Bosch CONDENS 5000 W User Manual
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Bosch CONDENS 5000 W User Manual

Hydronic gas system boiler 18kw
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HYDRONIC GAS SYSTEM BOILER 18kW
CONDENS 5000 W
ZSB18 - 2A.
USER MANUAL

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Summary of Contents for Bosch CONDENS 5000 W

  • Page 1 HYDRONIC GAS SYSTEM BOILER 18kW CONDENS 5000 W ZSB18 - 2A. USER MANUAL...

  • Page 2: Table Of Contents

    12 Glossary ..........17 Condens 5000 W...
  • Page 3 Bosch has led the field in innovative boiler design and performance for almost 50 years. This heritage means all our products are of exceptional quality and proven reliability.

  • Page 4: Symbols And Safety Precautions

    They are bordered by horizontal lines above and below the text. ▶ Do not modify the boiler or flue system in any way. Bosch accepts no liability arising from any such actions. This Additional symbols does not affect your statutory rights.

  • Page 5: General Information

    Reset button Boiler Controls Service button Hot water temperature control* Cover or optional programmer System pressure gauge Power ON and fault indicator (blue) Requires optional integral diverter kit to be functional Table 2 Condens 5000 W 6 720 646 196 (2013/08)

  • Page 6: Operating The Boiler

    Central heating temperature control 3.1.1 Switching off the central heating 1. Turn the temperature control knob to the snowflake symbol to switch off the central heating. reset Fig. 3 Switch off central heating 6 720 646 196 (2013/08) Condens 5000 W...

  • Page 7: Boiler Frost Protection

    Otherwise the temperature is factory set to approximately 55°C. 1. Turn the hot water temperature control knob to the desired level. 2. The ECO button is non operational with this type of boiler. reset 6720644864-01.1Wo Fig. 4 Hot water temperature Condens 5000 W 6 720 646 196 (2013/08)

  • Page 8: Boiler Reset

    2. The mains indicator will no longer be flashing. reset Fig. 5 Reset button and mains light If the fault remains and cannot be cleared by pressing the reset button, contact Robert Bosch for assistance on: 1300 30 70 37 6 720 646 196 (2013/08) Condens 5000 W...

  • Page 9: System Pressure

    The filling method on this boiler will be an external filling loop, with fitted valves and a flexible hose. The filling loop should ideally be located close enough to the boiler so that the pressure gauge can be monitored during filling. Condens 5000 W 6 720 646 196 (2013/08)

  • Page 10: External Filling Loop

    5. When the pressure reaches between the 1 and 1.5 bar marks (zone A), turn the handle/screwdriver slot back, through 90°, to close the valve. 6. The handle/screwdriver slot will be at 90° to the valves 7. Remove the hose and replace the blanking caps. 6 720 646 196 (2013/08) Condens 5000 W...

  • Page 11: Service Clearances

    2 year guarantee period. If your Condens 5000 should fail to operate correctly or requires servicing please contact Robert Bosch on: 1300 30 70 37. Details of the boiler can be found under the controls covers flap on the boiler.

  • Page 12: Fault Finding

    12 | Fault finding Fault finding If a boiler fault occurs, please read the following page thoroughly before contacting Robert Bosch. Problem Cause Remedy Desired room temperature is not Thermostatic radiator valve(s) set too low ▶ Increase thermostatic radiator valve...

  • Page 13: Fault Or Breakdown

    In the case of a suspected fault, refer to the fault finding section of this guide. In the event of a boiler fault or breakdown please contact Robert Bosch on: 1300 30 70 37. Your advisor will arrange for an engineer to call with the minimum of delay, for priority breakdown situations (no hot water and /or heating).

  • Page 14: Tips On Energy Saving

    ▶ Do not block or seal any air vents that are installed to ensure that the central heating boiler operates safely. Curtains Lined curtains, or heavier full length curtains can provide excellent insulation. However, always ensure that the curtains do not drape over radiators. 6 720 646 196 (2013/08) Condens 5000 W...

  • Page 15: Environment / Disposal

    Environment / disposal | 15 10 Environment / disposal Environmental protection is a fundamental corporate strategy of the Bosch Group. The quality of our products, their economy and environmental safety are all of equal importance to us and all environmental protection legislation and regulations are strictly observed.

  • Page 16: Your Guarantee

    The householder may be asked to prove the date of installation, that the boiler was correctly commissioned and, where appropriate, the first year‘s service has been carried out to the satisfaction of Robert Bosch (Australia) Pty Ltd - Thermotechnology Division, when requested. These should be part of the service checklist.

  • Page 17: Glossary

    Thermostatic radiator valves Bosch recommend, as a minimum, that thermostatic radiator valves are fitted in sleeping accommodation. It is recommended that this type of valve is fitted to all but one of the radiators. The remaining radiator, where the room thermostat is located, must be uncontrolled and left open.
  • Page 18 18 | Notes 6 720 646 196 (2013/08) Condens 5000 W...
  • Page 19 | 19 Condens 5000 W 6 720 646 196 (2013/08)

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