Foster Induction Hobs 7372 241 User Manual

USER'S MANUAL FOR INDUCTION HOBS  
ꢀꢀꢀ cod. 7372 241  
• The appliance may be built-in and connected to the power supply only by a  
qualified technician.  
IMPORTANT WARNINGS  
• Particular areas of the cooktop surface (adjacent to the hotplates) are hot  
during operation.  
Prevent the children to hang around the appliance and warn them properly  
against the danger of burns.  
• Hot oil ignites readily, so be sure have the preparation of such food (fries)  
under constant control.  
• Hotplates may not be left in operation empty, without any dishes on top.  
• Never use the appliance for heating the ambience.  
• Never use the induction cooktop as a working surface. Sharp objects may  
damage the cooktop surface.  
• Never place any metal objects upon the induction hotplate, such as knives,  
forks, spoons, pot lids, and the like, as they may get very hot.  
• Preparation of food in aluminium or plastic cookware is not allowed. Never  
place any plastic objects or aluminium foil upon the cooktop surface.  
• In case any other appliances are plugged in the electric mains close to the  
cooktop, prevent the contact of the plug cable with the hot cooking zones.  
• Never keep any flammable or temperature sensitive objects, like cleaning  
agents, sprays, detergents, etc., below the appliance.  
• Never use cracked or broken induction cooktop. In case you notice any visible  
cracks on the surface, cut the power supply immediately.  
• In case of any malfunctions, disconnect the appliance from the power supply  
and call service department.  
• Do not use high-pressure steam cleaner or hot steam to clean the appliance.  
• The appliance is manufactured in compliance with the relevant effective safety  
standards.  
Nevertheless, we strongly recommend that persons with impaired physical,  
motorial, or mental capacity, or persons with inadequate experience or  
knowledge, do not use the appliance unless attended by a qualified person. The  
same recommendation applies when the appliance is used by persons of less-  
than-legal age.  
• Be careful not to drop objects or crockery on the ceramic glass's surface. Even  
light objects (e.g. a salt shaker) can crack or damage the ceramic plate.  
• If the appliance is built in over an oven with a pyrolytic system, it should not be  
operated while the pyrolytic process is in progress because it can trigger the  
overheating protection of the cooktop.  
• Don't connect the hob to the power supply with an extension cable or multiple  
sockets, because they don't assure a sufficient safety (e.g. overheating risk of  
multiple sockets).  
The symbol on the product or on its packaging indicates that this product  
may not be treated as household waste. Instead it shall be handed over to  
the applicable  
collection point for the recycling of electrical and electronic equipment. By  
ensuring this product is disposed of correctly, you will help prevent  
potential negative  
consequences for the environment and human health, which could  
otherwise be caused by inappropriate waste handling of this product. For  
more detailed information about recycling of this product, please contact  
your local city office, your household waste disposal service or the shop  
where you purchased the product.  
20  
MOUNTING THE BUILT-IN COOKTOP  
Caution !  
• To avoid any possible hazard, the appliance may be installed by qualified personnel only.  
• Panels and furniture lining of the kitchen cabinet receiving the hob must be treated with temperature resistant  
adhesives 100°C (otherwise they might be discoloured or deformed because of inadequate temperature  
resistance).  
• The cooking hob is intended for building into the worktop above the kitchen element of ≥600 mm depth.  
After the installation of built-in hob make sure that there is free access to the two fixing elements in front.  
• Suspended kitchen elements above the cooktop must be installed at such distance to provide enough room for  
comfortable working process.  
• The distance between the worktop and the hood must be at least such as indicated in the instructions for  
installation of the kitchen hood, but in no case it may be less than 700 mm.  
• The use of hard wood decorative borders around the worktop behind the appliance is allowed, in case the  
minimum distance remains as indicated on the installation illustrations.  
• Minimum distance between the built-in cooktop and rear wall is indicated at the illustration for the installation of  
the built-in cooktop.  
Built-in induction hob  
opening dimensions  
A
B
C
D
E
F
590mm  
520mm  
560mm  
490mm  
53mm  
10mm  
50mm  
5mm  
G
H
• Induction hob may be built into the 25 to 40 mm thick worktops.  
• Bottom kitchen element must not have a drawer. It must be fitted with a  
horizontal plate 20 mm away from the worktop bottom surface. Space between  
the plate and the hob must be empty and no objects may be stored or kept  
there.  
• Rear side of the kitchen element must also have a 50 mm high opening along  
the entire width of the element, and the front part must have an opening of no  
less than 5 mm.  
• Incorporation of the oven under the induction hob is permissible for ovens  
equipped with a cooling fan.  
Prior inserting the oven, it is necessary to remove the rear kitchen element panel  
in the area of the oven opening.  
Equally, the front part of the element must have an opening of no less than 5  
mm.  
21  
• Worktop must be placed absolutely horizontal.  
• Suitably protect the edges of the cut aperture.  
Installation procedure  
• Connect the cooking hob to the mains power supply (see instructions for the  
connection of the cooking hob to mains power supply).  
• Insert the hob into the cut aperture.  
• Press the hob firmly towards the worktop from above.  
CONNECTION TO THE POWER SUPPLY  
• Connections may be carried out by a qualified technician only. The earthing  
protection must comply with the standing regulations.  
• Connection terminals are revealed when the connection box cover is removed.  
• Prior any attempted connection check that the voltage indicated on the rating  
plate is in line with your home power supply.  
• The rating plate is located underneath the appliance.  
• The appliance is manufactured for use with the power supply voltage  
230-240 V ~.  
• The electric wiring should be equipped with a circuit breaker able to isolate the  
appliance from the mains in all points, with the distance between terminals of at  
least 3 mm in open position. This may be done by means of fuses, safety  
switches, etc.  
• The connection should be selected in accordance with the declared charge  
capacity of the mains and the fuse power.  
• Such appliances are allowed to be mounted on one side next to a high kitchen  
cabinet, the height of which may exceed that of the appliance. On the opposite  
side however, only a kitchen cabinet of equal height as the appliance is allowed.  
• Upon the completion of installation, live wires and isolated cables must be  
adequately protected against accidental touching.  
Upon each connection to the power supply the sensors of the appliance are  
automatically adjusted to the environment to ensure their proper function. All  
displays turn on and are fully illuminated for a few seconds.  
During the adjustment procedure the sensors must be free of any objects,  
otherwise the adjustment procedure will be interrupted until such objects are  
removed from the sensor surface. During this period the regulation of the  
cooktop is impossible.  
Basic adjustment of  
sensors to the ambience  
ATTENTION !  
Before attempting any repairs on the appliance, disconnect the power supply. In  
accordance with the mains voltage the appliance should be connected in line  
with the attached diagram.  
The earthing wire (PE) must be connected to the terminal marked with the  
earthing symbol .  
The connection cable must lead through the relief safety device, protecting it  
from accidental pulling out. Upon the completion of installation switch all the  
hotplates on for about 3 minutes to check the proper functioning.  
Connection must be carried out by means of harmonized cables as H05V2V2-F  
(90°C), or with equal or better features.  
Installation diagram  
22  
TECNICAL INFORMATION  
Type  
7372241  
Width  
590 mm  
Electrical connection  
Working voltage  
Type of switch  
Cooking zones ( Ø, mm/W )  
Forward left  
Rear left  
Rear right  
Forward right  
Total power (W)  
230-240 V~ or 400-415 V 2N~, 50/60 Hz  
230-240 V~, 50/60 Hz  
Electronic sensors  
210 , 1500 (P=2000)  
145 , 1200 (P=1600)  
210 , 1500 (P=2000)  
145 , 1200 (P=1600)  
2800  
P= extra powerful setting  
Hob surface is completely flat and smooth, without edges to accumulate dirt.  
• The hob is fitted with high power induction hotplates. Heat is generated directly  
at the bottom of the dish, where it is most needed, without any losses through  
the ceramic glass surface.  
Hotplate function  
principle  
This way the required extent of energy is considerably smaller compared to  
traditional heaters, which operate on radiation principle.  
• Glass ceramic hotplate is not heated directly, but only by return heat  
transmitted by the dish. This heat figures as “remaining heat” after the hotplate is  
turned off. The induction hotplate generates heat from the induction coil,  
installed underneath the ceramic glass surface. The coil creates magnetic field  
at the bottom of the dish (which can me magnetized) which in turn originates  
whirling fl ows of current which then heat the hotplate.  
IMPORTANT!  
In case sugar or other heavily sweetened substance is spilled on the hotplate,  
wipe it immediately and remove the sugar residues with a scraper although the  
cooking zone is still hot, otherwise the hotplate may be damaged.  
Avoid cleaning the cooktop while the cooking zones are still hot, as you may  
damage the hob.  
• Induction hotplate will function perfectly only if appropriate cookware is used.  
• Dish should be in the middle of the hotplate during cooking.  
• The appropriate cookware is the one which enables induction, for example  
steel, enamel or steel alloy cookware. Pots made from steel alloy with copper or  
aluminium bottom, or glass pots are inappropriate.  
Appropriate cookware for  
induction hotplates  
• If you use the pressure cooker (“economy pot”) keep it under close surveillance  
until proper pressure is obtained. Hotplate should fi rst operate on maximum  
power, then follow the manufacturer’s instructions and use the appropriate  
sensor to decrease the power.  
When buying cookware, check if it bears the label “allows induction”.  
Cooking zones  
Ø 145 mm  
Min. pan bottom Ø  
Ø 90 mm  
Max. pan bottom Ø  
Ø 145 mm  
Ø 210 mm  
Ø 130 mm  
Ø 210 mm  
Magnet test  
Use small magnet to test if the dish bottom is magnetic. Only dishes where  
magnet sticks to the bottom are suitable for induction cooking.  
Dish recognition  
One of great advantages of the induction hotplate is dish recognition. Even if  
there are no dishes upon the hotplate, or the dish diameter is smaller than the  
diameter of the relevant hotplate, there are no thermal energy losses. When the  
hotplate is on, the power indicator displays letter “U”. If you place the dish over  
that hotplate within the following 10 minutes, the hotplate recognizes the dish  
and turns on to the preset power value.  
At the moment you remove the dish from the hotplate, power is suspended. If  
23  
you place smaller dish upon the hotplate and it is recognized, the hotplate will  
only use the amount of energy required to heat the dish according to its size.  
Hotplate may be damaged if:  
• it is turned on and left empty, or an empty dish is placed on it;  
• you use clay dishes which leave scratches on the ceramic glass surface;  
• you fail to wipe the dish bottom dry prior placing it on the ceramic glass  
hotplate; heat induction is obstructed and the hotplate may be damaged;  
• you fail to use the appropriate dishes that can be magnetized: steel dishes,  
enamel or steel alloy dishes; induction hotplate will not function otherwise.  
Heating power of the hotplates may be set at nine different levels.  
The following chart indicates illustrative use of each power setting.  
Power regulation  
Power  
Purpose  
Setting  
0
1-2  
3
Off, using remaining heat  
Maintaining warm food, slow simmer of smaller quantities  
Slow simmer (continuation of cooking after a powerful start-up)  
Slow cooking (continuation) of larger quantities, roasting larger  
chunks  
4-5  
6
7-8  
9
Roasting, browning  
Roasting  
Start of cooking, roasting  
A
Automatic initial setting  
P
Especially powerful setting for extremely large quantities of food  
• When buying cookware be careful in selecting size: pot diameter usually refers  
to the top edge of the dish, which is often larger than the dish bottom.  
• Steam-pressure pots (economic pots), which use pressure in tightly sealed  
interior, are especially economic, and save both time and energy. Shorter  
cooking time leaves more vitamins in food.  
ENERGY SAVING TIPS  
• Always leave enough water in steam-pressure pots, otherwise it may result in  
overheating which may damage both the pot and the hotplate.  
• Always cover the cookware with lids of appropriate size.  
• Use such dish size to accommodate the quantity of food to be prepared. If you  
use excessively large pot for small amount of food, you will consume  
considerably more energy.  
24  
INDUCTION COOKTOP  
1.Induction hotplate front left  
2.Induction hotplate rear left  
3.Induction hotplate rear right  
4.Induction hotplate front right  
5.Hob control panel  
Hob control elements  
A. Keys (+ e -) to increase/decrease power level of cooking zone 1  
B. Keys (+ e -) to increase/decrease power level of cooking zone 2  
C. Keys (+ e -) to increase/decrease power level of cooking zone 3  
D. Keys (+ e -) to increase/decrease power level of cooking zone 4  
E. Keys (+ e -) of timer to increase/decrease time setting (99min)  
F. ON/OFF sensor to turn on/off cooktop  
G. Key Lock (with LED)  
• After turning the induction hob on all displays come on for a moment. The hob  
is ready for operation.  
Hob control  
• The hob is fitted with electronic sensors which are switched on if you touch the  
relevant circle for at least one second.  
• Each sensor activation is followed by a sound signal.  
• Avoid placing any objects on sensor surface (The hob turns off after 10  
seconds).  
• Always keep the sensor surface clean.  
When the cooktop is connected to the power supply, the key lock is always and  
immediately on. To turn the cooktop on, first of all you must remove the lock by  
pressing the key (G), then press the key ON/OFF (F), you will hear an acoustic  
signal with the consequent turning on of the control bar.  
Activating the hob  
It will not come on if the key lock function is activated indicated by a pilot light.  
The heaters remain off (all the digits show »0«) until a power level is selected. If  
the selection is not made in 10 seconds, and if the timers are off, the control  
turns off automatically.  
With the control on, the first time the sensor (+) is pressed, the heater switches  
on at level 1.  
The sensor (+) raises the cooking level to a maximum of 9, whereas the sensor  
(-) reduces the cooking level to 0 (heater off).  
Selecting a power level  
for a certain heater  
With the heater at position 0, the sensor (-) raises the cooking level to 9.  
If the sensor is held down, the action is repeated twice every second.  
25  
Each burner is complete with its own sensor for detecting the presence of a pan.  
The system is fine-adjusted to recognize the presence of a pan that, according  
to the scale of the EN standards, is one size smaller than the nominal diameter  
of the burner. If the hotplate fails to detect any pan or detects an aluminium pan,  
power level flashes on its display. After 60 seconds power level backs to 0.  
Pan sensor  
If power level flashes on the display when a pan is actually on the hotplate,  
this generally means that the size or shape of the pan concerned is  
unsuitable. In this case, check whether the type of pan is suitable for  
induction cooking (see the pan manufacturer’s trademark or instructions).  
Activating the Booster function  
Booster function  
This function can be activated if the touch control is on. It takes the cooking level  
to the maximum power for 10 minutes and then returns to level 9.  
The display shows the function has been activated by the letter ‘P’.  
After setting the cooking zone to level 9, just press the key (+) and the booster is  
activated, the power display shows a 'P'.  
Cancelling the Booster function  
The Booster function can be cancelled automatically after the preset period of 10  
minutes, or before this time if the user wishes.  
When a burner is running at “P” (booster) level and:  
Booster is deactivated by pressing key (-), its power is reduced to level 9.  
Holding the key lock sensor (G) down turns the key lock function on or off. If the  
pilot light associated with the key lock sensor is on, the keypad is locked.  
The locking function can be activated when the cooking levels are activated or  
when the cook top is off. If the cook top is on, the key lock function locks all the  
sensors except the general on/off sensor and the key lock. When the cook top is  
off, the key lock function locks all the sensors and the general on/off (F).  
Key lock  
If the cooktop is turned off while the "key lock" is active, this will be still active at  
the next turning on.  
When the cooktop is connected to the power supply, the "key lock" is  
active.  
Unlocking the keypad  
If the keypad is locked, the pilot light associated with the key lock sensor is on,  
holding down the key lock sensor (G) turns the key lock function off and the pilot  
light goes off.  
The timer value can be selected between 1 and 99 minutes, and can be modified  
at any time.  
Operating the timer  
Initial default setting of the timer  
The hob must turn on.  
If the timer is off, it is activated by pressing one of its two keys (E+ o E-).  
Heater on timer  
The user can select the heater on which the timer function is to operate. The  
26  
timer can only operate on one heater each time.  
The heater must always be selected (the display must be viewed “0”) before the  
time is set; otherwise, the timer will switch off.  
If we take longer than 10 seconds to select the heater, the timer will switch off.  
If, after selecting the heater, the time is not defined (T=00) in 5 sec., the timer  
switches off.  
When the timer value runs out, the heater associated with the timer switches off.  
Indication of the heater on timer  
The touch control indicates the heater on which the timer is operating. This  
indication consists of a LED next to the heater display.  
This option reminds the user at all times that the heater is on timer.  
Increasing the value of the timer  
If the sensor (+) or (-) associated with the timer is held down, The value  
increases/decreases automatically. This makes it possible to reach the desired  
timer setting more quickly. From the tenth consecutive increase/decrease of the  
timer setting, the speed at which the value changes increases.  
Timer Countdown End  
The countdown begins 5 seconds after the last operation on the keys (+ and -) of  
the timer (E). You will hear an acoustic signal, and timer's display and the LED of  
the zone where you have activated the timer stop flashing.  
The last minute will be displayed in seconds.  
Switching the timer off  
To cancel the operation of the timer, select a timer value of <00> using the  
sensor (-), or switch off the timer by pressing the corresponding sensors (E+ and  
E-).  
Duration of the alarm  
When the time set on the timer has run out, a beep sounds for 1 minute. After 1  
minute from when the timer alarm starts, the beep stops. The timer displays  
continue to flash with the indication <00>. The alarm can be cancelled by the  
user at any time, even during the first minute of the alarm, by pressing any  
sensor on the touch control.  
ATTENTION: The timer can also be set up for a cooking zone that is at the  
level "0", LED will remain flashing all the time of the countdown. In this  
case the timer can have alarm function.  
If the power level is not changed during a preset time, the corresponding heater  
turns off automatically.  
Automatic safety off  
The maximum time a heater can stay on depends on the selected cooking level.  
Level  
1
2
3
4
5
6
7
8
9
3
Max. time on (hours)  
10 10 10 10 10 10 10 10  
Uninterrupted operation at every power level of each cooking zone is limited in  
time (see the table above). When the cooking zone turns off by the safety  
mechanism, the display shows the symbol "0" or "H", if there is residual heat.  
The cooking zone can be turned off by the sensor (A-) for setting the level  
cooking.  
Example:  
Set the hotplate to power level 5 and let it operate for some time. If you don’t  
27  
change the level, the safety mechanism will switch the hotplate off after 10  
hours.  
Protection against overheating  
Induction cooktop is also fitted with safety device against overheating which  
protects electronic parts from damages. This device operates on several levels.  
When cooking zone’s temperature increases excessively, the two-stage fan  
switches first. If this is not enough, extra powerful heating is deactivated, and  
finally the safety device either reduces the heating power of certain cooking  
zones or turns them off completely. When the hotplate cools off, the full power of  
hotplate is again available. So during the operation you can hear an steady hum  
due to the turning on of the cooling fan. It is possible that the cooling fan  
continues to operate even after the cooktop turning off.  
Pressing the heater keys (+ and -) at the same time switches off the  
corresponding heater and the display shows the power level as 0. We can also  
switch off the heater by pressing the key (-) until the display shows the power  
level as 0.  
Switching a heater off  
manually  
The general off function can be performed regardless of the operating mode of the  
cook top by pressing the on/off sensor (F).  
General off  
When the cook top is turned off, a beep sounds and the displays turn off, as long  
as an ‘H’ is not being shown on the corresponding display as a result of residual  
heat or an alarm.  
Power level 0:  
Displaying power levels  
A constant “0” is displayed on the heater display. If the induction generator  
indicates residual heat, the display alternates between “0” and “H”. This  
indication only disappears when there is no longer any danger (at 50 °C).  
The display shows a “0” as long as the temperature remains below 50 °C,  
whereas it shows an “H” whenever the temperature exceeds 50 °C.  
To save energy, turn off the burner in advance, in order to exploit the residual  
heat.  
Power level 1…9, P:  
If no pan is detected or if an aluminium pan is detected, the power level flashes  
on the heater display. After 30 seconds, if a non-aluminium pan is not detected,  
the power level returns to 0.  
When a non-aluminium pan is detected, the power level is shown constant on  
the heater display.  
In cases where the cooktop is already in operation for some time, to change the  
limit of power, before proceeding with the planning, unplug it, then reinsert the  
plug after a couple of minutes.  
Power Management  
The power drawn is 2800 W, but you can increase it at 3500 W, 6000 W or  
7200W.  
28  
The sequence to set a new Cooktop Power Limit is:  
During the first 30 seconds after plugging the appliance  
The Touch has to be unlocked and all Heaters Off  
Push at the same time (A+,A-,D-,D+) keys  
Power management for a  
Limited Power Cooktop  
(ECO)  
Once this is done, a beep sounds and “Po” Characters will be in the timer  
display and the “actual Cooktop Power Limit” will be in the display 1 and in the  
display 4.  
For selecting a new Power Limit:  
With any Heater (+ or -) key, the Power Limit is increased/decreased. The  
selectable powers are: 2800 W, 3500 W, 6000 W or 7200W.  
The sequence to finish recording the new Cooktop Power Limit is :  
Push at the same time (A+,A-,D-,D+) keys.  
Once this is done, new Cooktop Power Limit is recorded and there is a system  
reset.  
To finish without recording changes:  
If during 60 seconds there is no action, changes are not recorded and there is  
a system reset  
For reduced power cooktops, each time the user tries to increase the power, the total  
power level of the cooktop is calculated. If this total power level is greater than the  
cooktop power limit, the power increase is not allowed. An error beep sounds and  
the heater display shows the actual power level and an ‘r’ blinking.  
Power management for a  
Limited Power Cooktop  
(ECO)  
Induction  
plate  
1
2
3
4
Ø (mm)  
210  
145  
210  
145  
Level  
Power (W)  
0
1
2
3
4
5
6
7
8
9
P
0
0
75  
0
0
75  
100  
200  
300  
500  
700  
900  
1100  
1300  
1500  
2000  
100  
200  
300  
500  
700  
900  
150  
300  
400  
500  
600  
800  
150  
300  
400  
500  
600  
1100 800  
1000 1300 1000  
1200 1500 1200  
1600 2000 1600  
29  
Safety functions and error display.  
ERROR CODE  
ERROR DESCRIPTION  
INSTRUCTION MANUAL  
FA  
FC  
FE  
FT  
Fc  
Anomaly of infrared signal, of on/off key - CONTACT AUTHORIZED CENTER  
all cooking zones are deactivated  
Receiver infrared anomaly of button  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
on/off - all cooking zones are deactivated FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
Touch control ntc sensor: short circuit on CONTACT AUTHORIZED CENTER  
ntc sensor.- all cooking zones are  
deactivated  
Touch control ntc sensor: ntc sensor  
opening - all cooking zones are  
deactivated  
Touch control ntc sensor: ntc sensor  
overheating - all cooking zones are  
deactivated  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
Switch the hob off and in case also the  
underbuilt-in ofen since completely  
cooling. Turn on the hob to check all  
functions. If the problem remains  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
Remove or replace the external  
FH  
FJ  
FO  
FL  
Eprom (memory) of Touch control:  
anomaly of touch control eprom. - All  
cooking zones are deactivated  
Anomaly of adc, of on/off key - all  
cooking zones are deactivated  
Touch Control Sotware: anomaly on the  
touch control software. - All cooking  
zones are deactivated  
Touch Control luminosity: excessive  
external luminosity that hampers t/c  
sensors (push buttons) calibration - All  
cooking zones are deactivated  
luminosity source. If the problem remains  
despite the calibration conditions have  
been respected : CONTACT  
AUTHORIZED CENTER FOR  
TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
FU  
F5  
Touch Control Divider: anomaly on the  
t/c Divider. - All cooking zones are  
deactivated  
Anomaly in the communication between  
touch and power board - - all cooking  
zones are deactivated an error is  
visualised on all displays  
F1  
F2  
F8  
F7  
F9  
Short circuit of temperature sensor of  
heating elements - the only cooking zone FOR TECHNICAL ASSISTANCE -  
CONTACT AUTHORIZED CENTER  
with the anomaly is deactivated - and  
error is visualised on the relating display  
Opening of ntc sensor- the only cooking  
zone with the anomaly is deactivated -  
and error is visualised on the relating  
display  
Anomaly on the NTC sensor - the only  
cooking zone with the anomaly is  
deactivated - and error is visualised on  
the relating display  
Anomaly on the NTC sensor - the only  
cooking zone with the anomaly is  
deactivated - and error is visualised on  
the relating display  
Over-current generator - all cooking  
zones are deactivated an error is  
visualised on all displays  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
IF HOLD OVER, CONTACT  
AUTHORIZED CENTER FOR  
TECHNICAL ASSISTANCE -  
Alternate flashing of cooking  
level set by user and of the  
letter “C”  
Over-temperature of generator due to  
intensive use or another use different  
from domestic use  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
F3  
Short circuit of NTC sensor - all cooking  
30  
zones are deactivated an error is  
visualised on all displays  
Opening of NTC - all cooking zones are  
deactivated an error is visualised on all  
displays  
Tension missing on a generator part  
(right or left) - all cooking zones are  
deactivated an error is visualised on all  
displays  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
CONTACT AUTHORIZED CENTER  
FOR TECHNICAL ASSISTANCE -  
SPECIFYING THE ERROR CODE  
F4  
F6  
CLEANING AND MAINTENANCE OF COOKTOP  
Ceramic glass hob should be cleaned only when completely cooled down,  
preferably after each use, otherwise even the slightest stains remaining after  
cooking may burn into the hob surface with each following use.  
For regular maintenance of ceramic-glass hob use special cleansing agents,  
produced in such way to create protective film upon the surface.  
Before each use, wipe the dust and other particles from the hob, they may  
scratch the surface (Fig. 1).  
Caution: use of steel wool, abrasive cleaning sponges, and abrasive detergents  
can scratch the surface of the hob. The surface may also be damaged by the  
use of aggressive sprays and inappropriate liquid chemicals (Fig.1 and 2).  
Fig.1  
Fig.2  
Fig.3  
Pattern marks can be erased by the use of aggressive cleansing agents or rough  
and damaged cookware bottoms (Fig. 2).  
Minor stains are removed with moist soft cloth; after that the surface should be  
wiped dry (Fig. 3).  
Water stains are removed with gentle vinegar solution, but you must not wipe the  
frame with it (certain models only), since it may lose its glow. Never use any  
aggressive sprays or limestone removers (Fig. 3).  
Major stains are removed with special ceramic-glass cleansers.  
Follow strictly the manufacturer’s instructions.  
Be careful to remove any remains of cleansing agent from the hob surface,  
otherwise they will be heated during the next use and can damage the hob (Fig.  
3).  
Stubborn and burnt stains are removed with special ceramic-glass scraper. Be  
careful, however, not to touch the hotplate surface with the scraper handle (Fig.  
4).  
Handle the scraper with utmost care to avoid injuries!  
Sugar and sugar containing food may permanently damage the ceramic-glass  
hob surface (Fig. 5), so the remains of sugar and sugar containing food must be  
scraped off from the hob surface immediately, when the hotplates are still hot  
(Fig. 4).  
Fig.4  
Discoloring of ceramic-glass hob has no effect whatsoever on its operation and  
stability. In most cases, it appears as the consequence of burnt in food remains,  
or as a result of dragging pots and pans (especially aluminium or copper bottom  
cookware) across the surface, and such discoloring is rather hard to remove.  
Note: All described faults are mostly esthetical and do not affect directly the  
operation of the appliance. Remedy of such faults is not covered by warranty.  
Fig.5  
31  
Foster spa  
42041 Brescello (RE) - Italy  
tel. +39.0522.687425 - tel. Servizio Assistenza +39.0522.684450  
fax +39.0522.686019 - fax Servizio Ricambi +39.0522.962166  

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