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Bosch CR 400 Installation Instructions For Contractors
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Bosch CR 400 Installation Instructions For Contractors

User interface ems 2
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6 720 812 361-13.2O
User interface
CR 400 | CW 400 | CW 800
Installation instructions for contractors

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Summary of Contents for Bosch CR 400

  • Page 1 6 720 812 361-13.2O User interface CR 400 | CW 400 | CW 800 Installation instructions for contractors...

  • Page 2: Table Of Contents

    5.4.5Important settings for the hybrid system ..23 5.4.6Important settings for cascades ....23 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 3: Explanation Of Symbols And Safety Instructions

    ▶ Observe safety instructions and warnings. ▶ Observe national and regional regulations, technical rules and guidelines. ▶ Keep a record of any work carried out. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 4: Product Information

    – House with annexe with CW 400/CW 800 as controller and CR 100 as remote control (installation of CR 400 in the reference room of the house, CR 100 in the reference room of the annexe, Fig.

  • Page 5: Important Information On Use

    Declaration of Conformity The design and operation of this product comply with European Directives and the supplementary national requirements. Its conformity is demonstrated by the CE marking. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 6: Scope Of Delivery

    [2] User interface [3] Technical documentation [4] Outside temperature sensor (only CW 400/CW 800) [5] Installation frame for installation in the heat source (only with CW 400/CW 800) 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 7: Specifications

    Measure the resistance at the cable ends. charging circuits or constant heating circuits • The resistance values represent average values and are • MS 100: module for solar DHW heating subject to tolerances. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 8: Applicability Of The Technical Documentation

    Types of installation The use of the programming unit and the structure of the overall system determine how the programming unit should be installed ( Section 2, page 4). 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 9 Installation | 9 ≥ 1000 6 720 812 361-08.1O Fig. 4 Installation location in the reference room CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 10: Installation In The Reference Room

    EMS/BB 3,5 mm 6 720 645 407-04.1O Fig. 5 Installation of plinth 6 720 812 361-04.2O Fig. 6 Connection of the user interface to a heat source 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 11: Attaching Or Removing The User Interface

    ▶ Click in the user interface at the bottom. 6 720 812 361-06.2O Fig. 8 Removing the user interface 6 720 812 361-05.2O Fig. 7 Attaching the user interface CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 12: Installation In The Heat Source

    Loosen the cover at the back of the user interface 6 720 812 361-12.2O Fig. 11 Mount installation frame at the back of the user interface ▶ Observe the installation instructions of the heat source. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 13: Installation Of A Outside Temperature Sensor

    To correctly record the outside temperature: 6 720 812 360-07.1O Fig. 12 Installation location for the outside temperature sensor (for weather-compensated control with or without room temperature influence) CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 14: Basic Principles Of Operation

    Pressing the selector for the first time only activates the backlighting. If no control element is actuated, the backlighting turns off automatically. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 15 ▶ Press to activate the input field for selecting the heating circuit in the standard display (only systems with at least two heating circuits, operating instructions of the user interface). Table 5 Control elements CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 16: Overview Of The Symbols In The Display

    The time marker indicates the current time of day in the time program in 15 minute increments (= division of time scale). Table 6 Symbols on the standard display 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 17 Emergency operation is active External heat requirement User interface A communication module is available in the system and a connection to the Bosch status server is active. The key block is active (hold down the auto key and the selector to activate or deactivate the key block).

  • Page 18: Operating The Service Menu

    ▶Press the Back key to reject the change. ▶ Turn the selector to highlight an entry. Slider ▶ Turn the selector to set the setting value between minimum and maximum. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 19: Overview Of The Service Menu

    7. Set the maximum flow and DHW temperature at the heat source (observe the operating instructions of the heat source) 8. Commissioning of the remote controls (observe the operating instructions of the remote control) CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 20: General Commissioning Of The User Interface

    BUS nodes are installed in the system (system analysis) and adjusts the menu and the factory defaults to the current system. ▶ Perform system commissioning Chapter 5.3). Table 8 General settings at commissioning 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 21 32) Setback type Which setback type should be used? Reduced mode | Outside temperature threshold | Room temperature threshold Table 9 Commissioning with the configuration wizard CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 22 Has the solar thermal system been commissioned? Yes | No Confirm configuration Do the settings match the installed system? Confirm | Back Table 9 Commissioning with the configuration wizard 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 23: Commissioning Other Settings

    This is important to make sure the DHW heating is working properly. ▶ Check the settings in the DHW system I ... II menu Chapter 7.2, page 41). CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 24: Shutting Down/Switching Off

    Information about the operation of the service menu is summarised in Chapter 4, from page 14. The default settings are highlighted in the adjustment range column Chapter 7.1 to 7.6). 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 25 Overview of the service menu 1/4 Only available if no cascade module (e.g. MC 400) is installed. Only available with constant heating circuits. Only available with DHW system I. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 26 Open-window detection PID charact. 6 720 815 821-102.1O Fig. 16 Overview of the service menu 2/4 Only available if no cascade module (e.g. MC 400) is installed. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 27 Fig. 17 Overview of the service menu 3/4 Only available with DHW system I. Only available with heat source with EMS 2 or with MM 100/MM 200 module. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 28: Heating Settings

    Overview of the service menu 4/4 Only available if no cascade module (e.g. MC 400) is installed. Heating settings 6 720 815 238-02.1O Fig. 19 Heating settings menu 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 29: 1System Data Menu

    Measure of the thermal storage capacity of the heated building Type of building, page 30). Heavy High storage capacity Medium Medium storage capacity Light Low storage capacity Table 11 Settings in the system data menu CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 30 [1] current outside temperature [2] adjusted outside temperature This greatly simplified example shows how the adjusted outside temperature follows the current outside temperature, but does not reach its extreme values. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 31: 2Boiler Data Menu

    Auto Trap filling program Program for charging the siphon in the heat source at minimum output One boiler minimum Table 14 Settings in the boiler data menu CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 32: 3Menu Heating Circuit 1

    CR 100 is installed as remote control for the selected heating circuit CR10 CR 10 is installed as remote control for the selected heating circuit Table 15 Check settings in the menu Heating circuit 1 ... 8 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 33 Frost protection limit temperature (outside temperature threshold), temp. page 39 Mixer Selected heating circuit with mixer Selected heating circuit without mixer Table 15 Check settings in the menu Heating circuit 1 ... 8 CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 34 ▶ Do not exceed the permissible set value. page 38. • With weather-compensated control only summer mode, setback mode (depending on the selected setback type), DHW priority or adjustment of the outside temperature 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 35 20 ... 25 °C ... End The base point of the heating curve is only available with weather-compensated point control with a simple heating curve. Table 16 Set heating curve menu CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 36 21 °C with an adjusted outside temperature of 20 °C. The end point of the heating curve must be set according to the design temperature of the heating system. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 37 [5] Parallel displacement of the base curve [1] by changing the room temperature offset –3 or by reducing the desired room temperature, limit at T = 75 °C VL,max CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 38 [2] Reduced mode (desired room temperature for setback rooms without a separate user interface mode) [3] Heating mode (desired room temperature for heating – less comfortable than the reduced mode mode) 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 39: 4Screed Drying Menu

    ▶ In the Outdoor temp. menu, set either Room and outdoor temp. or Frost protect. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 40 Continue Continue screed drying after stop. Table 18 Settings in the Screed drying menu (Fig. 25 shows the default setting of the screed drying program) 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 41: Dhw Settings

    Required DHW temperature for the DHW operating mode; the adjustment range (80 °C) depends on the installed heat source. Table 19 Settings in the DHW system I ... II CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 42 3 minutes. The default setting depends on the installed heat source. Permanently The DHW circulation pump is in permanent operation. Table 19 Settings in the DHW system I ... II 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 43 – The thermal disinfection starts automatically at the set time according to the time set in the user interface. – It is possible to cancel and to manually start the thermal disinfection. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 44: Solar System Settings

    Table 20 General settings for the solar system Particularly this function of the burner test is only available if the system is designed and configured accordingly (e.g. in systems without cascade module). 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 45: 2Monitored Values Menu

    • Const.: constant set value; holiday program is active for the heating circuit. • Hold: switch-on optimisation is active for the heating circuit ( operating instructions). CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 46 In addition, in the DHW system I...II menu the following is operating instructions). displayed: • Man off, Man.red., ManDHW: Operating mode without • The set Actual boiler water temp. time program ( operating instructions). 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 47: 3Fault Display Menu

    You can set a maintenance interval in this menu. The user interface shows a service display with fault codes. The end customer can notify you to arrange an appointment Chapter 8, page 48). CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 48: 6Reset Menu

    If a fault cannot be corrected, contact the service technician responsible for your area or the nearest Bosch office. 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 49 Check DHW circulation line Check the hot water temperature sensor Replace the sensor if there are according to table deviations from the table values Table 25 Fault displays CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 50 Replace the defective EMS-BUS switch control unit off and back on. Check node whether the cause of the fault is a module or module wiring Table 25 Fault displays 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 51 Replace damaged cables module for damage. BUS voltage at the solar module must be between 12-15 V DC. Solar module defective Replace the module Table 25 Fault displays CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 52 If the sensor values matched, but of the bottom cylinder temperature sensor at the voltage values do not match, the solar module according to table replace the module Table 25 Fault displays 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...

  • Page 53: Environment / Disposal

    Commissioning report Table 26 During installation enter the ID number of the user interface here. ▶ Complete the commissioning report during commissioning. It is intended to provide information. CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 54 Maximum output Setting value (in percent) ..% Upper limit max. output Setting value (in percent) ..% Table 28 Settings at commissioning in the Boiler data menu 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 55 AirCorrFact max fan pow. Setting value Emerg. altern. op. Turbine signal delay time Set time (in seconds) ..s Table 28 Settings at commissioning in the Boiler data menu CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 56 Room and outdoor temp. Room temperature Frost protect Frost prot. limit temp. Set temperature Table 29 Settings during commissioning in the menu Heating circuit 1 ... 8 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 57 ..% ..% ..% ..% ..% ..% ..% ..% Table 30 Settings when commissioning in the Set heating curve menu CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 58 (x-times for three minutes per hour) ..× 3 min ..× 3 min Permanently Automat. therm. disinfect. Table 31 Settings when commissioning in the menu DHW system I ... II 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 59 Daily heat-up Daily heat-up temp. Set temperature Daily heat-up time Set time ..:....:..Table 31 Settings when commissioning in the menu DHW system I ... II CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

  • Page 60: Index

    Control elements ............14 Heating system ............4, 35 – Keys ............... 15 Hot air heating system ..........34 – Selector ..............15 Hybrid systems ............44 Control range ..............7 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 61 Power reserve ............4, 24 System configuration (automatic) ........20 Product data on energy consumption ........7 System data ............... 29 Pump characteristic map ..........31 System handover ............23 CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)
  • Page 62 – with base point ............34 – with optimised heating curve ........34 – with room temperature influence ......4, 34 – without room temperature influence ......4 Wires ................. 10 6 720 820 872 (2016/12) CR 400 | CW 400 | CW 800...
  • Page 63 | 63 Notes CR 400 | CW 400 | CW 800 6 720 820 872 (2016/12)

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Cw 800Cw 400

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