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1. 6 720 811 153 00 10 CRC200 Comfort Room Controller BOSCH User manual zi 6720811 158 2015 02 Contents 1 Explanation of symbols and safety instructions 2 1 1 Guideline to symbols 2 1 2 Safety instructions cece eee 3 2 Product Description ececeeeeees 3 2 1 Notes on functional scope 005 3 2 2 Function as controller Balas 2 3 Certificates 2 0 0 cece cece cence eee 3 2 4 Applicability of the technical documentation 3 2 5 Operation after a power failure 3 3 Overview of controls and symbols 4 4 Gettingstarted cece cece cece ee eee 6 4 1 Changing the room temperature 6 4 2 Moresettings 0 00 cece eee eee eee 7 5 Working with the MENU 5 1 Menustructure 0 5 2 Overview of main menu 5 3 Adapting the settings for Heating with the time program automatic mode 11 5 4 Changing the settings for water heating 14 5 5 Setting up a vacation program 15 5 6 Displaying information about the system 17 5 7 General settings 00 c cece eee ee 18 6 Energy saving tips eceeeceeeees 19 1 PAQ yee cicsins ete owas E 19 8 Troubleshooting eceeeeeeeees 8 1 Eliminating sensed faults 8 2 Eliminating displayed faults2. 9 Environmental protection disposal 22 10 Setup log sister 23 Technical terms ceeceeceeseeeeeeee 24 if 75 Pte SEERE ES E ESS 25 1 Explanation of symbols and safety instructions 1 1 Guideline to symbols Warnings A Warnings in this document are identified by a warning triangle printed against a grey background Keywords at the start of a warning indicate the type and seriousness of the ensuing risk if measures to prevent the risk are not taken The following keywords are defined and can be used in this document DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION indicates a hazardous situation which if not avoided could result in minor to moderate injury NOTICE is used to address practices not related to personal injury Important information i Additional symbols Symbol Function gt Sequence of steps gt Cross reference to other points in this document or to other documents This symbol indicates important information where there is no risk to people or property Listing list entry Listing list entry 2ndlevel Flashing indication display e g flashing wes LPI pN AF KN 720 BTT TET Additional symbols Table 1 6720811 158 201
3. Displaying information i Contrast esera ee A cient 18 Opening the MENU cccccccsecesesesesescscceeesescseseseseeees Display in the event of faults 21 Settings scsi s cssestciscaeasssved 18 P Display room temperature ccccccsccscsessescescsessesesees i7 Packaging sinear enste nei a ai 22 Disposal aon n a Soceesn 22 PowerfailUre sesssrserseicrsvsiisariesi ziaisidruken kie SER iiaa 3 Power reserve E Programmer Economy heating c ieccisesedseevstesdecasesvccseticsseescosenens Purpose of the menu Environmental protection Heating seeszcascectssoraiancntasieauuzaracasnnvincs 10 Explanation of symbols c ccccccccesecssesecssesseseesseseeseeee HOt Waleln PEER NERE SER REED ED ERE a 10 F ES HH PEPE ERE DDP ER BESES T 10 EUL Eee o Gessiecss csatcescevesssencavesszescesccesenedszeatarsnspastaasaesiecs 21 H VACATION a rer LEA a An 10 Fa ltdisplay siirtosaa nase iais aS 21 Faults R Display in the event of a fault 0 0 2 cee ecceseeseeseeeeeeeeee 21 Range of functions c ceseecesessesesessestesseesessesteseetssseseeees 3 Fault code ig Recycling 22 On the heat SOURCE 2 4 csszsceecacateeakesssesssquabessisteeeysasseeas 22 Reference room in 3 SUD COG EENE A E T 21 Reset the switching times 14 Format Reset the time program ccccccscsscesscesscsseeeeseseeeseees 14 Date Risk of scalding c cccscseccscsessssssesesesescsestseeeeees 3 14 24 T
4. The system can freeze up if it is taken are multiple faults the fault pa out of service due to a fault shutdown with the highest priority will PO Gyan gt Use Tab 22 to check if the fault can be be displayed The fault code fixed and sub code are displayed gt Ifthe fault cannot be fixed contact your alternately The codes ER ET RRSO contractor immediately inform your contractor about the possible cause Confirm a fault press the dial to switch to the room temperature display The fault is displayed again automatically after 60 minutes if it is still active The cause can be a fault on the user interface in a component in an assembly or on the heat source The system keeps operating as much as possible in other words heating of the home can continue 2 Cause or fault 2S eE descrioti i amp 8 amp 8 description Testing sequence Cause Measure Display is blank System is switched off gt Switch on the system The power supply to the user interface has Check that the user interface is been interrupted correctly seated in its wall bracket A6x 1010 Nocommunication via gt Check that the user interface is BUS connection EMS in correctly seated in its wall bracket heating zone x A6x 1038 Invalid time date in Date time not yet set Set date time heating zone x Prolonged loss of power supply Avoid voltage failures A6x 3061 Nocommunicationwith gt Check that the user interface is 3062 contro
5. for heating zone 1 3 Settings in the service menu may only be changed by a contractor hidden by default m Heating Purpose of the menu j H Time Date Time of Day Time correc Date format Time Format Temp Format Sensor calib 2 3 3 FFARR ae oO 3 Page Change the room temperatures gt 11 and time program for the heating system permanently B DHW Change the hot water gt m 4 temperature and settings for the hot water system Holiday Settings for operating the system during prolonged gt ra oa periods of absence vacation program i Info Display the current temperatures and operating status of the system gt m N Settings Change the general settings gt e g language time or date m 8 Table 7 6720811 158 2015 02 CRC200 Working with the MENU 11 5 3 Adapting the settings for Heating with the time program automatic mode Heating menu Normally the time program provides the best heating comfort If the temperatures or the time program do not meet your needs you can adapt the settings Setting the temperatures for the operating modes in the automatic mode Adetailed description of how to change the temperatures can be found in Chapter 4 2 Page 7 Menu Heating gt Temperatures Menuitem Description Heating Desired room temperature for the heating mode if automatic mode is
6. half hour As a result a discrepancy of 15 minutes may occur in the segment display of the time program This discrepancy has no effect on the time program A detailed description of how to modify the time program can be found in Table 10 Page 12 Menu Heating gt Time program Menuitem Description Mon Fri It is possible to set 6 switching times for each Saturday day 3 switching times for heat begin and Sunday 3 switching times for setback begin The minimum duration of a heating phase is peu 30 minutes revy The default settings are Wednesday Mon Fri Heat begin1 06 00am to Strt Thursday sethack1 11 00pm Friday and Sunday Heat begin1 08 00am to Strt setback1 11 00pm This means that you are heating from 11 00pm in the evening until 06 00am on the following day to the setback temperature only Saturday and Sunday until 08 00am Table 9 Time program settings in the heating menu CRC200 6 720811 158 2015 02 12 Working with the MENU The following table shows how to activate or modify the time program Operation Result Activate automatic mode with time program If manual operation is active man displayed gt Press the auto key The user interface controls the room temperature in the automatic mode on the basis of the time program 12 41 We o mi rie Lt Li 100000000000000 6 12 18 24 6720811 158 19 10 Open time program for several days for one
7. room temperature For example if the thermometer is showing a temperature 1 2 F 0 7 C higher than the user interface increase the setting value under Sensor calib by 1 2 F 0 7K gt Press the dial The user interface operates with the modified settings 6 720 811 158 2015 02 CRC200 Energy saving tips 19 6 Energy saving tips Economy heating Use the time program by activating automatic mode Set the required room temperatures for the heating and setback operating modes in accordance with your personal temperature preferences Adjust the time programs to suit your lifestyle Heating mode 3k Comfortable living environment Setback mode q Active living away from home or asleep Keep the user interface away from external heat sources e g sunlight tiled stoves etc Otherwise there may be undesired fluctuations in the room temperature Never position large objects such as a sofa immediately in front of radiators maintain a clearance of at least 50 cm Otherwise the heated air cannot circulate and heat the room adequately Ifyou reduce the room temperature by 2 F 1 K 1 C you can save up to 6 energy However allowing the room temperature of heated rooms to drop below 59 F 15 C daily is not recommended This way the walls cool off too much In the heat up phase the room climate is disturbed by the cold walls which continue to emit cold If you further increase the r
8. the time and date gt gt gt gt Press the menu key to open the main menu Turn the dial to highlight the Settings menu Press the dial to open the selected menu Turn the dial to select the Time Date menu and press the dial The menu item Time of Day is displayed Time of Day IIC a l al 6 720 811 158 14 10 Table 5 Getting started More settings CRC200 6720811 158 2015 02 Operation gt Press the dial The input field for the hour setting starts to flash gt Turn the dial to set the hour and press the dial The input field for the minute setting starts to flash gt Turn the dial to set the minutes and press the dial 8 Getting started Time of ey ime of ee ba Br be bel an kan 6 720 811 158 15 10 gt Turn the dial to select the menu item Date and press the dial The first input field for the date starts to flash in the text line observe the setting in the Settings gt Format gt Date format menu gt Set the month day and year in the same way as the hours and minutes gt Press the dial The setting value stops flashing The user interface operates with the modified settings o3 20 601 4 TIN 6 720 811 154 16 10 To prevent the user interface settings from being modified inadvertently Activate key block gt Press and hold the dial and auto key simultaneously for a few seconds until Key L
9. 00 permits simple operation of the heating system The desired room temperature can be set in the room by turning the dial Automatic operation with the adjustable time program assures energy saving operation by reducing the room temperature at specified times or shutting off the heating entirely This method of controlling the heating optimizes thermal comfort while minimizing energy consumption DHW heating can be adjusted conveniently and controlled efficiently 2 1 Notes on functional scope The functional scope and thus the menu structure of the user interface are determined by the structure of the system Your attention is drawn to the importance of the system structure at the relevant places in these instructions The control ranges and factory settings may differ from the information in these instructions depending on the system installed at the site Consult your contractor if you have further questions 2 2 Function as controller Water heating settings for the storage tank and thermal disinfection are made in the first heating zone on the CRC200 The CRC200 functions as a Room temperature dependent controller which means automated control of the heating based on the room temperature 2 3 Certificates This product has been tested and is certified for both the US and Canadian markets and meets all applicable US and Canadian standards 2 4 Applicability of the technical documentation Allinformation related to BUS systems and heat
10. 1 Tu 4 Recirculation 8 vn a tal marr O gt par Aor TO 000000000000000 C2 SAFE SR 24 6 720 811 158 02 20 Fig 2 Symbols on the display sample figures Item Symbol Designation Explanation 1 img Value display Display of the current room temperature and input field for the desired room B OF temperature Display of information values and input field for setting values 2 pm am Time of day Afternoon morning with 12 hour format factory setting 12 hour format 3 Text line Time of day e g 02 03pm and current day of the week e g Mo Display of menu items settings info texts etc Additional texts are identified by direction arrows and displayed by turning the dial 4 auto Operating mode Automatic Mode Active according to time program man Hold Mode Active manual operation XK Heating Circuit Active Setback Mode Active 5 00000000 Segment display Solid segments time set for operating mode today 1 segment 30 min 0 6 No segments time set for setback mode today 1 segment 30 min 6 Operating state Burner operational 7 ml Menu Heating Menu with settings for the heating system B Menu DHW Menu with settings for water heating Menu Holiday Menu with settings for vacation program Py Menu Info Menu to display current information about the heating system e g heating hot water Gl Menu Settings Menu with general settin
11. 5 02 CRC200 Product Description 3 1 2 Safety instructions These operating instructions are intended for the heating system user gt Read and retain the operating instructions heat source modules etc prior to operation gt Observe safety instructions and warnings Designated use gt Use the product only to control heating systems in residential houses or apartments Any other use is considered improper Any resulting damage is excluded from the manufacturer s warranty Inspection and maintenance Regular inspection and maintenance are prerequisites for safe and environmentally compatible operation of the heating system We recommend that you enter into a contract for the annual inspection and demand dependent maintenance with an authorized contractor gt Have work carried out only by an authorized contractor gt If any faults are discovered have them remedied immediately Risk of damage from frost The system can freeze if it is switched off gt Observe the instructions for frost protection gt Always leave the system switched on for additional functions e g water heating or anti seize protection gt Have faults rectified immediately Risk of scalding at the hot water draw off point gt If hot water temperatures above 60 C are set or if thermal disinfection is activated a mixer must be installed If in doubt ask your contractor 2 Product Description The user interface CRC2
12. 581 www bosch climate us U S A Products manufactured by Bosch Thermotechnik GmbH Junkersstrasse 20 24 D 73249 Wernau www bosch thermotechnology com Bosch Thermotechnology Corp reserves the right to make changes without notice due to continuing engineering and technological advances
13. IM eee Room temperature dependent control 3 Frost protection G General settings sisne er EE 18 H Heat DORI siecssncsntcessoacessendacesazessedcessontesssaudessteaiamnaesiete 11 Hot water DHW recirculation return ccccecsceseesseeseesseesseeneees 14 Tank OAGING E A E A E 14 I ID number on the user interface cccccccsecsecessessesseeee 23 Information about the system ccccccsccscesesseseesseseeeee 17 CRC200 6 720 811 158 2015 02 S Safety iStructiONs seissen narasiata Sensor calibration ee Service display issnin ETE ro N EEEE EE T ETA Set hot water temperature 17 Setback arsen wal Setting the Contrast cccccccccseceseeeeeeseeeseeseeseeeseees 18 Setting the temperature SIH ating MOE ssccoaceseesssecescsscsasessncsvecessesnsosasssacanns 11 Setback mode ane Setting the time oo cc ccecsccsscesecsecesecseeeeeseeeeees 7 18 Setting the time correction cccsceeseeseesseeseeeeeeeeeeee 18 SUB COTE 2 4 sia rener error erne 21 Switching Mme eseri aaa anede 11 T Tank loading ses sorcerer ed eds 7 Temperatures For the heating Mode ccescssecssecseeeseeseeseeeseeee 11 For the setback mode cecseceeeeceeceeeeeeeeeseeeeeees 11 Inthe automatic mode 11 Sensor calibration 18 Setting the room temperature ccccceeseeeseeseceseeeeees 6 Thermal disinfection c ccceccsceessesesseeeeeeeseeeeeeee
14. active the time program will switch to this temperature at the start of every heating phase 42 F 86 F 5 5 C 30 0 C This temperature cannot be set lower than the temperature for the setback mode 1 F 0 5 C Desired room temperature for the setback mode if automatic mode is active the time program will switch to this temperature at the start of every setback phase 41 F 85 F 5 0 C 29 5 C or OFF This temperature cannot be set lower than the temperature for the heating mode 1 F 0 5 C Temperature settings in the heating menu Setback Table 8 Adapting the start of heating and start of setback in the Time program Six switching times are available under each menu item in the Time program menu day of week or group of days Using these switching times three heating phases per day can be established Heat begin1 represents the first switching time for the heating mode and defines when the first heating phase starts Strt setback1 represents the first switching time for the setback mode and defines when the first heating phase ends To set the same switching times for several days of the week set the switching times under Mo Fr first Then adapt the time program for the individual days of the week that differ and for Saturday and Sunday i The switching times in the time program can be set in 15 minute increments In the segment display each segment corresponds to one
15. ation ends starts to flash gt Turn the dial to set the day vacation ends and press the dial 2 The user interface operates with the modified settings The vacation program is activated automatically on set vacation begin date The vacation period for the example shown runs from 12 00am on 08 06 to 12 00am on 08 22 08 06 08 21 Tine Liv 6 720 811 158 32 10 Canceling vacation program gt Press the man key The user interface will now constantly maintain the set temperature entered for manual operation Hot water is available only if immediate tank charging is active or the hot water operating mode is ON gt If necessary turn the dial to set the desired room temperature and press the dial or wait a few seconds The user interface will now constantly maintain the new set room temperature 12 55 We m o o EUC i man gt Press the auto key to resume the vacation program 6 720 811 158 33 10 Canceling the vacation program early gt Open the Holiday menu gt Press the dial The setting value ON starts to flash in the input field gt Turn the dial to select OFF and press the dial The vacation program is ended prematurely The setting values for the vacation begin and vacation end dates are deleted Holia i any org 6 720 811 158 34 10 Table 14 Activating setting interrupting or prematurely ending the vacation program 1 Ifthe vacation begin dat
16. ct a submenu e g Settings gt Format gt Press the dial to open the selected menu Changing the setting gt Turn the dial in order to select the desired menu item e g Format gt Contrast gt Press the dial The current setting appears and flashes gt Turn the dial to set a value gt Press the dial The setting value stops flashing The user interface operates with the modified settings Closing the menu gt Press the Back key to return to the next higher menu or gt Press and hold the Back key for a longer period of time to close the main menu and return to the room temperature display immediately Table 6 Working with the main menu CRC200 6 720811 158 2015 02 10 Working with the MENU 5 1 Menu structure Main Menu H Time program Reset Sched A DHW H Mode Tank loading Recirculation Disinfection gA Fig 3 Main menu summary 1 Set language m Heating EJ Holiday Temperatures Holiday Prog Heating i Info Setback Heating 2 2 Outdoor Temp Operat stats Room Temp Operat stats Set temp Actual Temp Settings Contrast 6720811 156 17 20 5 2 Overview of main menu 2 Available only on the user interface
17. e precedes the current date the year vacation begins is the coming year 2 Ifthe vacation end date precedes the vacation begin date the year vacation ends is the year following the year vacation begins 6 720811 158 2015 02 CRC200 Working with the MENU 17 5 6 Displaying information about the system Info menu The current system values and the active operating status can be displayed easily via the Info menu No changes can be made here The DHW menu is displayed only if the user i interface is installed and set up appropriately in a system with water heating Opening the menu Press the menu key to open the main menu Turn the dial to highlight the Info menu Press the dial to open the info menu Turn the dial to select a submenu e g DHW Press the dial to open the selected menu vvvvy Display information current hot water temperature If no information appears in the value display gt Press the dial The information for the selected menu item appears gt Press the Back key to return to the menu item gt Turn the dial to select a menu item e g Actual Temp Menu Info gt Heating Menuitem Description possible displays Outdoor Temp The currently measured outdoor temperature e g 23 F 5 0 C This menu item is displayed only if an outdoor temperature sensor is installed Operat stats Room Temp The heating system can have four differe
18. econds 52 weeks 6 92 seconds per week Increase the value of the time correction by 7 s week Setting output formats and properties of the user interface Proceed as described in Table 6 on page 9 to change the settings in the Format menu Menu Settings gt Format Date format Display of the date in all menus DD MM YYYY or MM DD YYYY where D day M month Y year If indication of the year is not needed e g in the vacation program only DD MM or MM DD appears Time A 24 hour format 24h and a 12 hour format Format 12h am and pm are available for displaying the time Temp The units C and F are available for Format displaying the temperatures Sensor If the room temperature displayed by the user calib interface is not accurate correct the discrepancy by up to 5 4 F 3 C a Calibrating the room temperature sensor Sensor calib Contrast If what appears on the display is hard to see because of the lighting conditions adjust the contrast of the display 36 64 Table 20 Calibrating the room temperature sensor Sensor calib gt Place a suitable thermometer close to the user interface so that they are both subject to the same heat influences gt Keep heat sources such as direct sunlight and body heat etc away from the user interface and the thermometer for one hour gt Open the Sensor calib menu gt Turn the dial to set the correction value for the
19. ees 14 Time program csesescsesecceseeceseceeseeecsseecsteceseeesseeeeses 7 Activating wal Heat begin oll Heating phase modet Modification sccsscsrscaesccescccistecearecaiscanicenciaaes 12 S RESE T are nE eens 14 Setback begin sl Switching time sae Ah Water eating nrnna estt 14 19 Vv Vacation ENA t2 8 atsieiiteet caine es Vacation mode Activating Interrupting oie Prematurely ending ccccsccsscssecsscesscstsesseeseeeeees 15 QOULING E ERE EE E DEERE AA casa Vacation start oe Ventilating 2 05 cscescssecazesseaceccsezesseowassesverseacadsatcestavnassasee w Water heating Always off ssecadedasanidsneaducatnedi eed asin iess 14 AlWaYSION icceedesiccdesivectdes tirana aetivnedeiin 14 AULO MORE a scacataencanie a e aae 14 on demand wld Operating modes 14 Time program 14 19 With storage tank ccc ec cesecsecsecsseeeseeseeeseeeseensees 14 Working with the main menu Changing the setting ccc cccccsecsscssecesseseeeseesseeeseenee 9 Closing the MENU c ccsescexcoreecsessenseseedtassnndesspntevecs sacar 9 Opening the MENU cccccesseeseeseceseesseeseeeseesseesseenee 9 6 720811 158 2015 02 CRC200 Notes CRC200 6 720811 158 2015 02 United States and Canada Bosch Thermotechnology Corp 50 Wentworth Avenue Londonderry NH 03053 Tel 603 552 1100 Fax 603 965 7
20. ge 7 Settings gt Language menu Menuitem Functional description Language The language used for menus and menu items can be changed Table 18 1 The set language appears on the display instead of the text Language Setting the time and date A detailed description of how to set the time and date can be found in Table 5 Page 7 Proceed as described in Table 6 on page 9 to change the other settings No settings are lost in the event of a brief power failure or if the heat source is shut down for short periods of time When the power supply is restored the user interface resumes operation If the shutdown period is prolonged the settings for the time of day and the date might have to be made again No other settings are required Menu Settings gt Time Date Menuitem Functional description Time of Day Set the current time Date Set the current date Time Time correction of the internal clock of the correc user interface in seconds per week 20 s week 20 s week Only the unit s seconds appears on the display instead of s week seconds per week gt Setting the time correction correctly Table 19 Setting the time correction correctly Example of calculating the time correction value with a time of day deviation of approx 6 minutes per year the clock in the user interface is 6 minutes slow 6 minutes per year 360 seconds per year year 52 weeks 360 s
21. gs e g language time date formats 8 Units line Physical units for the displayed values e g in the Information menu The following units can be shown MBTU sq ft K kWh m2 s bar min Table3 Symbols on the display CRC200 6 720811 158 2015 02 6 Getting started 4 Getting started An overview of the structure of the main menu and the position of the individual menu items can be found on page 10 4 1 Changing the room temperature Operation To check the current required room temperature Each of the following descriptions takes the standard display as its starting point gt page 5 Fig 2 at left Result If the automatic mode is active auto displayed gt Press the auto key The desired room temperature then appears on the display for a few seconds How long the current setting applies time to next switching time appears next for a few Set Room Temp v 3 seconds ooodoon 100000 6 12 8 24 2 6 720 811 158 03 10 If the hold mode is active man displayed k Press the man key Hold The desired room temperature then appears on the display for a few seconds An b 5 indication that the current setting is being held unlimited time then appears on the 1 l png S display for a few seconds O nan S amp 6 720 811 158 04 20 If it is too cold or too warm for you today Change the room temperature temporarily gt Turn the dial in order to set
22. individual weekday gt Press the menu key to open the main menu The Heating menu is highlighted gt Press the dial to open the selected menu gt Turn the dial to select the Time program menu and press the dial The Time program menu is open the Mon Fri menu item is displayed 6 720 811 158 20 10 gt Turn the dial to select Mon Fri change switching times for all weekdays together or Saturday Friday change switching times for individual weekdays gt Press the dial The selected menu item is open Heat begin is displayed Heat begin1 F E 500 G T ii 100000000000000 6 12 18 24 6720811 158 21 10 Set heat begin or setback begin earlier or later move switching time gt Open time program for all weekdays or one individual weekday gt Select the switching time and press the dial The hour currently set for the switching time and the associated segment in the segment display start to flash gt Turn the dial to move the switching time The setting in the value display changes in 15 minute increments and in the segment display in 30 minute increments gt Press the dial The user interface operates with the modified setting Sheltie ae a gt e AL ON i 24 6 720 811 158 22 10 Table 10 Activating and modifying the time program 6 720811 158 2015 02 CRC200 Working with the MENU 13 Operation Result Add a new heat
23. ing controllers contained in the technical documentation of e g heat sources applies also to the present user interface 2 5 Operation after a power failure No settings are lost in the event of a brief power failure or if the heat source is shut down for short periods of time min four hours power reserve after 1 hour of operation When the power supply is restored the user interface resumes operation If the shutdown period is prolonged the settings for the time of day and the date might have to be made again No other settings are required CRC200 6720811 158 2015 02 4 Overview of controls and symbols 3 Overview of controls and symbols e JE o man gt gt L L 6 720 809 984 40 10 Fig 1 Controls Item Element Designation Explanation 1 dial gt Turn to change a setting or select a menu menu item O gt Press to open amenu menu item or confirm a setting message 2 auto auto button gt Press to activate the automatic mode ED 3 man man button gt Press to activate the hold mode manual operation 4 5 Back button gt Press to return to the higher menu level or discard a setting Sa gt Press for an extended period of time to close the main menu 5 menu menu button gt Press to open the main menu C Table2 Controls 6720811 158 2015 02 CRC200 Overview of controls and symbols 5 6 12 3
24. ing phase e g Heat begin2 to Strt setback2 If all six switching times in the time program are not being used a new heating phase can be added z gt Open time program for all weekdays or one individual weekday 1 Heat begin2 gt Turn the dial to select Heat begin2 and press the dial The new switching time is added The hour and associated segment in the segment display start to flash onom 0 6 12 18 24 67208111582370 a ar X gt Turn the dial to set Heat begin2 e g to 02 00pm and press the dial The new heating phase is added with a duration of one half hour Strt setback is set to 02 30pm If necessary move Strt setback2 to later e g to 11 00pm The user interface on tala l operates with the modified settings gt vi rm BHES E al vaba onfair 6 720 811 158 24 10 Interrupt heating phase with setback phase e g add setback phase between Heat begin2 and Strt setback2 gt Open time program for all weekdays or one individual weekday gt Turn the dial to select Strt setback2 end of the heating phase being interrupted sit setjacka gt Set Strt setback2 to the start of the interruption e g 06 00pm gt gt Add anew heating phase and set heat begin and setback begin e g Heat begin3 i i 09 00pm to Strt setback3 11 00pm Sy The user interface automatically sorts the heating phases chronologically The user g A noha jam AVE lt interface operates
25. ller in heating correctly seated in its wall bracket 3063 zone x 3064 Hxx Maintenance required The system keeps gt Make arrangements to have the operating as far as possible system serviced by your contractor HO7 1017 Waterpressuretoolow Water pressure in the system is too low gt Top up the heating water as described This level is only displayed if your system in the heat source operating is equipped with a digital pressure sensor instructions Table 22 Table with fault and service displays If a fault persists or is not listed here gt Callan authorized contractor or customer service and give them the fault code and sub code as well as the ID no of the user interface E et ee ee E Table 23 Your contractor must enter the ID no of the user interface here during installation CRC200 6 720 811 158 2015 02 22 Environmental protection disposal Fault affecting the heat source Heat source faults are always displayed on the heat source If there is a BUS connection between the user interface and the heat source faults are also displayed on the user interface If in doubt ask your contractor about the type of connection Locking faults on the heat source can be rectified by performing a reset gt Reset the heat source See the operating instructions for the heat source for additional information about eliminating faults affecting the heat source gt Ifthe fault cannot be rectified by a
26. main menu gt Turn the dial to highlight the Holiday menu Holi loliday prog gt Press the dial to open the selected menu YP a The menu item Holiday Prog is displayed f i J D 6 720 811 158 29 10 Activate the vacation program and set the vacation time gt Open the Holiday menu gt Press the dial MU The setting value OFF starts to flash in the input field ee gt Turn the dial to select ON and press the dial FUN The text line displays the vacation begin date factory setting for 1st vacation day current Lion date and the vacation end date factory setting for last day one week after the current date The input field for the day vacation begins starts to flash 6 720 811 158 30 10 gt Turn the dial to set the month vacation begins and press the dial The month that vacation begins is changed the input field for the day vacation begins W L starts the flash 08 06 ZOTIT gt Turn the dial to set the day vacation begins and press the dial run The day that vacation begins is changed the input field for the month vacation ends starts LON to flash 6 720 811 158 31 10 Table 14 Activating setting interrupting or prematurely ending the vacation program CRC200 6 720 811 158 2015 02 16 Working with the MENU Operation Result gt Turn the dial to set the month vacation ends and press the dial The month that vacation ends is changed the input field for the day vac
27. mperature maintenance remains active even if a request comes from a different CRC200 The operating modes for hot water can be used independently of the active operating mode for heating The automatic mode for water heating is active when AUTO appears in the value display under the menu item Mode There is no separate time program for water heating The time program for heating also specifies the switching times for water heating Water heating is active for a half an hour before during and after each heating phase all heating circuits The time program for water heating is also in effect during manual operation of the heating system e Continuous water heating or temperature maintenance is active when Mode appears in the value display under the menu item ON There is no water heating or temperature maintenance when Mode appears in the value display under the menu item OFF A detailed description of how immediate tank charging is activated and how the hot water temperature is set can be found in Chapter 4 2 Page 7 Proceed as described in Table 6 on page 9 to change the other settings Disinfection Thermal disinfection safeguards the hygienic quality of the hot water If AUTO is set the hot water is heated to 158 F 70 C once every Tuesday starting at 2 00am at night Table 12 6 720811 158 2015 02 CRC200 Working with the MENU 15 5 5 Setting up a vacation program The factory settings guaran
28. nt operating conditions The current status of each heating zone assigned is displayed If OFF is displayed the heating is off but frost protection remains active If Heating or Setback is displayed the heating system is operating in automatic mode Based on the time program the system heats to the temperature set for the particular operating mode f Manual is displayed the heating system operates in the manual mode The currently measured room temperature e g 72 F 22 0 C Table 16 Menu Info gt DHW Closing the menu gt Press the Back key to return to the next higher menu gt Press the Back key for an extended period of time to close the main menu Table 15 Operating the info menu Operat Display of the current operating status of water stats heating ON or OFF Settemp Desired hot water temperature e g 122 F 50 0 C Actual The currently measured hot water Temp temperature e g 117 F 47 0 C Table 17 CRC200 6 720811 158 2015 02 18 Working with the MENU 5 7 General settings Settings menu All relevant settings for the end customer are combined under the general settings This starts with language selection continues through all time settings and format selections and ends with sensor calibration and display contrast Changing the language A detailed description of how to change the language can be found in Table 5 Pa
29. ock appears in the text line ALTEN Z gt Ifa control element is actuated while key block is active Key Lock appears in the text line z inimii NS Canceling key block gt Press and hold the dial and auto key simultaneously for a few seconds until Key Lock no longer appears in the text line 6 720 811 158 17 10 To change the language of the display texts Set language gt Press the menu key to open the main menu gt Turn the dial to highlight the Settings menu a oli h IL gt Press the dial to open the selected menu T a sai Mal NU gt Press the dial E No The currently set language flashes in the text line and appears in abbreviated form in the value display Eg gt gt Turn the dial until the desired language appears and press the dial The selected language is active immediately 6 720 811 158 18 10 If your day night pattern changes e g if you work shifts Adapt the time program Enter setting in the Heating gt Time program menu gt Table 10 Page 12 Table5 Getting started More settings Heat begin1 k TIO LOL P 6 a pla ae a 6 720 811 158 21 10 6 720811 158 2015 02 CRC200 Working with the MENU 9 5 Working with the MENU Opening the menu gt Press the menu key to open the main menu gt Turn the dial to highlight the the desired menu e g Settings gt Press the dial to open the selected menu gt Turn the dial to sele
30. om temperature for a period of time which deviates from the temperatures set for heating or setback Activate manual operation and set the required room temperature Manual operation gt Press the man key The user interface will now constantly maintain the set temperature entered for manual operation gt Wait afew seconds until the default display appears again or press the dial twice gt Turn the dial to set the desired room temperature and press the dial or wait a few seconds The setting value stops flashing The user interface operates permanently and for an unlimited period of time with the modified setting without setback Rg Flocm feny E a a ia EIA 6 720 811 158 08 10 Table4 Getting started Room temperature 4 2 More settings Operation Result If you need hot water outside of the times set in the time program Activate immediate tank charging immediate hot water function gt gt gt gt gt Press the menu key to open the main menu Turn the dial to highlight the DHW menu Press the dial to open the selected menu Press the dial The current setting appears and flashes Turn the dial to set ON and press the dial Water heating tank heating or instantaneous flow heating becomes active immediately After heat up immediate tank charging switches off again 8 Tanko dir g VA fiM Lind che 6 720 811 158 11 20 Setting
31. omatic mode program for heating or operating mode for water heating The set system Call approved configuration for hot contractor or water heating does customer service not fit the heating system Radiators become too hot Required room temperature greatly exceeded Set thermostat s in adjoining rooms lower Set the required room temperature for Heating lower The hot water at Mixer set lower than If you are in doubt thetapsisnot the required hot contact your reaching the water temperature contractor to come required and check the mixer temperature setting Unfavorable user Call approved interface installation contractor or location e g customer service external wall near window in draft Excessiveroom Temporaryinfluence Call approved temperature of external heaton contractor or fluctuations the room e g from customer service solar exposure room lighting TV fireplace etc Temperature Incorrect time set Set the time rises instead of dropping Table 21 Eliminating sensed faults Table 21 Eliminating sensed faults 1 See operating instructions of the heat source for further information 6 720 811 158 2015 02 CRC200 Troubleshooting 21 8 2 Eliminating displayed faults A fault in your system is indicated on the display of NOTICE Risk of system damage due to the user interface If there Fault A freezing
32. oom temperature more energy is used than with the same amount of heat supply With good heat insulation of your building it is possible that after a heating phase the desired room temperature for the setback mode will not be reached Nevertheless energy is being saved as the heating system stays off You save still more energy if you set the switching time for the setback mode earlier Ventilating properly Briefly open the windows fully instead of only alittle If the windows are only open alittle heat is constantly drawn out of the room without significantly improving the indoor air Water heating on demand Ifthe heating phases and the times at which hot water is required are closely aligned use the time program for water heating in automatic mode as well Set the hot water temperature as low as possible This saves a lot of energy without noticeably impairing DHW convenience CAUTION Health hazard due to legionella WIN gt Atlower hot water temperatures activate thermal Disinfection 7 FAQ Why does the room temperature measured with a separate thermometer not correlate with the displayed room temperature Various different factors influence the room temperature If the user interface is installed on a cold wall it will be affected by the cold temperature of the wall If it is mounted in a warm part of the room such as close to a fireplace or chimney it will be influenced by the heat there Theref
33. ore a separate thermometer can indicate a different room temperature than that set at the user interface When comparing the displayed room temperature with temperatures measured by another thermometer it is important to remember the following The separate thermometer and the user interface must be physically close to each other The separate thermometer must be accurate When comparing do not measure the room temperature when the system is heating up as the two devices may react at different speeds to the change in temperature If you have followed these instructions and you can still detect a discrepancy you can now calibrate the room temperature display gt page 18 Why do the radiators get too hot when the outside temperature is relatively high Even in the summer the radiators may be heated for a short time under specific circumstances namely when the pump is started up automatically at a predefined interval to prevent it from seizing up jamming If the pump happens to be started up immediately after water heating the unused residual heat is dissipated via the heating circuit and the radiators Why does the pump run at night even though the home is not being heated at all or only very little The setback type Reduced operation is set permanently for the user interface In order to maintain a lower room temperature the pump continues to run even if the heating is reduced The measured room temperature i
34. r available more quickly DHW tanks A DHW tank stores large quantities of heated drinking water e g 32 gal 120 liters and thus provides sufficient hot water at the taps Time program A time program automatically switches the operating mode at fixed times If the automatic mode is activated for water heating the time program for heating also determines the switching times for water heating and operation of the recirculation pump DHW recirculation pump Arecirculation pump circulates the hot water between the water heater and tap Thus hot water is available more quickly 6720811 158 2015 02 CRC200 K Index KEY IOGK EE E EEE 7 A L Actual hot water temperature FanNgUAgE EETA AT 7 10 18 AO MOd E a eaaa Ea aaa E Er KE EEES 0 c Old appliance sccccsecicssecccavesaveccevsavesaserecussveersiacereeaees Certifications css ssinsesiscacssdeatssactszechededscestastedsesasteisatea isoss 3 Operating MOde sccccsveccserssessercessenssonencioseessvenesonennsss Changing the room temperature Auto mode for automatic mode sssseesseesessssseresresrsssen seerne 6 Manual operation in manual mode 6 Operating status temporarily 6 IC AUING REED duets lt sSevecesnearateracest casts AA EDEN 17 OU WALCN anfia aeea Aa E iaie 17 D Operating the info menu Desired room temperature cccccccscessceteeseceseeeeeseeesee 6 Closing 1 Display
35. reset contact your contractor 9 Environmental protection disposal Environmental protection is one of the fundamental company policies of the Bosch Group We regard quality of performance economy and environmental protection as equal objectives Environmental protection laws and regulations are strictly adhered to To protect the environment we use the best possible technology and materials taking into account economic points of view Packaging For the packaging we participate in the country specific recycling systems which guarantee optimal recycling All packaging materials used are environmentally friendly and recyclable Old appliances Old appliances contain resources that should be recycled The components are easy to separate and the plastics are marked This allows the various components to be sorted for appropriate recycling or disposal 6 720 811 158 2015 02 CRC200 Setup log 23 10 Setup log The contractor fills out the setup report during commissioning It is intended to provide you with information Menu item Selection m Heating Temperatures Heating F C C Setback F C C Time program P Ss s 2 lE jf B E 2 z JAAMAS AGAAGA wn D in Heat begin1 Strt setback1 Heat begin2 Strt setback2 Heat begin3 Strt setback3 gt Hot water Temperature OF C Mode O AUTO factor
36. s higher than the required room temperature Why is the heat source still running The heat source may be heating hot water CRC200 6 720 811 158 2015 02 20 Troubleshooting 8 Troubleshooting 8 1 Eliminating sensed faults A sensed fault can have various causes which can usually be eliminated by taking simple steps If it is too cold or hot for you the following table will help you eliminate these sensed faults Problem Possible cause Measure Required room Temperaturesset Set the required temperature not too low room temperatures achieved higher Problem Possible cause Measure Room The building retains Set an earlier temperature too a lot of heat switching time for high during Setback Setback operating mode Incorrectorno For instance Call approved control connection between contractor or user interface and customer service heat source faulty Supply temperature Set supply controlleronheat temperature source set toolow controller higher gt operating instructions of the heat source Bleed all air from the radiators and Air in the system system Heat up takes Wrongheatingzone Call approved too long response contractor or customer service Domestic hot Hot water Set the hot water water tank does temperature on temperature not heat up heat source set too higher low Time program for Change time heating set and water heating in aut
37. setting an individual Sched time program can be reset to the factory settings All other settings are retained Table 11 5 4 Changing the settings for water heating CAUTION Health hazard due to legionella gt At lower hot water temperatures activate thermal Disinfection WARNING Risk of scalding A If thermal disinfection is activated to prevent legionella the hot water is heated once to 158 F 70 C Tuesday night at 02 00am The hot water temperature is set at the factory to 140 F 60 C There is a risk of scalding at the taps if the temperature is set higher than this gt Make sure that a mixer is installed If in doubt ask your contractor Hot water menu Tank loading If immediate tank charging is activated ON water heating or temperature maintenance is active immediately Mode gt Operating modes for water heating Page 14 Recirculation Recirculation makes hot water available immediately at the hot water taps IFON is set hot water is pumped through the recirculation line briefly once or several times per hour If AUTO is set hot water is pumped through the recirculation line briefly once or several times per hour at the times water heating or keeping water hot is active Set OFF to save as much energy as possible Operating modes for water heating The following statements refer to a request for hot water from this CRC200 Water heating or te
38. tee energy saving and safe operation during your vacation The room temperature used for NOTICE System damage heating between the vacation start and vacation end dates VIN gt After a prolonged period of absence corresponds to the setback temperature in the automatic mode check the operating pressure of the see Changing the setting gt Chapter 4 2 page 7 heating system at the pressure gauge If the CRC200 is used as the controller water heating or temperature maintenance is off while the vacation program is To save energy we active recommend that you uss the Holiday After the end of the vacation program the user interface vacation program during a o operates again with the set time program heating and setback prolonged period of ee ci hases absence LI L P The vacation program is Vacation menu activated automatically at 67208711582870 Menuitem Functional description the previously set vacation pg Holiday If the setting value is set to ON the heating start date While the the vacation program is running the text Prog system automatically operates energy line displays Holiday The current room temperature appears efficiently from the vacation begin to the in the value display vacation end date gt Tab 14 Table 13 The following table shows how to activate set interrupt or prematurely end the vacation program Operation Result Open the vacation menu gt Press the menu key to open the
39. the desired room temperature gt Press the dial or wait a few seconds to 11 00 pm The setting value stops flashing The user interface operates with the modified ue i settings TLI The change applies until the next switching time in the active time program is reached gt Chapter 5 3 Page 11 The temperature stored in the automatic mode then becomes active again Auto mode 6 720 811 158 05 10 Should it be permanently too cold or too hot for you Change the required room temperature for the Heating or Setback mode gt Press the menu key to open the main menu gt If necessary turn the dial to highlight the Heating menu gt Press the dial to open the Heating menu Notice Continued on page 7 Auto mode Temperatures 6 720 811 158 06 10 Table4 Getting started Room temperature 6 720 811 158 2015 02 CRC200 Operation Auto mode Notice Continued from page 6 gt Press the dial to open the Temperatures menu gt Turn the dial to select the menu item Heating or Setback and press the dial The current setting appears and flashes gt Turn the dial to set the desired room temperature for the selected operating mode and press the dial The setting value stops flashing The user interface operates with the modified settings Result Getting started 7 Set P 7 L F ty 6 720 811 158 07 10 If you require a ro
40. tory settings Values stored permanently in the user interface e g complete time program that can be restored by you or your contractor when necessary e g Reset Sched Manual operation The automatic mode and time program are interrupted during manual operation The system maintains the set room temperature constantly and without setback Mixer Assembly that automatically ensures that hot water can be drawn from the taps at a temperature no higher than the temperature set on the mixer It is not installed in every system Switching time A particular time at which the heating begins to heat In the automatic mode water heating also depends on the switching times The switching time is a component of the time program Thermal disinfection This function heats up the domestic hot water to a temperature above 140 F 60 C sufficient to kill pathogens e g legionella Heed the safety instructions for the danger of scalding Supply temperature Temperature at which the heated water flows in the space heating system from the heat source to the heating surfaces in the rooms To reduce heat losses and save energy today s designs provide for lower supply return temperatures e g 140 104 F 60 40 C Temperature maintenance If temperature maintenance is activated for a heat source the heat source upstream of the water heating does not have to be heated according to the instantaneous flow principle This makes hot wate
41. with the modified settings S730 817 885570 Delete a heating phase e g Heat begin2 to Strt setback2 gt Open time program for all weekdays or one individual weekday gt Turn the dial to select Strt setback2 and press the dial The hour currently set for the switching time and the associated segment in the segment Diele 2 display start to flash esas ae gt Turn the dial to set Strt setback2 to the same hour as Heat begin2 i ae Delete appears in the text line P W A no TE a Aia gt Press the dial The heating phase is deleted The user interface operates with the modified settings Delete a setback phase e g Strt setback1 to Heat begin2 gt Open time program for all weekdays or one individual weekday 6 720 811 158 26 10 gt Delete the heating phase before Strt setback1 or after Heat begin2 Hy S bebfin t The user interface automatically sorts the heating phases chronologically gt Set Heat begin1 to earlier or Strt setback1 to later STU a The setback phase is deleted The user interface operates with the modified settings p i T EA u 0 St kg um mf 6 720 811 158 27 10 Table 10 Activating and modifying the time program CRC200 6720811 158 2015 02 14 Working with the MENU Resetting the time program to the factory settings Menu Heating gt Reset Sched Menuitem Description Reset With the aid of the YES
42. y settings O ON CO OFF WWSD O OFF F C Recirculation O AUTO factory settings O ON O OFF Disinfection O OFF factory settings O AUTO a Settings Contrast Table 24 Setup log CRC200 6 720811 158 2015 02 24 Technical terms Technical terms Auto mode The heating system is heating in accordance with the time program and an automatic changeover takes place between operating modes Operating mode The operating modes are Heating and Setback They are depicted by the symbols 3k and q Each of these operating modes is assigned a desired room temperature that can be changed Instantaneous water heater With this type of water heating hot water is available on demand Compared with water heating with a DHW tank it can take longer for the required temperature to be reached at the taps This delay can be reduced by activating temperature maintenance gt Temperature maintenance Frost protection Frost protection prevents system components from freezing With strictly room temperature dependent control frost protection is in effect only in the room where the user interface is installed An additional outdoor temperature sensor can ensure frost protection for the entire system even with strictly room temperature dependent control Required room temperature also desired or set temperature set room temp The room temperature to be achieved by the heating system It can be set individually Fac
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