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Cleaning and servicing

 en

17

attempt to re-ignite the burner for at least one
minute.

ATTENTION!

The burner may go out accidentally.

If the burner's flame accidentally goes out, switch off
the burner's selector and wait at least one minute
before igniting the burner again.

The gas grill only works when the protective plate is in-
serted.

Ensure that the protective plate has been inserted
correctly.

1.

Turn on the main gas supply to the appliance. Insert
the plug in the socket. Open the oven door.

2.

Insert the protective plate with the symbol facing up-
wards in such a way that the lugs lie completely in
the notches.

There are three notches below the control panel. In-
sert the three lugs on the protective plate into the
three notches.

3.

Close the oven door so that it is as close as pos-
sible to the protective place.

4.

Push in the function selector and turn it clockwise to
the grill setting  ​⁠.

5.

Keep the function selector pressed in and press the
ignition button  ​⁠ at the same time.
Keep the function selector pushed in for 10
seconds so that the safety pilot starts up.

a

The safety pilot is activated. If the gas flame goes
out, the gas supply is automatically shut off by the
safety pilot.

6.

Check whether the flame is burning.
If the flame is not burning, repeat the steps.

7.

Once the food is cooked, switch off the function se-
lector. Once the oven has cooled down, remove the
protective plate.

11  Cleaning and servicing

To keep your appliance working efficiently for a long
time, it is important to clean and maintain it carefully.

11.1 Cleaning agent

To avoid damaging the different surfaces of the appli-
ance, do not use unsuitable cleaning agents.

WARNING ‒ Risk of electric shock!

An ingress of moisture can cause an electric shock.

Do not use steam- or high-pressure cleaners to
clean the appliance.

ATTENTION!

Unsuitable cleaning agents damage the surfaces of the
appliance.

Do not use aggressive or abrasive cleaning agents.

Do not use cleaning products with a high alcohol
content.

Do not use hard scouring pads or cleaning
sponges.

Do not use any special cleaners if the appliance is
still warm.

Using oven cleaner in a hot cooking compartment
damages the enamel.

Do not use oven cleaner in the cooking compart-
ment when it is still warm.

Remove all food remnants from the cooking com-
partment and the appliance door before you next
heat up the appliance.

New sponge cloths contain residues from production.

Wash new sponge cloths thoroughly before use.

Suitable cleaning agents

Only use cleaning agents that are suitable for the differ-
ent surfaces on your appliance.

Follow the instructions on cleaning the appliance. 
→ 

"Cleaning the appliance", Page 18

Appliance

Surface

Suitable cleaning agents Information

Stainless steel

¡

Hot soapy water

¡

Special stainless steel
cleaning products
suitable for hot sur-
faces

To prevent corrosion, remove any limescale, grease, starch or albu-
min (e.g. egg white) stains on stainless steel fronts immediately.
Apply a thin layer of the stainless steel cleaning product with a soft
cloth.

Enamel, plastic,
painted, and
screen-printed
surfaces
E.g. control panel

¡

Hot soapy water

Do not use glass cleaner or a glass scraper.

Knobs

¡

Hot soapy water

Clean with a dish cloth and dry with a soft cloth.
Do not remove or scrub.

Summary of Contents for HGU020L50

Page 1: ...Register your new device on MyBosch now and get free benefits bosch home com welcome Free standing cooker HGU020L50 en User manual and installation instructions ...

Page 2: ...d the elec tric and gas connections must be implemen ted in accordance with the instruction and in stallation manual An incorrect connection or incorrect settings may lead to serious accidents and damage to the appliance The appliance manufacturer accepts no liabil ity for damage of this kind The appliance s warranty becomes void Only a licensed professional may connect ap pliances without plugs D...

Page 3: ... and setting of the gas governor must be carried out by an au thorised installation specialist WARNING Risk of suffocation Using the gas cooking appliance leads to a build up of heat moisture and combustion products in the room where the appliance is installed Ensure that the kitchen is sufficiently ventil ated in particular when operating the gas cooking appliance If the appliance is used intensi...

Page 4: ...y catch fire Only use small quantities of drinks with a high alcohol content in food Open the appliance door carefully The appliance and its parts that can be touched become hot during use Caution should be exercised here in order to avoid touching heating elements Young children under 8 years of age must be kept away from the appliance Accessible points may be hot when using the grill Keep small ...

Page 5: ...d during and after operation WARNING Risk of scalding The accessible parts of the appliance become hot during operation Never touch these hot parts Keep children at a safe distance Hot steam may escape when you open the appliance door Steam may not be visible de pending on the temperature Open the appliance door carefully Keep children at a safe distance If there is water in the cooking compartmen...

Page 6: ...he appliance if the seal is damaged or missing Sitting or placing objects on the appliance door may damage it Do not place or hang objects on the appliance door Do not place cookware or accessories on the appli ance door With certain models accessories may scratch the door pane when closing the appliance door Always push accessories fully into the cooking com partment If you carry or move the appl...

Page 7: ...or the recom mended settings tell you to do so Not preheating the appliance can reduce the en ergy used by up to 20 Use dark coloured black coated or enamelled baking tins These types of baking tin absorb the heat particu larly well Open the appliance door as little as possible during operation This maintains the temperature in the cooking com partment and eliminates the need for the appliance to ...

Page 8: ...is imperative that you operate the appliance with a suitable gas governor If you do not know what the gas pressure in your gas distributing pipes is please ask your local gas company Connection maintenance and setting of the gas governor must be carried out by an authorised in stallation specialist A gas leak could occur If you move the appliance after the gas supply has been established a gas lea...

Page 9: ...m Setting the base height of the appliance Set the base height in accordance with the functions of your appliance Adjusting the height of the appliance with fixed drawers If your appliance has fixed drawers set the base height of your appliance as follows Note The appliance has height adjustable feet This allows the appliance to be raised approx 15 mm from the ground The feet are located at the fr...

Page 10: ...4 Power kW Burner hotplate 1 Steam outlet Note When the oven is operating hot steam escapes here 2 1 7 kW Standard output burner 3 1 kW Economy burner 4 3 5 kW Wok burner 5 3 Control panels You can use the control panel to configure all functions of your appliance and to obtain information about the operating status Controls You can use the controls to configure all functions of your appliance and...

Page 11: ...f Settings range Large flame highest setting Small flame lowest setting There is a limit stop at the end of the settings range Do not turn the gas hotplate selector beyond the end stop Lamp key To illuminate the cooking compartment press the lamp button Use Activating and deactivating Lamp button Switch on the oven light Press the button to switch on Press the button to switch the machine off Igni...

Page 12: ...meals Baking tray Tray bakes Sponge cake simple Protecting plate When grilling Protects the control panel and control knobs against high temperatures when grilling 6 1 Using the accessory Always slide the accessory into the cooking compart ment correctly This is the only way that you can re move the accessory halfway without it tipping 1 Insert the accessory between the two guide rods for a shelf ...

Page 13: ...r oven gas burner gas grill Temperature Maximum Cooking time 30 minutes 5 Switch off the appliance after the specified cooking time 6 Wait until the cooking compartment has cooled down 7 Clean the smooth surfaces with soapy water and a dish cloth 8 Clean the accessory with soapy water and a dish cloth or a soft brush 8 Cookware This information has been provided to help you save energy and avoid d...

Page 14: ... wok with a flat base is not stable on the wok ring and may overturn 8 2 Tips for using a wok Note the following information to ensure the safe use of a wok WARNING Risk of injury An incorrectly positioned wok may cause injuries The wok is not stable and may overturn Use the wok only on the wok burner and the wok ring Never set the wok ring and wok on the stand ard output burner and high output bu...

Page 15: ... the Off position and open the door or window in the room Wait at least one minute before igniting the burner again In the event of the burner flames being accidentally extinguished turn off the burner control and do not attempt to re ignite the burner for at least one minute ATTENTION The burner may not ignite or the burner flame is not even Ensure that the hotplate burners are clean and dry The ...

Page 16: ...ng gas may ignite If the burner does not ignite after 15 seconds turn the control knob to the Off position and open the door or window in the room Wait at least one minute before igniting the burner again In the event of the burner flames being accidentally extinguished turn off the burner control and do not attempt to re ignite the burner for at least one minute ATTENTION The burner may go out ac...

Page 17: ...it carefully 11 1 Cleaning agent To avoid damaging the different surfaces of the appli ance do not use unsuitable cleaning agents WARNING Risk of electric shock An ingress of moisture can cause an electric shock Do not use steam or high pressure cleaners to clean the appliance ATTENTION Unsuitable cleaning agents damage the surfaces of the appliance Do not use aggressive or abrasive cleaning agent...

Page 18: ...g trays cannot be completely enamelled and may be rough This does not impair corrosion protection Food residues will leave a white coating on the enamel surfaces The coating does not pose a health risk The functionality of your appliance is not affected by this Remove residues with lemon juice Glass cover on the oven light Hot soapy water Use oven cleaner to remove very heavy soiling Rails Hot soa...

Page 19: ...urfaces 1 Observe the information regarding the cleaning agents 2 Clean using a sponge cloth and hot soapy water in the direction of the finish 3 Dry with a soft cloth 4 Apply a thin layer of the stainless steel cleaning product with a soft cloth Tip You can obtain stainless steel cleaning products from after sales service or the online shop 11 8 Cleaning the burners After long use the brass burne...

Page 20: ...ated at the top 13 Appliance door It is normally sufficient if you clean the outside of the appliance door If the appliance door is very dirty on the inside and outside you can remove the appliance door and clean it 13 1 Door hinges WARNING Risk of injury When the hinges are not secured they can snap shut with great force If you open the appliance door ensure that the lock ing levers are fully ope...

Page 21: ...e oven door might accidentally fall or a hinge may suddenly snap shut In this case do not hold onto the hinge Call cus tomer service 1 When attaching the oven door ensure that both hinges are inserted in the opening direction 2 The notch on the hinge must engage on both sides 3 Close both locking levers again 4 Close the appliance door 13 4 Additional door safety Additional safety devices have bee...

Page 22: ...room 2 Check the gas cylinder connection The gas pipe to the appliance is leaking 1 Ventilate the room 2 Call the gas supplier Burner does not ig nite There has been a power cut Light the burner with a gas lighter or a match The burner parts are positioned incorrectly 1 Position the burner parts precisely and evenly 2 Ensure that the locking catches click into place in the recesses Burner parts ar...

Page 23: ... unplug the appliance from the mains or switch off the circuit breaker in the fuse box Requirements The appliance is disconnected from the power sup ply The cooking compartment has cooled down A new halogen bulb to replace the old one is avail able 1 Place a tea towel in the cooking compartment to prevent damage 2 Turn the glass cover anti clockwise to remove it 3 Remove the oven light bulb 4 Repl...

Page 24: ...d area 15 2 Transporting the appliance Keep the original appliance packaging Only transport the appliance in the original packaging Observe the transport arrows on the packaging 1 Secure all moving parts in and on the appliance us ing adhesive tape that can be removed without leav ing any traces 2 Slide all accessories such as baking trays into the corresponding slots with thin cardboard at the ed...

Page 25: ... condensation from forming When you are cooking food in the cooking compart ment a lot of steam may form in the cooking compart ment Since your appliance is extremely energy effi cient only a small amount of heat escapes during op eration Due to the significant differences in temperat ure between the appliance interior and the external parts of the appliance condensation may build up on the applia...

Page 26: ... unstuffed chilled ready to roast poultry meat or fish is placed into a cold cooking compartment Turn the poultry meat or fish after approx 1 2 to 2 3 of the time listed When you turn poultry ensure that the breast side or skin side is underneath to begin with Use tongs to turn the pieces of food you are grilling If you pierce the meat with a fork the juices will run out and it will become dry Onl...

Page 27: ...oghurt into the milk 4 Pour the mixture into small containers e g small jars with lids 5 Cover the containers with film e g cling film 6 Place the containers on the cooking compartment floor 7 Press the illuminated button 8 After making the yoghurt leave it to cool in the refri gerator Recommended settings Yoghurt Meal Accessory cookware Shelf position Type of heating function Temperature in C Coo...

Page 28: ...he gas type set at the factory is marked with an asterisk After converting the appliance from one gas type to another the new gas type must be labelled on the rating plate Use the gas conversion label to do this is used to indicate the gas type on the label Stick the label on which the gas conversion is marked with a star in the designated location on the rating plate The changes made to the appli...

Page 29: ...l gas connection NG If you are using natural has NG the gas supply should be connected via a gas pipe or a safety gas hose with threaded fittings at both ends Connection types G EN ISO 228 G TS EN ISO 228 G R EN 10226 R TS 61 210 EN 10226 R WARNING Risk of explosion A gas leak may occur due to a damaged connection nozzle When connecting the gas pipe or safety gas hose never tighten the gas connect...

Page 30: ...pe of gas that has been set for the appliance Note You can find more information about which gas types can be used with the appliance and the appropri ate gas nozzles in the section entitled Technical data Gas Page 36 The numbers on the burners refer to their diameter Converting the gas type Replacing the gas connection part Replace the burner nozzles Depending on the gas setting that is configure...

Page 31: ... pan support grids or the pan support racks and the burner parts 4 Use the socket wrench 7 to remove the cooker burner nozzles 5 If your appliance features a wok burner with side ac cess remove the burner nozzle as shown below 7 7 6 Look up the burner nozzles in the table You can find additional information about this in the section entitled Technical data Gas Page 36 Fit the new nozzles into the ...

Page 32: ... out the steps described in the section entitled Installing the control panel Page 33 Converting the appliance from liquid gas to natural gas If you convert the appliance from liquefied gas LPG G30 G31 to natural gas NG G20 G25 or if you already carried out this conversion and then undo this 1 Replace all of the bypass nozzles in the appliance You can find additional information about this in the ...

Page 33: ...replacement bypass nozzles from the table You can find additional information about this in the section entitled Technical data Gas Page 36 3 Check that the seals on the bypass nozzles are seated correctly and work properly Only use by pass nozzles with absolutely faultless seals 4 Insert the new bypass nozzles and tighten them se curely Ensure that all bypass nozzles have been fastened to the cor...

Page 34: ...liance base plate Raise the front of the tray pull it and remove it 3 Undo the screw on the burner and carefully pull the burner forwards You should now be able to access the burner nozzle Ensure that the connections for the thermocouple and the spark plugs are not dam aged Remove the nozzle on the burner input in the rear area of the oven using the socket wrench 7 4 Select the appropriate nozzle ...

Page 35: ... the tap spindle and turn it anti clockwise Gas therefore comes to the nozzle a If dispersions and bubbles occur on the foamy sur face and these indicate that gas is escaping follow the instructions in the section entitled What to do if there is a gas leak Page 35 Checking the lower oven gas burner nozzle Check the leak tightness of each bypass nozzle 1 Open the gas connection shut off 2 To check ...

Page 36: ...350 13 mbar For Poland G30 50 mbar The after sales service must order the nozzle set HEZ298070 Nozzle values for the auxiliary burner Note the following information for the gas types that are listed in the table for some burners G20 G25 G20 G20 G25 G25 G25 3 G30 G31 G30 G30 G27 Gas pressure mbar 20 25 20 25 20 25 25 28 30 37 50 37 20 Nozzle mm 0 72 0 72 0 68 0 77 0 72 0 72 0 50 0 43 0 47 0 77 Bypa...

Page 37: ...flow at 15 C and 1013 mbar m3 h 0 333 0 388 0 333 0 333 0 388 0 388 0 379 Gas flow at 15 C and 1013 mbar g h 240 236 240 240 Nozzle values for the lower burner in the gas oven with thermostat Note the following information for the gas types that are listed in the table for some burners G20 G25 G20 G20 G25 G25 G25 3 G30 G30 Gas pressure mbar 20 25 20 25 20 25 25 28 30 50 Nozzle mm 1 16 1 16 1 10 1 ...

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Page 40: ...e Free and easy registration also on mobile phones www bosch home com welcome Looking for help You ll find it here Expert advice for your Bosch home appliances help with problems or a repair from Bosch experts Find out everything about the many ways Bosch can support you www bosch home com service Contact data of all countries are listed in the attached service directory 9001695610 9001695610 0202...

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