Service Manual GKS 324.0 + GKS 644.0 1. General Technical Data 1.1 Built-In Glass Ceramic Gas Hob GKS 644.0 Features: ”Hardline” design Built-in glass ceramic gas hob with 4 cooking zones: • low-emission gas burners, integrated in the glass ceramic surface •...
Service Manual GKS 324.0 + GKS 644.0 1.3 Appliance Illustration GKS 644.0 1 Standard cooking zone 2 Simmering zone 3 High-speed cooking zone 4 Standard cooking zone 5 Pot grids 6 Control for high-speed cooking zone 7 Control for left-hand top standard...
Service Manual GKS 324.0 + GKS 644.0 2. Installation Conditions and Assembly 2.1 Notes regarding Installation • Make sure that the worktop is horizontally aligned and precisely cut out! • The distances of the hob recess at the front, rear and lateral to the wall must be observed in accordance with the dimension drawing.
Service Manual GKS 324.0 + GKS 644.0 2.3 Installation Dimensions GKS 324.0 GKS 644.0 *Appliance height 2.4 Installation Make the worktop recess in accordance with the specified dimensions (see above drawing ”Installation dimensions”). Always lift the hob at the sides and not at the front fasica!
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Service Manual GKS 324.0 + GKS 644.0 Fix the cooking zone: After installation of the sealing position the cooking zone at the left-hand side of the worktop recess, align and fasten. The attached fastening brackets are inserted in the front and rear recesses at the underside of the cooking hob and screwed down to the worktop (see drawing below).
Service Manual GKS 324.0 + GKS 644.0 4. Changing of Components 4.1 Disassembly of the Hob • To remove the glass surface, lift out the ribbed plates and burner lid. • Remove the control knobs. • Unscrew the circumferential fastening screws of the base trough.
Service Manual GKS 324.0 + GKS 644.0 6. Conversion to a Different Gas Type The appliance has been factory-set to natural gas G20, 2H, 2E, 2E+. All appliances marked with G20 are to be operated in the Wobbe index range (Wo) from 11.3 kWh/m3 to 15.2 kWh/m3 without changing the setting.
Service Manual GKS 324.0 + GKS 644.0 6.3 Changing the Low Setting Injectors • Close the gas tap! • Disassemble the hob from the worktop. • Pull off the control knobs. • Undo the screws at the housing side and remove the glass ceramic surface.
Service Manual GKS 324.0 + GKS 644.0 7. Gas Connection Values 7.1 Gas Connection Values The flow data refer to the Rated heat load / kW combustion value and have (Flow) been calculated with the test gases G20 (natural gas H, E)
Service Manual GKS 324.0 + GKS 644.0 9. Further Technical Information 9.1 Notes regarding the Correct Pot Sizes Using the correct pot sizes saves cooking time and energy. Select the pot diameter in accordance with the burner size. • Recommened pot diatmeters: •...
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