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Electrolux EOG621B, Руководство по обслуживанию, Страница: 32 / 38

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TSE-P  10.00  FV

32/38

599 34 41-93

DISASSEMBLY OF GAS SOLENOID VALVE

To disassemble the gas control solenoid valve it is necessary to:
- Disconnect the gas connection.
- Disassemble the rear panel.
- Disconnect the connection wires, marking the

various positions.

- Unscrew the nuts which secure the gas inlet and

outlet to the solenoid valve

- Remove the screws from the solenoid valve

assembly and detach the solenoid valve from the
support bracket

Fig. 44

1 - GAS CONNECTION PIPE BETWEEN SOLENOID

VALVE AND BURNER

2 - ELECTRONIC PROGRAMMER
3 - GAS SOLENOID VALVE
4 - GAS INLET PIPE

Fig. 45

1 - GAS SOLENOID VALVE
2 - FIXING SCREWS

Fig. 46 

1 - GAS SOLENOID VALVE
2 - VALVE ASSEMBLY FIXING SCREWS

 

3 - SUPPORT BRACKET FOR VALVE ASSEMBLY

Fig. 47

Содержание EOG621B

Страница 1: ...NUAL COOKING DRAFT COPY ELECTROLUX ZANUSSI S p A Corso Lino Zanussi 30 Publication No I 33080 PORCIA PN ITALY 599 34 41 93 Tel 39 0434 394850 Fax 39 0434 394096 TSE P Edition 10 2000 EN SERVICE FV GAS OVEN WITH ELECTRONIC CONTROL EOG621B EOG621W ...

Страница 2: ...ed installers according to local legislation It is extremely important not to obstruct the air circulation necessary for correct burner combustion This oven can function with several types of gas before installing the oven it is necessary to check that the burner injector is suitable for the type of gas see table on page 23 otherwise it is necessary to replace the burner nozzle see adaptation of t...

Страница 3: ...NG IN page 21 ELECTRICAL CONNECTION page 22 CONVERSION FROM NATURAL TO LPG GAS page 23 ACCESSIBILITY page 24 Extraction of the oven page 24 Disconnection of the oven gas page 25 Removal of the control panel page 25 Disassembly of the control panel page 26 Access to the electronic control unit and the control components page 26 Disassembly of the rear panel page 27 Disassembly of the ignition trans...

Страница 4: ...D W 1800 DIMENSIONS HxWxD cm 59x60x54 TECHNICAL FEATURES AUTOMATIC IGNITION SI PILOT LIGHTS NO V 2 230 GAS BLOCK LED NO mA 1 20 GAS SAFETY TYPE IONIZATION PROGRAMMER Type DIEHL 24H OVEN ROTARY SWITCH Positions NO 4 0 GRILL HEATER Power W 1750 1800 GAS BURNER TYPE with ionization control SAFETY THERMOSTAT TYPE N C Temperature C 270 PROTECTION THERMOSTAT TYPE N O Temperature C 80 ADJUSTABLE THERMOST...

Страница 5: ...control knob 6 Electronic programmer THERMOSTAT Fig 2 FUNCTION SELECTOR Oven Light The oven light will be on without any cooking function Grill The heat comes from the top element only Grill and Rotisserie The turnspit can be used for either spit roasting meat or for kebabs and smaller pieces of meat Bottom burner The heat comes from the bottom of the oven only Fig 3 ...

Страница 6: ...own as 14 00 In case of loss of power all the settings time of the day set program or program in operation will be cancelled When the power is restored the numbers on the display will flash and the timer must be reset TO SET THE TIME OF DAY Press buttons and and at the same time turn the time setting knob until the correct time of the day is displayed TO SET THE MINUTE MINDER Press button and at t...

Страница 7: ...the oven function and thermostat control knob to zero To switch off the alarm press button TO SET THE TIMER TO SWITCH THE OVEN ON AND OFF 1 Ensure the clock is showing the right time of day 2 Carry out steps 1 2 and 3 as explained in To set the timer to switch off only 3 Press button and at the same time turn the time setting knob until the end cooking time is displayed Our diagram shows the end c...

Страница 8: ...lly to maintain the temperature at or near the level selected using the thermostat This intermittent system of operation makes it possible to maintain the temperature inside the oven significantly lower than in conventional gas ovens controlled by a modulating gas thermostat This type of oven also offers excellent performance in sterilizing and defrosting foods The system consists of a thermostat ...

Страница 9: ...ifferent it is necessary to replace the spark plug support Fig 10 1 IGNITION SPARK PLUG FLAME DETECTOR 2 OVEN BURNER 3 SPARK PLUG SUPPORT GAS CIRCUIT The gas is ducted to the burner by a special solenoid valve which is actioned by the electronic control unit The gas passes from the coupling through the ramp to the solenoid valve From the solenoid valve the gas passes through the corresponding coup...

Страница 10: ...TSE P 10 00 FV 10 38 599 34 41 93 GAS CIRCUIT DIAGRAM Fig 11 ...

Страница 11: ... solenoid valve itself see fig 8 is 208V DC 10 15 but the valve fails to open the gas supply it is necessary to check the solenoid valve To check the solenoid valve measure the resistance of the control solenoid using a multimeter set to the ohm scale with the appliance switched off It is not necessary to disconnect the wires from pins 7 and 8 on the control unit The resistance must be approximate...

Страница 12: ...ons generated by the flame when lit in an electronic circuit fitted in the control unit and a solenoid valve which cuts off the flow of gas if necessary When the oven thermostat control knob is turned if the selector knob is set to the gas oven function the thermostat powers the control circuit inside the electronic control unit First the system checks for the presence of a flame If no flame is pr...

Страница 13: ...IMPLIFIED DIAGRAM OF CONTROL UNIT CONNECTIONS KEY C1 IGNITION SPARK PLUG FLAME DETECTOR CE1 ELECTRONIC CONTROL UNIT EV1 GAS CONTROL SOLENOID VALVE LED GAS BLOCK LED LF1 SUPPRESSOR SG1 SPARK GENERATOR Tb TERMINAL BLOCK TM ENERGY REGULATOR ...

Страница 14: ...ch opens at a temperature of 270 C in the centre of the oven The main cause for intervention of the safety thermostat is generally a malfunction of the tangential fan however the thermostat may also intervene if the appliance is not correctly built in Fig 15 Fig 16 1 SAFETY THERMOSTAT 2 ELECTRICAL CONNECTION TO GRILL HEATING ELEMENT 3 PROTECTION THERMOSTAT TANGENTIAL FAN OPERATION ...

Страница 15: ...and a rectifier diode any silicon rectifier diode can be used for example type 1N4004 or similar with an inverse voltage of at least 400V which simulates the passage of a current equivalent to that produced by the presence of a flame through a 10 kOhm 1 2 Ohm limiting resistor connected in series Fig 17 CE ELECTRONIC CONTROL UNIT BEING TESTED CP TEST CIRCUIT D1 SILICON RECTIFIER DIODE e g 1N4004 R...

Страница 16: ...rcuit to the power supply 3 Close the main switch 2 The pilot lamp built into the switch lights to indicate that the control unit is powered 4 After about 5 seconds the GAS VALVE OPEN pilot lamp 6 and the ON pilot lamp 5 light 5 Close the ionization switch 3 this simulates lighting of the burner by applying an inverse current which circulates in the diode on terminal 1 of the control unit The swit...

Страница 17: ...F THE TEST CIRCUIT Fig 19 Fig 20 TIMES T1 The control unit performs an internal check T2 The burner must switch on within this period T3 Normal operation of the burner I1 Moment at which the burner lights I2 Moment at which the control unit blockage occurs ...

Страница 18: ...e between the wiring to the spark plug and earth the position of the spark plug flame detector which should be 3 75 mm from the burner see page 9 that the ignition spark plug flame detector is not oxidized replace the electronic control unit When the gas delivery solenoid opens a click is heard the ignition spark is not heard and after about ten seconds a click is heard when the gas delivery solen...

Страница 19: ...al Gas G20 20 mbar APPLIANCE CATEGORY II2H3 CABINET DIMENSIONS Minimum aperture height 580 mm Minimum aperture depth 550 mm Minimum aperture width 560 mm OVEN Grill Element 1 830 W Oven burner 2 700 W Natural gas 2 500 W LPG Oven light 25 W Cooling fan 25 W Turnspit motor 4 W Total rating 1 880 W Supply voltage 50 Hz 230 240 V ...

Страница 20: ...on The room containing the appliance should have an air supply in accordance with BS 5440 Part 2 Current Edition All rooms must feature an openable window For room volumes up to 5 m 3 an air vent with a section of 100 cm 2 is required for room volumes between 5 m 3 and 10 m 3 an air vent with a minimum area of 50 cm 3 is required If the room has a door which opens directly to the outside no air ve...

Страница 21: ...installed under a hob it is recommended that the hob be installed before the oven unit Please ensure that when the oven is installed it is easily accessible for the engineer in the event of a breakdown BUILDING IN The surround or cabinet into which the oven will be built must comply with these specifications the dimensions must be as shown in the relevant diagrams the materials must withstand a te...

Страница 22: ...with a minimum gap of 3 mm between the switch contacts and of a type suitable for the required load in compliance with the current safety legislation The switch must not interrupt the yellow and green earth cable at any point Important After installation and connection the cable must be placed so that it cannot at any point reach a temperature of more than 60 C above the ambient temperature Before...

Страница 23: ...e adapter not supplied To carry out the connection tighten Fig 28 the nuts using a 22 mm spanner in order to keep the ramp in position and not to cause any distortion to the gas supply circuit completely insert the oven into the recess and secure it as indicated in the relevant paragraph Check that the gas supply ramp and the gas connection pipe are not squeezed while the oven is inserted into the...

Страница 24: ...LE To replacement the gas oven nozzle proceed as follows a remove the bottom of the oven b remove screws a and b and take the oven burner out c using a 7mm socket wrench unscrew and remove the nozzle situated in the bottom of the oven and replace it with the correct one see Table on this page d reassemble the burner following the same procedure in reverse sequence Fig 29 CHARACTERISTICS OF BURNERS...

Страница 25: ...le by removing the oven from the cabinet only partially With the partial removal of the oven it is possible to again access to the components of the panel and the electronic control unit for access to the other components present in the rear part it is necessary to remove the oven from the cabinet completely To remove the oven Unscrew the fixing screws in the front panel see Fig 31 and 32 Remove t...

Страница 26: ...NLET PIPE 2 GAS CONNECTION NUT 3 GAS SUPPLY INLET PIPE 4 CABINET WORK TOP REMOVAL OF THE CONTROL PANEL CASING To remove the control panel casing proceed as follows Unscrew the fixing screws in the front panel see Fig 32 and 33 Remove the oven about 20 30 cm from the cabinet see Fig 33 Unscrew the fixing screws of the control panel casing see Fig 35 Fig 34 1 2 CONTROL PANEL COVER FIXING SCREWS 3 CO...

Страница 27: ... ELECTRONIC CONTROL UNIT AND THE CONTROL COMPONENTS To gain access to the electronic control unit the oven thermostat the function selector programmer and pilot lights proceed as follows Partially remove the oven from the cabinet see Fig 32 pag 24 Remove the control panel casing see Fig 34 pag 25 Remove the control panel see Fig 35 Unscrew the fixing screws relative to the particular component Fig...

Страница 28: ... Remove the oven from the cabinet Disconnect the gas connection Unscrew the fixing screws of the rear panel DISASSEMBLY OF THE IGNITION TRANSFORMER TURNSPIT MOTOR AND GRILL HEATER To disassemble the ignition transformer the grill heater and the turnspit motor it is necessary to Disassemble the rear panel see Fig 38 pag 28 Disconnect the connection wires marking the various positions Remove the fix...

Страница 29: ...HOLDER 4 SAFETY THERMOSTAT 5 GRILL HEATER ELECTRICAL CONNECTORS 6 PROTECTION THERMOSTAT 7 TANGENTIAL COOLING FAN 8 TURNSPIT MOTOR 9 IGNITION TRANSFORMER 10 SUPPRESSOR 11 ELECTRICAL CONNECTION TERMINAL BOARD 12 BURNER GAS INLET PIPE UNION Fig 39 1 TURNSPIT MOTOR 2 FIXING SCREW 3 FIXING SCREW ...

Страница 30: ...ANGENTIAL COOLING FAN DISASSEMBLY OF THE OVEN LAMP AND THE LAMPHOLDER To gain access to the oven lamp it is sufficient to loosen the glass lampholder cover from the inside of the oven compartment see Fig 40 To gain access to the lampholder it is necessary to Disassemble the rear panel Disconnect the connection wires marking the various positions With a screwdriver lever up the fixing tabs of the l...

Страница 31: ... tangential cooling fan it is necesssary to Disassemble the rear panel Disassemble the top panel Disconnect the connection wires marking the various positions Unscrew the fixing screws of the fan placed in the internal section see Fig 45 Fig 43 1 TANGENTIAL COOLING FAN 2 TANGENTIAL COOLING FAN FIXING SCREW 3 TANGENTIAL COOLING FAN FIXING SCREW ...

Страница 32: ...Unscrew the nuts which secure the gas inlet and outlet to the solenoid valve Remove the screws from the solenoid valve assembly and detach the solenoid valve from the support bracket Fig 44 1 GAS CONNECTION PIPE BETWEEN SOLENOID VALVE AND BURNER 2 ELECTRONIC PROGRAMMER 3 GAS SOLENOID VALVE 4 GAS INLET PIPE Fig 45 1 GAS SOLENOID VALVE 2 FIXING SCREWS Fig 46 1 GAS SOLENOID VALVE 2 VALVE ASSEMBLY FIX...

Страница 33: ...res the thermostat located inside the oven compartment Disconnect the connection wires marking the various positions see Fig 48 Fig 48 1 SAFETY THERMOSTAT 5 GRILL HEATER ELECTRICAL CONNECTORS 3 PROTECTION THERMOSTAT REMOVAL OF OVEN BOTTOM To remove the oven bottom from inside the oven it is sufficient to loosen the two fixing screws and lever up in order to disengage the two front tabs vedi Fig 49...

Страница 34: ... as follows Remove the bottom panel from the interior of the oven Remove the screws which secure the burner in position see fig 50 Remove the burner from its seat This gives access to the injector and the spark plug flame detector which can be removed after removing the screws see fig 53 Fig 50 1 OVEN BURNER Fig 51 1 OVEN BURNER 2 OVEN BURNER FIXING SCREW ...

Страница 35: ...TSE P 10 00 FV 35 38 599 34 41 93 Fig 52 1 OVEN BURNER Fig 53 1 SPARK PLUG FLAME DETECTOR 2 OVEN BURNER 3 SPARK PLUG SUPPORT ...

Страница 36: ...TSE P 10 00 FV 36 38 599 34 41 93 BASIC DIAGRAM ...

Страница 37: ...TSE P 10 00 FV 37 38 599 34 41 93 WIRING DIAGRAM ...

Страница 38: ...55 Grill resistor 56 Lavic rock heater 57 Bottom heater 58 LED p c b 59 Logic p c b 60 Water level probe 61 Water level indicator 62 Residual heat pilot lamp 63 Grill pilot lamp 64 Mains on pilot lamp 65 Microwave pilot lamp 66 Hotplate pilot lamp 67 Thermostat pilot lamp 68 Steam indicator 69 Steam release thermostat 70 Protection thermostat 71 Safety thermostat 72 Oven thermostat 73 Boiler regen...

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