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Manual Bosch W11B

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Summary
  • Bosch W11B - page 1

    6 720 607 527 ZA (05.02) JS W1 1 ..B ... W1 4..B ... W1 8..B ... With electronic ignition and triple safety system consist ing of ionis at ion det ect or , flue gas monit or and heat exchanger t emperat ure sensor . Safety instructions: If you smell gas: - Do not operate any electrical switches. - Do not telephone from inside the danger area. - T u ...

  • Bosch W11B - page 2

    2 6 720 607 527 2.5 Gas connection ................................................................. 5 2.6 Flue ....................................................................................... 5 2. 7 Commissioning .................................................................. 5 3. Operation and maintenance 3. 1 Function ................. ...

  • Bosch W11B - page 3

    3 6 720 607 527 1 .5 Dimensions Fig. 2 1 .6 Appliance design Fig. 3 1 . Heat exchanger 2. Ionisation detector 3. Main burner 4. Injector 5a. T esting point for burner pressure 5b. T esting point for supply pressure 6. Slow ignition valve 7 . T emperature control 8. V enturi 9. W ater valve 1 0. Flow restrictor 1 1 . W ater filter 1 2. Cold water su ...

  • Bosch W11B - page 4

    4 6 720 607 527 1 . 7 Circuit diagram Fig. 4 1 .8 T echnic al charact erist ics * H i 1 5°C - 1 0 1 3 mbar - dr y : Natural gas 34.2 MJ/m 3 (9.5 kWh/m 3 ) LP G : But ane 45. 7 MJ /kg ( 1 2. 7 kW h/kg ) Propane 46.4 MJ /kg ( 1 2.9 kW h/kg) ** This figure must not be exceeded taking account of water expansion *** At maximum rated heat output 1 Servo ...

  • Bosch W11B - page 5

    5 6 720 607 527 2. Preconditions for installation The appliance can only be sold in the countries mentioned in the type plate. 2. 1 Regulations Any local by-laws and regulations pertaining to installation and use of gas-heated appliances must be observed. Please refer to the laws that should be attended in South Africa. 2.2 Location The appliance s ...

  • Bosch W11B - page 6

    6 6 720 607 527 3. Operation and maintenance Sealed parts must not be interfered with. 3. 1 Function This water heater is fitted with automatic electronic ignition that provides for easy commissioning. All that is required is to press the On/Off switch (Fig. 6). The appliance will then ignite automatically as soon as a hot water tap is turned on. T ...

  • Bosch W11B - page 7

    7 6 720 607 527 3.7 T roubleshoot ing Inst allation , ser vicing and repairs may only be carried out by an approved engineer. The following table illustrates only a few solutions to straightforward problems. The operations marked with “*” may only be carried out by an approved technician Fault Possible Cause Solution App liance does not igni te ...

  • Bosch W11B - page 8

    T urn on all gas and wat er t aps Purge air from pipes If the red LE D st arts flashing , replace batteries Switching on/off Press “ “ switch to switch appliance on/off G667_092 Fig. 6 4. Operation Insert two 1 .5 V type R 20 batteries in battery compartment G181_272 G181_273 Green LE D off = Main burner off Green LE D on = Main burner on - On ...

Manufacturer Bosch Category Water Heater

Documents that we receive from a manufacturer of a Bosch W11B can be divided into several groups. They are, among others:
- Bosch technical drawings
- W11B manuals
- Bosch product data sheets
- information booklets
- or energy labels Bosch W11B
All of them are important, but the most important information from the point of view of use of the device are in the user manual Bosch W11B.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Bosch W11B, service manual, brief instructions and user manuals Bosch W11B. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Bosch W11B.

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A complete manual for the device Bosch W11B, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Bosch W11B by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Bosch W11B.

A complete Bosch manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Bosch W11B - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Bosch W11B, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Bosch W11B, that we can find in the current document
3. Tips how to use the basic functions of the device Bosch W11B - which should help us in our first steps of using Bosch W11B
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Bosch W11B
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Bosch W11B in a specific country, if it was not possible to solve the problem on our own.

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