5.1.1 Creating operating pressure Correct use (sealed heating systems) EU Declaration of Conformity 5.1.2 Setting the capacity (open heating systems) Operating conditions for Uni 7000 F Start up the control unit cast iron boilers Starting the burner 2.4.1 Operating conditions Uni 7000 F...
Only use original Bosch spare parts. Losses caused by • NOTICE indicates that material damage may occur. the use of parts not supplied by Bosch are excluded from the Bosch warranty. • CAUTION indicates that minor to medium injury may occur.
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Operator errors can lead to injuries and/or material losses. B Ensure that children never operate this appliance unsupervised or play with it. B Ensure that only individuals who can operate this appliance correctly have access to it. 6 720 803 940 (2010/03) UNI 7000 F...
Its conformity is confirmed by the CE minimum return temperature. designation. The main components of the Uni 7000 F forced draught You can call up the Declaration of Conformity for this are: product on the internet or request a copy from your local Bosch sales office.
Combustion chamber length (LF) Combustion chamber diameter Burner door depth 2505 2747 2990 3232 3475 3710 3953 4147 Net weight Tab. 3 Specifications and dimensions Weight excluding packaging 4 – 5 % lower. UNI 7000 F 6 720 803 940 (2010/03)
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Safety limit (high limit safety cut-out). Maximum possible flow temperature = safety limit (STB) – 18 K. Example: Safety limit (STB) = 100 °C, max. possible flow temperature = 100 – 18 = 82 °C. According to country-specific standards and regulations (for all countries) 6 720 803 940 (2010/03) UNI 7000 F...
Biogas (special and Class C Kerosene conditions of use) Consult your local Bosch sales office for advice Remarks The boiler can only be operated with the specified fuels. Carry out maintenance and cleaning procedures annually. Check that the entire system is functioning correctly.
Fixing elements Case Casing Pack A Case Casing Pack B Case Thermal insulation Foil bag Set of anchor rods with spring packages Tab. 7 Scope of supply (loose sections) 6 720 803 940 (2010/03) UNI 7000 F...
When delivered as a block, the boiler sections are already fully assembled and checked for leaks prior to despatch. If, because of physical limitations, a boiler block cannot be 6 720 803 940 (2010/03) UNI 7000 F...
B Put the rear section in place and prevent from falling over using the installation aid ( see Fig. 7 and separate installation aid instructions). UNI 7000 F 6 720 803 940 (2010/03)
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B Coat the packing grooves with adhesive (adhesive base) The packing grooves must be clean and dry to enable the packing cord to adhere properly. 6 720 648 663-09.1T Fig. 11 Coat the packing grooves with adhesive Packing grooves 6 720 803 940 (2010/03) UNI 7000 F...
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B Ensure good ventilation in the installation area. B Wear work gloves to avoid contact with skin. B The product and its container must be treated as hazardous waste for disposal purposes. UNI 7000 F 6 720 803 940 (2010/03)
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B Always keep the thread clean. Dirty joint at a time. threads may damage the compression B Stop compressing when the boiler hubs tool during compression. meet. B Always lubricate the thread sufficiently. 6 720 803 940 (2010/03) UNI 7000 F...
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The next step describes the installation of the feed pipe Packing cord (with break) see Chapter 4.6, page 18). Boiler section foot wedge Assemble all other boiler sections as described. The front section is fitted last. UNI 7000 F 6 720 803 940 (2010/03)
B Place the lug on the feed pipe connection endplate outer steam tube. The installation steps are into the recess on the upper boiler hub. the same, regardless of whether delivery is as a pre-assembled block or in loose sections. 6 720 803 940 (2010/03) UNI 7000 F...
R ½ " tapped hole in the flow connection. 6 720 648 663-19.1T Fig. 22 Sealing the sensor wells Sensor well R ¾ " Sensor well R ½ " UNI 7000 F 6 720 803 940 (2010/03)
6 720 648 663-21.1T Fig. 24 Inserting the outer steam tube Outer steam tube element L Dummy flange Gasket Outer steam tube element L Outer steam tube element L 6 720 803 940 (2010/03) UNI 7000 F...
B Flush the existing heating system thoroughly before the boiler is connected to the pipework. B We recommend you install a desludging unit in the heating system return to prevent boiler damage. UNI 7000 F 6 720 803 940 (2010/03)
Clean-out cover on the rear section 6 720 648 663-23.1T Fig. 27 Positioning the flue gas header Packing cord joint in the upper part of the groove Flue gas collector Packing cord Studs Rear section 6 720 803 940 (2010/03) UNI 7000 F...
Hinge pin (top) Packing cord joint (side) Hinge pin (bottom) Hinge lobe (bottom) 4.11.4 Inserting the hot gas baffle plates The boiler, which consists of 16 sections, does not contain any hot gas baffles. UNI 7000 F 6 720 803 940 (2010/03)
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1 x corrugated 1 x corrugated 1 x corrugated profile profile profile profile 1 x corrugated 1 x corrugated – – profile profile – – – – Tab. 12 Number of hot gas baffles 6 720 803 940 (2010/03) UNI 7000 F...
B Fill the heating system to the desired pressure (e.g. 1.5 bar) B Vent the heating system via the radiator bleed valves. B Top up with water again if the operating pressure drops as a result of bleeding the system. UNI 7000 F 6 720 803 940 (2010/03)
Bosch upon request (accessory). If you have ordered an undrilled burner plate from Bosch, you will have to machine this on site. B Drill or cut the burner plate to match the required blast tube diameter (max. Ø 270 mm).
B Place top rear cross bars onto the cast lugs and screw in place with hexagon bolts (M8 x 12). The folded edge of the rear cross bar must point towards the back. 6 720 803 940 (2010/03) UNI 7000 F...
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– whichever side the burner door – may be hung on. 6 720 648 663-30.1T Fig. 40 Fitting the lower cross bars Cross bar (bottom front) Cross bar (bottom rear) UNI 7000 F 6 720 803 940 (2010/03)
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Upper lengthways bar Lower lengthways bar Lower cross bar Front plinth panel Burner cable strain relief Please see Fig. 46, page 31 for the arrangement of the side sections and hoods. 6 720 803 940 (2010/03) UNI 7000 F...
B Fit the side panels (left) and hoods (right) as shown in the diagram. Fig. 46 Arrangement of side panels (left) and hoods (right) for the various boiler sizes (dimensions in mm) UNI 7000 F 6 720 803 940 (2010/03)
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(‡ see Chapter 4.16.1, page 33 ff.). B Screw the upper boiler rear panel to the rear of the hood and the side panels. 6 720 803 940 (2010/03) UNI 7000 F...
Making the power supply connection 4.16 Making the electrical connection NOTICE: Appliance damage through This section explains how to install a Bosch CFB controls series control unit and a temperature sensor set. damaged capillary tubes. B Ensure that the capillary tubes are...
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B Hook the lower hook on the rear panel section into the clip frame and apply pressure at the top until the side hooks click into place. B Screw terminal cover onto the control unit base again. 6 720 803 940 (2010/03) UNI 7000 F...
Both sensor wells have already been sealed in the flow see Chapter 4.7, page 19). The sensors (controller sensor TRK, sensor STB and Bosch CFB sensor FK or thermometer sensor) are inserted into the sensor wells. The STB sensor differs from the controller sensor in that it has a side recess.
Commissioning the heating system This chapter describes the commissioning of the boiler NOTICE: System damage due to with a control unit in the Bosch CFB controls series. The temperature stresses! commissioning process for the different types of control If the heating system is filled when hot, the unit is the same.
Red band Start up the control unit Please see the accompanying technical documentation for the Bosch CFB series control unit for information about on how to start it up. 6 720 615 362-42.2O Fig. 57 Pressure gauge for sealed unvented systems...
Enter the fuel used in the table provided in the operating instructions. Provide the system user with information and hand over all relevant technical documentation Confirm professional commissioning Company details/signature/date Tab. 13 Start-up report 6 720 803 940 (2010/03) UNI 7000 F...
B Check the "Control unit settings” to ensure the system remains operational (especially when there is a risk of frost). Fig. 59 Shutting down the heating system ON/OFF switch UNI 7000 F 6 720 803 940 (2010/03)
Chapter 7.5, page 46 ff.). 6 720 648 663-43.1T Fig. 60 Opening the burner door Only use genuine Bosch spare parts. You Front side panel section (left) can order spare parts from the spare parts Front side panel section (right) catalogue.
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B Remove the clean-out covers from the flue gas Fig. 63 Cleaning brushes header. 6 720 648 663-44.1T Fig. 62 Removing the cleaning cover Lagging (folded upwards) Clean-out cover on the rear section Clean-out cover on the flue gas header UNI 7000 F 6 720 803 940 (2010/03)
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Replace damaged or hardened packing cords. Packing cords are available from your nearest branch. 6 720 648 663-45.1T Fig. 64 Cleaning the hot gas flues Upper hot gas flues Combustion chamber Lower hot gas flues 6 720 803 940 (2010/03) UNI 7000 F...
B Heat the boiler water temperature to at least 70 °C. B Take the boiler out of operation. B Allow boiler to cool; open burner door. B Brush out the hot gas flues. UNI 7000 F 6 720 803 940 (2010/03)
B Only fill the system when cold (the flow temperature should be no more than 40 °C). B During operation, via an approved WRAS filling method and never directly fill into the boiler. 6 720 803 940 (2010/03) UNI 7000 F...
In open systems, the hydrometer needle must lie within the red field. B Check that the hydrometer needle is within the red field. B Top up with water if the hydrometer needle is below the red field. UNI 7000 F 6 720 803 940 (2010/03)
Check the control unit setting (see control unit documentation) Record the final checks of the inspection work, incl. actual values and test results Confirm professional inspection Company Company Company stamp/ stamp/ stamp/ signature signature signature Tab. 15 Inspection report 6 720 803 940 (2010/03) UNI 7000 F...
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Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Company Company Company Company Company Company Company stamp/ stamp/ stamp/ stamp/ stamp/ stamp/ stamp/ signature signature signature signature signature signature signature Tab. 16 Continuation UNI 7000 F 6 720 803 940 (2010/03)
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Tab. 17 Maintenance report Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Date:_____ Company Company Company Company Company Company Company stamp/ stamp/ stamp/ stamp/ stamp/ stamp/ stamp/ signature signature signature signature signature signature signature Tab. 18 Continuation 6 720 803 940 (2010/03) UNI 7000 F...
Repeated pressing of the reset button can damage the ignition transformer on the burner. B Do not press the reset button more than three times in a row. To reset burner faults: B Press burner reset button. UNI 7000 F 6 720 803 940 (2010/03)