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Installation instructions

 en

31

4.

Secure the connecting piece using a 

24 mm span-

ner

. Use a 24 mm spanner to place the threaded fit-

ting of the gas pipe or safety gas hose on the con-
necting piece and tighten it firmly.

5.

Open the gas connection shut-off. Carry out a leak
test → 

Page 36

.

Connection in accordance with EN 10226-1 R½ (TS
61-210 EN 10226-1 R½)
1.

Insert the new seal in the connecting piece. Ensure
that the seal is seated correctly.

2.

Secure the gas connecting piece to the appliance

using a 22 mm spanner

 and place the connecting

piece into the connecting piece using a 24 mm
spanner.

3.

Secure the connecting piece using a 

24 mm span-

ner

. Use a 24 mm spanner to place the threaded fit-

ting of the gas pipe or safety gas hose on the con-
necting piece and tighten it firmly.

4.

Open the gas connection shut-off. Carry out a leak
test → 

Page 36

.

Liquefied gas connection (LPG)

If you use liquefied gas (LPG), establish the gas con-
nection via a gas hose or a fixed connection.
Observe the specific guidelines for each country.

If you are using a gas hose, observe the following:

¡

Use a safety gas hose or a plastic gas hose with a
diameter of 8 or 10 mm.

¡

Secure the hose to the gas connection using an ap-
proved connecting device, e.g. a hose clamp.

¡

The hose must be short and completely leak-tight.
The hose must not be longer than 1.5 m. Observe
the applicable guidelines.

¡

Replace the gas hose once a year.

Connection with the gas hose
1.

Insert the new seal in the connecting piece. Ensure
that the seal is seated correctly.

2.

Secure the gas connecting piece to the appliance

using a 22 mm spanner

 and place the connecting

piece into the connecting piece using a 24 mm
spanner.

3.

Fit the safety gas hose and use a pipe union or
cable clamp to tighten it securely.

4.

Open the gas connection shut-off. Carry out a leak
test → 

Page 36

.

20.5 Converting the gas type

You can convert the type 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 37

. 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 configured at
the factory, replace or tighten the bypass nozzles of
the burner taps.

¡

If the nozzles for the oven burner and the grill
burner are present, replace these.

Summary of Contents for HGA120B50M

Page 1: ...Register your new device on MyBosch now and get free benefits bosch home com welcome Free standing cooker HGA120B50M en User manual and installation instructions ...

Page 2: ...onnect the appliance and to convert the appliance to a different type of gas The appliance must be installed and 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 ...

Page 3: ...tion Escaping gas may cause an explosion If the gas pressure in your distributing pipes is more than 20 higher than the values spe cified on the appliance s rating plate a gas leak can occur For your own safety it 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 Con...

Page 4: ...ob protective grilles Accessories and cookware get very hot Always use oven gloves to remove ac cessories or cookware from the cooking compartment Empty cookware becomes extremely hot when set on gas burners that are operating Never heat up empty cookware The appliance becomes hot during operation Allow the appliance to cool down before cleaning When the cooking compartment is hot any al coholic v...

Page 5: ... closed which could trap your fingers Keep your hands away from the hinges Scratched glass in the appliance door may develop into a crack Do not use any harsh or abrasive cleaners or sharp metal scrapers to clean the glass on the oven door as they may scratch the surface If you leave the appliance door open people may bump into it resulting in injury Always keep the appliance door closed during an...

Page 6: ...cool down with the door open will damage the front of neighbouring kitchen units over time Always allow the cooking compartment to cool down with the door closed after cooking at high temperatures Take care not to trap anything in the appliance door Only leave the cooking compartment to dry with the door open if a lot of moisture was produced during operation Fruit juice dripping from the baking t...

Page 7: ...eed The base of the pot or pan may be damaged Cookware that is used on the hotplate must be se curely in place Only use pots and pans with an even base Do not heat up empty pots or pans Damage may occur if hard or pointed objects fall on the hob Do not let hard or pointed objects fall onto the hob Do not hold and move the appliance at the gas pipe collector Damage to the gas pipe may lead to gas l...

Page 8: ... type The settings for configuring your appliance can be found on the rating plate on the rear of the appli ance The gas type set at the factory is marked with an asterisk Find out about the local supply conditions regarding the gas type and gas pressure before installing the appliance and ensure that the gas setting for the appliance complies with this information Connect and install this applian...

Page 9: ... section of the cable is sufficient The mains cable is not kinked crushed modified or severed If required the mains cable must only be replaced by a qualified electrician A replacement mains cable is available from the after sales service Do not use any multiple plugs or multi connectors and extension cords The earthing system is correctly installed If using a residual current device only use one ...

Page 10: ...rawer Adjacent units Any adjacent units must not be made of flammable ma terials The fronts of any adjacent units must be heat resistant up to at least 90 C Wall fixing To prevent the appliance from tipping over you must fix it to the wall using the enclosed brackets To secure the appliance to the wall follow the installation instruc tions ...

Page 11: ...pecific details such as col our and shape may differ from those pictured 1 2 3 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 kW High output 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 stat...

Page 12: ... can use the timer to set the cooking time up to 60 minutes Note The timer has no effect on how the oven works It can only be used as a kitchen timer Position Function Explanation Zero setting Off End of the programmed cooking time A signal sounds at the end of the set cooking time 60 Time period Time scale in minutes Gas hob selector The gas hotplate selector is used to set the heat set ting for ...

Page 13: ...ondensation after cooking 6 Accessories Use original accessories These have been made espe cially for your appliance Note Heat may deform the accessory This deforma tion has no effect on the function When the accessory cools down it will regain its original shape The accessories supplied may differ depending on the appliance model Accessories Use Wire rack Baking tins Ovenproof dishes Cookware Mea...

Page 14: ...1 Remove the accessory and the leftover packaging such as polystyrene pellets from the cooking com partment 2 Before heating wipe the smooth surfaces in the cooking compartment with a soft damp cloth 3 Ventilate the room while the appliance is heating 4 Set the type of heating and the temperature Basic operation Page 17 Type of heat ing Lower oven gas burner gas grill Temperature Maximum Cooking t...

Page 15: ...kware up to the maximum per missible diameter 8 2 Suitable cookware 1 Only use cookware with a suitable diameter Suitable cookware Page 15 2 Ensure that the cookware does not protrude over the edge of the hob Suitable cookware Only use cookware with a suitable diameter The cook ware must not protrude over the edge of the hob Burner hotplate Maximum dia meter of the base of the cookware Minimum dia...

Page 16: ... Place suitable cookware on the pan support Suitable cookware Page 15 3 Press and hold the selector for the required burner and turn it to 4 With the hotplate selector pushed in press a The gas begins to flow out and the gas burner ig nites 5 Press and hold the hotplate selector for approx 1 3 seconds a The safety pilot is therefore activated If the gas flame goes out the gas supply is automatical...

Page 17: ...s out the gas supply is automatically shut off by the safety pilot 5 Check through the opening in the oven s bottom panel that the flame is burning If the flame is not burning repeat the steps 6 Close the oven door carefully 7 Note Preheat the empty oven for 15 minutes and then start the preparation You can change the temperature at any time Once the food is cooked switch off the function se lecto...

Page 18: ...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 ...

Page 19: ...eratures causing minor discol ouration The functionality of your appliance is not affected by this The edges of thin baking 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 ...

Page 20: ...t soak overnight 12 7 Cleaning the stainless steel surfaces 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 12 8...

Page 21: ...he two hooks at the top of the rail into the up per holes 2 ATTENTION Incorrect assembly Never move the rail before the two hooks are se cured fully in the upper holes Otherwise the enamelled coating may be damaged and break 3 Both hooks must be inserted fully into the upper holes Move the rail down slowly and carefully and hook it into the lower holes 4 Hook both rails into the side walls of the ...

Page 22: ...ot be detached 2 When the locking levers are open in order to detach the oven door the hinges are secured The hinges cannot snap shut 14 2 Removing the appliance door 1 Open the oven door fully 2 Open the locking levers on the left and right hand hinges 3 Close the oven door as far as the limit stop Grip the left and right hand sides of the door with both hands Close the door slightly more and rem...

Page 23: ... remove the top cover 15 1 Removing the upper cover WARNING Risk of injury A scratched upper glass cover may break and frag ment Do not use a glass scraper or any harsh or abrasive cleaning products Requirement Before opening the top cover remove any spills with a cloth 1 Take hold of the sides of the cover with both hands and pull the cover upwards 2 Use a glass cleaner for cleaning Note If the c...

Page 24: ...connection is leaking 1 Ventilate the 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...

Page 25: ...ch 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 Replace the oven light bulb with the same type o...

Page 26: ...ppliance s details and the Cus tomer Service telephone number to find them again quickly 19 How it works Here you can find the ideal settings for various types of food as well as the best accessories and cookware These recommendations are perfectly tailored to your appliance 19 1 Proceed as follows Note If you are using the appliance for the first time follow this important information Safety Page...

Page 27: ...re in G20 CH4 100 G25 CH4 86 N2 14 G30 n C4H10 50 i C4H10 50 19 4 Initial baking When baking use the shelf positions indicated By burning the gas from the lower burner heat is dis tributed in the oven For this reason the base of the food is baked better Recommended settings Dish selection for the lower gas burner Meal Accessory cookware Shelf posi tion Temperature in C grill setting Cooking time m...

Page 28: ...ast one shelf position lower with the slanted edge facing the ap pliance door This means that any dripping fat is caught Recommended settings Dish selection for electric grill Meal Accessory cookware Shelf posi tion Temperature in C grill setting Cooking time minutes Steak 2 cm thick x 2 Wire rack 4 30 401 Steak 2 cm thick x 2 Wire rack 4 30 401 Grilled sausages Wire rack 4 10 201 Chicken leg x 4 ...

Page 29: ...Always closely observe the symbols on the rating plate If there is no symbol that is rel evant to your country comply with the tech nical guidelines in force in your country when configuring the appliance settings Find out which gas type and which gas pressure your local gas supply network uses before installing the appliance Before using the appliance ensure that all settings have been set correc...

Page 30: ...ection side carry out a leak test You can find additional information about this in the section entitled Leak and function test Page 36 20 4 Gas connection These instructions apply only if the appliance is in stalled in countries that are specified on the rating plate If the appliance is installed and used in a country that is not specified on the rating plate add installation and assembly instruc...

Page 31: ...ose with a diameter of 8 or 10 mm Secure the hose to the gas connection using an ap proved connecting device e g a hose clamp The hose must be short and completely leak tight The hose must not be longer than 1 5 m Observe the applicable guidelines Replace the gas hose once a year Connection with the gas hose 1 Insert the new seal in the connecting piece Ensure that the seal is seated correctly 2 S...

Page 32: ...ss nozzle Burner nozzle Seal Connecting piece for nat ural gas NG G20 G25 TS 61 210 EN 10226 R EN 10226 R Connecting piece for nat ural gas NG G20 G25 TS EN ISO 228 G EN ISO 228 G Connecting piece for lique fied gas LPG G30 G31 Connecting piece Explanation Blind plugs closure part Replacing the cooker burner nozzles 1 Switch off all of the knobs on the control panel 2 Close the gas connection shut...

Page 33: ...cribed in the section entitled Installing the control panel Page 35 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 section entitled R...

Page 34: ...ged or scratched Unscrew the screws T20 below these 7 Remove the two screws M4 that are uncovered when you remove the control knobs T15 8 Grip the panel with both hands and slowly pull it up wards Remove the panel from the fastening lugs Then carefully pull the panel forwards to remove it Ensure that the cables are not damaged and that the connections do not come loose Replacing bypass nozzles 1 U...

Page 35: ...ing plate hold it vertic ally by both sides and slowly reinsert it into the holder 7 Carefully insert the knobs At this stage it is important to check that the gas burners are burning correctly You can find addi tional information about this in the section en titled Checking the correct burner behaviour Page 37 8 Check whether the appliance is working correctly Replacing the oven gas burner Prepar...

Page 36: ...er burner nozzles Check the leak tightness of each nozzle 1 Open the gas connection shut off 2 To check carefully cover the hole in the burner nozzle with your finger or a special device 3 Apply suitable foam around the nozzle 4 Press on the burner knob and turn the knob anti clockwise Gas therefore comes to the nozzle a If dispersions and bubbles occur on the foamy sur face and these indicate tha...

Page 37: ... correct burner behaviour for the lower oven gas burner 1 Ignite the gas grill burner in the oven in accordance with the instructions in the operating instructions Basic operation Page 17 2 Open the oven door and observe the flame a The flame must burn evenly a The flame may fail during the first few minutes How ever the flame must stabilise after a few minutes 3 Switch on the appliance for a few ...

Page 38: ...W 3 3 3 3 3 3 3 3 3 3 Min input power kW 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 Gas flow at 15 C and 1013 mbar m3 h 0 285 0 332 0 285 0 285 0 332 0 332 0 325 0 348 Gas flow at 15 C and 1013 mbar g h 218 214 218 218 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 G2...

Page 39: ...Installation instructions en 39 G20 G25 G20 G20 G25 G25 G25 3 G30 G30 Gas flow at 15 C and 1013 mbar m3 h 0 2 0 233 0 2 0 2 0 233 0 233 0 228 Gas flow at 15 C and 1013 mbar g h 153 153 ...

Page 40: ...rvice 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 9001695682 9001695682 ...

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