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1. 6 720 811 153 00 10 CRC200 Comfort Room Controller BOSCH Installation instructions for contractors EE 6720811 156 2015 02 Contents Explanation of symbols and safety instructions 2 1 1 Guideline to symbols 1 2 Safetyinstructions 0 000e Product Description ceceeeeeeeeee 3 2 1 Product Information 00 3 2 1 1 Controltypes 0 ce cece eee eee 4 2 1 2 Possible applications in different heating SYSTEMS cise ea nn entire erawns hedged 4 2 2 Important instructions foruse 5 2 3 Scope of delivery 0 e eee ee 5 2 4 Technical Data 6 2 07 ACCOSSOMES sosi trenine anai nnna i 6 2 6 Applicability of the technical documentation 6 installation aissius ana 6 3 1 Installation location 0 5 7 3 2 Installati n hcccsc ss seeaitenceseees 3 3 Power connection 3 4 Attaching or removing the user interface 9 ICOMERONS ressec enean ea E 10 Commissioning ceeeececececeees 10 5 1 Basicsettings 0 c cece eee 11 5 2 Checklist Important settings for commissioning e eee eee 13 Switching off power ceeeeeeeeee 13 Main MON e235 cisiee ec sininte Sesame tiesed ae cveiioe 14 Service menu eeeeeeeeeee 8 1 System data menu 8 2 Heatingzonemenu2. 00 ee ee 17 8 3 Functiontestmenu 06 18 BA IMOMONU sesioan kretan iA 8 5 Maintenance menu 8 6 System info menu Troubleshooting ccececeececscees 21 10 Environmental protection disposal 23 1 Explanation of symbols and safety instructions 1 1 Guideline to symbols Warnings 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 A 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 This symbol indicates important information where there is no risk to people or property G Additional symbols gt Sequence of steps gt Cross reference to other points in this document or to other documents Listing list entry Listing list entry 2nd level Flashing display e g flashing 1 pease Zip T
3. Temp or Room Outside Frost thiesh I7 Frost thresh appears on the display You can set the threshold outdoor temperatur for frost i protection For further details see table 7 TE L D gt Press the dial gt Turn the dial to change the temperature 67208111503610 gt Press the dial to switch to the next setting Table4 Basic settings 6720811 156 2015 02 CRC200 Switching off power 13 Basic settings Heating Start appears on the display gt Press the dial gt Turn the dial to select YES and press the dial automatically or gt Turn the dial to select NO and press the dial The system configuration continues Configuration has been completed The installation date of the CRC200 is set ois 6 720 811 156 14 10 Upon selecting YES the CRC200 is configured as a controller The heating system and possibly water heating are operating Following configuration only the menu items relevant for the configured system are displayed Table 4 Basic settings 5 2 Checklist Important settings for commissioning Always perform commissioning so that the system operates as needed Based on experience the following settings are very important to satisfy the system user Control type room temperature dependent DHW priority A heat demand for hot water has priority or hot water and heating have the same priority if possible hydraulically Tim
4. H Set DHW Temp H DHW Temp Maintenance System info 6720811 156 18 20 1 Fig 12 Overview of the service menu 1 Available only on the user interface for heating zone 1 2 Available if supported by heat source CRC200 6 720 811 156 2015 02 16 Service menu 8 1 System data menu The heating system is configured automatically or manually in this menu With automatic configuration important data are preset Default Menu item setting Control range Functional description HC assignment 1 1 8 Number of the assigned heating zone Auto Config NO NO YES NO Manual configuration of the system YES Automatic system configuration detects connected modules and temperature sensors and presets important data Pump conn see Heat Source Heat Source Heating pump connected to heat source only for heating desciption HC Module zone 1 Heat Source is default if no CZM100 is detected HC Module Heating pump connected to CZM100 HC Module is default if CZM100 is detected Heat System HighTemp High Temp Assign the heating system to the heating zone to cancel the factory Low Temp default Control type Room supply Room supply Select control type details in gt Chapter 2 1 1 Page 4 Room output Room temperature dependent operations Room supply supply temperature control Room output power output control not
5. Connections are not polarity specific If the maximum total length of the BUS connections between all BUS users is exceeded or the BUS system has a ring structure commissioning of the system is not possible Maximum total length of the BUS connections with AWG18 0 75 mm 492 ft 150 m gt If several BUS users are installed maintain a minimum clearance of 4 100 mm between the individual BUS users gt If several BUS users are installed connect the BUS users in series or ina star pattern gt To avoid inductive interference Make sure all low voltage cables are routed separately from line voltage cables min clearance 4 100 mm gt Inthe case of outside inductive effects use shielded cable and ground one end of the shield Do not connect the shield to the connecting terminal for the ground conductor in the module use the building ground instead e g unused grounded terminal or water pipe gt Establish a BUS connection to the heat source BUSA BB CRC200 Helou B oi Fig 7 Connection of the user interface to a heat source 6 720 811 156 06 10 1 Terminal identification On heat sources with an EMS BUS system terminals are BUS or BB The outdoor temperature sensor accessory needs to be connected to the heat source gt Observe the instructions for the heat source when connecting the electrical supply When senso
6. Supply temperature required at the heat source set temperature Appl act sply 68 194 F 20 90 C Supply temperature measured at the heat source actual temperature Appl max sply 95 194 F 35 90 C Maximum supply temperature set at the heat source LLH Temp 68 194 F 20 90 C Current hot water temperature in the low loss header HC Operation OFF Current operating mode of assigned heating zone gt User interface operating Heating instructions Setback Summer Manual HC set sply 68 194 F 20 90 C Required supply temperature in assigned heating zone HC act sply 68 194 F 20 90 C Measured supply temperature in heating system Set Room Temp OFF Heating switched off e g in the summer 41 86 F 5 0 30 0 C Desired room temperature Room Temp 41 86 F 5 0 30 0 C Measured room temperature DHW Operation ON Water heating active OFF Water heating not active Set DHW Temp 59 176 F 15 80 C Desired hot water temperature DHW Temp 59 176 F 15 80 C Measured hot water temperature Table 8 Info menu CRC200 6 720 811 156 2015 02 20 Service menu 8 5 Maintenance menu Service relevant settings are made in this menu e g deleting the list of faults after all faults have been rectified in the course If the service display is set directly at the heat source on the basis of the run time or burner hours the setting of service Maint message appears under ON but the Maint d
7. gt Fig 1 The user interface is installed in a suitable living space Heating systems with several CRC200 CRC200 O HC 3 S CRC200 CZM100 HC 1 a ai o lx CRC200 Hc ali it 6 720 811 156 01 10 Fig 2 Example of a heating system with three heating zones with one CZM100 and one CRC200 per zone as the controller Usually in heating systems with several heating zones each zone is individually controlled by a CRC200 gt Fig 2 In this case the following applies Each CRC200 controls its heating zone independently In other words the CRC200 controls the assigned heating zone completely e g HC 3 gt Fig 2 in terms of room temperature time program vacation program and immediate tank charging In addition to the automatic mode manual operation is also possible Central settings are adopted from the CRC200 in the first heating zone This includes parameterization of water heating and the low loss header header sensor This means that water heating settings for the storage tank temperature and thermal disinfection are made in heating zone 1 onthe CRC200 Onthe CRC200 for heating zones 2 8 it is possible to set one operating mode for water heating The heat source selects the highest value from the set point values received In addition manual override for tank charging is possibl
8. and Solar module Following automatic configuration the display switches to guided system configuration Which settings are available during guided system configuration depends on the installed system While in guided system configuration you can press the Back button to switch to the previous menu item A flashing display means you should turn the dial to change the setting or press the dial to confirm the shown setting Available only on the user interface for heating zone 1 not visible when a combi boiler is used DHW DHW appears on the display You can set wether a hot water system is installed or how it is installed For further details see table 5 gt Ifthe display is not flashing press the dial gt Turn the dial to change the setting 67208111563010 gt Press the dial to switch to the next setting Table 4 Basic settings CRC200 6 720811 156 2015 02 12 Commissioning Basic settings Available only on the user interface for heating zone 1 LLH Sensor appears on the display You can set wether a low loss header is installed and where its temperature sensor is connected For further details see table 5 gt Press the dial to make the flashing default setting appear gt Turn the dial to change the setting gt Press the dial to switch to the next setting Available only on the user interface for heating zone 1 Recirculation appears on the display You can set wether a reci
9. faulty temperature sensor and zone module 3201 Heating zone 1 Check connection between zone If screws or a plug is loose rectify the an module and supply temperature contact problem 3208 Heating zone 8 sensor Check the supply temperature If values do not agree replace the sensor sensor against its data table Check the voltage to the connection _ f sensor values agree but the voltage values terminals of the supply temperature do not replace the zone module sensor on the zone module against its data table A31 3101 Zone module has no Check configuration on the Assign the correct heating zone and set a communication to CRCx00 in corresponding controller Control type to Room supply 3108 the heating zone Check heating zone assignment on Assign the correct heating zones other controllers 3101 Heating zone 1 Check if cable for EMS connection is Replace damaged cable po T damaged 3108 Heating zone 8 Controller defective Replace defective controller A31 3201 Zone module detects Check corresponding zone valve and Replace faulty zone valve or end switch ae unreasonable status of the end switch for status and defects 3208 end switch 3201 Heating zone 1 3208 Heating zone 8 A61 1005 System configuration not System configuration not completed Configure system completely and confirm e confirmed A68 A61 Heating zone 1 A68 Heating zone 8 Table 11 Fault table CRC200
10. as possible on the basis of the supply temperature available only with supply temperature control This saves energy but may also reduce comfort NO If the system has more than one heat source installed e g a hybrid system or a buffer storage tank is installed this function must be deactivated OFF by Outdoor Temp by Room Temp Room Outside Frost protect by Room Temp Note To ensure frost protection for the heating zone set outdoor temperature dependent frost protection This setting is independent of the set control type Outdoor temperature dependent settings are only shown with connected outdoor temperature sensor OFF Frost protection off Other Frost protection is deactivated activated on the basis of the temperature selected here gt Threshold temperature for frost frost protection limit temperature Page 18 4 50 F 20 10 C ON OFF Frost thresh 41 F 5 C DHW Priority ON gt Threshold temperature for frost frost protection limit temperature Page 18 ON Water heating is activated the heat demand of the heating system is canceled OFF Water heating is activated the heat demand of the heating system is being met simultaneously only possible if the hot water system is supplied via the tank pump Table6 Settings in the heating zone menu CRC200 6 720811 156 2015 02 18 Service menu Threshold temperature for frost fr
11. controller and Connect controller properly with a oe connecting cable functioning cable A68 Heating zone 8 Check if controller is faulty Replace faulty controller A61 3061 No communication with zone Check connection to zone module Connect controller and zone module se ISa module and connecting cable properly with a functioning cable A68 3068 Check if zone module is faulty Replace faulty zone module A61 Heating zone 1 A68 Heating zone 8 A61 3091 Room temperature sensor Controller faulty Replace controller sn Nees faulty A68 3098 3091 Heating zone 1 3098 Heating zone 8 Table 11 Fault table 10 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 recyclin
12. test gt Close all DHW taps gt Inform occupants of the premises of the risk of scalding 6 720811 156 2015 02 CRC200 Service menu 19 default Menu item setting Activation Control range NO YES Functional description NO The actuators revert to their previously stored position so that the system starts up again after the function tests in the same condition as when shut down YES The instantaneous operating status mixer actuation stroke pump stage or speed of the actuators in the system is saved All actuators in the system switch to the test mode System pump 0 in 0 100 in 0 System pump for heating zones with valves not running switched off 100 System pump for heating zones with valves running at maximum speed HC Pump O in 0 100 in 0 Heating pumps not running zones valves closed off 100 Heating pumps running zones valves open on Table7 Settings in the function test menu 8 4 Info menu Heating system settings and measurements are displayed in this menu No changes can be made Menu item Possible values Description Outdoor Temp 40 122 F The currently measured outdoor temperature is available only if an outdoor 40 50 C temperature sensor is installed Appl oper ON Burner operating OFF Burner not operating Appl set sply 68 194 F 20 90 C
13. 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 CRC200 6 720811 156 2015 02 4 Product Description 2 1 1 Control types Supply temperature control and output control are available for room temperature dependent control With supply temperature control the CRC200 reacts to a difference between the current and the required room temperature by changing the supply temperature This method of control is suitable for apartments and residential houses With power output control which is possible only in systems with one heating zone and no CZM100 the CRC200 reacts toa difference between the current and the required room temperature by changing the heat output of the heat source There are fewer burner starts and shorter pump runtimes This saves energy and enhances the boiler s and the pump s lifetime 2 1 2 Possible applications in different heating systems Heating system with one CRC200 CRC200 HC 1 is 6 720 811 153 03 10 Fig 1 Example of a heating system with one heating zone HC 1 anda CRC200 as controller single family home The CRC200 serves as the controller for heating systems with one heating zone and water heating
14. 5 02 R Recirculation PUMP scc secsseecsscosacasecsessocesstessacsaseontenes 16 Recycling wecssctidscciatceiasterdecetace dst viede shee 23 Removing the user interface from the base sccc000 9 Reset entire user interface 000 16 Reset fault 20 RESET SEVICE isc2cccssccec ssssdsedaxiveccssasestacstansssedesaatstsessas 20 room temperature ActualVva le gerens ai a aS 19 Set point Room temperature dependent control cccecceeeeees 3 S Safety instructions ccccccsccsscsecsccseesccsecssesseseeseeseees 3 Scope of delivery ccccccsccsecsscsccsccsecsccsccaecseeseseceseees 5 Service display c cccccssecsccseceseeeeeseessessseeeseesseeeeees 20 Service menu OVEIVIOW A E EEE 15 Settings 15 Shut down 13 SHULOWN 0 aiainae saath Acc deh des 13 Software version Control Syste M sosire te eranak raras 20 EEO A AETAT 20 Heating zone module cccceesecsceeseeeseeseeeseeeeeeeee 20 Supply temperature Actual value at the heat source ssesieseeeeeeeeeeee 19 Heating zone actual value 19 Heating zone set point Maximum value at the heat source 19 Maximum value in heating zone cccceseeseeeeeeeeeee 17 Set point on the heat Source ee eseeseeteeeseeseeeeeeeee 19 System ata sssr raeson riren A A ATONA TEL T 15 Syst M O e aE EEE 15 System pump Functional test ccccccsecsecesscss
15. 6 720 811 156 2015 02 22 Troubleshooting a 28238 ipti i 8H Q Cause or fault description Testing sequence Cause Measure A61 1010 No communication via BUS Check whether bus cable was Rectify wiring faults and switch controller off as connection EMS connected incorrectly and on again A68 Check whether bus cable is faulty Repair or replace the bus cable A61 Heating zone 1 Remove expansion module from BUS Replace faulty BUS user 68 ieat 8 and switch controller off and on Heating zone 8 again Check whether the cause of the fault is a module or module wiring A61 1030 Internal data error of the Controller faulty Replace controller 1034 controller A68 1035 1036 A61 Heating zone 1 A68 Heating zone 8 A61 1037 Outdoor temperature sensor Check configuration The selected _ If an outdoor temperature sensor is not oa faulty setting requires an outdoor desired Select the room temperature A68 temperature sensor dependent configuration in the controller A61 Heating zone 1 Check the connecting cable between If there is no continuity rectify the fault ne f the controller and outdoor A68 Heating zone 8 temperature sensor for continuity Check the electrical connection of Clean corroded connecting terminals in the the connecting cable in the outdoor outdoor sensor housing temperature sensor or on the plug in the controller Check the outdoor temperature If value
16. Allinformation related to BUS systems and heating controllers contained in the technical documentation of e g heat sources applies also to the present user interface 6720811 156 2015 02 CRC200 Installation 7 3 1 Installation location The control quality depends on the installation location 7 e The installation location reference room must be This user interface Is intended only for wall suitable for controlling the zone gt Fig 5 Page 7 mounted installation Do not install in the heat The user interface must be installed on an interior wall SOUNGE Donot place obstructions within 2 1 2 0 75 m below CRC200 The room in your home where the controller is installed is the reference room The room temperature in this room serves as the reference variable for the entire system 2 23 1 4 a 0 6 m 21m ii i Q i nE R A ajo V i N TIAN i al Nye Re N Yy ll i 6 720 811 153 03 10 Fig 5 Installation location in the reference room CRC200 6 720811 156 2015 02 8 Installation 3 2 Installation The installation surface on the wall must be flat gt Install the base on a wall gt Fig 6 18 2 AWG 2x 1mm 6 720 811 156 05 10 Fig 6 Mounting the base 3 3 Power connection Power is supplied to the user interface via EMS BUS
17. O NO YES NO The current settings have been retained YES The factory settings are being restored except time and date Table5 Settings in the system data menu 6720811 156 2015 02 CRC200 Service menu 17 8 2 Heating zone menu Settings for the heating zone are made in this menu With automatic configuration important data are preset Afterwards only the relevant menu items appear in this menu Menu item Max Suppl T default setting 118 F 48 C Low Temp heating 167 F 75 C only High Temp Control range 86 140 F 30 60 C with Low Temp heating 86 185 F 30 85 C only High Temp NOTICE Risk of damaging or destroying the screed gt If radiant floor heating Low Temp is installed observe the maximum supply temperature recommended by the manufacturer A Functional description Maximum supply temperature the control range depends on the heating system selected PID charact Medium Fast Medium Slow Opt pumprun NO NO YES Control characteristics only visible when room temperature dependent control is selected Fast Fast 2k P range older home loose construction limited insulation Medium Average 3k P range Minimum building requirements medium construction Slow Slow 4k P range newer home tight construction well insulated YES Optimized pump operation active The heating pump runs as little
18. able 1 Additional symbols 6720811 156 2015 02 CRC200 Product Description 3 1 2 Safety instructions These installation instructions are intended for competent persons who are skilled in dealing with water installations heating and electrical systems gt Read the installation instructions heat sources modules etc before starting the installation gt Observe safety instructions and warnings gt Observe national and regional regulations technical rules and guidelines gt Document all work performed Designated use gt Use the product only to control heating systems in single or multi family dwellings Any other use is considered improper Any resulting damage is excluded from the manufacturer s warranty Installation commissioning and maintenance Installation commissioning and maintenance may be performed only by alicensed contractor gt Never install the product in wet areas gt Install only genuine spare parts Electrical work Electrical work may be carried out only by qualified electricians gt Before starting electrical work Isolate all poles and secure against unintentional reconnection Ensure the system has been disconnected from the power supply gt Never connect the product to line voltage gt Also observe the connection diagrams for other system components Handing over to the operator Installing contractor Please train the end user in proper use of this produc
19. ate cannot be set default Menu item settings Controlrange Functional description Maint message OFF ON OFF Maint message is not available for heating zone 1 No service display appears on the user interface Aservice display appears on the screen of the user interface on the set date gt Maint date Maint date 01 01 2012 Date for next heating system maintenance only for heating zone 1 12 31 2099 Reset Maint NO NO YES Reset Maint is not available for heating zone 1 The service display is not reset The service display is reset Current Fault e g 09 29 All current faults are displayed arranged in order of fault severity the fault 2014 date appears in the text line the fault code and sub code flash alternately in A11 802 the value display Fault History e g 07 31 The last 20 faults are displayed arranged in order of the time of occurrence 2014 The fault date appears in the text line the fault code and sub code flash A02 816 alternately in the value display Clear Fault NO ON OFF The fault history is retained The fault history is deleted Table9 Settings in the maintenance menu 8 6 System info menu Detailed information about the BUS users in the system can be queried in this menu No changes can be made Menu item Display example Functional description Install date 09 14 2014 The date of the first confirmed configuration is recorded automatica
20. ating zone pump CONNECTION eeeceeeeteeseeeeeeeees 16 Hot water SELVICE MENU wwisseeusessencersccsszecssedsessnteestecssaseasettesentaads 15 System data PA Vid 3 way valve cceccccccscessecssceseesseenscesscsseeeseeseeeseens 16 Vid tank pump wistcceviscesesecasecsecsvesssseuavsgersnedsseacerstavencaes 16 Hot water operating status cceeseceseeeseeeeseeeeeeees 19 Hot water temperature SACHA WAIUG wis eane ETE ANES 19 Maximum Valle sess csesaszcssdescessicesscuce cvgessenes cganstatevvecest 19 Se SOUDOUM erede e nr E N eae 19 l Info service menu wuceiakerzdstecutederiecdosaisiavveddiceeianes 15 Installation 6 Installation date 20 Installation of the DaS cccescescsscssesscsscsecsseseeseeneens 8 L Low loss header 0 ccccesccsecsscescessseseecseesseeeeeeseeeseens 16 M Main menu VOI VICW eener aeaee aE e e aE Settings Maint date MAINGCNANCE iscescaterierseeticeeceossesdarcevssdseluena soteawenvess 0 OldappliantES serris Heavebecatanacds 23 Outdoor temperature ccccceeseceecseeeseeeseeseeeseeeeeees 3 P Packaging ssvesccsvsecesesscvvreersveccrveczasiwersavendavearseceveenss PID charact POWEP COMMECKION sniene En EEEa 8 POWER fale eienaar RAEE ARN 13 Power reserve wcsicscsacusdsacestsacessvsesesdsccedssacdacardenacvsanas 3 13 Product Description cccccsecssecssecssceeeseeseeesseeeeeee 3 CRC200 6720811 156 201
21. circulation 2 Settemp Temp Format _ Disinfection Actual Temp Sensor calib A gt i Contrast SJ Service 3 6720811 156 17 20 Fig 11 Main menu summary 1 Set language 2 Available only on the user interface for heating zone 1 3 Service menu gt Chapter 8 6720811 156 2015 02 CRC200 Service menu 15 8 Service menu gt Ifthe standard display is active press and hold the menu gt Turnthe dial to select a menu item or change the value of a button for about three seconds until the service menu K appears in the main menu gt Press the dial to open the already highlighted service menu S setting gt Press the dial to open the selected menu item activate the input field for a setting or confirm a setting Main Menu lt x Service H Control type H Heating circ H System Data H HC assignment H Auto Config H Pump conn 1 H Heat System DHW 2 sro j Hw e I Max Suppl T H PID charact ial T gt lt HH Opt pump run l Room Temp l Frost protect l DHW Operation Info gt gt
22. e When the system is operating all requests from the individual CRC200 are processed i e each request for hot water is implemented If the vacation program is active in the CRC200 for heating zone 1 only the assigned first heating zone and the hot water set point in the CRC200 for heating zone 1 are affected Water heating is still based on the set point values in the CRC200 for heating zones 2 8 This ensures on demand heating and availability of hot water for each heating zone based on the settings in each individual CRC200 6 720811 156 2015 02 CRC200 2 2 Important instructions for use Product Description 5 2 3 Scope of delivery WARNING Risk of scalding A gt If hot water temperatures are set above 140 F 60 C or thermal disinfection is switched on a mixer must be installed NOTICE Risk of damage to the floor N gt Radiant floor heating must be installed only as a heating zone with mixer and an additional temperature switch to protect the floor from overheating by delivering too hot supply water The user interface may be connected only to heat sources with Bosch EMS BUS or CZM100 for multi zone applications This user interface is intended only for wall mounted installation gt Chapter 3 starting at page 6 6 720 811 156 02 10 Fig 3 Scope of delivery 1 User interface 2 Technical documentation 3 Screws a
23. e program Determines when heating is active see user manual for details How to change settings in the service menu is described in Chapter 8 Alternatively see the user manuals The installation date of the CRC200 is set automatically when the configuration is confirmed initially by starting the heating system Li 6 Switching off power The user interface is powered via the BUS system and is always on The system is switched off only for maintenance work for example gt Disconnect power from the entire system and all BUS users Li After a prolonged power failure or extended period of idleness the date and time may need to be reset All other settings are retained permanently CRC200 6720811 156 2015 02 7 Main menu gt Ifthe standard display is active press the menu button Further information on operation navigation in briefly to open or close the main menu the main menu can be found in the operating gt Turn the dial to select a menu item or change the value of a instructions setting gt Press the dial to open the selected menu item activate the input field for a setting or confirm a setting Wan wens lt lt Tenperaures ray Pe Hear Heating i Info Time Date Setback Heating TimeofDay Time program Outdoor Temp Date sid Reset Sched Operat stats L Timecorrec Tank loading DHW HDateformat Mode Operat stats Time Format Re
24. eeseccecseesseeseeeseeees 18 T Tank PUMP reiini nianie 16 Technical Data iesca aneian rai 6 Temperature Heating supply pipe eee eeeceeeseeeseeeeeseeeseeeeeee 19 SHOU WAC ct iovscccasacervence CatsastiacteseivstastecesSverdiaratcawven 19 on the low loss header ccccsccsseeseesecssseseeseeeseeees 19 Temperature sensor on the low loss header ccccsccesccseesecsseeeeeseeeseeee 16 Thermal disinfection cccccccccsccscescsscsscsscsscsecssceeees 18 Troubleshooting ccccccccesscescesseesecssecssceseecseesseeneees 21 U User interface cccccsscscsscescsscsscssessessessesscsscesessessees 16 Using aS ACOntrOlM er oo eee eee eescescescessceecsseesseeseeeseessees 3 6 720811 156 2015 02 CRC200 Notes CRC200 6 720 811 156 2015 02 United States and Canada Bosch Thermotechnology Corp 50 Wentworth Avenue Londonderry NH 03053 Tel 603 552 1100 Fax 603 965 7581 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
25. ent date automatically via the BUS system Sii gt Turn the dial to set the date and then press the dial The format for displaying the date can IN be changed gt operating instructions 6 720 811 156 21 1 The display switches to the time setting The current setting starts to flash The user interface may obtain the current time automatically via the BUS system Time of Ray gt Turn the dial to set the time and then press the dial The format for displaying the time can am Oo m lt be changed gt operating instructions TA Li S AA 6720 811 156 20 21 The display switches to the heating zone assignment The current setting starts to flash gt Press the dial in order to confirm the setting HC assigiymin ark a gt If several CRC200 are installed in the system Turn the dial to assign one of the heating we l zones 2 to 8 and then press the dial 6 720 811 156 11 10 The display switches to automatic configuration The current setting starts to flash gt Turn the dial to select YES and then press the dial Auto Colfig Automatic configuration starts to detect the connected modules and temperature sensors i vL During automatic configuration the Auto Config display flashes tho NS 6 720 811 156 12 10 Without automatic configuration following menu items have to be configured additionally Pump conn only heating zone 1 Control type Ext RoomSens
26. er menu level or discard a changed value Sa gt Hold down to switch from a menu to the standard display 5 menu menu button gt Press to open the main menu C gt Hold down to open the service menu Table 3 Controls oa Commissioning First make all electrical connections and then carry out the commissioning During the initial commissioning Fill out the gt Observe the installation instruction for all components and commissioning report in the operating assemblies in the system gt Switch on the power supply only after all modules are coded instructions and in Chapter 11 Page 24 The date time and commissioning date are still present in the gt Set the heat source to the maximum supply temperature user interface when commissioning after a reset and DHW temperature needed and activate the automatic You can find an overview of all settings in Chapter 7 starting at mode gt Switch on the system Commission the user interface as shown in Table 4 page 14 6720811 156 2015 02 CRC200 Commissioning 11 5 1 Basic settings Basic settings Once the user interface is connected to the power supply the language selection appears on the display The current setting starts to flash gt Turn the dial to set the language and then press the dial ST al The display switches to the date setting The current setting starts to flash The user interface may obtain the curr
27. g or disposal CRC200 6720811 156 2015 02 24 Setup log Service menu contractor 11 Setup log Service menu contractor Table 12 Enter the ID number on the backside of the user interface here Removal from wall plate has to be done to look at the ID Installer Customer system user Date commissioned Menu item Selection System data for details see gt Table 5 Page 16 1 2 O 3 O4 HC assignment o5 6 07 08 Pump conn Heat System Control type O Heat Source O High Temp C Room supply O HC Module CZM100 O Low Temp O Room output Table 13 Setup log DHW O No O Yes 3 wyviv O Yes pr pump LLH Sensor O No O Yes onmod Recirculation ONO OYES WWSD O OFF F C Heating zone for details see gt Table 6 Page 16 Max Suppl T F C PID charact Ol Fast Medium O Slow Opt pump run O NO O YES Frost protect O OFF O by Outdoor Temp O by Room Temp CO Room Outside Frost thresh F C DHW Priority O OFF OON DHW Max DHW Temp F C Maintenance Maint date 6 720811 156 2015 02 CRC200 Index A ACCESSOTY ecceeseeeeseee 6 Activation function test 18 Attaching the user interface ccccccscsscsscscesceseeseeseeeee 9 Automatic configuration cccccsecesessessesseseesseseesees 16 B BUS CONNECTION sxiieace
28. lly Control unit XXX X Designation of the heat source controls Control SW 1 xx Software version of the heat source controls 2 XX SW controller NFxx xx User interface software version HC Module SW NFXx xx CZM100 software version 1 Table 10 System info 1 Not available if a corresponding module is installed 6720811 156 2015 02 CRC200 Troubleshooting 21 9 Troubleshooting A fault appears on the display of the user interface The cause can be a fault on the user interface in a component in an assembly or on the heat source The instructions belonging to the affected component assembly or heat source used and Use only original spare parts Damage resulting from spare parts not supplied by the manufacturer is not covered under warranty Li especially the service manual with detailed fault descriptions contain additional information on troubleshooting Many heat source faults do not appear on the display of the user interface They are described in the documents for the heat source used If a fault cannot be corrected contact the service technician responsible for your area or the nearest Bosch office The last 20 faults that occurred are saved with a time stamp fault history gt Page 20 Cause or fault description Testing sequence Cause Measure A12 815 Supply temperaturesensor Check cable connecting supply If there is a fault replace cable sensor
29. nd anchors CRC200 6720811 156 2015 02 6 Installation 2 4 Technical Data N A j auto menu Sy Sy man gt Sy Sy E 3 g 09 2 L l j S ID a N A y N 63 64 gt 3 3 4 ea mm 15 16 4 95 mm 33 mm 6 720 811 153 08 10 Fig 4 Dimensions Dimensions W x H x D F Be pa 5 16 3 Installation gt Fig 4 The detailed system schematics for mounting the hydraulic Rated voltage 10 24VDC assemblies and the associated control devices can be found in Nominal current 6 mA the installation manual of CZM100 BUS interface EMS 2 wire BUS DANGER Risk of electric shock Control range 41 86 F 5 30 C A gt Before installing this product Permissible ambient 32 122 F 0 50 C Disconnect the heat source and all other temperature B BUS users from the line voltage across all Protection class Ill poles Protection IP20 Table2 Technical Data 2 5 Accessories Function modules of the EMS control system CZM100 Zone module for up to three heating zones Outdoor temperature sensor for WWSD Warm Weather Shut Down and frost protection Only compatible with the following products CRC100 and CZM100 Applicability of these instructions to EMS capable modules These instructions also apply to the user interface when used in conjunction with CZM100 accessory 2 6 Applicability of the technical documentation
30. ost protection limit temperature NOTICE Risk of destroying hot water conducting system components if the threshold temperature for frost is set too low and room temperatures are below 32 F 0 C gt Only contractors are permitted to adjust the factory setting of the frost threshold temperature 41 F 5 C for the system gt Donotset the threshold temperature too low Damage resulting from a frost threshold temperature set too low is not covered under warranty gt Assured frost protection of the system is not possible without an outdoor temperature sensor Outdoor temperature dependent settings are only shown with connected outdoor temperature sensor G With an outdoor temperature dependent frost threshold temperature with or without the effect of room temperature the following applies If the outdoor temperature exceeds the set threshold temperature by 2 F 1 K C and there is no heat demand from the heating system the heating pump switches off If the outdoor temperature drops below the set threshold temperature the heating pump switches on system frost protection With a room temperature dependent frost threshold temperature the following applies Ifthe room temperature exceeds 45 F 7 C and there is no heat demand from the heating system the heating pump switch is off Ifthe room temperature drops below 41 F 5 C the heating pump switches on no sy
31. possible if CZM100 is detected Ext RoomSens NO NO YES NO The room temperature is determined by the internal temperature sensor of the user interface YES An additional room temperature sensor connected to the user interface future feature currently not available DHW No Yes 3 wy vlv DHWis only available if supported by the heat source not visible at combi factory settings Yes pr pump boilers depend on No No hot water system installed in conjunction with boiler installed heat Yes 3 wy viv Hot water system is supplied via 3 way valve source Yes pr pump Hot water system is supplied via indirect tank LLHSensor No No Yes on mod LLH Sensor System Supply Sensor is only available for heating zone 1 System Supply No No low loss header installed Sensor Yes on mod Low loss header installed even if temperature sensor is connected at heat source Recirculation NO NO YES Recirculation is only available for heating zone 1 NO The recirculation pump cannot be controlled by the heat source YES If the recirculation pump is to be controlled by the heat source the recirculation pump must be activated here as well Solar module NO NO YES NO No solar module connected YES No function in US CA no solar module available WWSD 70 F 21 C OFF 50 86 F Heating is off in the entire system at this set outdoor temperature This 10 30 C saves energy at higher outdoor temperatures only for heating zone 1 Reset All N
32. r leads are extended apply the following lead cross sections Upto 66 ft 20 m with AWG18 0 75 mm 66 ft 20 m to 330 ft 100 m with AWG16 1 50 mm2 6 720811 156 2015 02 CRC200 3 4 Attaching or removing the user interface Attaching the user interface 1 Attach the user interface at the top 2 Snap the bottom of the user interface into the base Attaching the user interface Fig 8 a e menu E 2 ce 2 6 720 809 984 06 10 Installation 9 Removing the user interface 1 Push the knob on the underside of the base 2 Pull the bottom of the user interface forwards 3 Remove the user interface by lifting upward Fig 9 6 720 809 984 07 10 Removing the user interface CRC200 6720811 156 2015 02 4 Controls Fig 10 Controls Item Element Designation Dial T S wy 6 720 809 984 40 10 SETEL CL gt Turn to change a setting value e g temperature or select from among the menus or menu items gt Press to open a menu or menu item confirm a set value e g temperature or a message 2 auto auto button gt Press to activate the automatic mode with the time program Es 3 man man button gt Press to activate hold mode manual operation for a permanent room temperature C set point 4 gt Back button gt Press to return to the high
33. rculation pump is installed For further details see table 5 gt Press the dial gt Turn the dial to change the setting gt Press the dial to switch to the next setting oye ZAS 6 720 811 156 3110 Recircul tti xN Heat System appears on the display You can set wether high temperature or low temperature heat radiation applies For further details see table 5 gt Press the dial to make the flashing default setting appear gt Turn the dial to change the setting gt Press the dial to switch to the next setting 6 720 811 156 33 1 Max Suppl T appears on sthe display You can set the maximum supply temperature For further details see table 7 gt Press the dial gt Turn the dial to change the temperature gt Press the dial to switch to the next setting Max Suppl T ziS FL NTIS 6 720 811 156 34 10 Frost protect appears on the display You can set wether frost protection depends on room temperature or outdoor temperature Outdoor temperature sensor must be installed for outdoor dependent frost protection For further details see table 7 gt Press the dial to make the flashing default setting appear gt Turn the dial to change the setting gt Press the dial to switch to the next setting Iil LITT zby Room Temp lt LILLI 6 720 811 156 35 2 Available only when outdoor sensor is connected and Frost protect is set to by Outdoor
34. s do not match replace the sensor sensor in accordance with table gt Technical documentation for the heat source Check the voltage at the connecting If the sensor values matched but the terminals of the outdoor temperature voltage values do not match replace the sensor in the controller in controller accordance with table A61 1038 Invalid time date Date time not yet set Set date time s Prolonged loss of power supply Avoid voltage failures A68 A61 Heating zone 1 A68 Heating zone 8 A61 1051 External room sensor not Wrong configuration in the controller Change to No in service menu external ar Miis available for external room sensor room sensor is not yet available A68 1058 A61 Heating zone 1 A68 Heating zone 8 Table 11 Fault table 6 720811 156 2015 02 CRC200 Environmental protection disposal 23 Cause or fault description Testing sequence Cause Measure A61 3011 CRC200 in heating zone 1 Check the configuration of controller If a zone module is to be installed set the wrongly configured in heating zone 1 setting Control type to Room supply Azone module is detected but not allowed with current settings A61 3011 CRCxO0 with corresponding Check the configuration of the Assign the heating zone properly ae Waa heating zone is missing controller for the corresponding A68 3018 heating zone A61 Heating zone 1 Check connection to
35. stem frost protection With a room outdoor temperature dependent frost threshold temperature the following applies If the room temperature drops below 41 F 5 C or if the outdoor temperature drops below the set threshold temperature the heating pump switches on system frost protection The by Room Temp setting does not offer absolute frost protection because piping installed in soffits for instance can freeze This can happen even though the temperature in the reference room is considerably above 41 F 5 C as the result of outside heat sources If an outdoor temperature sensor is installed frost protection can be assured for the entire heating system regardless of the control type set gt Inthe Frost protect menu set either by Outdoor Temp or Room Outside Li 8 3 Function test menu Using this menu the pump valve for each assigned heating zone can be tested They are tested by setting various setting values You can check whether the pump valve responds appropriately by observing the response of the corresponding component If Activation is set to YES in this menu the normal heating mode is interrupted in the entire system All settings are saved The settings in this menu are only temporary and revert to the respective default settings as soon as Activation is set to NO or the Function Test menu is closed CAUTION Risk of scalding if tank temperature limiter is deactivated during the function
36. sze d divide deciles ice ek 8 c CAD easaig ea cab vsseaceecshiessevaces Mobeeeeess 8 Commissioning GNOGKISE secscxcsshcoassvcesseazecseazestesuas AA 13 Mportant Setting S sic ccsdeccetavesssiecascieccetucreet cases 13 Commissioning report 24 Conditions power supply 13 Connection to the heat source 200 GOMUPOl VPE sarre earet eaae EA AE E REESEN ILTES 16 CONTOS sseni ssaispsedr iadaaa eiaa araia 10 20 Gunmen fault ierse riasin eai 20 D DAW POMY sirinin N ENEE 17 Dimensions EE Disposal eenen o AES 23 E EMS scesscweacesscescovcadsaucasseuthscertesveteaeessasesiedisaiesteanananeae 6 Environmental protection c cccccsscssecseeseceseesseeseees 23 External room Sensor scccsseeseeseceeceseesseeseeseesseeeees 16 F Fault COCES cccccecescessecsecsseessecseessecsseeeeeseesseesseeeees 21 Fault date Cmentarna S e testers es 20 FAUIENIStORY sisste5ecsicesstacacsounvarestsdssevs S ses 20 Fault histo innnan 20 Frost protection Heating ZOMG iresi rar tarai ARANEAE EET 17 E E EA A A 18 Frost thresh ccccccssecssecsscesecssecseccseeseesseeseeeeeees 17 18 Function module Functional test H Heat source operating Status c ccscceseeceeteeesteeeeeeees 19 Heating pump function test 18 Heating System sects aiarar isis eri E 16 Heating Zone He scctessecepid sue ad aa ieie 15 Heating zone assignment Heating zone operating mode 19 He
37. t gt Explain operation especially all safety related actions gt Point out that conversion or repair may be carried out only by a licensed contractor gt Provide a copy of these installation and operating instructions to the end user for future reference 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 Immediately correct any faults that occur 2 Product Description 2 1 Product Information The user interface is used to control a heating zone and a DHW tank charging circuit for water heating directly at the heat source The user interface incorporates a time program Preset for the heating zone but freely adjustable with 6 switching times per day Water heating may be controlled with or without time program The user interface displays information about the heat source and heating system and is used to change the settings Installation options On the wall with a BUS connection toa heat source or CZM100 module with an EMS BUS Interface Energy Management System After operating for 1 hours the user interface has a power reserve of at least four hours If the power failure lasts longer than the power reserve the time and date will be deleted All other settings are retained The functional scope and thus
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