POWER LEVEL button
8 AUTO DEFROST button

Press to select one of the 5 automatic programmes

9 START/QUICK button

10 STOP button
11 DOOR OPENING button