Bosch Uni Cindens 6000F Installation Instructions Manual
Bosch Uni Cindens 6000F Installation Instructions Manual

Bosch Uni Cindens 6000F Installation Instructions Manual

Floor standing condensing boiler output range 800 - 1200 kw
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Floor standing condensing boiler
Uni Condens 6000F
Output range 800 - 1200 kW
Installation instructions

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Table of Contents
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Summary of Contents for Bosch Uni Cindens 6000F

  • Page 1 Floor standing condensing boiler Uni Condens 6000F Output range 800 - 1200 kW Installation instructions...
  • Page 2: Table Of Contents

    2 | Contents Contents Fitting and removing the front cover ... . . 21 Key to symbols and safety instructions ....3 Fitting the control unit (accessory) .
  • Page 3: Key To Symbols And Safety Instructions

    Key to symbols and safety instructions | 3 Electric shock hazard Key to symbols and safety instructions B Before carrying out any work on the heating system, disconnect the heating system from the power supply across all poles. For example, Explanation of symbols press the emergency stop switch outside the boiler room.
  • Page 4: About The Boiler

    4 | About the boiler Scope of supply About the boiler The boiler is supplied with its full casing. The boiler front cover is supplied separately and has to be fitted. Type overview B On delivery, check that all packaging is in perfect condition. Type Output B Check the delivery for completeness.
  • Page 5: Suitable Fuels

    About the boiler | 5 Suitable fuels The combustion of biogas is not permitted. Permissible fuels • Natural gas from the public gas supply in accordance with national regulations with a total sulphur content < 50 mg/m • LPG in accordance with national regulations with a content of elementary sulphur <...
  • Page 6 6 | About the boiler 6 720 648 053-13.2T Fig. 1 Boiler overview Boiler body Combustion chamber door Locking lug to secure the load during transportation (not for lifting the boiler) Flue gas collector Condensate drain, siphon Drain Base frame rail Control unit (accessory) Cable conduit [10] Flue gas connection...
  • Page 7: Dimensions And Specification

    About the boiler | 7 2.11 Dimensions and specification ØD 6 720 648 053-18.2T Fig. 2 Boiler dimensions 800 kW, 1000 kW, 1200 kW 2.11.1 Dimensions Abbreviation Unit Boiler type 1000 1200 Boiler size – 1000 1200 Length 2545 2580 2580 2360 2395...
  • Page 8: Technical Data

    8 | About the boiler Abbreviation Unit Boiler type 1000 1200 Boiler flow Ø VK Boiler return flow Ø RK1 1007 1148 1148 Boiler return flow Ø RK2 Safety line flow Ø VSL PN16 Fittings manifold connection Ø AAB “ 1200 1245 1245...
  • Page 9: Values For Calculating The Flue Gas

    If you still cannot meet chimney connection. this criterion, please contact the Bosch sales or service department. • Requirements for the electrical connection to the power supply. • Technical rules of the gas supplier concerning the connection of the...
  • Page 10: Installation Requirements

    For boiler room ventilation sizes please refer to BS 6644 and IGE/UP/10. Control unit settings Regarding the size of the combustion air vent, it is essential that the The boiler needs to be operated with a Bosch CFB system installer seeks the agreement of the responsible approval or control unit.
  • Page 11 Information on installation and operation | 11 If the Bosch CFB control unit is used, burner modulation in standard mode is not enabled for 3 minutes. Never modulate upwards more quickly than this. Adjustable parameter (max. temperature) CFB 910 CFB 840 High limit safety cut-out (STB) 110 °C...
  • Page 12: Hydraulic Connection To The Heating System

    Observe the operating conditions in chapter 2.6, require to be matched (equipment and settings). page 4. B Consult the Bosch sales or service department. Observe chapter 5.9, page 23 when installing sensors. Information on boiler cascades: • The third party control unit (building management system or PLC...
  • Page 13: Pressure Maintenance

    Transport | 13 3.11 Pressure maintenance B Size the expansion vessels correctly. B Set the pre-charge pressures correctly. If using pump-controlled pressurisation units, pressure fluctuations will occur. They can occur very frequently depending on the design of the system and the appliance settings. Even if these pressure fluctuations are small, if they occur very frequently they may cause considerable damage to the boiler, as it is designed for a predominantly static pressure load.
  • Page 14: Moving The Boiler With A Forklift Truck

    14 | Transport B Insert the hooks of the lifting tackle into the eyes in both gusset plates Fig. 6, [2] of the boiler body. B Attach the crane hook to the lifting tackle ( Fig. 6, [1]). Never use the locking lugs [3] for lifting. 90°...
  • Page 15: Installation

    Installation | 15 Installation For the installation and operation of the heating system, observe all country-specific standards and guidelines. The information on the data plate is binding and must be observed. Siting the boiler DANGER: Risk to life through poisoning. Insufficient ventilation can lead to dangerous flue gas leaks.
  • Page 16: Fitting Sound Insulation Strips

    16 | Installation Fitting sound insulation strips B Level the boiler horizontally using the spirit level in the combustion chamber. DANGER: Injury from crushing. Consider additional sound insulation measures before installing the boiler. To reduce the noise, place the sound insulation strips (supplied with the boiler) below the base frame, flush with the front and back of the boiler.
  • Page 17: Fitting A Sealing Collar

    Installation | 17 • Only flue systems, which are approved for a flue gas temperature of at B Connect the heating system return to the appropriate boiler return least 120 °C, may be used. connection [5], [6]. • Route the flue gas as directly as possible to the chimney considering the best possible flow characteristics (e.g.
  • Page 18: Filling The Boiler And Checking Connections For Leaks

    18 | Installation B Pivot the combustion chamber door open. The condensate can run into the boiler through the flue pipe. If this is not possible, only use stainless steel or plastic tees in the separate hose inlet. With ceramic flue systems, fit a dirt trap. B Push the siphon provided (condensate drain pipe) onto the pipe connector ( Fig.
  • Page 19: Fitting The Burner (Accessory)

    Installation | 19 6 720 648 053-37.1T Fig. 15 Installation 6 720 648 053-31.1T Spring Fig. 14 Removing the retaining split pin Washer Hinge pin Rocker arm Retaining split pin Screw B Pull the hinge pin ( Fig. 14, [1]) upwards out of the hinge. B Slightly undo the screws for the door stays on the left hand side until B Unhook the rocker arm ( Fig.
  • Page 20: Fitting The Burner To The Burner Plate

    20 | Installation 6 720 648 053-05.1T Fig. 16 Fitting the burner plate 6 720 648 053-06.1T Combustion chamber door Fig. 17 Fitting the gasket Seal Seal Burner plate B Secure the burner to burner plate [2]. Hexagon screws and washers B Cut out insulating rings [4] in accordance with the diameter of blast 5.6.2 Fitting the burner to the burner plate tube [5].
  • Page 21: Fitting And Removing The

    Installation | 21 Fitting and removing the front cover B Hook lower front cover [3] into the retainers on the right hand and left hand side of the boiler casing. B Hook upper right front cover [2] into the retainers on the boiler casing.
  • Page 22: Making The Electrical Connection

    22 | Installation 6 720 648 053-09.2T 6 720 648 053-08.1T Fig. 23 Cable conduit at the control unit Fig. 22 Fitting the control unit Sensor well Cable conduit 5.8.3 Making the electrical connection Control unit DANGER: Danger to life through electric shock! B Make the plug-in connection in the control unit in accordance with the B Before opening the boiler, isolate the heating system labelling on the terminal strip.
  • Page 23: Fitting Temperature Sensors

    Installation | 23 6 720 615 362-20.1SL Fig. 25 Securing a cable with a cable clip Fitting temperature sensors NOTICE: System damage through damaged capillaries 6720615883-32.1RS or incorrectly fitted temperature sensor. Fig. 26 Inserting the plastic coil into the sensor well B Ensure that the capillaries are neither kinked nor Compensating spring squashed when uncoiling and routing them.
  • Page 24: Commissioning

    24 | Commissioning B Fill the heating system slowly and observe the pressure gauge whilst Commissioning doing so. B Vent the heating system via the radiator air vent valves. NOTICE: Risk of boiler damage through contaminated If the water pressure drops as a result of venting the system: combustion air.
  • Page 25: Setting Control Unit Parameters

    Commissioning | 25 Setting control unit parameters The controller settings listed in table 14 apply to the CFB 910 and 930 control units. For further information on setting the control unit, see chapter 3 from page 9. Burner Control unit setting Burner type for fuel Burner type Fuel...
  • Page 26: Shutting Down

    26 | Shutting down Offer your customer an annual contract covering inspection and Shutting down responsive service. For the work covered by such a contract, see chapter 8.5 "Inspection and maintenance reports", page 30. NOTICE: Risk of system damage through frost. Preparing the boiler for inspection and maintenance When there is a frost, the heating system can freeze up if it is not operational, e.g.
  • Page 27: Cleaning The Reversing Chamber

    Inspection and maintenance | 27 B Remove any cleaning residues with a vacuum cleaner. B Check the seals around the boiler door, reversing chamber and flue gas collector, and replace if required. B Close and secure the combustion chamber door. 6 720 648 053-11.1T Fig.
  • Page 28: Replacing The Flue Gas Collector Gasket

    28 | Inspection and maintenance 8.3.4 Replacing the flue gas collector gasket Liquid cleaning residues can be drained off through the condensate drain pipe on the flue gas collector. Replace the gasket in the flue gas collector cover during B Disconnect the heating system from the power supply. the annual service.
  • Page 29: When Should You Check The Water Pressure In The Heating System

    Inspection and maintenance | 29 8.4.1 When should you check the water pressure in the heating 8.4.2 Sealed unvented systems system? NOTICE: System damage through frequent topping up. The fill and top-up water quality must comply with the Subject to the water quality, your heating system can be specifications in the operator's log supplied.
  • Page 30: Inspection And Maintenance Reports

    30 | Inspection and maintenance Inspection and maintenance reports Complete these reports after inspections and service. The report can also be used as copying template. The inspection and maintenance reports provide an overview of the required inspection and service steps that should be carried out annually. B Sign and date the completed inspection work.
  • Page 31: Correcting A Burner Fault

    Correcting a burner fault | 31 Confirm professional inspection with signature, date and company stamp. Table 17 Page Responsive maintenance (individual steps) Notes Shut down the heating system. Page 26 Clean the combustion chamber. Page 26 Clean hot gas flues (heating surfaces). Page 26 Check gaskets/packing cords on the combustion chamber door, inspection apertures in the reversing chamber and flue gas...
  • Page 32: Environmental Protection/Disposal

    32 | Environmental protection/disposal Environmental protection/disposal Environmental protection is a key commitment of the Bosch Group. Quality of products, efficiency and environmental protection are equally important objectives for us. All legislation pertaining to the environment is strictly observed. To protect the environment we use the best possible technology and materials, subject to economic considerations.
  • Page 33: Keyword Index

    Keyword index | 33 Keyword index About the appliance ..............4 Guidelines ................9 Appliance description............. 5 CE Declaration of Conformity........... 4 Correct use ................4 Heating flow ................17 Operating conditions .............. 4 Heating return ................. 17 Overview of possible fuels ............5 Scope of supply ..............
  • Page 34 34 | Keyword index Packaging ................32 Preparing the heating system for operation ........24 Prior to commissioning Converting the combustion chamber door....... 18 Opening the combustion chamber door ........18 Product description ..............5 Recommended wall clearances........... 15 Recycling ................32 Regulations ................
  • Page 35 | 35 Notes Uni Condens 6000F 6 720 803 637 (2012/03)
  • Page 36 All Enquiries: 0844 892 3004 http://www.boschthermotechnology.co.uk/ Australia Robert Bosch (Australia) Pty Ltd 1555 Centre Rd Clayton, VIC 3168 Phone 1300 30 70 37 Fax 1300 30 70 38 www.bosch.com.au/hotwater New Zealand Phone 0800 4 Bosch or 08 543 352 www.bosch.co.nz...

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