SERVICE MANUAL COOKING - McCulloch Spares, Parts
Contents
1. HDC01790 JPG Fig 8 N B For the various functions of the microswitches see fig 1 page 6 HDC01805 JPG Fig 9 1 KRONOS CONTROL UNIT 2 MICROSWITCHES ON THE CONTROL UNIT 3 ACTIVATION OF THE MICRO THROUGH A BUTTON BUTTON PART NO 355 02 93 02 5 HOA JPG Fig 10 2007 05 FV 15 16 599 38 86 47 9 OVEN BASIC WIRING DIAGRAM Fig 11 KEY DISPLAY L2 Ground L1 MG1 MG2 MG3 Neutral OVC1000 Phase R1 R2 H3 R4 2007 05 FV CONTROL UNIT KRONOS LEVEL 2 SENSOR PCB MAINS EARTH OVEN LIGHT CONVECTION FAN COOLING TANGENTIAL FAN TURNSPIT MOTOR MAINS NEUTRAL POWER BOARD OVC1000 MAINS PHASE GRILL HEATING ELEMENT LOWER HEATING ELEMENT BOTTOM UPPER HEATING ELEMENT TOP REL1 REL2 REL3 REL4 REL5 SENSOR PCB TC1 TO1 TO2 TO3 TO4 TO5 CONVECTION HEATING ELEMENT CIRCULAR TRO1 16 16 HBO 704 JPG SAFETY MAIN RELAY CONVECTION HEATING ELEMENT CONTROL RELAY UPPER HEATING ELEMENT CONTROL RELAY GRILL HEATING ELEMENT CONTROL RELAY LOWER HEATING ELEMENT CONTROL RELAY SENSOR INTERFACE PCB SAFETY THERMOSTAT OVEN LIGHT CONTROL TRIAC CONVECTION FAN CONTROL TRIAC COOLING TANGENTIAL FAN CONTROL TRIAC TURNSPIT MOTOR CONTROL TRIAC DOOR LOCK CONTROL TRIAC LOW VOLTAGE TRANSFORMER 599 38 86 472. 4 Electrolux Distriparts SERVICE MANUAL COOKING HDC02156 JPG Electrolux Home Products Italy S p A Corso Lino Zanussi 30 33080 Porcia PN Tel 39 0434 394850 Fax 39 0434 394096 SOI Edition 05 2007 2007 05 FV Publication no 599 38 86 47 EN 1 16 HDC01802 JPG Built in ovens SPECIFIC MANUAL KRONOS LEVEL 2 OVC1000 Basic Italy 2 Version Touch Control ENV06 New Demo 599 38 86 47 CONTENT MEM Insieme Acc 3 Tid Purpose oi TS MAN pvr 3 1 2 ESD Electrostatic Discharge and its effect on the components rrarrrrnnnnrvrnnnrnvnnnrvvnnnrenrnnrennnnnennnn 3 2 TEGHNIGAL GHARAGTERISTIOS sa 4 2 SOFIVME HSE 4 22 TIMES Se 4 2 9 AUTOMATIG SWITGH OFF 12 4 24 DIMENSIONS se 4 2 4 1 MINIMUM INTERNAL DIMENSIONS OF KITCHEN CABINET eene 4 2 4 2NET DIMENSIONS OF OVEN CAVITY c0 cccecceeececcceeeeeecedeceesccensecsossaseeecenseessoseeeescuseneeses 4 2 5 POWER RATING Scoria a 5 2 SPONSE EINE ONE 5 3 CONTROL PANE pr 6 Sos ipei 6 32 ONS 7 4 COOKING FUNGTIONS LRS 8 5 SPEGIAEFUNGTIONS 0 See 11 5 1 RAPID HEATING Td 11 5 2 FUNCTION REQUIRING A TWO KEY COMBINATION eene 11 5 3 OVEN EIGHT FUNC HON VENN 11 D ERROR CODES La 12 f INTERFAGEWITHA TOUGHSENSORS1esde eee 13 e BUTTON TEST DIRECTLY ON THE CONTROL UNIT occi EE Re rds In ua eae nto de ER EDEN EVER eae 15 9 OVEN BAS
3. 50Hz 230 V 2007 05 FV 5 16 599 38 86 47 3 CONTROL PANEL 3 1 CONTROLS S1 2 S3 S4 S5 Jj CD 1 23 45 6 Fig 1 1 Button D ON OFF to switch the oven ON and OFF 2 Button C FUNCTION to select the cooking functions of the oven 3 Button RAPID HEATING to select the rapid oven heating function 4 Button BACK to decrease the temperature and time 5 Button FORWARD to increase the temperature and time 6 Button CLOCK to set the minute minder end of cooking cooking time functions and the time of day S1 Cooking function Demo indication S3 Cooking function indication S3 Temperature indication 54 Degrees centigrade symbol S5 Time indication 2007 05 FV 6 16 599 38 86 47 3 2 DISPLAY SO 185 aadbloaagae a ED A NEED HDCO01845 JPG Fig 2 1 Oven functions 7 Time 2 Degrees centigrade symbol 8 Minute minder 3 Cooking time symbol 9 Thermometer 4 End of cooking symbol 10 Temperature 5 Clock symbol 11 Cooking function Demo indication 6 Clock arrow 2007 05 FV 7 16 599 38 86 47 4 COOKING FUNCTIONS Fan cooking Elements activated Oven light Circular heating element Convection fan Pre set temperature 175 C Temperature range 30 250 C Traditional cooking Elements activated Oven light Upper heating element Lower heating element Pre set temperature 200 C Temperature range 30 250 C Grill Elements
4. 16 599 38 86 47 2 TECHNICAL CHARAGTERISTICS 2 1 SOFTWARE This level 2 version of Kronos Basic Italy 2 Touch features the software version k2c56165 which is indi cated as shown below C56 0165 N B The last three digits of the software code the number shown on the display in this case 165 indicate the level of modification and may vary however the control units remain interchangeable with the previous having same number 2 2 TIMES Time indication 24 hours Maximum cooking time 23 hours 59 minutes Minute minder 23 hours 59 minutes 2 3 AUTOMATIC SWITCH OFF The automatic switch off function operates as follows Temperature setting Automatic switch off 30 115 C After 12 hours 120 195 C After 8 hours 30 minutes 200 245 C After 5 hours 30 minutes 250 280 C After 3 hours 2 4 DIMENSIONS 2 4 1 MINIMUM INTERNAL DIMENSIONS OF KITCHEN CABINET Column height 580 mm Undercounter height 593 mm Width 560 mm Depth 550 mm 2 4 2 NET DIMENSIONS OF OVEN CAVITY Height 335 mm Width 395 mm Depth 400 mm Net volume 53 2007 05 FV 4 16 599 38 86 47 2 5 POWER RATINGS 2 5 1 Power ratings oven Upper heating element 800 W Lower heating element 1000 W Upper lower heating element 1800 W Single grill heating element 1650 W Double grill heating element 2450 W Rear heating element circular 2000 W Oven light 25 W Cooling fan tangential 25 W Oven fan convection 25 W Oven maximum power rating 2500 W Voltage
5. activated Oven light Grill heating element HD002157 TIF Pre set temperature 250 C Temperature range 200 250 Grill Fan Elements activated Oven light Grill heating element Convection fan Pre set temperature 180 C Temperature range 30 250 C 2007 05 FV 8 16 599 38 86 47 Pizza Pre set temperature 175 C Temperature range 30 250 C Large grill Pre set temperature 250 C Temperature range 200 250 C Bottom panel HDOD 181 TIF Pre set temperature 250 C Temperature range 30 250 C Top panel Pre set temperature 250 C Temperature range 30 250 C 2007 05 FV Elements activated Oven light Circular heating element Lower heating element Convection fan Elements activated Oven light Grill heating element Upper heating element Elements activated Oven light Lower heating element Elements activated Oven light Upper heating element 9 16 599 38 86 47 Defrosting Elements activated Oven light Convection fan 2007 05 FV 10 16 599 38 86 47 5 SPECIAL FUNCTIONS 5 1 RAPID HEATING Elements activated Oven light Grill heating element Lower heating element Convection fan FHU The figure illustrates the elements that are effectively in operation when the RAPID HEATING function has been selected although the display indicates only the first function selected 5 2 FUNCTION REQUIRING A TWO KEY COMBINATION KEY COMBINATION FUNCTION
6. 1 KEY POSITION 2 KEY POSITION Ref n 1 Ref BERN 1 Child safety function 0 Beep when key is pressed AC O Demo Function 2nd step NOTE The Demo function activates firstly pushing button O for 2 seconds and then pushing simultaneously button O and button The action of the first button and the action of the key combination are confirmed by an acoustic signal 5 3 OVEN LIGHT FUNCTION Automatic switch off after 3 minutes 2007 05 FV 11 16 599 38 86 47 6 ERROR CODES The KRONOS system performs some internal auto diagnosis and if it detects an operation inconsistency it displays the error codes The error code is showed on the display as indicated in the figure The various error codes are listed in the table below ERROR CODE ERROR CAUSE F03 F04 Temperature range of oven sensor exceeded for more than 5 seconds F05 Temperature safety level exceeded gt 350 C on normal ovens gt 530 C on pyrolytic ovens for more than 10 seconds Communication interrupted between control unit and power board Software compatibility between control unit and power board Triac faulty on power board Example of error code F05 Th C UM fu EI C HDCO1138 JPG Fig 3 2007 05 FV 12 16 599 38 86 47 7 INTERFACE WITH TOUCH SENSORS This oven is provided with a touch sensor control device To insert the controls in the oven a sensors interface electronic PCB is used in place o
7. IG WRING DIAGRAM aa ER 16 2007 05 FV 2 16 599 38 86 47 1 INTRODUCTION 1 1 Purpose of this Manual The purpose of this Manual is to integrate the information provided in the Kronos Theory Manual OVC1000 599371483 the Troubleshooting Manual 599371484 and the Accessibility Manual 599359640 As well as the technical characteristics this specific Manual also contains specific information relative to this version of the electronic control system 1 2 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 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 sup plied as spare parts i e not yet fitted to the 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 Manu al The tangible effects are considered to be more important However the effects are felt frequently when touching a metal handle and feeling the electrostatic discha
8. f the normal buttons which control the switches placed in the control unit The system consists of a sensor PCB placed under the glass which recognises the presence of a finger at a distance of about 4 mm from the sensors glass thickness The sensor PCB includes 10 control units with touch sensors used on the basis of the control software of the different models see Fig 4 and 5 15100 TOUCHCELL HDCDO2T6 JPG Fig 4 he Ae O CAEN 5 PE NDINDC LEN eta E DE MES ey ed de Fi HDCDO2TT JPG Fig 5 2007 05 FV 13 16 599 38 86 47 When one of the sensors is activated the PCB sends the control to the control unit through 2 cables with con nectors see Fig 6 and 7 HDC01803 JPG Fig 6 1 KRONOS CONTROL UNIT 2 FRONT PIEECE ASSEMBLY HDC01804 JPG Fig 7 1 CONTROL UNIT 4 CONNECTORS 2 CONNECTORS 5 SENSOR INTERFACE PCB 3 CONNECTION WIRING 6 FRONT PIECE GLASS 2007 05 FV 14 16 599 38 86 47 8 BUTTON TEST DIRECTLY ON THE CONTROL UNIT It is possible to check the control actions by means of the microswitches on the Control unit After demounting the front piece and removing the connectors of the sensor board test the various functions of the buttons pu shing the microswitches of the Control unit using a screwdriver or a button with part no 355 02 93 02 5 fosset Pan P de 1 PET L 1 1 L aL a mu k pe TO 3 5 6 4 r DE 1 2
9. rge in the form of a minor shock But what happens when stabilization of the potential takes place with semi conductor components i e com ponents 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 neces sarily 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 It 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 switches 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 e 0 E C control units e C H E C control units e KRONOS control units e R H E A control units 2007 05 FV 3
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