SERVICE MANUAL - McCulloch Spares, Parts & Accessories
Contents
1. 38 57 Main electric valve faulty Burner electric valve faulty Power board faulty Faulty contacts on the connections Power board faulty Faulty contacts on the connections Power board faulty The automatic burner swtich off activated Replace main electric valve Replace burner electric valve Raplace power board Reset the connections correctly Replace power board Reset the connections correctly Replace power board Reset the burner as explained in chapter Automatic burner switch off 599 36 62 62 Check for the The connection is Incorrect signal Reset the 14 burner loose from thermocouple correct wrong thermocouple to power board connection and eventually clean the contacts The connection is Thermocouple Replace the correct faulty thermocouple Power board Replace the faulty power board thermocoupl connection e back signal SOI 04 05 39 57 599 36 62 62 8 1 2 TROUBLE SHOOTING WITHOUT ERROR CODES The error codes with total block of the system are the following 9 11 12 15 16 17 18 19 20 21 22 23 and 24 Error code 9 the temperature on the power board exceeded 105 C Cool down the hob for at least one hour The error code 9 does not appear anymore The error code 9 appears again Excessive heating of the hob due to an incorrect use of the hob Power board2. FRONT RIGHT BURNER SOI 04 05 FV MAIN BOARD TIMER BR S R 1 LED 7 e 6 BRSAR 2 LED BR A LED o 21 BR R LED BR DISPLAY INCREASING DECREASING TIME BURNER o TIME BURNER im Q ono PROGRAMM ON OFF LED EI SAFETY BLOCK LED MAIN ON OFF B of SAFETY BLOCK ON OFF ON OFF BR S R 2 BURNER BR S R 2 RESIDUAL HEAT LED BR S R 2 FLAME EL y 2 LEVEL LEDS BR S R 2 z T DECREASING FLAME i Q3 BR S R 2 INCREASING FLAME O Bs 5 ON OFF w mAH BR R BURNER 5r e BR R RESIDUAL 7 HEAT LED 1684868 1 BR R FLAME BR R m m zn LEVELLEDS 5 DECREASING FLAME 8 O NM HDC0AT T JPG BOARD FOR RIGHT FRONT AND RIGHT REAR SECTIONS 19 57 599 36 62 62 4 4 3 POWERED FLAME MODULATION VALVES The flame control valves comprise two sections the modulation section and the safety valve section Fig 11 1 ELECTRICAL CONNECTORS FASTONS 2 CONNECTOR FOR MODULATION MOTOR 3 VALVE SOLENOID 4 MODULATION MOTOR STEPPING LINEAR ACTUATOR 5 GAS INLET COUPLING 6 GAS DELIVERY COUPLING The modulation section SM comprises a pressure regulator which by means of a stepping linear actuator APP compresses the regulation spring M1 thus obtaining one of the six levels of closure of element 1 The output pressure varies according to the compression of the spring M1 and therefore according to the electronic
3. Touch sensor keys TN or select the desired time maximum setting 99 minutes A few instants after entering the selected time the timer countdown will begin The display shows the last minute of the countdown second by second When the programmed time has elapsed the buzzer sounds To switch off the buzzer touch sensor key e 5 10 2 1 Modifying the minute minder setting 1 At any time touch sensors N or to increase decrease the time entered 5 10 2 2 Resetting the minute minder setting 1 Touch sensor V7 to reduce the time to zero SOI 04 05 FV 31 57 Fig 26 Fig 27 599 36 62 62 6 ADAPTING THE DIFFERENT TYPES OF GAS 6 1 REPLACING THE NOZZLES IMPORTANT Category II2H3 hobs see Technical Characteristics are not designed for conversion to operation with town gas Remove the grilles 2 Remove the caps and the flame rings from the burners 3 Use a 7mm hex wrench to unscrew and remove the nozzles Replace the nozzles with those corresponding to the type of gas to be used see Technical Characteristics 4 Re assemble the burner performing the same procedure in reverse sequence 5 Replace the gas calibration label positioned near the gas inlet coupling with the label showing the new type of gas The new label is included in the plastic bag containing the injectors If the gas pressure is not as specified for the appliance
4. wl e 2 t 1 7 OOO HDC00557 JPG Fig 18 MAIN SAFETY SOLENOID VALVE LEFT REAR BURNER BR S R 1 SEMI RAPID TERMINAL BLOCK FOR POWER SUPPLY SPARK GENERATOR RIGHT REAR BURNER BR S R 2 SEMI RAPID GENERAL INTERFACE BOARD TOUCH CONTROL POWER BOARD RIGHT FRONT BURNER BR R RAPID LEFT FRONT BURNER BR A AUXILIARY 10 CONTROL VALVE FOR LEFT FRONT BURNER BR A AUXILIARY 11 LEFT INTERFACE BOARD TOUCH CONTROL 12 CONTROL VALVE FOR RIGHT FRONT BURNER BR R RAPID 13 CONTROL VALVE FOR RIGHT REAR BURNER BR S R 2 SEMI RAPID 14 CONTROL VALVE FOR LEFT REAR BURNER BR S R 1 SEMI RAPID 15 POWER BOARD SOI 04 05 FV 23 57 599 36 62 62 5 OPERATING THE extract from Instruction Booklet Before using the appliance remove packaging material including advertising labels and protective film if any ae ne 5 1 TOUCH CONTROL KEYS The hob is operated using special touch control sensor keys To operate the hob simply touch the appropriate sensor with a fingertip Do not touch more than one sensor at a time when operating the hob The symbols listed below indicate the functions of the BURNER CONTROL AREA various touch keys Main ON OFF touch control Light burner touch control Lm Flame level indicator LEDs Reduce flame setting Increase flame setting i W Residu
5. 3 FIXING SCREWS SEMI RAPID BURNER REAR RIGHT 4 FIXING SCREWS AUXILIARY BURNER HDCO0733 JPG Fig 47 1 GLASS UPPER 2 TOP EXTERNAL CASING 3 POSITION OF SERIAL NO PLATE SOI 04 05 FV 45 57 599 36 62 62 94 ACCESS COMPONENT ZONE After removing the upper top the various internal components can be accessed see Fig 48 SOI 04 05 FV Fig 48 1 LEFT REAR BURNER SEMI RAPID 2 INTERFERENCE SUPPRESSOR 3 JUNCTION BOX 4 IGNITER 5 RIGHT REAR BURNER SEMI RAPID 6 MAIN INTERFACE BOARD 7 POWER BOARD 8 RIGHT FRONT BURNER RAPID 9 LEFT FRONT BURNER AUXILIARY 10 LEFT FRONT BURNER VALVE 11 LEFT INTERFACE BOARD 12 RIGHT FRONT BURNER VALVE 13 LEFT REAR BURNER VALVE 14 RIGHT REAR BURNER VALVE 15 POWER BOARD 16 MAIN SAFETY VALVE 46 57 599 36 62 62 9 4 1 DISMOUNTING THE BURNER CONTROL ELECTRICA VALVES To dismount the burner control electric valve it is necessary Remove the gas output fixing nut from the electric valves see Fig 49 Pos 1 Remove the two screws of the electric valve fixing brackets loosen previously the lower screws Detach the power supply connector NOTE The upper screws can be accessed after dismounting the left interface board and the power board The lower screws can be accessed from the left lower side part of the hob see Fig 50 Fig 49 1 GAS OUTPUT FIXING NUT 2 GAS INPUT FIXING BRACKET 3 BURNER CONTROL ELECTRIC V
6. The hob features a child safety system in which the user can disable the controls to prevent inadvertent actioning by children When the child safety feature has been selected only the main ON OFF switch is enabled see Fig 2 page 9 SAFETY BLOCK LED SAFETY BLOCK ON OFF HDC00513 JPG Fig 5 SAFETY BLOCK LED LED CHILD SAFETY FEATURE ON SAFETY BLOCK ON OFF TOUCH CONTROL SWITCHES ON CHILD SAFETY FEATURE SOI 04 05 FV 12 57 599 36 62 62 4 ELECTRONIC GAS CONTROL SYSTEM 4 1 SOI 04 05 FV OVERVIEW OF THE SYSTEM This electronic system is designed to be fitted to Electrolux Gas on Glass built in hobs 70x60 cm with uncovered burners main characteristics are as follows Control of four current production Electrolux burners uncovered one rapid two semi rapid one auxiliary Hob in special high strength safety glass thickness up to 8 mm Ignition system with 230V spark generator and spark plug Flame detection with thermocouple Wiring circuit comprising the following Connection between circuit board and valves Connection between circuit board and spark generator Connection between circuit board and power circuit Connection between circuit board and thermocouples Connection between interface circuit boards and power board Electronic control system comprising Power board Interface board left Interface board right General interface board with ON OFF
7. AAA RA 46 TO MAIN SAFETY VALVE e inc AAA tiie O aie ted utr RS 46 9 4 1 DISMOUNTING THE BURNER CONTROL ELECTRICA VALVES 47 9 4 2 DISMOUNTING THE MAIN SAFETY ELECTRIC VALVE 48 9 4 3 REPLACEMENT OF INTERFACE 5 49 SOI 04 05 3 57 599 36 62 62 9244 REPLACEMENT OF dote i cee cece 50 9 4 S IEPLIAGEMENT OFIUINEIS aaa da i PR EA set 51 04 0 THERMOCOUPLES agd l 52 0 4 7 REPLACEMENT OF IGNITION SPARK PLUG Wig sn 54 195 ELECTRIC DIAGRAM S a 55 10 1 BASIC ELECTRIC DIAGRAM A POR ne 55 10 2 WIRING DIAGRAM ad ARR as as ae osi aUos dico GORA 56 10 3 EY TODIAGISADL Aoki uM EE 57 SOI 04 05 FV 4 57 599 36 62 62 GENERAL PRECAUTIONS These appliances are designed to operate using natural gas methane and LPG The appliances are factory set for use with natural gas methane If a different type of gas is utilized such as LPG the hob can be re calibrated by replacing the gas nozzles is essential to ensure that there is adequate air circulation around all gas appliances Inadequate ventilation as well as causing the appliance to malfunction may also result in a lack of oxygen that might be hazardous for persons Installation and connection to the gas and electri
8. RIGHT AUXILIARY BURNER FRONT LEFT TOUCH CONTROL FOR RAPID BURNER FRONT RIGHT TOUCH CONTROL FOR SEMI RAPID BURNER REAR LEFT TOUCH CONTROL FOR SEMI RAPID BURNER REAR RIGHT TOUCH CONTROL FOR AUXILIARY BURNER FRONT LEFT TOUCH CONTROL MAIN ON OFF TOUCH CONTROL TIMER TOUCH CONTROL CHILD SAFETY FEATURE Certain models are fitted with a triple crown burner place of the rapid burner see table of burners and nozzles 8 57 599 36 62 62 3 2 MAIN ON OFF KEY The hob is fitted with a main ON OFF key The appliance must be switched on before the burners can be ignited When the appliance is switched on the corresponding LED lights The ON OFF switch can be used to switch off all the burners at the same time which may be necessary if liquids boil over or in situations in which children may be in danger ON OFF LED D MAIN ON OFF HDC00510 JPG Fig 2 ON OFF LED LED INDICATING THAT THE APPLIANCE IS SWITCHED ON MAIN ON OFF MAIN ON OFF SWITCH SOI 04 05 9 57 599 36 62 62 3 3 SOI 04 05 FV BURNER CONTROL PANEL Each burner is operated from a specific area of the control panel as indicated in the figure below Each of the control areas indicates the position of the corresponding burner the touch control for switching the burner on and off a LED indicating residual heat six LEDs indicating the burner setting level 0 is the lowest setting and two touch controls for increa
9. burner is switched on even if the hob is activated the LED above the activation touch key is on the hob deactivates automatically if within 30 minutes one control is not activated SOI 04 05 FV 27 57 599 36 62 62 5 0 PROTECTING AGAINST OVERHEATING If the hob is subjected to intensive use e g if several burners are operated for long periods at maximum flame setting a temperature sensor checks for possible overheating and if necessary automatically reduces the settings of all the burners to minimum level If in spite of this reduction the temperature continues to rise the burners are all switched off and the hob enters safety block mode Important If the safety system cuts off the gas to all the burners they cannot be operated for about 60 seconds After 60 seconds the burner can be re activated by pressing simultaneously The burner now be used by touching sensor key 5 10 CHILD SAFETY FEATURE The Child safety feature allows the user to disable all the hob controls to prevent them from being inadvertently used 1 Press touch key 2 for about three seconds The red pilot lamp positioned above the touch key lights and the buzzer sounds Now all the controls on the hob are disabled with the exception of the ON OFF sensor key Any burners that are lit will remain lit but the flame setting cannot be altered 2 Tore enable the controls press touch key 2 for about three seconds
10. burners to the lowest setting if the temperature should exceed 105 C then all the safety valves that control the supply to the burners are closed and an error code is displayed 14 57 599 36 62 62 43 BASIC CIRCUIT DIAGRAMS BASIC CIRCUIT DIAGRAM GAS SUPPLY AND CONTROL SYSTEMS Fig 6 IN GAS GAS INLET VS MAIN SAFETY VALVE VM POWERED MODULATION VALVE SP SPARK PLUG TC THERMOCOUPLE BR R RAPID BURNER BR S R SEMI RAPID BURNER BR A AUXILIARY BURNER TIMER BOARD MAIN TOUCH CONTROL INTERFACE BOARD TOUCH DX BOARD RH TOUCH CONTROL INTERFACE BOARD TOUCH SX BOARD LH TOUCH CONTROL INTERFACE BOARD SOI 04 05 FV 15 57 599 36 62 62 IGNITION CIRCUIT BASIC DIAGRAM Lighting of the burners is performed by the spark plugs which are powered by a single spark generator actioned by the power board 1 BR A HDC00514 JPG Fig 7 SP SPARK PLUG TC THERMOCOUPLE BR R RAPID BURNER BR S R SEMI RAPID BURNER BR A AUXILIARY BURNER POWER BOARD POWER BOARD TIMER BOARD MAIN TOUCH CONTROL INTERFACE BOARD TOUCH DX BOARD RH TOUCH CONTROL INTERFACE BOARD TOUCH SX BOARD LH TOUCH CONTROL INTERFACE BOARD SOI 04 05 FV 16 57 599 36 62 62 4 4 SYSTEM COMPONENTS The system comprises four circuit boards one power board and three interface boards The hob controls are divided among the three general interface boards General interface and timer board RH interface board
11. more attempts On each burner the level of the flame can be adjusted using keys or w while the flame setting is displayed by the flame level LEDs In the event of problems with a burner e g if the burner is wet etc and the main switch is set to ON it is possible to disable only the valve VM relative to that burner using the touch control This interrupts supply of gas only to the single burner while the remaining burners continue to operate normally If the power supply is switched off or if the electronic control system detects a malfunction e g a problem with the electrical connections the main valve VS and the corresponding modulation valve VM intervene to cut off the gas supply to the burners In all cases therefore the gas supply to the burners is controlled by at last two safety valves After a power failure the system remains disabled which is indicated by the flashing of all the LEDs in the hob control zone To restore the burners to normal operation after a power failure LEDs flashing it is necessary to wait at least 60 seconds and then press buttons and w simultaneously and then button D after which the burner can be used normally The presence of residual heat on and around the burners is indicated by the corresponding LEDs positioned on the hob control panels If the temperature in the electronic section should exceed about 95 C in order to prevent possible damage the system reduces all the
12. or if the pressure is variable it is necessary to install a pressure regulator suitable for ducted gas NOT LPG and compliant with UNI CIG standard 7430 on the inlet hose The use of pressure regulators designed for liquid gas LPG is permitted on condition that these are compliant with UNI CIG standard 7432 6 2 ADJUSTING THE HOB FOR THE TYPE OF GAS 1 If necessary switch on the hob by touching the ON OFF touch key for about three seconds 2 Touch sensor key to select the auxiliary burner on the burner display window 3 Touch sensor key ZN until the display shows 99 Then touch sensor key until the display shows 80 Then touch the sensor key again until the display shows 83 This procedure places the hob in change gas mode the display will show the type of gas currently selected 4 Touch sensor key to select the type of gas The display shows some codes from n0 to n2 which indicate the type of gas relative to the appliance See User manual 5 After selecting the type of gas switch off the hob by touching the ON OFF sensor 6 Switch the appliance on again The hob will automatically switch on in user mode SOI 04 05 FV 32 57 Fig 29 JPG Fig 30 599 36 62 62 7 Light all burners and adjust the flame setting to minimum to check the stability of the flame rapid changing from a min to a max and vice versa without switching off
13. 2 OPERATION OFTHE SYSTE Miere O MA ee 14 BASIC CIRCUIF DIAGRAMS TE 15 BASIC CIRCUIT DIAGRAM GAS SUPPLY AND CONTROL 15 IGNITION CIRGUIT BASIC DIAGRAM uii attack Aa 16 SPOTEMCOMPONENIO pee R de Ste dad 17 1AMPOWER BOARD cal OWC AO Z owi O R 17 4 4 2 SENSOR CONTROL INTERFACE CIRCUIT BOARDS sise 18 443 POWERED FLAME MODULATION VALVES A dae deeds 20 FIG cT BZ N A oda A 21 44A MAIN SAFETY SOLENOID VALVE 36 2 R AE o 22 45 POSITIONS OF THE COMPONENTS INSIDE THE HOB sees 23 9 OPERATING THE HOB extract from Instruction Booklet 24 S1 POUCH CONT ROL KEYS zestaw dk ido va a euo da id an mien 24 9 2 JBIGHTING THE BURNER see sense wh ead ana 24 3 SWITCHING OFF THE BURNERS dia ka aid wendy w de 26 O4 FAILURE TO LIGIER iR ac er ee ao vut dec da 26 5 5 IF THE FLAME GOES OUT AUTOMATIC 26 560 OWIECHINGOFFALETRNEBURNERSN 1d abo iwa dA Gada 27 AUTOMATIC BURNERSWIICHEOFF ac A AGA 27 5 0 AUTOMATIC HOB quus 27 5 9 PROTECIINGAGAINST OVERHEAT
14. 4 Electrolux SERVICE MANUAL COOKING Distriparts Built in hobs ELECTROLUX ZANUSSI S p A Publication CAS Hobs Wilh Corso Lino Zanussi 30 number 33080 PORCIA PN ITALY 599 36 62 62 ELECTRONIC IGNITION Tel 39 0434 394850 Fax 39 0434 394096 EN SERVICE FV 801 Edition 04 2005 SOI 04 05 FV 1 57 599 36 62 62 SOI 04 05 FV 2 57 599 36 62 62 TABLE OF CONTENTS 1 INTRODUCTION R erature A RR Aa a T 6 dr PRURPOSE OF TS MANS 6 1 2 ESD Electrostatic Discharge and its effect on the components 6 152 GENERACDESCRIPHON dd ELE 6 2 TECHNICAL CHARACTERIS CS ci 7 al GENERAL TESPHNIGCALJDADRB L d nie arm nan Dao RE QE aee oec dno 7 2 2 CHARACTERISTICS OF BURNERS AND 221 5 7 3 CONTROL SECTION AND BURNERS GaGa AES 8 3 1 aab ibt elt trarre esa tla Made O a 8 SZ MAINNONIOFERE TEE 9 3 0 BURNER AOR CNA EEE 10 34 RK NZ AOR CEL E 11 Do CHIEDSAFEMFEATURE at SN Z DOOR 12 4 ELECTRONIC GAS CONTROL SYSTEM wawa AWA ARA CA EE 13 d OVERVIEW OF THE SYSTEM riria ee 13 4
15. 62 Fig 59 1 TOP BOTTOM 2 BURNER FIXING SCREWS 9 4 6 REPLACEMENT OF THERMOCOUPLES To replace the thermocouples Release the thermocouple removing the fixing spring placed in the lower side part of the burner Detach the thermocouple terminal placed on the power board see Fig 61 Fig 60 1 THERMOCOUPLE TC4 WHITE LEFT REAR BURNER 2 THERMOCOUPLE TC3 RED RIGHT REAR BURNER 3 THERMOCOUPLE TC1 BLACK LEFT FRONT BURNER 4 THERMOCOUPLE TC2 BLUE RIGHT FRONT BURNER SOI 04 05 FV 52 57 599 36 62 62 Fig 61 1 THERMOCOUPLE CONNECTION TC1 BLACK LEFT FRONT BURNER 2 THERMOCOUPLE CONNECTION TC2 BLUE RIGHT FRONT BURNER 3 THERMOCOUPLE CONNECTION TC3 RED RIGHT REAR BURNER 4 THERMOCOUPLE CONNECTION TC4 WHITE LEFT REAR BURNER 5 POWER BOARD 6 INTERFACE BOARD VIEW OF SPARK PLUG AND THERMOCOUPLE FIXING HDC00818 JPG Fig 62 1 THERMOCOUPLE SPARK PLUG 2 FIXING SPRING 3 BURNER BODY SOI 04 05 FV 53 57 599 36 62 62 9 4 7 REPLACEMENT OF IGNITION SPARK PLUGS To replace the spark plugs Detach the connection terminal relative to the spark plug Detach the spark plug removing the fixing spring placed in the lower side part of the burner SOI 04 05 FV Fig 63 1 IGNITER 2 SPARK PLUG CONNECTION TERMINAL 3 LEFT REAR BURNER SPARK PLUG 4 RIGHT REAR BURNER SPARK PLUG 5 LEFT FRONT BURNER SPARK PLUG 6 RIGHT FRONT BURNER SPA
16. ALVE 4 LEFT INTERFACE BOARD 5 ELECTRIC VALVE POWER SUPPLY CONNECTOR zam w an Fig 50 1 SERVICE SOCKET FOR THE PROGRAMMATION 2 LOWER SCREW OF FIXING BRACKET OF LEFT FRONT BURNER VALVE 3 LOWER SCREW OF FIXING BRACKET OF RIGHT FRONT BURNER VALVE 4 LOWER SCREW OF FIXING BRACKET OF RIGHT REAR BURNER VALVE o LOWER SCREW OF FIXING BRACKET OF LEFT REAR BURNER VALVE NOTE After remounting the electric valves pay attention to fix the screws of the fixing brackets carefully and check the gas seal SOI 04 05 FV 47 57 599 36 62 62 9 4 2 DISMOUNTING THE MAIN SAFETY ELECTRIC VALVE To dismount the main safety electric valve after removing the gas input connection Remove the electric valve connection nut feed pipe see Fig 52 Remove the two fixing screws of the electric valve placed at the top bottom see Fig 51 Detach the power supply cables HDC00810 JPG Fig 51 1 CASING 2 FIXING SCREWS OF MAIN SAFETY ELECTRIC VALVE 3 24 mm SPANNER 4 GAS INPUT CONNECTION Fig 52 1 POWER BOARD 2 MAIN SAFETY ELECTRIC VALVE ELECTRIC VALVE FEED PIPE CONNECTION NUT 4 FEED PIPE 5 ELECTRIC VALVE CONNECTIONS NOTE After remounting the electric valve pay attention to fix the electric valve feed pipe connection nut and check the gas seal SOI 04 05 FV 48 57 599 36 62 62 9 4 3 REPLACEMENT OF INTERFACE BOARDS To replace the interface boards Release th
17. BR S R 1 DECREASE FLAME REAR DECREASING LEFT BURNER FLAME BR S R 1 DECREASING FLAME O BR S R 1 FLAME LEVEL LEDS BR S R 1 INCREASING FLAME BR S R 1 INCREASE FLAME REAR LEFT INCREASING BURNER FLAME ON OFF ON OFF FRONT LEFT ON OFF wei kij BR R BURNER BURNER SC E IRR A BR R RESIDUAL RESIDUAL HEAT FRONT HEAT LED LEFT BURNER BR R FLAME FLAME LEVEL LEDs FRONT LEVEL LEDS LEFT BURNER BR A RESIDUAL HEAT LED BR A FLAME BR R DECREASE FLAME FRONT BR A LEVEL LEDS DECREASING LEFT BURNER DECREASING FLAME BR A FLAME INCREASING FLAME BR R INCREASE FLAME FRONT INCREASING LEFT HDC00513 JPG FLAME SOI 04 05 FV 18 57 599 36 62 62 Fig 11 BR S R 1 LED LED FOR REAR LEFT BURNER BR S R 2 LED LED FOR REAR RIGHT BURNER BR A LED LED FOR FRONT LEFT BURNER BR R LED LED FOR FRONT RIGHT BURNER ON OFF ON OFF REAR RIGHT BR S R 2 BURNER BURNER BR S R 2 RESIDUAL RESIDUAL HEAT REAR HEAT LED RIGHT BURNER BR S R 2 FLAME FLAME LEVEL LEDs REAR LEVEL LEDS RIGHT BURNER BR S R 2 DECREASE FLAME REAR DECREASING RIGHT BURNER FLAME BR S R 2 INCREASING FLAME ON OFF ON OFF FRONT RIGHT BR R BURNER BURNER BR R RESIDUAL RESIDUAL HEAT FRONT HEAT LED RIGHT BURNER BR R FLAME FLAME LEVEL LEDs FRONT LEVEL LEDS RIGHT BURNER BR R DECREASE FLAME FRONT DECREASING RIGHT BURNER FLAME BR R INCREASING FLAME INCREASE FLAME REAR RIGHT BURNER INCREASE FLAME
18. D TC4 CONNECTION TO INTERFACE BOARD 1 POWER TO SOLENOID VALVE BURNER BR A BC2 POWER TO SOLENOID VALVE BURNER BR R BC3 POWER TO SOLENOID VALVE BURNER BR S R 2 BC4 POWER TO SOLENOID VALVE BURNER BR S R 1 BCX POWER TO MAIN SAFETY SOLENOID VALVE N POWER SUPPLY NEUTRAL PE EARTH LO POWER TO SPARK GENERATOR L POWER SUPPLY LIVE SOI 04 05 FV 17 57 599 36 62 62 4 4 2 SENSOR CONTROL INTERFACE CIRCUIT BOARDS This hob is provided with a touch sensor control device To insert the controls in the hob some sensors interface electronic PCBs are used in place of the normal buttons which control the switches placed in the control unit The system consists of sensor PCBs placed under the glass which recognise the presence of a finger at a distance of about 4 mm from the sensors glass thickness The sensor PCBs include different control units with touch sensors used on the basis of the control software see Fig 9 10 and 11 ringe TOUCHE HDCDOZT JPG Fig 9 The functions of the various controls and of the LEDs and displays are listed below BOARD FOR LEFT FRONT AND LEFT REAR SECTIONS Fig 10 ON OFF REAR LEFT BURNER BR S R 1 BURNER uaaa BR S R 1 RESIDUAL RESIDUAL HEAT REARLEFT ON OFF BAS HEAT LED BURNER BR S R 1 BURNER BR S R 1 RESIDUAL BR S R 1 FLAME FLAME LEVEL LEDs REAR qup LEVEL LEDS LEFT BURNER
19. I L d 1 E b I AW L DL Il ZA o J aa m 5 qm LT E E L Em u L EL Im Jj Ap NE i i O ED c 5 O 0 10 20 30 40 50 60 70 80 90 100 110 120 120 140 150 160 170 180 190 200 210 STEPS 15 SOI 04 05 FV 21 57 599 36 62 62 MODULATION CONTROL MOTOR STEP BY STEP The modulation control motor of the solenoid valves is a unipolar step by step type Please find below the connection diagram of the motor and the rotation diagram MOTOR CONNECTION DIAGRAM BLK Black RED Red BRW Brown ORG Orange YEL Yellow z A BLK lt 5 RED cc 0 BRW Oz KE 19 O 4 UNIPOLAR tw MOTOR E 0 ORG YEL lt ROTATION DIAGRAM STARTING FROM THE PAUSE POSITION HDC00753 JPG Fig 17 4 4 4 MAIN SAFETY SOLENOID VALVE SOI 04 05 FV The function of the main safety valve is to provide an extra safety feature in controlling the delivery of gas The internal structure and the operation of the valve are identical to the EM section of the burner control valves described in the corresponding section HDC00521 JPG Fig 17 ELECTRICAL CONNECTOR FASTON SOLENOID GAS DELIVERY COUPLING GAS INLET COUPLING AON 22157 599 36 62 62 45 POSITIONS OF THE COMPONENTS INSIDE THE The figure below shows the positions of the various components inside the hob MOEEFAC
20. ING a mede d A 28 5 10 CHILCD SAFETY FEATURE seo GN AG a ena seeds oc 28 5 41 pU 29 5 10 1 PROGRAMMING THE BURNER SWITCH OFF 29 5 10 2 USING THE TIMER WITH THE BURNERS SWITCHED OFF MINUTE MINDER FUNCTION 31 6 ADAPTING THE HOB TO DIFFERENT TYPES OF GAS ui ia dde Dr BUR eder Sce mienne 32 OE REFIRSEINGNENOZZRED SE AN annosa ee tente 32 0 2 ADJUSTING THE MOB FOR THE TYPE OF GAS Sa retira nice neste vac A eter iet 32 ADJUSTING TREMINIMOM SET TANG tuc wei a nd ele rins 33 T ERROR CODES M Pe Eda Sad R r 34 8 TROUBLE SHOOTING NOW hd ARR aa 37 8 1 TROUBLE SHOOTING USING ERROR CODES 37 811 ERRORS WITH BURNER BLOCK ss tabs 37 8 1 2 TROUBLE SHOOTING WITHOUT ERROR 5 38 8 1 2 TROUBLE SHOOTING WITHOUT ERROR 5 39 8 1 2 TROUBLE SHOOTING WITHOUT ERROR 5 40 8 2 TROUBLESHOOTING WITHOUT ERROR 42 9 ACCESSIBILI PO A O MT 43 9 1 REMOVAL OF TOP FROM THE 43 9 2 REMOVAL OF GAS SUPPLY CONNECTION 43 99 REMOVAL OPUPPER TOP sowania OR OR A O ARA 44 ACCESS TO COMPONENT ZONE 52212 Wania and FO
21. PTION DIMENSIONS OF CABINET HxWxD AUTOMATIC IGNITION AUTOMATIC RE IGNITION GAS CONTROL SYSTEM SAFETY SOLENOID VALVE MODULATION SOLENOID VALVE RAPID BURNERS SEMI RAPID BURNERS AUXILIARY BURNERS TEMPERATURE LIMITS AUTOMATIC BURNER SWITCH OFF PROGRAMMING OF BURNERS Nozzle marking mm 100 Type of burner R L Rapid Semi rapid Auxiliary Rapid Semi rapid Auxiliary Rapid Semi rapid Auxiliary Certain models only g lt TYPE N N N kW N kW N kW C MAX TIME Nominal thermal delivery 220 230 20 3x71x47 SI SI ELECTRONIC WITH TOUCH CONTROL 1 4 1 x BURNER 1 2 9 G20 2 7 G30 2 1 9 1 1 0 95 C Burner at minimum 105 C Hob is cut off After 4 hours 40 minutes Nominal pressure 28 30 G30 37 G31 SOI 04 05 FV 7 57 599 36 62 62 CONTROL CONTROL SECTION AND BURNERS POSITIONS OF THE CONTROLS The figure below illustrates the positions of the controls and the burners CONTROL BR S R BR S R 2 TIMER BOARD di da SEL 6 amp h 4 SAFETY mg HH e OS BLOCK MAIN ON OFF SR CONTROL BR R CONTROL BR A BR R HDC00509 JPG Fig 1 BR R BR S R 1 BR S R 2 BR A BR R CONTROL BR S R 1 CONTROL BR S R 2 CONTROL BR A MAIN ON OFF TIMER BOARD SAFETY BLOCK RAPID BURNER FRONT RIGHT SEMI RAPID BURNER REAR LEFT SEMI RAPID BURNER REAR
22. RK PLUG 54 57 599 36 62 62 10 ELECTRIC DIAGRAMS 10 1 BASIC ELECTRIC DIAGRAM 357 366202a la T ON LE ow 115 Sam s 8 P IP QD MD 74 SOLENOID VALVE 6 STEPPER MOTOR 51 2 E E Z JPG 501 04 05 55 57 599 36 62 62 10 2 WIRING DIAGRAM 4202996 29 O O O O TN M CR ee ee eee m ms MOVENT TCU TN T WP TT Cw GREC HZNHDE HO HOJION H3dd315 QION3705 j HDC00809 JPG 599 36 62 62 56 57 SOI 04 05 FV 10 3 74 000 Earth 272 2 113 Earth 113 SOI 04 05 FV 57 57 599 36 62 62
23. The red pilot lamp switches off and the buzzer sounds SOI 04 05 FV 28 57 HO COO JPG Fig 22 599 36 62 62 5 11 TIMER TIMER CONTROL PANEL The hob features an electronic timer that enables the user to select a cooking time when the burner is in operation Also it is possible to use the timer when the hob is not in operation as a minute minder O The hob can also be operated manually i e i without using the timer The timer is inoperative when the hob is disabled The symbols on the timer control zone are described below Touch control for switching on the timer and selecting the burner N 4 Cooking time display O O Burner selected O HDC00542 JPG Fig 23 5 10 1 PROGRAMMING THE BURNER SWITCH OFF TIME To programme the time at which the burner switches off proceed as follows 1 If necessary switch on the hob by touching the ON OFF touch key for about three seconds 2 Light the burner by touching the touch control D ana use touch keys or to adjust the flame setting see LIGHTING THE BURNER 3 Switch on the timer and select the desired burner by touching sensor until the correct burner is displayed Fig 24 SOI 04 05 FV 29 57 599 36 62 62 4 Select the desired cooking time by touching sensors AN or W After the cooking time has been entered it is no longer possible to change the burner selected i To change burners it is necessary to
24. al heat warning LED HDC00523 JPG 52 LIGHTING THE BURNER 1 Touch the main ON OFF key O ior three seconds to switch the hob on The red LED above the touch control will light and the buzzer will sound The hob is now ready for use Fig 20 SOI 04 05 FV 24 57 599 36 62 62 0533 JP G 2 Touch the sensor key D por the required burner All LEDs above the sensor keys w and M will light 01010103030 Fig 21 thi Na SA m X 3 Within 3 seconds touch the sensor key Or to turn on burner on automatically at the max level of the flame all the If the sensor key YN is touched the burner will turn LEDs indicating the flame level remain lit If the sensor key N is touched the burner will turn 10101010100 on automatically at medium level of the flame 3 LEDs indicating the flame level remain lit V4 HO CEG JP C 4 To increase or reduce the flame level of the burner use the sensor keys residual heat pilot lamp w lights immediately after the switching on of the burner PR It indicates that the cooking zone heats up and remains lit until the grill and the burner cool down BEEN JP Fig 23 SOI 04 05 FV 25 57 599 36 62 62 5 3 SWITCHING OFF THE BURNERS 1 To switch off a burner touch the sensor key All the flame level LEDs for the burner switch off The residual heat LED remains lit until the burner and the hob hav
25. ating malfunction is detected the corresponding error code is displayed To display the error codes it is sufficient to touch the clock sensor and then select the inoperative burner The error code will be displayed automatically see Fig 39 and 40 If the malfunction affects not one single burner but the entire hob the same code will be displayed for each burner HDC00547 JPG Fig 39 Fig 40 SOI 04 05 FV 34 57 599 36 62 62 The table below lists the various error codes with their meanings aes A DESCRIPTION ee attempts of failed switching on GI e valve feedback wrong 3 BURNER SM PHASE 1 FAULT Condition of the burner in case of error signal referring to the relative valve wrong contacts on the cables BURNER SM PHASE 2 FAULT Condition of the burner in case of error signal referring to the relative valve wrong contacts on the cables BURNER SM PHASE 3 FAULT Condition of the burner in case of error signal referring to the relative valve wrong contacts on the cables BURNER SM PHASE 4 FAULT Condition of the burner in case of error signal referring to the relative valve wrong contacts on the cables signal or referred to more simultaneous errors 04 the cause does not have a specific code SYSTEM TEMPERATURE OUT OF Condition of the burner in case the RANGE FAULT temperature detected on the power board exceeds 105 C Condition of the burner in case of co
26. board 1 Verify the thermocouple connections BURNER 2 Replace the thermocouple 3 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board 1 Replace the power board BURNER 1 2 3 4 Oo NO O1 SES V AJ D ko ko O 0 BURNER BURNER BURNER BURNER BURNER BURNER BURNER SYSTEM BURNER SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM SYSTEM 7 N 3 SOI 04 05 FV 41 57 599 36 62 62 8 2 TROUBLESHOOTING WITHOUT ERROR CODE Some malfunctioning conditions of the hob can appear without any indication of an error code Please find below some troubleshooting cases without error code One or more sensor buttons do not transmit the control One or more Leds or display parts are off SOI 04 05 FV Check for the relative interface board power board connections Check for the relative interface board power board connections Interface board power board connections incorrect Interface board power board connections correct Interface board power board connections incorrect Interface board power board connections correct 42 57 Faulty contacts on the connections between interface b
27. child safety feature timer module display The following gas valves are featured Amain safety valve automatic A modulation valve for each burner four in total User interface system with touch control each interface controls two burners Each interface board has the following characteristics and touch controls for adjustment of the flame Flame level indicator 6 levels with LED indication Levels 1 5 modulation level 6 valve completely open LED indicators one LED lights to indicate that the burner is in operation a second LED warns the user about residual heat around each burner The general interface has the following characteristics ON AND OFF controls Timer function with display module Child safety function A single version of the power board which can be customized via software Easily customized user interface software 13 57 599 36 62 62 4 2 SOI 04 05 FV OPERATION OF THE SYSTEM When the user wishes to light one of the burners using the touch control on the burner control panel the main safety valve VS Fig 6 opens unless the valve is already open and feeding a different burner The corresponding modulation valve VM opens and the spark generator actions the spark plug which ignites the burner The burner is always ignited at maximum setting At this point the flame detection procedure takes place If the burner has failed to ignite the ignition system makes two
28. city circuits must be carried out by qualified personnel in compliance with all current safety legislation After being in use for a short time and for some time after switching off the cooking areas and the surrounding surface will remain very hot A pilot lamp located on the hob remains lit until these cool down In order to avoid serious burns it is important to ensure that no person touches the surface while the pilot lamp is lit Do not switch on the burners without pans in the cooking areas otherwise the hob may overheat and after a time the burner will switch off SOI 04 05 5 57 599 36 62 62 1 INTRODUCTION 1 1 1 2 1 3 SOI 04 05 FV PURPOSE OF THIS MANUAL The purpose of this Manual is to provide technical details regarding the new control system for built in gas hobs so that trouble shooting and repairs cab be carried out correctly ESD Electrostatic Discharge and its effect on the components The interface for the control unit is not fitted with an internal device to protect against electrostatic discharge multiple connectors When effecting repairs therefore the service engineer must check for stabilization of the potential on the oven casing i e discharge any static electricity by touching the oven casing in order to prevent the possibility of overload which might damage the control unit The same care is necessary when handling control units supplied as spare parts i e not yet fitted to the
29. connected directly to the general interface board LH interface board identical to the RH board but connected directly to the power board The gas is controlled by a main safety solenoid valve and by four powered modulation valves one for each burner The presence of a flame is detected by four thermocouples one for each burner 4 4 1 POWER BOARD The power board is customized by a software that defines all the system s control and safety parameters This software is entered on completion of the production of the hob The main functions of the power board are as follows Control for spark generator for lighting the burners Flame presence detection by thermocouples Control of the main safety valve Control of the modulation valve for each burner Regulation control and diagnostics for each burner AUX 7 ae F Pip AE XX i sz ST pec Lu essor a d ime ict EEE 5 nin POSTY TC4 ko KO QU M 2 Eum uin TTW Uitte S5 iol 2 po emn Se ma m mam pex te zz ew ill cigs ca loge ca cell oo pi Eus Z Am 1 zie roue L beea Con ET e NO BC2 BC3 BCX HDC00515 JPG Fig 8 AUX1 SERIAL LINE TC1 CONNECTION TO INTERFACE BOARD TC2 CONNECTION TO INTERFACE BOARD TC3 CONNECTION TO INTERFACE BOAR
30. control system When actuator APP is in the minimum compression position of spring M1 the closing element O1 is forced into the closed position by spring M2 On the contrary when the actuator is at maximum position i e when the flame is at maximum setting the closing element O1 is forced into the completely open position In this way the SM assembly acts as a modulator for the delivery pressure and therefore for the power of the burner flame setting The SM assembly also serves to cut off the gas The safety solenoid section EV consists of a control coil EM and a closure element O2 and acts as a safety valve Automatic shut off valve EV Modulator SM Fig 12 APP LINEAR STEPPING ACTUATOR MOTOR EM CONTROL COIL EV SAFETY VALVE M1 REGULATION SPRING M2 CLOSURE SPRING O1 MODULATOR CLOSING ELEMENT 2 CLOSING ELEMENT FOR SAFETY VALVE SM MODULATOR 1 HDC00556 JPG SOI 04 05 FV 20 57 599 36 62 62 PRESSURE DIAGRAM WITH 20mbar NATURAL GAS HDC00814 JPG 22 mE EH NN _ ETS l T T1 LZ CCI Fi oy Ti Il 74 1 LZ E Uf gt Cf ZA o 0 10 20 30 40 50 60 70 80 390 100 110 120 130 140 150 160 170 180 190 200 210 OF STEPS Fig 14 PRESSURE DIAGRAM WITH 37mbar LIQUID GAS 40 5 EE pig EN qd p JL 5 el HL wd 1 LT I T BI I CL OT I LI Jl Hl Ll L I B1 Ei L 1 LE IL T
31. e board from the fixing plastic clips see Fig 54 Detach the connector Fig 53 1 INTERFACE BOARD 2 FIXING CLIPS 3 SENSOR CONTROL ZONES Fig 54 1 INTERFACE BOARD 2 FIXING CLIPS SOI 04 05 FV 49 57 599 36 62 62 9 4 4 REPLACEMENT OF POWER BOARD To replace the power board Raise the two metallic tabs by using a screwdriver see Fig 55 and 56 Detach the connectors and the connection terminals making a sign for the position to facilitate the remounting Remove the board assembly from the top HOCOOTIE JPG Fig 55 1 POWER BOARD 2 SCREWDRIVER 3 FIXING TAB Fig 56 1 INTERFACE BOARD 2 FIXING TAB 3 POWER BOARD 4 SCREWDRIVER SOI 04 05 FV 50 57 599 36 62 62 To remove power board from the plastic support release board from its fixing hooks see Fig 56 Fig 57 1 SCREWDRIVER 2 FIXING HOOK 3 POWER BOARD 4 PLASTIC SUPPORT 9 4 5 REPLACEMENT OF BURNERS To replace a burner Dismount the spark plug and the thermocouple Remove the nozzle Remove the supply pipe burner fixing nut Remove the 2 burner fixing screws placed on the top lower part see Fig 59 HOCH JPG Fig 58 1 BURNER 2 NOZZLE IGNITION SPARK PLUG 4 THERMOCOUPLE 5 GAS SUPPLY PIPE FIXING NUT BURNER 6 GAS SUPPLY PIPE 7 GAS SUPPLY PIPE FIXING NUT ELECTRIC VALVE 8 BURNER CONTROL ELECTRIC VALVE SOI 04 05 FV 51 57 599 36 62
32. e cooled down 54 FAILURE TO LIGHT The hob s ignition device generates a series of small sparks for about 6 seconds If for any reason the flame should not ignite within this period the flow of gas to the burner is interrupted and the hob remains in pause for about 3 seconds after which it automatically attempts to ignite the burner for a further period of 6 seconds After three failed attempts at ignition the gas supply to the burner is cut off to ensure safety The flame level LEDs and the residual heat LED remain 38 flashing Important If the safety system cuts off the gas to W O i a burner it cannot be operated for about 60 seconds After 60 seconds the burner can be re activated by pressing oN and V simultaneously OQOOOOQO The burner can now be used by touching sensor key See chapter 5 2 Lighting the burner Important Ensure that the crown the cap and the grille are correctly positioned see figure opposite 55 IF THE FLAME GOES OUT AUTOMATIC RE IGNITION If the burner should for any reason be extinguished by draughts overflowing liquids etc the flow of gas is immediately interrupted Then after about 20 seconds the hob automatically attempts to re ignite the flame At the moment of re ignition the flame lights at the maximum level and is then automatically regulated to the level to which it was set before being extinguished Fig 25 After three failed attempts at ignition the gas su
33. faulty Reset the hob as explained in the charter Automatic burner switch off Replace the power board The error codes 11 12 15 16 17 18 19 20 21 22 23 and 24 are internal controls for the verification of the electronic part When these codes appear the only solution is the replacement of the power board SOI 04 05 FV 40 57 599 36 62 62 8 1 2 1 SUMMARY TABLE OF ERROR CODES ACTIONS SUMMARY TABLE ERROR CODE ACTION ERROR CODE BLOCK ACTION Verify the presence of sparks Verify the presence of gas Verify the sparks Verify the position of the burner cap and that the flame warms up the thermocouple Verify the thermocouple connections Verify the main electric valve Verify the burner electric valve lace the powe 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Verify board connections electric valve of relative burner 2 Replace the power board 1 Replace the power board 1 Wait cooling down 2 Replace the power board 1 Unlock the burner Replace the power board Replace the power
34. hes food probes etc bare tracks and microprocessors as well as any other circuits with free access Examples Programmers with access to the food probe and the door switch Programmers whose control processors are accessible due to their high costs the protective systems are only partial W O E C control units S O E C control units control units KRONOS control units Interface board of the Electronic gas hob GENERAL DESCRIPTION In these hobs the burners are controlled entirely by a special electronic system that actions special solenoid valves which regulate the quantity of gas delivered to the burners With the introduction of this electronic control system it is now possible to fit Touch Control keys as well as to provide greater safety such as automatic re lighting of the burners and several control functions including indication of residual heat child safety feature interruption of all operations using a single switch safety cut off in case of power failure or failure to light automatic timer controlled switching off and programmed operation of the burners These functions are described in this manual 6 57 599 36 62 62 2 TECHNICAL CHARACTERISTICS 2 1 2 2 CHARACTERISTICS OF BURNERS AND NOZZLES Nominal delivery in Type of GAS Natural gas methane G20 Natural gas methane G25 LPG Propane or G30 GENERAL TECHNICAL DATA VOLTAGE POWER ABSOR
35. me warms up the thermocouple correctly Incorrect signal Reset the from the connection and thermocouple to eventually the power board clean the contacts The connection is Thermocouple Replace the correct faulty thermocouple Power board Replace the 1 faulty power board SOI 04 05 FV 37 57 599 36 62 62 The connection is not loose Check for the thermocouple connection relative to the burner Error code 2 6 wrong electric valve back signal Error code 7 wrong electric valve back signal Error code 10 safety block after 4 hours SOI 04 05 FV Incorrect operation Check for the of the electric valve main electric valve Correct operation of the electric valve Incorrect operation of the electric valve Correct operation of the electric valve Check for the electric valve relative to the burner Incorrect connections between power board and electric valva Check for the connections between the power board and the burner valve Correct connections between power board and electric valve Incorrect connections between power board and electric Check for the connections between the power board and the burner valve orrect connections between power board and electric valve The burner operates normally 60 seconds after the block switch on the burner again as explained in chapter Automatic burner switch off
36. ntinuous operation longer than 4 hours without any alteration of the flame level m POWER SUPPLY VPP Condition of the burner in case the ratio between the supply values on the power board is not correct 12 8 V and 5 V SYSTEM POWER SUPPLY Condition of the burner in case the ratio between the supply values on the power board is not correct 3 3Ve5V BURNER ABNORMAL TC Condition of the burner in case of anomalous CONDITION flame parasite flame incorrect thermocouple signal SYSTEM SYSTEM LOCKEED FATAL Condition of double error on a burner valve on FAULT all burners internal controls to the system regarding the different error signals temperature detection on the power board SYSTEM TIME BASE RATIO FAULT Condition of each burner in case the internal aera clock frequency ration is incorrect 32 kHz and 8MHZ SYSTEM AD CONVERTER FAULT Condition of each burner in case the valve control is incorrect the on the power board does not give the requested measurement RAM on the power board is detected e PROGRAM Condition of each burner in case an error in CONFIGURATION MEMORY ROM on the power board is detected FAULT SOI 04 05 35 57 599 36 62 62 COSE DESCRIPTION SS JEMU EEPROM on the power board is detected FAULT in EEPROM on the power board is detected SYSTEM DATA OUT RANGE FAULT Condition of each burner in case an error on configura
37. oard power board Interface board faulty Faulty contacts on the connections between interface board power board Interface board faulty Reset the connections correctly Replace interface board Reset the connections correctly Replace interface board 599 36 62 62 9 ACCESSIBILITY 9 1 REMOVAL OF TOP FROM THE CABINET To remove the top from the cabinet move the top from the lower part Fig 41 Fig 42 9 2 REMOVAL OF GAS SUPPLY CONNECTION After closing the gas supply switched off the power supply remove the top and positioned the top so as to access the gas connection easily Ex by using wood trims to keep the top raised detach the gas delivery pipe see Fig 42 0 2 Fig 43 1 TOP CASING 2 24 mm SPANNER 3 GAS CONNECTION NUT 4 GAS DELIVERY PIPE SOI 04 05 FV 43 57 599 36 62 62 9 3 REMOVAL OF UPPER TOP To remove the glass upper top after extracting the top from the cabinet Remove the grids and the flame spreader crowns of the burners see Pic 43 HDCOn7B8E JG Fig 44 1 GRID 2 FLAME SPREADER CROWN Remove the 6 screws which fit the upper glass see Fig 44 Fig 45 HDD a JPO 1 6 FIXING SCREWS OF THE UPPER GLASS Remove the fixing screws of the burners 2 for each burner see Fig 45 SOI 04 05 FV 44 57 599 36 62 62 Fig 46 1 FIXING SCREWS RAPID BURNER 2 FIXING SCREWS SEMI RAPID BURNER REAR LEFT
38. oven which must be removed from the protective bag in ESD only after stabilizing the potential i e discharging any static electricity and only then installed in the appliance Important The theory behind the process of electrostatic charge and discharge is not discussed in this Manual since the tangible effects are considered to be more important However the effects are felt frequently when touching a metal handle and feeling the electrostatic discharge in the form of a minor shock But what happens when stabilization of the potential takes place with semi conductor components i e components on a circuit board such as integrated circuits microprocessors etc Stabilization of the potential takes place across the internal structure of the component This does not necessarily lead to the immediate destruction of the component subsequent malfunctions across damaged internal connections may be more harmful and these occur only as a result of overheating or current overloads is true that almost all sensitive semi conductor components such as MOS circuits have been improved by the addition of protective measures but the internal structures of these components are today smaller than for example ten years ago which tends to increase their sensitivity to the previous levels Important Which components are susceptible to damage by static electricity during repairs All circuit boards featuring control and command accesses door switc
39. pply to the burner is cut off to ensure safety A Grille The flame level LEDs and the residual heat LED remain B Cap flashing C ring Important If the safety system cuts off the gas to 2 a burner it cannot be operated for about 60 Fo Spark plug seconds SOI 04 05 FV 26 57 599 36 62 62 After 60 seconds burner can be re activated pressing ZN and M simultaneously The burner can now be used by touching sensor key In the event that the burner ignition system is i inoperative do not use piezoelectric ignition devices If necessary matches should be used HDC00539 JP G 5 6 SWITCHING OFF ALL THE BURNERS The ON OFF touch control D arn be used to switch all the burners off immediately and simultaneously in case of emergencies or unexpected events overflowing liquids situations of danger involving children etc Fig 26 57 AUTOMATIC BURNER SWITCH OFF In the event that the user should forget to switch off a burner and does not adjust the controls the burner will switch off automatically after four hours In this event the gas supply is disconnected and the burner is blocked Important If the safety system cuts off the gas to i a burner it cannot be operated for about 60 seconds After 60 seconds the burner can be re activated by pressing simultaneously The burner can now be used by touching sensor key 5 8 AUTOMATIC SWITCH OFF If no
40. reset the cooking time by touching sensor vV and then changing the burner by touching 5 A few moments after selection the timer countdown begins 6 During the last ten seconds of the countdown the timer sounds a short buzz to warn the user that the programmed cooking time is about to end T At the end of the time entered the buzzer sounds Touch sensor to switch off the buzzer 5 10 1 1 Modifying the programmed setting 1 At any time touch sensors AN or to increase or decrease the time entered Fig 25 5 10 1 2 Resetting the minute minder setting 1 Touch sensor NV to reduce the time to zero i Only one burner at a time can be programmed to switch off automatically The cooking time can be programmed with the burner lit or off i For example after a saucepan of water has been brought to the boil then the cooking time for the pasta or rice etc can be entered The residual heat LEDs remain lit even after the hob has been switched off and until the grille and the burner have cooled down SOI 04 05 FV 30 57 599 36 62 62 9 10 2 USING THE TIMER WITH THE BURNERS SWITCHED OFF MINUTE MINDER FUNCTION To use the timer as a minute minder the hob must be switched on To use this function proceed as follows 1 If necessary switch on the hob by touching the ON OFF touch key for about three seconds Touch sensor key switch on the timer
41. sing and decreasing the flame BURNER ZONE 96 ON OFF q Yo RESIDUAL HEAT BURNER LED 000000 FLAME LEVEL WA LEDS DECREASING FLAME INCREASING FLAME HDC00511 JPG Fig 3 ON OFF BURNER SWITCHES THE BURNER ON AND OFF BURNER ZONE INDICATES THE POSITION OF THE BURNER RESIDUAL HEAT LED LED INDICATING RESIDUAL HEAT FLAME LEVEL LEDS 6LEDs INDICATING THE LEVEL OF THE FLAME INCREASING FLAME TOUCH CONTROL INCREASES THE FLAME DECREASING FLAME TOUCH CONTROL DECREASES THE FLAME 10 57 599 36 62 62 3 4 TIMER CONTROL PANEL This type of hob also features programmable operation for each burner The various settings are controlled from the specific zone shown below The programming function which switches off the burner at the end of a preset time can be used for one burner only at a time The maximum programming time is 40 minutes BURNER ZONE LED ES COOKING TIME DISPLAY INCREASING DECREASING TIME BURNER TIME BURNER ON OFF PROGRAMM HDC00512 JPG Fig 4 COOKING TIME DISPLAY DISPLAYS THE TIME FOR WHICH THE BURNER WILL REMAIN LIT BURNER ZONE LED LED INDICATING THE CORRESPONDING BURNER ON OFF PROGRAMME TOUCH CONTROL SWITCHES THE PROGRAMME ON AND OFF INCREASING TIME BURNER TOUCH CONTROL INCREASES TIME OR SELECTS BURNER DECREASING TIME BURNER TOUCH CONTROL DECREASES TIME OR SELECTS BURNER SOI 04 05 FV 11 57 599 36 62 62 3 5 CHILD SAFETY FEATURE
42. the burner 8 At the same time check the appearance of the flame no smoke yellow bits no flame detachments If the flame is normal and stable the gas change procedure is complete However if the flame is not stable when at minimum setting it is necessary to make the adjustments described below 6 3 ADJUSTING THE MINIMUM SETTING Fig zm Proceed as follows to adjust the minimum setting correctly 1 Carry out the operations described in Adjusting the hob for the type of gas steps 1 2 3 and 4 2 Touch the sensor key _ to ignite the burner to be adjusted The burner will automatically be set to the minimum flame setting 3 If the minimum flame is in fact too small the burner will go out The hob automatically adjusts the minimum flame setting and re lights the burner 4 With burner lit touch sensor keys make fine adjustments until the flame is small and even around the entire perimeter of the crown JN V4 5 Touch the ON OFF sensor D to switch off the hob Fig 32 NOTE oe If after adjusting the minimum setting the flame is still producing smoke with yellow bits or possible flame 00 detachments it is necessary to check pressure eventually and composition of the gas OOOOO Fig 33 SOI 04 05 FV 33 57 599 36 62 62 7 ERROR CODES The electronic control system performs an internal autodiagnostics routine If an oper
43. tion parameter not acceptable FAULT anomalous timing of one of the system tasks e nee TRACING FAULT or failed execution of a code section SOI 04 05 36 57 599 36 62 62 8 TROUBLE SHOOTING 8 1 TROUBLE SHOOTING USING ERROR CODES Trouble shooting using error codes identifies the component or the exact section of the circuit in which the fault has occurred When the control circuit detects a malfunction the error code is displayed and depending on the code the operation of the burner is stopped or the appliance is switched off Before executing a trouble shooting check the error code as explained in the chapter Error codes and then unlock the burner or the whole system see chapter Automatic burner switch off 8 1 1 ERRORS WITH BURNER BLOCK The error codes with block of the burner are the following 1 2 3 4 5 6 7 8 10e 14 Error code Check for the The spark is 1 cs presence of regular ignition sparks failed Check for the No gas at the input No gas output or Open the gas presence of connection gas tap open or control the gas system Gas at the input connection The spark is not correct anomalous discharaes Incorrect Position distribution of the correctly the flame cap clean the burner if necessary The cap is wrongly positioned Check for the burner cap position and that the flame warms up the The position of the thermocouple cap is correct and the fla
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