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Hersteller: Bosch Dateigröße: 479.52 kb Dateiname: 285cbf48-0d61-48e3-b5d9-0455a330cef5.pdf Unterrichtssprache:

W18..P... With piezo ignition and double safety system consisting of flue gas monitor and heat exchanger temperature sensor. 6 720 607 526 ZA (05.02) JS Safety instructions: If you smell gas: -Do not operate any electrical switches. -Do not telephone from inside the danger area. -Turn off the gas cock. -Open windows and ventilate room. -From outside, call the gas company and your approved installer. Do not use or store easily combustible materials in the vicinity of the appliance. Installation and servicing of the appliance may only be carried out by an approved technician. The appliance should be regularly serviced in order to ensure that it remains in perfect and safe working order. If there is a risk of freezing, the appliance must be switched off and drained. If the appliance has not been drained during a cold spell, when it is switched on again check that it produces hot water. If problems occur, contact your installer. Index page 1. Technical Characteristics and Dimensions ............... 2 1.1 General description ..........................................................2 1.2 Explanation of model code..............................................2 1.3 Accessories ........................................................................ 2 1.4 Dimensions .........................................................................3 1.5 Appliance design...............................................................3 1.6 Technical characteristics.................................................4 2. Preconditions for installation ........................................... 5 2.1 Regulations.........................................................................5 2.2 Location .............................................................................. 5 2.3 Fixing the appliance..........................................................5 2.4 Water connection .............................................................5 1. Technical Characteristics and Dimensions 1.1 General Description This water heater is fitted with a piezo system. Guaranteed safety provided by: -Gas-tight ionisation detector that prevents escape of gas if there is no flame. -Flue gas safety device that switches off the appliance if the flue is not functioning properly. -Temperature limiter which protects the heat exchanger against overheating. Heat exchanger has no tin/lead lining. Automatic water valve made of glass-fibre reinforced polyamide, 100% recyclable. Automatic control of water flow maintains constant flow rate even with fluctuating supply pressure. Gas valve with adjustable output via a slide control. page 2.5 Gas connection ................................................................. 5 2.6 Flue.......................................................................................5 2.7 Comissioning ...................................................................... 5 3. Operation and maintenance ............................................. 6 3.1 Function .............................................................................. 6 3.2 Water temperature control .............................................. 6 3.3 Appliance adjustments ..................................................... 6 3.4 Maintenance ...................................................................... 6 3.5 Flue gas safety device ..................................................... 6 3.6 Converting to a different gas type ................................ 6 3.7 Troubleshooting ................................................................. 7 4. Operation .................................................................................. 8 1.2 Explanation of Model Code W 11 P 23 31 S… W 14 P 23 31 S… W 18 P 23 31 S… W Gas instantaneous water heater 11 Flow rate (l/min) P Piezo ignition 23 Natural gas type H 31 LPG (butane/propane) S... Country code 1.3 Accessories (Included with Appliance) -Sleeves and hooks for wall-mounting 6 720 607 526 6 720 607 526 3 1.4 Dimensions Fig. 2 Fig. 3 1. Front cover 2. Hole for fixing to wall 3. Observation window 4. Temperature control 5. Output control 6. Gas connection 7. Exhaust pipe union 8. Draught diverter with flue gas monitor 9. Heat exchanger 10. Automatic gas valve 11. Piezo 12. Water valve 1. Heat exchanger 2. Main burner 3. Injector 4. Slow ignition valve 5. Temperature control 6. Venturi 7. Water valve 8. Water throttle 9. Water filter 10. Membrane 11. Cold water pipe 12. Magnetic valve 13. Gas supply pipe 14. Gas filter 15. Regulating screw 16. Pilot filter 17. Piezo 18. Hot water pipe 19. Output control 20. Igniter button 21. Main gas valve 22. Gas valve for pilot burner 23. Pilot burner injector 24. Gas valve 25. Jet pressure testing point 26. Thermocouple 27. Igniter electrode 28. Temperature limiter 29. Flue gas safety device 1.5 Appliance design Dimensions A B C D E F G H (O) (mm) Natural Gas LPG W11..P... 310 580 228 112,5 463 60 25 W14..P... 350 655 228 132,5 510 95 30 W18..P... 425 655 334...

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