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Viessmann VITOTRONIC 300-K Operating instructions

1. A10 145 145 EWEBE fs 9 3 3 Boiler water temperature sensor S3 Emissions test switch 5 A Without function V1 Fault indicator red 5 B Without function V2 ON OFF indicator green 9 Without function X Electrical interfaces 15 Flue gas temperature sensor 17 A Therm Control temperature sen sor or Return temperature sensor T1 17 B Return temperature sensor T2 143 External connections 145 KM BUS subscriber 146 External connections LON Connecting cable for data exchange accessory 174 5815 091 GB Schemes Vitotronic 100 type GC4B Connection and wiring diagram Overview 92IAJOS N01 Sra evr S T WS TS 273 sv sv N01 9v 89 160 SL8S 175 Schemes Vitotronic 100 type GC4B Connection and wiring diagram cont A2 PCB low voltage A9 Boiler coding card A3 PCB 230 V A10 LON communication module A6 Programming unit accessory A7 Optolink PCB emissions test A11 Power supply unit PCB Switch A12 Boiler control unit A8 PCB X Electrical interfaces 176 5815 091 GB 5815 091 GB Schemes Vitotronic 100 type GC4B Connection and wiring diagram cont PCB 230 V T6 3A e u oS m lt 5 gt p ER ES em L 150 E gt E E g SP Tim 1 1 m x Gf epu Gs
2. 133 Code 1 Vitotronic 300 K DHW group Coding Coding in the delivered condition Possible change DHW 67 40 For solar DHW heating 67 0 No set value 3 Set DHW temperature 67 10 Set DHW temperature ad 40 C Reheating is sup to justable from 10 to 95 C pressed above the selec 67 95 limited by boiler specific ted set temperature parameters DHW heating by the boil Observe the setting of cod er only if there is insuffi ing address 56 cient solar energy Enable DHW circulation pump 73 0 DHW circulation pump 73 1 During the time program ON according to time pro to ON 1 to 6 x h for 5 min gram 73 6 13 7 Permanently ON Solar group Only in conjunction with solar control module type SM1 Coding Coding in the delivered condition Possible change Speed control solar circuit pump 02 0 Solar circuit pump is not 02 1 Solar circuit pump is speed controlled speed controlled with wave packet control 02 2 Solar circuit pump is speed controlled with PWM control Cylinder maximum temperature 08 60 Set DHW temperature 08 10 Set DHW temperature ad maximum cylinder tem to justable from 10 to 90 C perature 60 C 08 90 134 5815 091 GB 5815 091 GB Solar group cont Coding in the delivered condition Code 1 Vitotronic 300 K Possible change Stagnation time reduction 0A 5 Te
3. 35 4 4 boilers connected to the 35 1 1 to 4 boilers connected to Vitotronic 300 K to the Vitotronic 300 K 35 4 Min system flow temperature 36 0 Electronic minimum sys 36 1 Minimum limit adjustable tem flow temperature limit to from 0 to 127 C only for set to 0 C 36 127 operation with standard room temperature 132 5815 091 GB 5815 091 GB Cascade group cont Coding in the delivered condition Code 1 Vitotronic 300 K Possible change Max system flow temperature 37 80 Electronic maximum sys tem flow temperature limit set to 80 C 37 20 to 37 127 Maximum limit adjustable from 20 to 127 C Note Value must be lower than the lowest value of coding address 06 in group 2 of every Vitotronic 100 Control type 3b 1 Standalone parallel boil er circuit With flow temperature sensor see page 101 3b 0 3b 2 3b 3 Standalone parallel boiler circuit Without flow temperature sensor see page 101 Standalone serial boiler circuit Without flow temperature sensor see page 101 Standalone serial boiler circuit With flow temperature sen sor see page 101 3b 4 Sequential control method with flow temperature sen sor see page 101 Control strategy 3C 2 Conventional boiler strat egy 2 see page 104 3C 0 Condensing strategy see page 102 3C 1 Conventional boiler strat egy 1 see page 104
4. Installation Vitotronic 100 Return temperature sensor T1 accessory Return temperature sensor T2 accessory c e MO 0 Rated current 4 2 A Recommended connecting cable H05VV F3G 0 75 mm or HO5RN F3G 0 75 mm 19 Installation Vitotronic 100 Connecting pumps cont Pumps with power consumption greater than 2 A Z T of External ON OFF Pump D Separate power connection To the control unit observe manufacturer s details C Contactor Pumps 400 V For switching the contactor Rated current 4 2 A Recommended connecting cable HO5VV F3G 0 75 mm or HO5RN F3G 0 75 mm Pump To the control unit Contactor 20 5815 091 GB 5815 091 GB Connecting actuators Available connections Installation Vitotronic 100 Vitotronic 100 type GC1B Vitotronic 100 type GC4B or Motor for 3 way mixing valve return temperature control Rated volt age Rated cur rent Recommen ded connect ing cable Runtime A Open v Close 52 A1 Motorised butterfly valve Motorised butterfly valve 230 V Max 0 2 0 1 A HO5VV F4G0 75 mm or HO5RN F4G 0 75 mm 5 to 199 s adjustable at coding ad dress 40 in group 1 General c MO 0 a Connecting a central fault message facility Note Rated voltage 230 V Rated current Max 4 2 A
5. 0 1 I h or gallons stage 1 26 99 h no count if 26 0 and 27 0 are programmed Note Values of coding address es 26 and 27 are added together 27 0 Type GC1B 27 1 Input from 10 to 1990 Burner fuel consumption to 1 step 10 I h or gallons h stage 1 27 199 no count if 26 0 and 27 0 are programmed 128 5815 091 GB 5815 091 GB Code 2 Vitotronic 100 Possible change Group 2 cont Coding in the delivered condition 28 0 Type GC1B No burner interval igni tion 29 0 Type GC1B Burner fuel consumption stage 1 and 2 no count if 29 0 and 2A 0 are programmed 28 1 Time interval adjustable to from 1 to 24 h Burner is 28 24 force started once every 30 s 29 1 Input from 0 1 to 9 9 to 1 step 0 1 I h or gallons 29 99 h Note Values of coding address es 29 and 2A are added together 2A 0 Type GC1B 2A 1 Input from 10 to 1990 Burner fuel consumption to 1 step 10 I h or gallons h stage 1 and 2 24 199 no count if 29 0 and 2A 0 are programmed 2b 5 Maximum preheating 2b 0 No preheating time time of the motorised but 2b 1 Preheating time adjustable terfly valve 5 min to from 1 to 60 min 2b 60 2C 5 Maximum run on time of 2C 0 No run on time the motorised butterfly 2C 1 Run on time adjustable valve 5 min to from 1 to 60 min 2C 60 2d 0 Type GC1B 2d 1 Shunt pump control func Shunt pump control func tion only ON if the boiler is
6. 126 m Switching hysteresis 98 Cc Cascade control unit 100 Central control 111 Central fault message facility m Vitotronic 100 ssssss 21 m Vitotronic 300 K 38 Checking outputs m Vitotronic 100 sssssse 61 m Vitotronic 300 K 62 208 Checking sensors m Vitotronic 100 sssssse 62 m Vitotronic 300 K 63 Code 1 m Vitotronic 100 ssussse 119 m Vitotronic 300 K 130 Code 2 m Vitotronic 100 sssssse 122 m Vitotronic 300 K 142 Comnmissioning eesssess 53 Components 4 res 185 Connecting actuators 21 Connecting a mixing valve 21 37 Connecting the control unit to the LON58 Connecting the external safety equip et EE 22 Connection and wiring diagram m Vitotronic 100 type GC1B 170 m Vitotronic 100 type GCAB 175 m Vitotronic 300 K 180 Controlled external shutdown 188 Control unit a Assembly oie 51 m Opening eee 52 Cylinder loading system 117 118 Cylinder priority con jo ro 108 116 136 162 Cylinder temperature control 115 Cylinder tempe
7. 2E 2 Wireless outside tempera ture sensor not used 2F 0 Never adjust 40 125 Actuator runtime at plug 40 5 Runtime adjustable from 5 82 A1 125 s to to 199 s 40 199 4A 0 Sensor 17 A not fitted 4A 1 Sensor 17 A fitted e g re turn temperature sensor T1 recognised automati cally 4b 0 No sensor 17 B instal 4b 1 Sensor 17 B installed led e g return temperature sensor recognised auto matically 4C 0 Connection on plug 4C 1 Primary pump cylinder 20 A1 loading system Heating circuit pump 4d 1 Connection on plug 29 44 0 Distribution pump Shunt pump 4E 1 Connection on plug 4E 2 Motor for 3 way mixing 82 A1 valve cylinder loading sys 3 way mixing valve for re tem turn temperature control 4F 5 Run on time shunt or dis 4F 0 No pump run on tribution pump 5 min 4F 1 Run on time adjustable to from 1 to 60 min 4F 60 54 0 Without solar thermal 54 1 With Vitosolic 100 recog system nised automatically 54 2 With Vitosolic 200 recog nised automatically 54 3 With solar control module type SM1 without auxiliary function recognised auto matically 54 4 With solar control module type SM1 with auxiliary function e g central heat ing backup recognised au tomatically 144 5815 091 GB 5815 091 GB General group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 5b 0 Without EA1 extension 5b 1 With EA1 extension rec
8. A v for the required coding address A v for the required value according to the following tables The heating circuit without mixer is designated Heating circuit 1 and the heating circuits with mixer as Heating circuit 2 or Heating cir cuit 3 If the heating circuits were given indi vidual designations the selected des ignation and HC1 HC2 or HC3 appear instead m For code groups see page 130 Note The system exits the service menu auto matically after 30 min Resetting all codes to their delivered condition Select Standard setting in coding Note level 2 This also resets codes at coding level 1 General group Coding Coding in the delivered condition Possible change 00 1 One heating circuit with For system schemes see out mixer A1 heating cir to the following table cuit 1 without DHW heating 142 5815 091 GB 5815 091 GB Code 2 Vitotronic 300 K General group cont Value ad Description dress 00 2 One heating circuit without mixer A1 heating circuit 1 with DHW heating recognised automatically 3 One heating circuit with mixer M2 heating circuit 2 without DHW heating 4 One heating circuit with mixer M2 heating circuit 2 with DHW heating 5 One heating circuit without mixer A1 heating circuit 1 one heating circuit with mixer M2 heating circuit 2 without DHW heating recognised automatically 6 One heating circu
9. Programming unit ON OFF switch Electrical interfaces 171 Schemes Vitotronic 100 type GC1B Connection and wiring diagram cont PCB 230 V qm Zt 2 eze on e 2 3 40 50 1 Al ota 29 A M1 52 8 21 o lt a un isi 172 5815 091 GB Schemes Vitotronic 100 type GC1B Connection and wiring diagram cont 5815 091 GB 20 Circulation pump flue gas 90 Burner stage 2 modulating water heat exchanger 150 External connections remove or jumper when connecting Switching output 8 External safety equipment 21 Without function b External blocking 28 Without function c External burner start 29 Shunt pump or boiler circuit 151 Safety chain potential free pump on site 156 Power supply for accessories 40 Power supply 230 V 50 Hz F1 F2 Fuse MCB 41 Oil gas burners F6 High limit safety cut out 50 Output for central fault mes 110 C sage F7 Temperature controller 95 C 52 Motorised butterfly valve K1 K10 Relay or S1 ON OFF switch Motor 3 way mixing valve S2 Test switch return temperature control X Electrical interfaces 173 Schemes Vitotronic 100 type GC1B Connection and wiring diagram cont PCB low voltage A6
10. Recommended connecting cable HO5VV F3G 0 75 mm or HO5RN F3G 0 75 mm Only fault messages from this one Vitotronic 100 will be passed on If faults from the entire system are to be passed on use plug 50 of the Vitotronic 300 K 21 Installation Vitotronic 100 Connecting the external safety equipment Connection via plug 150 Please note The plug in adaptor for external safety Live contacts lead to short cir equipment accessory see chapter cuits or phase failure Components can be used for connect The external connections must ing several pieces of safety equipment be potential free Note Plug 150 must remain plugged in even if no connection is made Jumper STB STB Maximum pressure limiter Low water indicator minimum pres D Further safety equipment sure limiter 1 Remove jumper STB STB 2 Connect the external safety equip ment in series to plug 150 22 5815 091 GB 5815 091 GB Provisional burner operation Connection at plug 150 STB N STBrR GN EIN NeEBANIE Jumper TR ON TR External burner blocking Only Vitotronic 100 type GC1B Connection on plug 150 Installation Vitotronic 100 Insert jumper TR burner control unit ON TR across TR ON The boiler heats up with burner stage 1 or with the lower heating output base load m Shutdown for type GC1B via the tem
11. cator flashes at the control unit Fault is displayed and A flashes The fault code is displayed with OK Note Any connected central fault message facility starts Acknowledging fault messages Follow the instructions on the display For an explanation of fault codes see chapter Fault codes For some faults the type of fault is also displayed in plain text Note The fault message is transferred to the menu Any connected central fault message facility stops If an acknowledged fault is not remedied the fault message will be re displayed the following day at 07 00 h and the fault message facility restarts Calling up acknowledged fault messages Extended menu 1 zm 2 Fault Calling up fault codes from the fault memory fault history The 10 most recent faults including those remedied are saved and can be called up Faults are sorted by date Note The list can be deleted 86 5815 091 GB 5815 091 GB Fault display cont Troubleshooting Vitotronic 300 K Press OK and simultaneously for approx 4 s Fault history Display Delete Select with Fault codes Displayed System characteris Cause Measures fault code tics 10 Operates as if the Short circuit out Check outside tempera outside temperature side temperature ture sensor see was 0 C sensor page 186 18 Operates as if the Lead break out Check outside tempera outside temp
12. perature controller m Shutdown for type GC4B via the tem perature limiter in the burner control unit c E RO S 0 a Please note Live contacts lead to short cir cuits or phase failure The external connection must be potential free 23 Installation Vitotronic 100 External burner blocking cont Remove jumper TR ON TR Note Connect only safety shutdown equip ment e g temperature limiter to these terminals Opening this contact leads to a control led burner shutdown Floating contact Jumper TR ON TR Please note a The heating system has no frost protection while it is blocked The boiler is not held at the lower boiler water temperature External changeover of multi stage modulating burners Only Vitotronic 100 type GC1B Connection at plug 146 Please note a Live contacts lead to short cir cuits or phase failure The external connection must be potential free 24 5815 091 GB 5815 091 GB Installation Vitotronic 100 External changeover of multi stage modulating cont Code Set code 02 2 in group 2 Note When scanning the burner version the address for modulation appears even after an external changeover no rewrit ing A External changeover floating contact Contact open Modulating operation Contact closed Two stage operation c E RO S 0 a Blocking the boiler externally start
13. sor replace sensor if re cools down burner sensor burner quired control unit locked control unit out 81 Burner control unit in Sensor drift boiler Check lead and twin sen a fault state water temperature sor replace sensor if re sensor burner quired control unit 82 Burner control unit in Short circuit flue Check lead and sensors a fault state system gas temperature A and B replace sensor cools down burner sensor A or B if required control unit locked burner control unit out 83 Burner control unit in Sensor drift flue Check lead and sensors a fault state gas temperature A and B replace sensor sensor A or B if required burner control unit 88 Burner control unit in Lead break boiler Check lead and twin sen a fault state water temperature sor replace sensor if re sensor burner quired control unit 89 Burner control unit in Lead break flue Check lead and sensors a fault state 80 gas temperature sensor A or B burner control unit A and B replace sensor if required 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 100 System characteris Cause Measures tics E1 Burner control unit in Valve 1 nottight Check setting of gas pres a fault state gas pressure sure switch 2 check con switch 2 does not necting cable replace gas open train E2 Burner control unit in Valve 2
14. General group LON subscrib LON subscrib er remote er remote monitoring monitoring Code 9C 20 Code 9C 20 in the Gener in the Gener al group al group Carrying out a LON subscriber check The subscriber check is used to test communication with the system devices connected to the fault manager Preconditions m The control unit must be programmed as fault manager code 79 1 in the General group m The LON subscriber number must be programmed in all control units m The LON subscriber list in the fault manager must be up to date Service menu 1 Press OK and simultaneously for approx 4 s Service functions Subscriber check Select subscriber e g subscriber 10 Start the subscriber check with OK oR wh 60 m Successfully tested subscribers are identified with OK m Unsuccessfully tested subscribers are identified with Not OK Note To carry out a new subscriber check create a new subscriber list Delete list Subscriber list is being upda ted 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Connecting the control unit to the LON cont Note m Vitotronic 100 During the subscriber check the dis play for the relevant subscriber flashes for approx 1 min m Vitotronic 200 H During the subscriber check the dis play for the relevant subscriber flashes the subscriber no for approx 1 min and display
15. Heating circuit pump OFF Heating circuit pump ON MOOO Changing the reduced set room temper ature D Operating instructions Changing the slope and level Individually adjustable for each heating circuit 65 Commissioning Vitotronic 100 and Vitotronic 300 K Adjusting the heating curve cont 110 Flow temperature in C Boiler water or 20 20 Outside temperature in C Changing the slope Changing the level vertical parallel offset of the heating curve Extended menu Heating Possibly for the required heating circuit Heating curve Slope or Level Set values according to system requirements wns oon Example Heating curve setting with slope 1 5 Heating curve Change with 5815 091 GB 5815 091 GB Service scans Vitotronic 100 Calling up the service menu Service menu 1 Press OK and simultaneously for approx 4 s P flashes on the display 2 Alv for the required function see the following table Function P Diagnosis ca Relay test A Fault history Code 1 Coding level 1 Code 2 Coding level 2 Exiting the service menu 1 With select SERV 7 Note 2 OK to confirm OFF flashes The system exits the service menu auto 3 OK to confirm matically after 30 min Scanning operating data Operating data can be scanned in menu D gt Operating instructions i Brief scan Service menu 3 a v for the
16. L poet sete cee aes eee eee L r L DE1 Digital input 1 DE2 Digital input 2 DE3 Digital input 3 0 10 V 0 10 V input 40 Power supply 196 oxi SOP LON NOL 157 oa o 40 A Power supply for additional accessories 157 Switching contact floating 145 KM BUS 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K EA1 extension cont Digital inputs DE1 to DE3 Functions m External operating program change over for heating circuits 1 to 3 sepa rately m External blocking m External blocking with fault message input m External demand with minimum flow temperature m Fault message input m Brief operation of the DHW circulation pump When connecting external contacts observe the requirements of safety cat egory Il i e 8 0 mm air gap and creep paths or maintain a 2 0 mm insulation thickness against live parts Input function assignment Select the input functions by means of the following codes in the General group at the boiler control unit m DE1 Coding address 5d m DE2 Coding address 5E m DE3 Coding address 5F Assigning the operating program changeover function to the heating circuits The assignment of the operating pro gram changeover to the relevant heat ing circuit is set at coding address d8 in the Heating circuit group m Code d8 1 Changeover via i
17. RTset 2 K 8 RT actual gt RTset 2 K RTaaua lt RT set 3 K Coding in the delivered condition Min flow temperature heating circuit Possible change C5 20 Electronic flow tempera ture minimum limit 20 C only for operation with standard room tempera ture Max flow temperature heating circuit C6 75 Electronic maximum flow temperature limit set to 75 C C5 1 to C5 127 C6 10 C6 127 Minimum limit adjustable from 1 to 127 C limited by boiler specific parame ters Maximum limit adjustable from 10 to 127 C limited by boiler specific parame ters Only change the code for the heating circuit without mixer A1 for boilers without lower temperature limit or for the heating circuits with mixer if a remote control is connected to them 138 5815 091 GB 5815 091 GB Code 1 Vitotronic 300 K Heating circuit group cont Coding in the delivered condition Possible change Heating program changeover d5 0 With external operating d5 1 Changeover to Constant program changeover ob operation with standard serve setting of coding room temperature addresses 5d 5E SF and 91 in the General group Changeover Constant central heating with re duced room tempera ture or Standby mode subject to set reduced room temperature Ext operating program changeover to heating circuit d8 0 With EA1 extension d8 1 Operating
18. VDE and all locally applicable standards A NORM EN OVGW TR Gas VGW TRF and VE GH SEV SUVA SVGW SVTI SWKI VKF and EKAS guideline 1942 LPG part 2 If you smell gas A Danger Escaping gas can lead to explo sions which may result in serious injury m Do not smoke Prevent naked flames and sparks Do not switch lights or electrical appli ances on or off m Close the gas shut off valve m Open windows and doors m Evacuate any people from the danger zone m Notify your gas or electricity supplier and your local heating contractor from outside the building m Shut off the electricity supply to the building from a safe place outside the building 5815 091 GB 5815 091 GB Safety instructions cont If you smell flue gas N Danger Flue gas can lead to life threat ening poisoning m Shut down the heating system m Ventilate the installation site m Close all doors in the living space Flue systems and combustion air Ensure that flue systems are clear and cannot be sealed for instance due to accumulation of condensate or other causes Ensure a sufficient supply of combustion air Instruct system users that subsequent modifications to the building characteris tics are not permissible e g cable pipe work routing cladding or partitions N Danger Leaking or blocked flue systems or an insufficient supply of com bustion air can cause life threat ening poisoning from carbon monoxide in
19. burner shutdown on each boiler Any connected shunt or distribution pump stops Shut off devices close Connection Please note a Live contacts lead to short cir cuits or phase failure The external connection must be potential free 40 5815 091 GB 5815 091 GB Installation Vitotronic 300 K External blocking via switching contact cont Plug 143 EA extension an pe pe bes 9 A Floating contact T Floating contact EA1 extension S Plug 143 of the control unit LENT Codes Plug 143 EA extension In coding address 99 in the General group determine what the input should influence Set 5d DE1 5E DE2 or 5F DE3 in the General group to 3 or 4 External Mixer close Mixer open Connection at plug 143 Please note Live contacts lead to short cir cuits or phase failure The external connection must be potential free 41 Installation Vitotronic 300 K External Mixer close Mixer open cont External Mixer open floating contact External Mixer close floating contact Codes External Mixer close In coding address 99 in the General group assign the function to the heating circuits External Mixer open In coding address 9A in the General group assign the function to the heating circuits External heating program changeover
20. fan Fan faulty cables Check cables and replace speed not reached are faulty or bro the fan if required ken F9 Fan ramp up Internal error fan Replace fan or burner cannot reach its set control unit value F9 Fan speed deviation Fan faulty ca Check cable 100 A and ble 100 A faulty or broken external power supply Replace cable and fan if necessary 84 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 100 System characteris Cause Measures tics F9 No fan feedback m Fan faulty Check cable 100 A and m Fan may be external power supply blocked by dirt Replace cable and fan if m External fan necessary power supply not connected or faulty Cable 100 A faulty or broken FA Fan runs without de Fan does not reach Check flue outlet wind in mand burner control standstill ca fluence on fan and fan it unit in a fault state ble 100 A faulty self Possibly replace fan faulty burner components control unit faulty Fd Burner control unit in Burner control unit Read off fault at the burn a fault state system cools down burner control unit locked out in a fault state er control unit display and programming unit boiler service instructions 85 Troubleshooting Vitotronic 300 K Fault display In the event of a fault the red fault indi
21. kW 100 7 76 Vitotronic 300 K Check all addresses in Code 1 and adjust if required Check the following coding addresses and adjust accordingly in Code 2 Code Group Function 39 Cascade Permanent lead boiler SA Cascade Permanent last boiler 56 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Matching up the coding addresses cont Code Group Function AC General Plug 20 function 4d General Plug 29 function 4E General Plug 52 function 55 DHW Cylinder temperature control function TA General Central control 98 General Viessmann system number 9c General Monitoring LON subscribers Selecting the boiler sequence Only Vitotronic 300 K Boiler sequence subject to the selected codes in the Cascade group and cal culations by the control unit S8 Changing the lead boiler and the boiler sequence 39 Permanent lead boiler SA Permanent last boiler 41 to 44 ECO thresholds m Every boiler can be blocked or enabled subject to outside temperature by means of the ECO threshold m The ECO threshold has no effect if a boiler is required to achieve the set flow temperature in the case of ena bled boilers failing m At least the lead boiler remains in operation when all boilers in a system would otherwise be blocked via the ECO threshold Extended menu 1 z
22. lated by starting and stopping the burner or through modulation m The set boiler water temperature is specified by the Vitotronic 300 K cas cade control unit m The boiler coding card specifies a min imum boiler water temperature that must be maintained to protect the boiler m In conjunction with Therm Control The set boiler water temperature will be increased when the actual temper ature at the Therm Control sensor undershoots the set temperature Functions The boiler water temperature is captured by the following equipment m High limit safety cut out STB liquid expansion m Temperature controller TR liquid expansion m Boiler water temperature sensor NTC 10 kQ Upper control range limits m High limit safety cut out STB 120 110 100 C m Temperature controller TR 95 100 110 C m Electronic maximum temperature limit Setting range 20 to 127 C Changed at coding address 06 in group 2 Lower control range limits m In standard mode and when frost pro tection is enabled the boiler water temperature will be regulated subject to the respective boiler 97 Function description Vitotronic 100 and Vitotronic 300 K Boiler control unit Vitotronic 100 type GC1B cont Switching hysteresis burner Permanent switching hysteresis Code 04 0 ON 1 1 I I l I I l j I I Time I l l Burner tk OA UA A bg NONO WA low average high heat demand heat demand heat demand H
23. m For code groups see page 119 Service menu 1 Press OK and simultaneously for approx 4 s flashes on the display 2 Press OK and 5 simultaneously for approx 4 s 3 Select 2 with to reach coding level 2 Confirm with OK I flashes on the display for the coding addresses of group 1 4 aly for the group of the required cod ing address 5 a v for the required coding address 6 a v for the required value according to the following tables 7 D to exit coding level 2 Note The system exits the service menu auto matically after 30 min Resetting all codes to their delivered condition Select 7 with and confirm with OK When flashes confirm with OK Group 1 Coding Coding in the delivered condition Note This also resets codes at coding level 1 Possible change 00 1 Without function 00 0 Set automatically if code 01 2 is set Boiler control unit is linked into the cascade 30 0 Without plug in adaptor 1 30 1 With plug in adaptor 1 ex external safety equip ternal safety equipment is ment recognised automatically 31 0 Without plug in adaptor 2 31 1 With plug in adaptor 2 ex external safety equip ternal safety equipment is ment recognised automatically 32 0 Without AM1 extension 32 1 With AM1 extension rec ognised automatically 122 5815 091 GB 5815 091 GB Group 1 cont Coding in the delivered condition Code 2 Vitotronic 100 Possible c
24. near the wireless base station and check connec tion see separate instal lation and service instruc tions Replace LON communi cation module Check KM BUS cable and device Without solar control unit Set code 54 0 in the General group 94 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 300 K Displayed System characteris Cause Measures fault code tics CF Control mode Communication er Check LON communica No communication ror control unit tion module and replace if via LON LON communica required tion module If no LON communication module is installed set code 76 0 in the Gen eral group d3 Control mode Communication er Check connections see ror EA1 extension page 196 Without EA1 extension Set code 5b 0 in the General group d5 Boiler ramps to the No communication Check communication by electronic maximum between boiler cir means of a subscriber boiler water tempera cuit and cascade check cables to the ture limit control unit Vitotronic 100 and codes d6 Control mode Input DE1 at EA1 Remove fault at device extension reports a concerned fault d7 Control mode Input DE2 at EA1 Remove fault at device extension reports a concerned fault d8 Control mode Input DE3 at EA1 Remove fault at device extension reports a concerned fault dA Control mode without Short circuit room Check room temperature room i
25. output on their own Long burner runtimes Code 3C 2 in the Cascade group delivered condition An additional boiler will only be started if the maximum output of all currently active burners is in sufficient to achieve the set flow temperature A boiler will be shut down if the burners were ramped down to their minimum output because of a major negative control devia tion and the output is still too high Starting crite rion Boilers are started via a starting integral The next boiler in the boiler sequence will be started if the value set in coding address 45 in the Cascade group is exceeded see page 57 Boilers are started via a starting integral The next boiler in the boiler sequence will be started if the value set in coding address 45 in the Cascade group is exceeded see page 57 Shutdown cri terion Boilers are shut down by reduc ing their output code 3d 1 in the Cascade group A boiler is shut down when the current heat demand can be covered without the boiler that was star ted last Boilers are shut down via a shut down integral The shutdown cri terion is met when the shutdown integral exceeds a limit set at coding address 46 in the Cas cade group and the boiler star ted last will be shut down 104 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont Examples
26. switch connect or set cor sure fan not run connected or incor rectly ning rectly set F5 Air pressure switch Flue gas back Remove flue gas back trips during opera tion pressure conden sate banked up air pressure switch hose faulty con necting hose leak ing pressure check if con densate banked up reset burner control unit re place hose 83 Troubleshooting Vitotronic 100 Fault codes cont Cause Measures tics F6 Gas pressure switch Gas shut off valve Open gas shut off valve reports no gas pres closed gas pres check gas flow pressure sure sure switch faulty replace gas filter if re multiple problems quired reset burner con with gas supply trol unit replace gas train F7 Fan pressure is pro Wind influence on Check the flue draught duced during the air fan chimney pressure switch idle state check F7 Air pressure switch Air pressure switch Replace the air pressure contact is not in the faulty Switch idle state F8 Flame extinguishes Incorrect gas type Select correct gas type during operation selected see boiler service in structions F8 Flame extinguishes Burner gauze as Check burner gauze as during operation sembly faulty sembly replace if dam aged F8 Flame extinguishes Combustion char Adjust burner see boiler during operation acteristics not ide service instructions al F9 Fan not running
27. type GC1B and Vitotronic 300 K Plug in adaptor for external safety equipment cont X5 DAJA Wiring chamber lower section of the plug in adaptor External safety equipment X1 Additional high limit safety cut out or Temperature limiter X2 Minimum or maximum pressure limiter X3 Maximum pressure limiter X7 Low water indicator or Plug 150 of a second plug in adaptor Observe the order of the connections shown in the diagram 188 load Only for the Vitotronic 100 type GC1B Plug 150 OO to the control unit equipment Plug 150 of the control unit Connection for cable with plug 150 Remove the jumper in plug 150 External burner start stage 1 base Controlled external shutdown To the control panel or to the alarm when connecting the external safety equip ment 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Plug in adaptor for external safety equipment cont Note A plug 150 must be inserted into every socket X1 X2 X3 and X7 Connecting two plug in adaptors gt Separate installation instructions Make the connections in plug in adap tor 1as described in the previous chap ter In plug in adaptor 2 the connections can be made in any order Radio clock receiver Part no 7450 563 A Outside
28. 2 Boiler sequence 3 Select the required boiler sequence OK to confirm 57 Commissioning Vitotronic 100 and Vitotronic 300 K Connecting the control unit to the LON m ALON communication module must Installation and service instruc be fitted into every Vitotronic 100 see tions Vitotronic 200 H page 18 m Within one LON each subscriber Note number must only allocated once The LON communication module isan m Within a single LON the system num integral part of the Vitotronic 300 K ber coding address 98 in the Gen eral group must always be the same m Vitotronic 200 H m Only one Vitotronic may be program The LON communication module med as fault manager accessory must be fitted m The data transfer via LON can take several minutes Example of a multi boiler system dL Vitotronic 100 D Vitotronic 200 H Vitotronic 100 E Vitocom C Vitotronic 300 K F LON system Multi boiler sys Multi boiler sys tem tem Set code Set code 01 2 01 2 in group in group 2 2 Boiler num Boiler number 2 ber 1 Set code 07 2 Code 07 1 in in group 2 group 2 58 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Connecting the control unit to the LON cont With LON com munication module Code 76 1 in group 1 recog nised automati cally Subscriber no 1 Code 77 1 in group 1 With LON com munication module Code 76
29. 3 way mixing valve for return temperature control Vitotronic 100 type GC4B PCB 143 145 146 12 low voltage External connections KM BUS subscriber accessory and KM BUS burner control unit External connections o 150 151 156 Burner stage 2 mod External connections e g sup plementary safety equipment Safety chain potential free Power supply for accessories PCB 230 V 29 40 41 50 Boiler circuit pump on site Power supply from mains filter unit 230 V 50 Hz Burner Central fault message 5815 091 GB 5815 091 GB Installation Vitotronic 100 Overview of electrical connections cont 52 A1 Motorised butterfly valve 151 Safety chain potential free 150 External connections e g sup 156 Power supply from mains filter plementary safety equipment unit Inserting cables and applying strain relief m Control unit fitted to the boiler Route cables from below through the front panel of the boiler into the wiring chamber of the control unit m Control unit fitted on the side of the boiler Route cables from below out of the cable trunking into the control unit 13 c e MO S 0 a Installation Vitotronic 100 Inserting cables and applying strain relief cont Cables with moulded strain reli
30. 5 0 0 Software Software version version extension extension AM1 EA1 6 0 0 0 0 0 0 T Subnet address sys Node address 0 0 tem number 8 SNVT Software Software version Number of LON sub config version Neuron Chip scribers 0 Auto Com 1 Tool munic coproc Heating circuit HC1 Heating circuit HC2 Heating circuit HC3 9 Remote Software Remote Software Remote Software control version control version control version 0 Remote O Remote 0 Remote Without control Without control Without control 1 1 T Vitotrol Vitotrol Vitotrol 200A 200A 200A Or Or Or Vitotrol Vitotrol Vitotrol 200 RF 200 RF 200 RF 2 2 2 Vitotrol Vitotrol Vitotrol 300A 300A 300A or or or Vitotrol Vitotrol Vitotrol 300 RF 300 RF 300 RF Or Or Or Vitohome Vitohome Vitohome 300 300 300 10 0 0 0 0 72 5815 091 GB 5815 091 GB Service scans Vitotronic 300 K Brief scan cont 1 2 3 4 5 6 11 0 0 Software 0 Software 0 version version extension extension for heating for heat circuits 2 ing cir and 3 with cuits 2 mixer and 3 with mixer Note The displays in fields 3 and 5 are the same Service indicator No service interval can be set at the Confirm with OK Subscriber serv Vitotronic 300 K No service message ice will be shown will be displayed If a service message is active on any Vitotronic 100 the display of the Vitotronic 300 K will show Service and F will flash Acknowledg
31. 6A 255 113 s and 120 kW 75s Runtime adjustable from 10 to 255 s 70 0 DHW circulation pump 70 1 DHW circulation pump ON ON according to time pro according to time pro gram when DHW heating gram is enabled 71 0 DHW circulation pump 71 1 OFF during DHW heating ON according to time pro to set value 1 gram 71 2 ON during DHW heating to set value 1 72 0 DHW circulation pump 72 1 OFF during DHW heating ON according to time pro to set value 2 gram 72 2 ON during DHW heating to set value 2 73 0 DHW circulation pump 73 1 During the time program ON according to time pro to ON 1 to 6 x h for 5 min gram 73 6 73 7 Permanently ON 75 0 DHW circulation pump 75 1 DHW circulation pump ON in economy mode ac cording to time program OFF in economy mode 157 Code 2 Vitotronic 300 K Solar group Only in conjunction with solar control module type SM1 Coding Coding in the delivered condition Possible change 00 8 Start temperature differ 00 2 Start temperature differen ential for solar circuit to tial adjustable from 2 to pump 8 K 00 30 30K 01 4 Stop temperature differ 01 1 Stop temperature differen ential for solar circuit to tial adjustable from 1 to pump 4 K 01 29 29K 02 0 Solar circuit pump not 02 1 Variable speed solar circuit speed controlled pump with wave packet control 02 2 Solar circuit pump speed controlled with PWM con trol 03 10 Tempera
32. Heating circuit pump ON m f the mixer changes to control function m If there is a risk of frost Without pump idle time Pump idle time adjustable from 1 to 15 1 Short idle time 5815 091 GB 5815 091 GB Heating circuit group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change see function description on page 108 Note The maximum idle time is 10h 15 Long idle time AA 2 With output reduction AA 0 Without output reduction through temperature sen AA 1 Without function sor 17 A b0 0 With remote control b0 1 Heating mode Weather Heating mode reduced compensated mode Weather compen Reduced mode With room sated temperature hook up b0 2 Heating mode With room temperature hook up Reduced mode Weather compensated b0 3 Heating mode reduced mode With room tempera ture hook up b2 8 With remote control and b2 0 Without room influence for the heating circuit op b2 1 Room influence factor ad eration with room temper to justable from 1 to 31 ature hook up must be b2 31 programmed Room influence factor 8 b5 0 With remote control b5 1 Heating circuit pump logic No room temperature de to pendent heating circuit b5 8 pump logic function function see the following table Parameter ad With heating circuit pump logic function dress b5 Heating circuit pump OFF Heating circu
33. Optional connections m Plug 143 m Extension EA1 accessory see chap ter Components Connection Please note a Live contacts lead to short cir cuits or phase failure The external connection must be potential free 42 5815 091 GB 5815 091 GB Installation Vitotronic 300 K External heating program changeover cont Plug 143 Preselected heating program 143 on control unit Contact open or ms DHW OFF DHW heating ON DHW heating ON Central heating ON Extension EA1 The changeover can be achieved separately for heat ing circuits 1 to 3 amp DE1 DE2 DE3 Ss e er e Floating contact Extension EA1 c e MO S 0 a Code Changed heating program Contact closed Central heating OFF d5 0 in the Constant operation with reduced Heating room temperature DHW heating circuit OFF group Delivered condition Central heating OFF d5 1 in the Constant operation with standard Heating room temperature DHW heating circuit in accordance with coding ad group dress 64 in the DHW group 43 Installation Vitotronic 300 K External heating program changeover cont Codes Plug 143 Via coding address 91 in the General group the function can be assigned to the heating circuits Extension EA1 Set 5d DE1 5E DE2
34. Plug in or replace boiler Regulating the boiler fault coding card water temperature to that set atthe temper ature controller Type GC4B Regulating the boiler water temperature to the electronic maxi mum temperature limit code 06 b8 Type GC1B Lead break flue Check the flue gas tem Control mode gas temperature perature sensor see sensor page 186 Without flue gas tempera ture sensor set code 1F 0 in group 2 bF Control mode Incorrect LON Replace LON communi No communication communication cation module via LON module C1 Boiler cools down External safety Check connection and ex equipment on plug 150 ternal safety equipment 78 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 100 Displayed System characteris Cause Measures fault code tics C8 Boiler cools down Fault low water in Check the water level in dicator at X7 of the system reset low wa plug in adaptor 1 ter indicator see for external safety page 187 equipment C9 Boiler cools down Fault maximum Check the system pres pressure limiter at sure reset maximum X3 of plug in pressure limiter see adaptor 1 for exter page 187 nal safety equip ment CA Boiler cools down Fault minimum or Check the system pres maximum pres sure reset minimum or sure limiter 2 at maximum pressure limit X2 of plug in er 2 see page 187 adaptor 1 for exter nal safety equi
35. Temperature limit adjusta minating reduced mode to ble from 10 to 60 C 5 C see example on F8 60 page 112 F8 61 Function disabled Observe the setting of coding address A3 F9 14 Temperature limit for rais F9 10 Limit for raising the set ing the set reduced room to room temperature to the temperature 14 C see F9 60 value selected for standard example on page 112 mode adjustable from 10 to 60 C FA 20 Raising the set boiler wa FA 0 Temperature rise adjusta ter or flow temperature by to ble from 0 to 50 20 when changing FA 50 from operation with re duced room temperature to operation with stand ard room temperature See example on page 113 Fb 30 Duration for raising the Fb 0 Duration adjustable from 0 set boiler water or flow to to 300 min temperature see coding Fb 150 1 step 2 min address FA 60 min See example on page 113 169 Schemes Vitotronic 100 type GC1B Connection and wiring diagram Overview opa Lay 255 ov os ez oz zs Oz ez avs evs Akene ele Ms 7s eey 89 L60 918S 170 5815 091 GB Schemes Vitotronic 100 type GC1B Connection and wiring diagram cont A2 A3 A6 AT A8 PCB low voltage PCB 230 V Programming unit Optolink PCB emissions test Switch PCB A9 A10 A11 A12 X Boiler coding card LON communication module accessory Power supply unit PCB
36. Three phase burner Burner power supply Main contactor switching Safety chain high limit safety cut out potential free Control chain stage 1 base load Burner fault message Hours run meter stage 1 OOO OOMOO Safety chain not potential free Note 40 41 90 Base load full load Control unit power supply Burner stage 1 Burner stage 2 150 Plug for external connections 8 External safety equipment remove jumper when connect ing 151 Safety chain potential free remove jumper when connecting If there is a jumper from the external conductor to the control voltage in the burner it may have to be removed Always observe the burner manufacturer s details 31 Installation Vitotronic 100 Connecting the three phase burner type GC1B cont Li Fd S hA Fa QOOQ QOO OCL 32 A AXXd dd 5l ER Ti J Ji i i EREIICNEIIMM 69 6 Control unit Main contactor on site Three phase burner Burner power supply Main contactor switching Control chain stage 1 base load Burner fault message Hours run meter stage 1 Base load full load 40 41 90 Control unit power supply Burner stage 1 Burner stage 2 150 Plug for external connections 8 External safety equipment remove jumper when connect
37. boiler rooms standard ambi ent conditions 20 to 65 C 205 Specification Boiler control unit Vitotronic 100 type GC4B Rated voltage Rated frequency Rated current Power consumption Safety category IP rating Mode of operation Permiss ambient temperature m During operation m During storage and transport Rated relay output breaking capacity at 230 V 53 Total max 6 A 206 20 Without function 21 Without function 28 Without function 29 Boiler circuit pump 50 Central fault message 52 Motorised butterfly valve 41 Burner 230 V 50 Hz 2x6A 10W l IP 20 D to EN 60529 ensure through appropriate design and installation Type 1B to EN 60730 1 0 to 40 C Installation in living spaces or boiler rooms standard ambi ent conditions 20 to 65 C 5815 091 GB 5815 091 GB Specification Vitotronic 300 K Rated voltage Rated frequency Rated current Power consumption Safety category IP rating Mode of operation Permiss ambient temperature m During operation m During storage and transport Rated relay output breaking capacity at 230 V 20 Heating circuit pump or Primary pump cylinder loading system 21 Circulation pump for cylinder heating 28 DHW circulation pump 29 Distribution pump 50 Central fault message 52 Mixer motor extension kit mixer or Motor 3 way mixing valve cylinder l
38. cir culation pump pushbutton function Selection of DHW circula tion pump runtime setting in coding address 12 in the General group 5F 0 Function input DES at 5F 1 Heating program change EA1 extension over Without function 5F 2 External demand with min imum set flow temperature Selection of set value in coding address 9b in the General group 5F 3 External blocking 5F 4 External blocking with cen tral fault messages 5F 5 Fault message input 5F 6 Brief operation DHW cir culation pump pushbutton function Selection of DHW circula tion pump runtime setting in coding address 12 in the General group 6E 50 No display correction for 6E 0 Display correction 5 K outside temperature to to 6E 49 Display correction 0 1 K 6E 51 Display correction 0 1 K to to 6E 99 Display correction 4 9 K 76 0 Without LON communi 76 1 With LON communication cation module module recognised auto matically 77 5 LON subscriber number 77 1 LON subscriber number to adjustable from 1 to 99 77 99 1 to 4 Boiler control unit 146 5 Cascade control unit 10 to 97 Vitotronic 200 H 5815 091 GB 5815 091 GB General group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 98 Vitogate 99 Vitocom 78 1 LON communication en 78 0 LON communication disa abled bled 79 1 With LON communication 79 0 Control unit is not
39. delia aoro p PS anatse Gates sseatarsantass tant sois E E Miro aol gelu o E IS AUNG CICUIE euo rou o Schemes Vitotronic 100 type GC1B Connection and wiring diagram meme Schemes Vitotronic 100 type GC4B Connection and wiring diagram esee em emen Schemes Vitotronic 300 K Connection and wiring diagram seen emen Components Vitotronic 100 type GC1B and Vitotronic 300 K Boller codingCafd 4 cities edere m ete aa Lec et eei vd Sarl cf HL Plug in adaptor for external safety equipment RAGIO ClOCK Me Nilbsigi ratziar ordi e T nancies MIXGHIMOUON RETE SD ibis MR dees Index Index cont Temperature limiter for limiting the maximum temperature 195 aci D 196 Parts lists Parts list Vitotronic 100 type GC 1B sessssem eme 199 Parts list Vitotronic 100 type GCAB ssseem eme 201 Troubleshooting Vitotronic 300 K seem 203 Specification Boiler control unit Vitotronic 100 type GC1B sssese 205 Boiler control unit Vitotronic 100 type GC4B isisisi 206 Specification Vitotronic 300 K essen een 207 Keyword NAEK cP 208 5815 091 GB 5815 091 GB Intended use The appliance is only intended to be installed and operated in sealed unven ted
40. enabled tion permanently ON 129 Code 1 Vitotronic 300 K Calling up coding level 1 Note m The codes are displayed as plain text m Codes that have no function due to the heating system equipment level or the setting of other codes are not dis played m Heating systems with one heating cir cuit without mixer and one or two heat ing circuits with mixer The heating circuit without mixer is designated Heating circuit 1 and the heating circuits with mixer as Heating circuit 2 or Heating cir cuit 3 If the heating circuits were given indi vidual designations the selected des ignation and HC1 HC2 or HC3 appear instead The codes are divided into groups m General m Cascade m DHW m Solar m Heating circuit m All codes std device In this group all coding addresses are displayed in ascending order Note The coding addresses in the Solar group are not shown m Standard setting Service menu 1 Press OK and simultaneously for approx 4 s Coding level 1 A v for the group of the required cod ing address A v for the required coding address A v for the required value according to the following tables Co N Ooms Note The system exits the service menu auto matically after 30 min Resetting all codes to their delivered condition Select Standard setting in coding level 1 General group Coding Note This also resets
41. extended control func tions enabled 12 0 No minimum limit enabled 12 1 Minimum collector temper to ature adjustable from 1 to 12 90 90 C 20 1 Auxiliary function for DHW heating 20 2 Differential temperature control 2 20 3 Differential temperature control 2 and auxiliary func tion 20 4 Differential temperature control 2 for central heating backup 20 5 Thermostat function 20 6 Thermostat function and auxiliary function 20 7 Solar heating via external heat exchanger without ad ditional temperature sen sor 20 8 Solar heating via external heat exchanger with addi tional temperature sensor 20 9 Solar heating of two DHW cylinders 160 5815 091 GB 5815 091 GB Solar group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 22 8 Start temperature differ 22 2 Start temperature differen ential with central heating to tial adjustable from 2 to backup 8 K code 20 4 22 30 30K must be set 23 4 Stop temperature differ 23 2 Stop temperature differen ential with central heating to tial adjustable from 1 to backup 4 K code 20 4 23 30 29K must be set 24 40 Start temperature differ 24 0 Start temperature for ther ential for thermostat func to mostat function adjustable tion 40 C code 20 5 or 24 100 from 0 to 100 K 20 6 must be set 25 50 Stop temperature differ 25 0 Stop temperature for ther ential for
42. fect the motorised butter fects the mixers of down fly valve function disa stream heating circuits bled with code 0C 1 13 Type GC1B 13 0 Without shutdown differen Shutdown differential in tial K 13 22 Shutdown differential ad The burner shuts down to justable from 2 to 20 K 126 when the set boiler water temperature is excee ded 5815 091 GB 5815 091 GB Group 2 cont Coding in the delivered condition Code 2 Vitotronic 100 Possible change Delivered condition de 13 20 faulted by the boiler cod ing card 14 Type GC1B 14 0 Minimum runtime adjusta Minimum burner runtime to ble from 0 to 15 min in min 14 15 Delivered condition de faulted by the boiler cod ing card 15 10 Type GC1B 15 5 Runtime adjustable from 5 Runtime actuator modu to to 199 s lating burner 10 s 15 199 For the Vitocrossal see separate service instruc tions 16 3 Type GC1B 16 0 Offset adjustable from 0 to Burner offset with start to 15 K optimisation in K tempo 16 15 rary reduction of the set boiler water temperature after burner start Delivered condition de faulted by the boiler cod ing card 1A Type GC1B 1A 0 Duration of start optimisa Start optimisation in mi to tion adjustable from 0 to nutes 1A 60 60 min Delivered condition de faulted by the boiler cod ing card 1b 60 Type GC1B 1b 0 Control delay adjustable Time from burner ignition to from 1 to 199 s to
43. heating systems that comply with EN 12828 with due attention paid to the associated installation service and operating instructions It is only designed for the heating of water that is of potable water quality Intended usage presupposes that a fixed installation in conjunction with permissi ble system specific components has been carried out Commercial or industrial usage for a pur pose other than heating the building or DHW does not comply with regulations Any usage beyond this must be approved by the manufacturer for the individual case Incorrect usage or operation of the appli ance e g the appliance being opened by the system user is prohibited and results in an exclusion of liability Incor rect usage also occurs if the components in the heating system are modified from their intended function e g if the flue gas and ventilation air paths are sealed Intended use c f NU s 7 Installation Vitotronic 100 Overview of electrical connections Danger m Observe the requirements of safety Incorrect wiring can lead to seri category Il when connecting external ous injury from electrical current Switching contacts or components to and result in appliance damage the safety LV ofthe control unit That is m Route LV leads 42 V and 8 0 mm air and creep paths and gt 42 V 230 V 400 V cables 2 0 mm insulation thickness against separately live components m Strip the insulation f
44. list Parts 0001 0008 0011 0013 0014 0015 0016 0018 0019 0020 0021 0023 Hinge Supporting stay Safety valve with wiring Casing front with frame PCB cover Front flap Casing rear section Programming unit Fascia left Fascia right Ribbon cable 10 pole Connecting cable emissions test switch Fuse holder cap for control fuse Fuse holder for control fuse Emissions test switch 1 pole ON OFF switch 2 pole Temperature sensor PCB low voltage 0024 0025 0037 0038 0042 0049 0050 0051 0052 0054 0056 0057 0058 0074 0080 0081 0092 0100 0101 0102 0103 0104 0105 0106 0108 0109 Parts lists PCB Optolink and emissions test switch PCB 230 V Power supply unit PCB LON communication module LON cable LON terminator Connecting cable Installation and service instruc tions Operating instructions MCB fuse 6 3 A slow 250 V Plug for LV 7 pce Plug for pumps 3 pce Plug 52 3 pce Plug 156 3 pce Power plug 40 3 pce Plug 150 Plug 50 3 pce Plug 143 145 146 Burner plugs 41 90 191 Type plate and 201 Parts lists Parts list Vitotronic 100 type GC4B cont Sa 0080 00 SP 0081 0023 0037 0011 fats 0054 0101 0024 N GU 0038 0102 0042 soy 0092 0103 0108 0109 ea aero P0104 0058 e 0100 if qf 0102 uos e 0074 p 2
45. not tight Check setting of gas pres a fault state gas pressure sure switch 2 check con Switch 2 does not necting cable replace gas close train E2 Shortage of gas to Gas valve does not Replace gas train gas pressure switch open gas valve 2 valve leak test leaking gas pres sure switch 2 faul ty E3 Burner control unit in Lead break strap Check strapping plug 47 a fault state ping plug 47 E4 Burner shuts down Multiple detection Check the power supply of undervoltage with recovery and renewed under voltage E5 Burner control unit in Internal error of the Replace burner control a fault state burner control unit unit and during test of ionisation input EE Burner control unit in Internal error in Reset burner control unit a fault state feedback from gas replace burner control safety valves out unit put relay does not respond EF Burner control unit in Internal error in Reset burner control unit a fault state feedback from gas replace burner control safety valves out unit put relay does not respond FO Operation according Communication er Check plug and KM BUS to internal burner control unit defaults ror burner control unit to burner control unit 81 Troubleshooting Vitotronic 100 Fault codes cont Cause Measures tics F1 Burner control unit in Excessive flue gas Wait until temperature un a fault state system temperature
46. temperature limit coding address 37 in the Cascade group 5815 091 GB 5815 091 GB External demand via switching contact cont Plug 146 Floating contact Plug 146 of the control unit Installation Vitotronic 300 K EA1 extension amp l pe be DE3 e m Floating contact EA1 extension c MO S a a Codes Plug 146 EA1 extension No coding required Set 5d DE1 5E DE2 or 5F DE3 in the General group to 2 External demand via 0 10 V input Connection at input O 10 V to EA1 extension accessory see page 196 Note Ensure DC separation between the earth conductor and the negative pole of the on site voltage source g Prov 157 oa ao ER SOP L N N L ia g 39 Installation Vitotronic 300 K External demand via 0 10 V input cont 0 1V No default set flow tempera Observe coding address 1E in the ture General group 1V 4 Set value 10 C 10V Set value 100 C External blocking via switching contact Connection options Please note m Plug 143 z The heating system has no frost m Extension EA1 accessory see protection while it is blocked page 196 The boilers are not held at the lower boiler water temperature Closing this contact leads to a controlled
47. temperature sensor Rotary selector setting The rotary selector is located in the upper part of the plug in adaptor Delivered condition Setting 1 Plug in adaptor 1 Setting 1 Plug in adaptor 2 Setting 2 The radio clock receiver sets the time at the control unit and any remote control that may be connected fully automati cally Radio clock receiver 189 Components Vitotronic 100 type GC1B and Vitotronic 300 K Radio clock receiver cont Green LED D Red LED Connection 2 core lead length max 35 m with a cross section of 1 5 mm Check reception During reception the green LED on the radio clock receiver flashes Specification IP rating IP 43 Permissible ambient tem perature during operation 40 to storage and transport 70 C Mixer extension kit Part no 7441 998 190 Aerial If the red LED flashes rotate the aerial until reception is confirmed by the flash ing of the green LED Components m Mixer motor with 4 0 m connecting cable not for flanged mixer m Plug for connecting the heating circuit pump m Flow temperature sensor as contact temperature sensor for capturing the flow temperature with 5 8 m long lead 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Mixer extension kit cont Changing the rotational direction if required A Open mixer v Close mixer Manual mixer adjustment Lift the motor lev
48. terminals Y 1 and y 2 Checking the rotational direction The control unit relay test moves the mixer to Open and Close 193 Components Vitotronic 100 type GC1B and Vitotronic 300 K Mixer motor cont Manual mixer adjustment Linked switch 8 in MAN setting Specification Rated voltage 230 V IP rating IP 42 Rated frequency 50 Hz Torque 12 Nm Power consumption 4 W Runtime for90 lt 125s 194 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Temperature limiter for limiting the maximum temperature Immersion thermostat part no 7151 728 Contact thermostat part no 7151 729 Electromechanical temperature limiter according to the liquid expansion princi ple Switches the heating circuit pump off when the set value has been exceeded In such cases the flow temperature reduces only slowly i e it may be sev eral hours before the system restarts again automatically Connection Screw terminals for 1 5 mm Specification Setting range 30 to 80 C Switching differential m Immersion thermostat max 11K m Contact thermostat max 14 K Heating circuit pump Temperature controller tempera ture limiter C Plug 20 of the temperature control ler temperature limiter to the con trol unit 00 195 Components Vitotronic 100 type GC1B and Vitotronic 300 K EA1 extension Part no 7452 091
49. the flue gas Ensure the flue system is in proper working order Apertures for supplying combustion air must be non closable Extractors Operating appliances that extract air to the outside cooker hoods extractors air conditioning units etc can create neg ative pressure If the boiler is operated at the same time this can lead to reverse flow of the flue gas Safety instructions Danger The simultaneous operation of the boiler and appliances that extract air to the outside can result in life threatening poison ing due to reverse flow of the flue gas Fitan interlock circuit or take suit able steps to ensure a sufficient supply of combustion air Working on the system m Where gas is used as the fuel close the main gas shut off valve and safe guard it against unintentional reopen ing m Isolate the system from the power sup ply e g by removing the separate fuse or by means of a mains isolator and check that it is no longer live m Safeguard the system against recon nection A Danger Hot surfaces can cause burns m Before maintenance or service work switch OFF the appli ance and let it cool down m Never touch hot surfaces on the boiler burner flue system or pipework Please note Electronic assemblies can be damaged by electrostatic dis charge Before beginning work touch earthed objects such as heating or water pipes to discharge static loads Safety instructions Safety in
50. the national combustion equip ment ordinance for your region For com bustion equipment to EN 50156 1 the emergency stop installed on site must comply with the requirements of EN 50156 1 Install the emergency stop outside the installation room it must be able to sep arate all non earthed conductors simul taneously with at least 3 mm contact separation We additionally recommend installing an AC DC sensitive RCD RCD class B x for DC fault currents that can occur with energy efficient equipment Recommended power cable 3 core cable selected from the following options m HO5VV F3G 1 5 mm m HO5RN F3G 1 5 mm 47 c f E i s 7 Power supply of the Vitotronic 100 and Vitotronic 300 K Power supply cont 1 Check whether the power cable to the control unit is protected in line with regulations 2 Terminate the power cable in the ter minal box and at plug 40 on site A Danger Incorrect wire assignment can result in serious injury and damage to the appliance Take care not to interchange wires L1 and N L1 BN brown N BU blue PE GNYE green yellow 3 Insert plug 40 into the control unit Mains voltage 230 V Fuse MCB C Mains isolator 2 pole on site D Junction box on site 48 5815 091 GB 5815 091 GB Power supply of the Vitotronic 100 and Vitotronic 300 K Power supply cont Power supply of t
51. the start of regulation 1b 199 60s 1C 120 Type GC1B 1C 1 Delay adjustable from 1 to Signal B4 at plug 41 not to 199 s available 1C 199 This time is deducted from the operating time for every burner start 127 Code 2 Vitotronic 100 Group 2 cont Coding in the delivered condition Possible change Compensation of signal delay for hours run meter Time from burner start signal initiation at T2 in plug 41 to opening of the solenoid valve At each burner start 120 s will be taken off the runtime That is operating situations where the burner is shut down via the mechanical temperature controller but a burner demand is still present hours run contin ue to be counted If required change coding address 06 1F 0 Flue gas temperature is 1F 1 is displayed if the set flue not monitored for service to gas temperature limit is ex indicator 1F 250 ceeded Limit adjustable from 1 to 250 C 21 0 No service interval hours 21 1 The number of hours the run selected to burner has run before it 21 100 should be serviced is ad justable from 100 to 10 000 h 1 step 4 100 h 23 0 No service interval set 23 1 Interval adjustable from 1 to to 24 months 23 24 24 0 not displayed 24 1 amp is displayed the ad dress is set automatically and must be reset manual ly after a service 26 0 Type GC1B 26 1 Input from 0 1 to 9 9 Burner fuel consumption to 1 step
52. thermostat func to mostat function adjustable tion 50 C code 20 5 or 25 100 from 0 to 100 K 20 6 must be set 26 1 Priority for DHW cylinder 26 0 Priority for DHW cylinder 1 1 with cyclical heating without cyclical heating code 20 9 must be 26 2 Priority for DHW cylinder 2 set without cyclical heating 26 3 Priority for DHW cylinder 2 with cyclical heating 26 4 Cyclical heating without priority for one of the DHW cylinders 27 15 Cyclical heating duration 27 5 The cyclical heating time is 15 min to adjustable from 5 to The DHW cylinder with 27 60 60 min out priority is heated at most for the duration of the set cyclical heating time if the DHW cylinder with priority is heated up 28 3 Cyclical pause duration 28 1 Cyclical pause time adjust 3 min to able from 1 to 60 min 28 60 161 Code 2 Vitotronic 300 K Solar group cont Coding in the delivered condition Possible change After the selected cyclical heating time for the DHW cylinder without priority has expired the rise in collector temperature is captured during the cycli cal pause time Heating circuit group Coding Coding in the delivered condition Possible change A0 0 Without remote control AO0 1 With Vitotrol 200 recog nised automatically A0 2 With Vitotrol 300 or Vitohome 300 recognised automatically A1 0 Only with Vitotrol 200 A1 1 Only party mode can be set All possib
53. time 15 Long idle time Weather compensated room temperature hook up b0 0 With remote control Heating mode reduced mode Weather compen sated b0 1 b0 2 Heating mode Weather compensated Reduced mode With room temperature hook up Heating mode With room temperature hook up Reduced mode Weather compensated b0 3 Heating mode reduced mode With room tempera ture hook up Only change the code for the heating circuit without mixer A1 for boilers without lower temperature limit or for the heating circuits with mixer if a remote control is connected to them 137 Code 1 Vitotronic 300 K Heating circuit group cont Coding in the delivered condition Possible change Economy function room temperature b5 0 With remote control Without room tempera ture dependent heating circuit pump logic func tion For heating circuit pump logic function see the fol lowing table Parameter ad With heating circuit pump logic function dress b5 Heating circuit pump OFF Heating circuit pump ON 1 RTactual gt RTset 5 K RTactual lt RTset 4 K 2 RTactual gt RTset 4 K RTactual lt RTset 3 K 3 RTaaua gt RTset 3 K RTaaua RT set 2 K 4 RTactual gt RTset 2 K RTactuat RT set 1K 5 RT ac ual gt RT set 1K RT ac ual lt RT set 6 RTac ua gt RT set RT ac ua lt RT set 1K 7 RTactual gt RTset 1K RTaaua lt
54. value range can be extended up to 95 C at coding address 56 in the DHW group The set default value of the programming unit and or the Vitotrol 300 remote con trol units can be assigned at coding address 66 in the DHW group DHW circulation pump This delivers hot water to the draw off points at adjustable times Four time phases can be selected at the control unit for every day Auxiliary circuits DHW heating in conjunction with the heating circuits can be disabled or ena bled by changing over the operating pro gram see coding address d5 in the Heating circuit group 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Cylinder temperature control of the Vitotronic cont System with cylinder loading system The above functions also apply in con junction with cylinder loading systems Set the following codes 55 3 in the DHW group 4C 1 4E 2 in the General group The DHW cylinder is only reheated by the boiler if the temperature falls below this value Control sequence The following codes in the DHW group influence the controlled sequence Cylinder heating code 55 0 The DHW cylinder goes cold set value 2 5 K adjustable at coding address 59 m The common set flow temperature is set 20 K higher than the set DHW tem perature adjustable at coding address 60 The DHW oylinder is hot set value 2 5 K m The common
55. 0103 0106 amp LAM 0057 202 5815 091 GB 5815 091 GB Troubleshooting Vitotronic 300 K Ordering parts The following information is required m Serial no see type plate A m Position number of the part from this parts list Standard parts are available from your local supplier Parts 0001 0008 0011 0013 0014 0015 0016 0017 0018 0019 0020 0021 0022 Hinge Supporting stay Safety valve with wiring Casing front with frame PCB cover Front flap Casing rear section Mounting bracket Programming unit Fascia left Fascia right Ribbon cable 10 pole Connecting cable extension for heating circuits 2 and 3 with mixer Connecting cable emissions test switch Fuse holder cap for control fuse Fuse holder for control fuse Emissions test switch 1 pole 0023 0024 0025 0037 0038 0040 0042 0045 0049 0048 0050 0051 0052 0054 0056 0057 0058 0074 0080 0081 0092 0100 0101 0102 0103 0104 0106 0108 Parts lists ON OFF switch 2 pole Outside temperature sensor 1 Temperature sensor Contact temperature sensor flow temperature sensor PCB low voltage Extension for heating circuits 2 and 3 with mixer incl cover PCB PCBs Optolink and emissions test switch PCB 230 V Power supply unit PCB LON communication module LON cable Terminator 2 pce Connecting cable 16 pole Installation and service instruc tions Operat
56. 0109 Parts lists PCB low voltage PCB PCB Optolink and emissions test switch PCB 230 V Power supply unit PCB LON communication module LON cable LON terminator Burner connecting cable with plug 41 and burner connecting cable with plug 20 for boilers with pres sure jet oil gas burners Burner connecting cable with plug 41 and burner connecting cable with plug 90 for Vitocrossal Connecting cable 16 pole Installation and service instruc tions Operating instructions MCB fuse 6 3 A slow 250 V Plug for LV 7 pce Plug for pumps 3 pce Plug 52 3 pce Plug 156 3 pce Power plug 40 3 pce Plug 150 Plug 50 3 pce Plug 143 14s 146 Burner plugs 41 90 151 and 191 Type plate 199 Parts lists Parts list Vitotronic 100 type GC1B cont Coso 0019 L 0081 0023 0037 2 oS M OE SB 0018 0021 0020 0054 0042 0039 ST cose Tek om 0025 0006 oe 0092 0103 0108 0109 0058 A 2 0101 0104 m e 0100 es e 0074 2 qf 0102 0105 amp e e 0057 NI 20103 amp 01006 amp e 200 5815 091 GB 5815 091 GB Parts list Vitotronic 100 type GC4B The following information is required m Serial no see type plate m Position number of the part from this parts
57. 1 in group 1 recog nised automati cally Subscriber no 2 Set code 77 2 in group 1 With LON communica tion module Code 76 1 in the General group recog nised auto matically Number of connected boilers Set codes 35 1 to 35 4 in the Cascade group Subscriber no 5 Code 77 5 in the General group With LON communica tion module Code 76 1 in the General group recog nised auto matically Subscriber no 10 Code 77 10 in the Gener al group Subscriber no 99 Control unit is not fault man ager Code 79 0 in group 1 Control unit is not fault manag er Code 79 0 in group 1 Control unit is fault manager Code 79 1 in the General group Control unit is not fault man ager Code 79 0 in the General group Device is fault manager Control unit transmits the time Code 7b 1 in the General group The control unit receives the time Set code 81 3 in the General group Device re ceives the time 59 Commissioning Vitotronic 100 and Vitotronic 300 K Connecting the control unit to the LON cont LON subscrib LON subscriber er remote mon remote monitor itoring ing Code 9C 20 Code 9C 20 in in group 1 group 1 Control unit transmits out side tempera ture Code 97 2 in the General group Control unit receives the outside tem perature Set code 97 1 in the
58. 1 at ing system 6C 255 AM1 extension adjustable from 1 to 255 s 6d 0 Type GC1B 6d 1 Run on time neutralising No run on time neutralis to System at output A2 at ing system 6d 255 AM1 extension adjustable from 1 to 255 s 123 Code 2 Vitotronic 100 Group 1 cont Coding in the delivered condition Possible change 76 0 Without LON communi 76 1 With LON communication cation module module recognised auto matically 77 1 LON subscriber number 77 1 LON subscriber number to adjustable from 1 to 99 71 99 78 1 LON communication en 78 0 LON communication disa abled bled 79 0 Control unit is not fault 79 1 Control unit is fault manag manager er 80 6 A fault message is issued 80 0 Immediate fault message if a fault occurs for at least 80 2 Minimum fault duration be 30 s to fore a fault message is is 80 199 sued adjustable from 10 to 995 s 1steps 5s 88 0 Temperature displayed in 88 1 Temperature displayed in C Celsius F Fahrenheit 8A 175 Never adjust 8b 0 Type GC4B 8b 1 With KM BUS burner con Without KM BUS burner trol unit control unit 93 0 Fault messages during 93 1 Fault messages during emissions test function emissions test function service indication does service indication affect not affect central fault central fault messages messages 98 1 Viessmann system num 98 1 System number adjustable ber in conjunction with to from 1 to 5 monit
59. 5 B Cylinder temperature sensor 2 for cylinder loading system accessory 34 143 145 146 LON Temperature sensor cylinder loading system accessory External connections KM BUS subscriber accessory External connections LON BUS connecting cable for data exchange with the Vitotronic 100 Vitotronic 200 H Vitocom and Vitogate 5815 091 GB 5815 091 GB Installation Vitotronic 300 K Overview of electrical connections cont PCB 230 V 20 21 Inserting cables and applying strain relief A1 28 29 40 Heating circuit pump or Primary pump cylinder loading system Circulation pump for cylinder heating accessory 52A1 156 See page 13 Connecting sensors DHW circulation pump on site Distribution pump on site Power supply Central fault message Motor for 3 way mixing valve cyl inder loading system Power supply for accessories c E MO 0 for cylinder loading system accessory 21 2 1 i 32 1 Outside temperature sensor 9 Without function 3 2 Flow temperature sensor com 15 Without function mon heating flow 17 A Without function A Cylinder temperature s
60. 5 876 7837 021 Vitoplex 200 type SX2A 1001 7435 865 7837 010 Vitoplex 300 type TX3A 1010 7435 866 7837 011 Vitoradial 300 T Vitorond 200 type VD2 VD2A 1020 7435 867 7837 012 Sensors Boiler water cylinder flow Therm Control sensor return and room temperature sensors Note m The flow temperature sensor can be a contact or immersion temperature sensor m The flow temperature sensor of the mixer extension kit is a contact tem perature sensor m The room temperature sensor is con nected at terminals 3 and 4 in the Vitotrol 300 Installation and service instruc tions Vitotrol 300 185 Components Vitotronic 100 type GC1B and Vitotronic 300 K Sensors cont Viessmann NTC 10 KQ blue ID label 20 1 A ooo N Resistance in KQ ooo P O0 10 30 50 70 90 110 Temperature in C Outside temperature sensor Viessmann NTC 10 kQ 200 100 80 60 40 20 10 8 Resistance in KQ 6 20 10 0 10 20 30 Temperature in C Flue gas temperature sensor Part no 7452 531 186 1 Pull corresponding plug 2 Check the sensor resistance and compare it with the curve 3 Inthe case of severe deviation check the installation and replace the sen sor if required 1 Pull plug 2 Check the sensor resistance across plug terminals 1 and 2 and com pare with the curve 3 I
61. 6 5 At the programming unit of the control unit and remote control unit of the heating circuit with mixer M3 heat ing circuit 3 At the remote control of the heating circuit without mix er A1 heating circuit 1 66 6 At the remote control of the heating circuit with mixer M2 heating circuit 2 66 7 At the remote control of the heating circuit with mixer M3 heating circuit 3 67 40 For solar DHW heating 156 67 0 No set value 3 67 10 to Set DHW temperature ad justable from 10 to 95 C limited by boiler specific parameters 5815 091 GB 5815 091 GB DHW group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change Set DHW temperature 67 95 Observe the setting of cod 40 C Reheating is sup ing address 56 pressed above the selec ted set temperature DHW heating by the boil er only if there is insuffi cient solar energy 68 8 With 2 cylinder tempera 68 2 Factor adjustable from 0 2 ture sensors code to to 1 55 2 68 10 1 step 0 1 Cylinder heating stop point at set value x 0 8 69 7 With 2 cylinder tempera 69 1 Factor adjustable from 0 1 ture sensors code to to 0 9 55 2 69 9 1 step 0 1 Cylinder heating start point at set value x 0 7 6A 75 Runtime actuator mixing 6A 10 For heat exchanger set valve heat exchanger to Vitotrans 222 240 kW set set Vitotrans 222 80
62. 7 m Vitotronic 300 K 70 Outside temperature 107 Outside temperature sensor 186 P Parts list m Vitotronic 100 type GC1B 199 m Vitotronic 100 type GCAB 201 PCBs m Vitotronic 100 type GC1B 170 m Vitotronic 100 type GCAB 175 m Vitotronic 300 K 180 PWG 150 ect bees tmt 188 Keyword index Keyword index cont Plug in adaptor for external safety equip IMG DE iei rei Een eit 187 Powet cable erit 47 Power s pply iet ri tee 47 Priority control 108 116 Provisional burner operation 23 Pumps m Connecting uuuss 19 36 m In the underfloor heating circuit 37 B RUNO ceci iue itor oo sce reed ai 117 Q Quick heat up essesss 107 Quick setback sussssss 108 R Radio clock receiver 189 Raising the reduced room tempera nuc 112 Reduced room temperature raising 112 Reduced set room temperature 65 Relay test m Vitotronic 100 esssse 61 m Vitotronic 300 K 62 Return temperature control 126 Room temperature 107 Room temperature sensor 185 S Screed drying nee 108 Selecting the boiler sequ
63. 90 1 4 80 O H 1 2 70 g 1 0 Oo 60 B 5 5 0 8 G 50 4 oop e 2 40 ae 0 4 ER ae 02 Y S 70 9 rog 25 NO 10 5 0 5 10 15 20 25 30 Peray 75 Outside temperature in C Ye 70 7 5 For outside temperature 14 C Selecting the set room temperature Underfloor heating system Slope 0 2 to 0 8 Individually adjustable for each heating Low temperature central heating circuit Slope 0 8 to 1 6 C Heating systems with boiler water temperature in excess of 75 C Slope in excess of 1 6 64 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Adjusting the heating curve cont The heating curve is offset along the set room temperature axis With the heating circuit pump logic function enabled the curve modifies the starting and stopping characteristics of the heating circuit pump Standard set room temperature 26 C Adjustment of the standard set room temperature from 20 to 26 C Boiler water temperature or flow temperature in C Outside temperature in C Set room temperature in C Heating circuit pump OFF Heating circuit pump ON 00O Changing the standard set room temper ature D gt Operating instructions Reduced set room temperature 110 Adjustment of the reduced set room tem perature from 3 to 14 C Boiler water temperature or flow temperature in C Outside temperature in C Set room temperature in C
64. B 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Commissioning steps Commissioning step Vitotronic 100 Page Vitotronic Page 300 K Type GC1B Type GC4B Type MW1B Checking the high limit X 53 safety cut out Selecting the language X 54 Setting the date and X 54 time Matching the coding ad X X 54 X 56 dresses to the system version Selecting the boiler se X 57 quence Connecting the control X X 58 X 58 unit to the LON Checking actuators and X X 61 X 62 sensors Setting the heating X 64 curve Testing the high limit safety cut out Only Vitotronic 100 type GC1B The minimum circulation volume should 2 Release the TEST key be 10 96 of the circulation volume at rated load 3 Wait until the boiler water tempera Reduce the heat consumption as far as ture has dropped approx 15 to 20 K possible below the selected safety tempera ture 1 Hold down the TEST key until the burner has shut down 4 Reset the high limit safety cut out by Temperature controller is bridged pressing the reset button The high limit safety cut out must shut down the burner at the latest D gt Operating instructions when the safety temperature has been reached 53 Commissioning Vitotronic 100 and Vitotronic 300 K Selecting the language Only Vitotronic 300 K type MW1B At the commissioning stage the display T
65. Cascade con er of which has run the trol shortest number of hours becomes the lead boiler 38 2 Lead boiler changeover af to ter 200 to 20 000 hours 38 200 run 1 step 100 hours run 39 0 No permanent lead boil 39 1 Boiler 1 2 3 or 4 is perma er to nent lead boiler 39 4 3A 0 No permanent last boiler 3A 1 Boiler 1 2 3 or 4 is perma to nently last boiler 3A 4 3b 1 Standalone parallel boil 3b 0 Standalone parallel boiler er circuit circuit With flow temperature Without flow temperature sensor see page 101 sensor see page 101 3b 2 Standalone serial boiler circuit Without flow temperature sensor see page 101 3b 3 Standalone serial boiler circuit With flow temperature sen sor see page 101 3b 4 Sequential control method with flow temperature sen sor see page 101 3C 2 Conventional boiler strat 3C 0 Condensing strategy see egy 2 see page 106 page 102 3C 1 Conventional boiler strat egy 1 see page 105 152 5815 091 GB 5815 091 GB Cascade group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 3d 1 Output statement for con 3d 0 No output statement densing strategy and conventional boiler strat Note egy 1 Vitotronic 300 K regulates only to conventional boiler strategy 2 3E 0 Distribution pump will on 3E 1 Distribution pump always ly run if there is a heat de runs shutdown through mand External blocking signa
66. Example maximum burner output output 225 kW set to 2 here OA Ratio of output burner stage 1 to Example Output burner stage 1 maximum burner output in percent 135 kW maximum burner output 225 kW 135 225 kW 100 60 55 Commissioning Vitotronic 100 and Vitotronic 300 K Matching up the coding addresses cont Matching the control unit to a modulating burner Only Vitotronic 100 type GC1B Note The burner must be fully adjusted To achieve a wide modulating range set the minimum output as low as possible take the chimney and flue system into account Address Meaning Setting 03 Fuel Gas operation 0 delivered condi tion Oil operation 1 irreversible 08 Units and tens of the maximum Example maximum burner output burner output 225 kW set to 25 here Note Values up to and including 199 kW can be entered directly 09 Hundreds of the maximum burner Example maximum burner output output 225 kW set to 2 here 15 Modulation range runtime Determine the actuator runtime in seconds between base load and maximum burner output OA Ratio of output base load to maxi Example Base load output 72 kW mum burner output in percent Maximum burner output 225 kW 72 225 kW 100 32 96 05 Ratio of partial load at 75 of the ac Example Partial output 171 kW tuator runtime to maximum burner Maximum burner output 225 kW output in percent 171 225
67. Go sU se ue 230V 50Hz 177 Schemes Vitotronic 100 type GC4B Connection and wiring diagram cont 20 Without function 21 Without function 28 Without function 29 Boiler circuit pump on site 40 Power supply from mains filter unit 230 V 50 Hz 41 Burner 50 Output for central fault mes sage 52 Motorised butterfly valve 150 External connections remove jumper when connecting External safety equipment b External burner start base load PCB low voltage A10 178 151 156 F1 F2 K1 K10 S1 X eene e melle Safety chain potential free Power supply from mains filter unit Fuse MCB Relay ON OFF switch Electrical interfaces 5815 091 GB 5815 091 GB Schemes Vitotronic 100 type GC4B Connection and wiring diagram cont 17 A 17 B 143 145 146 LON S3 V1 V2 Without function Without function Without function Without function Without function External connections KM BUS subscriber and KM BUS burner control unit External connections Connecting cable for data exchange between control units accessory Emissions test switch Fault indicator red ON OFF indicator green Electrical interfaces 179 Schemes Vitotronic 300 K Connection and wiring diagram Overvie
68. Installation and service Vi EMAN Ri instructions for contractors Vitotronic 300 K Type MW1B Weather compensated cascade control unit Vitotronic 100 Type GC1B and GC4B Boiler control unit For applicability see the last page VITOTRONIC 300 K VITOTRONIC 100 Vitotronic 100 GC4B Vitotronic 300 K 5815 091 GB 7 2013 Please keep safe Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and mate rial losses Safety instructions explained Danger This symbol warns against the risk of injury Please note This symbol warns against the risk of material losses and envi ronmental pollution Note Details identified by the word Note con tain additional information Target group These instructions are exclusively inten ded for qualified contractors m Work on gas installations must only be carried out by a registered gas fitter m Work on electrical equipment must only be carried out by a qualified elec trician m The system must be commissioned by the system installer or a qualified per son authorised by the installer Regulations Observe the following when working on this system m Statutory regulations regarding the prevention of accidents m Statutory regulations regarding envi ronmental protection m The Code of Practice of relevant trade associations m All current safety regulations as defined by DIN EN DVGW TRGI TRF
69. Lead break tem Check temperature sen perature sensor sor 10 see separate in 10 stallation and service in connection at solar structions control module Check coding address type SM1 20 in the Solar group 9A No solar DHW heat Lead break collec Check sensor at the solar ing tor temperature control unit see separate sensor installation and service in connection of tem structions perature sensor 6 at solar control module type SM1 or sensor at S1 of the Vitosolic 9b Control mode Lead break tem Check sensor at the solar perature sensor connection at S3 of the Vitosolic control unit see separate installation and service in structions 91 Troubleshooting Vitotronic 300 K Fault codes cont System characteris tics Displayed fault code Cause Measures 9C No solar DHW heat Lead break cylin Check sensor at the solar ing der temperature control unit see separate sensor installation and service in connection of tem structions perature sensor 5 at solar control module or sensor at S2 of the Vitosolic 9E Control mode No flow rate in so Check solar circuit lar circuit or flow Acknowledge fault mes rate too low or sage see separate instal temperature limiter lation and service instruc has responded tions 9F Control mode Fault solar control Check solar control unit module type SM1
70. Short circuit cylin der temperature sensor 2 Check cylinder tempera ture sensor see page 185 60 Boiler with maximum temperature no out put reduction mixing valve return tempera ture control open Short circuit tem perature sensor 17 A Check temperature sen sor see page 185 68 Boiler with maximum temperature no out put reduction mixing valve return tempera ture control open Lead break tem perature sensor 17 A Check temperature sen Sor see page 185 Without temperature sen sor Set code 4A 0 in the General group 89 Troubleshooting Vitotronic 300 K Fault codes cont Displayed Cause Measures fault code tics 70 Shunt pump con Short circuit tem Check temperature sen stantly ON perature sensor sor see page 185 With cylinder loading 17 B system close 3 way mixing valve no DHW heat ing 78 Shunt pump con Lead break tem Check temperature sen stantly ON perature sensor sor see page 185 With cylinder loading 17 B Without temperature sen System sor close 3 way mixing set code 4b 0 in the valve no DHW heat General group ing 90 Control mode Short circuit tem Check temperature sen perature sen sor 7 see separate in sor 7 stallation and service in connection at solar structions control mod
71. Two boiler system with modulating burn ers m Boiler 1 100 rated heating output base load set to 33 m Boiler 2 100 rated heating output base load set to 33 96 Conventional boiler strategy 1 code 3C 1 in the Cascade group Starting Shutdown 3 100 10 o 50L 77 o5 m 33 i m 3 0 N oN pipe a eS 5100 50 ia d 50 as 0 as 200 200 B 150 amp 150 8 8100 8 5100 oF gr w 33b WS 33 c 0 ie c 0 105 Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont Conventional boiler strategy 2 code 3C 2 in the Cascade group Starting Shutdown N 5100 E sa 2 2 0 c c 200 3 3 amp amp 1 3 ag o Oo 61 o oF 9 2 oO c c Heating circuit control of the Vitotronic 300 K Brief description m The control unit has control circuits for m The flow temperature of the heating one heating circuit without mixer A1 circuit without mixer corresponds to heating circuit 1 and two heating cir the common system flow temperature cuits with mixer M2 heating circuit 2 m The flow temperature of the heating and M3 heating circuit 3 circuits with mixer is regulated by the m The set flow temperature of each heat stepped opening or closing of the mix ing circuit is determined from the fol ers lowing parameters The mixer motor control change
72. U Sprache is in German factory setting Deutsch Bulgarski Cesky Dansk Wahlen mit Setting the date and time Only Vitotronic 300 K type MW1B The time and date need to be reset dur Operating instructions ing commissioning or after a prolonged Vitotronic 300 K type MW1B time out of use Setting time and date Continue with Matching up the coding addresses Vitotronic 100 Check all addresses in Code 1 and Check the following coding addresses adjust if required and adjust accordingly in Code 2 54 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Matching up the coding addresses cont Code Group Function 01 2 Multi boiler system 4d 1 Plug 29 function 98 1 Viessmann system number 9C 1 Monitoring LON subscribers Only for the Vitotronic 100 type GC1B 0C 2 Return temperature control Od 2 Therm Control AC 1 Plug 20 function AE 1 Plug 52 function Matching the control unit to a two stage burner Only Vitotronic 100 type GC1B Address Meaning Setting 03 Fuel Gas operation 0 delivered condi tion Oil operation 1 irreversible 08 Units and tens of the maximum Example maximum burner output burner output 225 kW set to 25 here Note Values up to and including 199 kW can be entered directly 09 Hundreds of the maximum burner
73. ading system 52 M2 M3 Mixer motor Connection see page 21 Rated voltage 230 V Rated current Max 0 2 0 1 A Recommended H05VV connecting cable F4G0 75 mm or HO5RN F4G 0 75 mm Temperature limiter CO Secondary pump downstream of the system separa tion Joint power consumption of both pumps max 2 A c E RO S 0 a The runtime can be adjusted via the fol lowing coding addresses m in conjunction with plug 52 A1 40 in the General group 6A in the DHW group m in conjunction with plug 52 M2 M3 C3 in the Heating circuit group 37 Installation Vitotronic 300 K Connecting a central fault message facility Rated voltage 230 V Rated current Max 4 2 A Recommended connecting cable HO5VV F3G 0 75 mm or HO5RN F3G 0 75 mm Note All heating system faults are passed on This includes boiler control unit faults for example External demand via switching contact Connection options m Plug 146 m EA1 extension accessory see page 196 Connection Please note a Live contacts lead to short cir cuits or phase failure The external connection must be potential free 38 With the contact closed the boiler burn ers are started subject to load They heat to the set flow temperature selected in coding address 9b in the General group The temperature is limited by this set value and the electronic maximum flow
74. and simultaneously for approx 4 s 2 Actuator test Note Before an actuator is selected all actuators are switched to zero volt The following relay outputs can be controlled subject to the system equipment level Display Explanation All actuators OFF All actuators have been switched off Output 20 ON Actuator at output 20 A1 Output 52 Open Actuator at output 52 A1 Output 52 Neutral Output 52 Close Cylinder primary ON Actuator at output 20 pump DHW circ pump ON Actuator at output 21 Output 29 ON Actuator at output 29 62 5815 091 GB 5815 091 GB Commissioning Vitotronic 100 and Vitotronic 300 K Checking actuators and sensors cont Display Explanation Central fault mess ON Central fault message at output 50 Heating circ pump ON Actuator at output 20 M2 HC2 Mixer HC2 Open Actuator at output 52 M2 Mixer HC2 Close Heating circ pump ON Actuator at output 20 M3 HC3 Mixer HC3 Open Actuator at output 52 M3 Mixer HC3 Close EA output 1 ON Contact P S on plug 157 of extension EA1 closed AM1 output 1 ON Actuator at output A1 AMT output 2 ON Actuator at output A2 Solar circuit pump ON Solar circuit pump at output 24 at solar con trol module type SM1 Solar circ pmp min ON Solar circuit pump a
75. ature ture control open sensor Type GC4B Without temperature sen Boiler at maximum sor temperature Set code 4A 0 in group 1 70 Type GC1B Short circuit tem Type GC1B Shunt pump con perature sensor Check temperature sen stantly ON 17 B sor see page 185 Type GC4B Type GC4B Control mode Remove temperature sensor Without temperature sen sor Set code 4b 0 in group 1 78 Type GC1B Lead break tem Type GC1B Shunt pump con perature sensor Check temperature sen stantly ON 17 B sor see page 185 Type GC4B Type GC4B Control mode Remove temperature sensor Without temperature sen sor Set code 4b 0 in group 1 AO Boiler cools down Fault safety equip Check safety equipment ment at X7 of and reset if required plug in adaptor 2 for external safety equipment A1 Boiler cools down Fault safety equip Check safety equipment ment at X3 of plug in adaptor 2 for external safety equipment and reset if required 76 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 100 Displayed System characteris Cause Measures fault code tics A2 Boiler cools down Fault safety equip Check safety equipment ment at X2 of and reset if required plug in adaptor 2 for external safety equipment A3 Boiler cools down Fault safety equip Check safety equipment ment at X1 of and res
76. ature of the currently active boilers to determine the start and shutdown cri teria Only boilers with open motorised butterfly valves are taken into considera tion Sequential control m With flow temperature sensor m Set code 3b 4 in the Cascade group 101 Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont m The control strategy is set automati cally to conventional boiler strategy 2 code 3C 2 in the Cascade group see page 104 m The cascade control unit regulates to the defaulted set flow temperature by defaulting the output for each individ ual boiler The lead boiler can be oper ated in modulating mode All other boilers are operated in two stages via a defaulted output incl modulating burners Control strategies Condensing strategy Benefit Optimum utilisation of the condensing effect and long burner runtimes Set code 3C 0 in the Cascade group It is the aim of the condensing strategy to operate as many boilers as possible at the lowest output level m Starting criterion Boilers are started via an output state ment code 3d 1 in the Cascade group An additional boiler will start if the cur rent heat demand can also be covered by the currently active boilers plus the next boiler in the boiler sequence see page 57 102 m Shutdown criterion Boilers are shut down via a shutdown integral The shutdown criterion i
77. ce with DIN 4791 or local regulations 26 Max power consumption 6 3 A 5815 091 GB 5815 091 GB Installation Vitotronic 100 Connecting the AC burner type GC1B cont Cy Terminal codes I Ig NI L1 Phase via high limit safety cut out to the burner PE Earth conductor to burner LLL LEAL M N Neutral conductor to burner T1 T2 Control chain S3 Burner fault terminal B4 Hours run meter terminal v Signal pass direction Control unit burner A Signal pass direction OLOLLO Burner control unit 6 u amp 2 a z o Equipment codes S STB 2 STB Control unit high limit safety cut 2 a TR 2 out z TR Control unit temperature controller H1 Burner fault signal BZ Hours run meter To the control unit To the burner Burner without plug Fit the mating plug from Viessmann or from the burner manufacturer Connect the burner cable 27 Installation Vitotronic 100 Connecting the AC burner type GC1B cont Terminal codes T6 T8 Control chain burner stage 2 ON or modulation controller Open T6 T7 Control chain burner stage 2 OFF or modulation controller Close v Signal pass direction Control unit burner A Signal pass direction Burner control unit Colour coding to DIN IEC 60757 BK Black BN Brown BU Blue To the control unit To the burner Viessmann MatriX burner for Vitocrossal The burner cables are part of the stand Ma
78. codes at coding level 2 Possible change Coding in the delivered condition System design One heating circuit with out mixer A1 heating cir cuit 1 without DHW heating For system schemes see O the following table 00 10 cr 130 5815 091 GB 5815 091 GB Code 1 Vitotronic 300 K General group cont Value ad Description dress 00 2 One heating circuit without mixer A1 heating circuit 1 with DHW heating recognised automatically 3 One heating circuit with mixer M2 heating circuit 2 without DHW heating 4 One heating circuit with mixer M2 heating circuit 2 with DHW heating 5 One heating circuit without mixer A1 heating circuit 1 one heating circuit with mixer M2 heating circuit 2 without DHW heating recognised automatically 6 One heating circuit without mixer A1 heating circuit 1 one heating circuit with mixer M2 heating circuit 2 with DHW heating recognised automatically 7 Two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 without DHW heating 8 Two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 with DHW heating 9 One heating circuit without mixer A1 heating circuit 1 two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 without DHW heating recognised automatically 10 One heating circuit without mixer A1 heating circuit 1 two hea
79. ct to outside temperature The con trol unit regulates according to an aver age outside temperature This compri ses the actual and the adjusted outside temperature Room temperature In conjunction with the remote control and room temperature hook up coding address bO in the Heating circuit group Compared with the outside temperature the room temperature has a greater influ ence on the set boiler water temperature changed at coding address b2 in the Heating circuit group In conjunction with heating circuits with mixer For control differentials actual value deviation above 2 K room temperature the influence can be increased again coding address b6 in the Heating cir cuit group m Quick heat up Raise the set room temperature by at least 2 K by the following measures Activating party mode Changing from central heating with reduced temperature to central heating with standard temperature Start optimisation coding address b7 in the Heating circuit group Quick heat up stops when the set room temperature has been reached 107 Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont m Quick setback Reduce the set room temperature by atleast 2 K by the following measures Activating economy mode Changing from central heating with standard temperature to central heating with reduced temperature S
80. d 2 in plug 143 disa bled external Open mix er see page 42 99 4 External Mixer close Heating circuit with mixer M3 heating circuit 3 99 5 Without function 99 6 External Mixer close Heating circuit with mix er M2 heating circuit 2 and M3 heating circuit 3 99 7 Without function 99 8 External blocking 99 9 Without function 99 10 External blocking External Close mixer Heating circuit with mix er M2 heating circuit 2 and M3 heating circuit 3 99 11 Without function 99 12 External blocking External Close mixer Heating circuit with mixer M3 heating circuit 3 99 13 Without function 99 14 External blocking External Close mixer Heating circuit with mix er M2 heating circuit 2 and M3 heating circuit 3 99 15 Without function 9A 1 Without function 9A 2 External Mixer open Heating circuit with mixer M2 heating circuit 2 9A 3 Without function 9A 4 External Mixer open Heating circuit with mixer M3 heating circuit 3 9A 5 Without function 9A 6 External Mixer open Heating circuit with mix er M2 heating circuit 2 and M3 heating circuit 3 5815 091 GB 5815 091 GB General group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 9A 7 Without function 9b 70 Set flow temperature for 9b 0 No default set value external demand 70 C 9b 1 Set flow temperature ad to justable fro
81. d condition Possible change 55 0 Cylinder heating hysteresis 2 5 K 55 1 Adaptive cylinder heating enabled see page 117 55 2 55 3 Cylinder temperature con trol with 2 cylinder temper ature sensors see page 118 Cylinder temperature con trol cylinder loading sys tem see page 118 56 0 Set DHW temperature adjustable from 10 to 60 C 154 56 1 Set DHW temperature ad justable from 10 to 95 C 5815 091 GB 5815 091 GB DHW group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change Note Observe the max permis sible DHW temperature Change over temperature controller X 58 0 Without auxiliary function 58 10 Input of a second set DHW for DHW heating to temperature adjustable 58 60 from 10 to 95 C observe coding address 56 59 0 Cylinder heating 59 1 Start point adjustable from Set start point 2 5 K to 1 to 10 K below set value Set stop point 2 5 K 59 10 5A 0 For DHW heating 5A 1 For DHW heating The set flow temperature The set flow temperature is is determined by the high determined by the DHW est system flow tempera cylinder flow temperature ture demand demand Scan the temperature in Scan the temperature in the Diagnosis menu the Diagnosis menu General Common General Common dem temp see dem temp see page 70 page 70 60 20 During DHW heating the 60 10 Differential b
82. d room temperature to operation with standard room temperature the boiler water or flow temperature will be raised in accordance with the selected heating curve The boiler water or flow temperature increase can be automati cally raised Heating curve for operation with reduced room temperature The value and duration of the additional increase of the set boiler water or flow temperature can be adjusted in coding addresses FA and Fb inthe Heating circuit group 113 Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Example using the settings in the delivered condition 60 50 8 40 99 30 c Fe 20 DS 2p 8g 10 55 0 600 700 800 Time in h Start of operation with standard room temperature Set boiler water or flow temperature in accordance with the selected heating curve C Set boiler water or flow temperature in accordance with coding address FA 50 C 20 60 C Control sequence Mixer circuit The mixer motor will not be controlled within the neutral zone 1 K 114 goo D Duration of operation with raised set boiler water or flow temperature in accordance with coding address Fb 60 min Flow temperature drops Set value 1 K The mixer motor receives the signal Mixer open The signal duration length ens with an increasing control differen tial The duration of pauses reduces with an increasi
83. e 22 Provisional burner ODeratlOn 5 c ocn einer recrear ede a Ya ERR Enc ge cioe 23 External burner blocking oii noi oreet cene eee bee 23 External changeover of multi stage modulating burners ssssse 24 Blocking the boiler externally starting in the boiler sequence 25 Connecting the AC burner type GC1B sssssseee emn 26 Connecting the three phase burner type GC1B ssse 30 Installation Vitotronic 300 K Overview of electrical connections essseeee en 33 Inserting cables and applying strain relief e 35 Connecting Sensors oorr ei tete e or eie vetera eer diee ve bet e ee oy 35 Connecting PUMPS em 36 Connecting actuators 22 iii edet Si opc O eco due Era docu suos avai 37 Connecting a central fault message facility 38 External demand via switching contact 38 External demand via 0 10 V input 39 External blocking via switching contact ssseeee 40 External Mixer close Mixer open emm ener 41 External heating program changeover sss een 42 Making the LON connectlon rer pto eret nenne pinnae nouae nani 44 Power supply of the Vitotronic 100 and Vitotronic 300 K POW6M SUPPIY rirerire NEE 47 Opening and closing the Vitotronic 100 and Vitotronic 300 K control units Fitting the controliunit tombe aser reet eds 51 Opening the c
84. e actual value undershoots the required set temper ature the circulation pump for cylinder heating will temporarily cycle again The DHW cylinder is hot m Cylinder temperature sensor 1 Actual value 2 set value and Cylinder temperature sensor 2 Actual value gt set value 1 5 K m The common set flow temperature is returned to the set weather compen sated value m The circulation pump for cylinder heat ing stops immediately when the 3 way mixing valve is fully opened or m The circulation pump for cylinder heat ing stops after expiry of the run on time that is set at code 62 5815 091 GB 5815 091 GB Calling up coding level 1 Note Codes that have no function due to the heating system equipment level or the setting of other codes are not dis played The codes are divided into groups 1 General 2 Boiler 6 All codes std device In this group all coding addresses are displayed in ascending order 7 Standard setting Service menu 1 Press OK and simultaneously for approx 4 s flashes on the display 2 Select Q with to reach coding level 1 Confirm with OK I flashes on the display for the coding addresses of group 1 Code 1 Vitotronic 100 3 a v for the group of the required cod ing address 4 a y for the required coding address 5 A v for the required value according to the following tables 6 5 to exit coding level 1 Note The system exits the service menu auto mat
85. e burner control unit 82 5815 091 GB 5815 091 GB Fault codes cont System characteris tics Troubleshooting Vitotronic 100 Cause Measures F4 No flame builds dur Insulation body of Replace ignition or ionisa ing safety time ioni ignition orionisa tion electrode sation flame monitor tion electrode reports no flame sig cracked nal F4 Poor start up charac Servomotor faulty Replace connecting ca teristics rotary damp servomotor con ble replace servomotor er does not close necting cable faul replace burner control ty output relay unit faulty burner con trol unit F4 Flame does not build Incorrect gas type Select correct gas type during the safety selected see boiler service in time no signal repor structions ted by the ionisation flame monitor F4 Flame does not build Gas train does not Check connecting cable during the safety open check gas train and re time no signal repor place if required ted by the ionisation flame monitor F4 Flame does not build Combustion char Adjust the burner see during the safety acteristics not ide boiler service instruc time no signal repor al tions if necessary also ted by the ionisation adjust the adjusting flame monitor Screws when the burner is off to be able to start the burner F5 Air pressure switch Air pressure switch Replace air pressure reports no air pres faulty incorrectly
86. e the list is displayed press OK until k flashes OK to confirm Fault codes Displayed System characteris Cause Measures fault code tics OF Control mode Service Service the appliance OF is only dis played in the fault Note history After a service set code 24 0 in group 2 30 Type GC1B Short circuit boiler Check boiler water tem The burner is started water temperature perature sensor see and stopped via the sensor page 185 temperature control ler 38 Type GC1B Lead break boiler Check boiler water tem The burner is started water temperature perature sensor see and stopped via the sensor page 185 temperature control ler 60 Type GC1B Short circuit tem Type GC1B Boiler with maximum perature sensor Check temperature sen temperature no out 17 A Sor see page 185 put reduction mixing Type GC4B valve return tempera Remove temperature ture control open sensor Type GC4B Boiler at maximum temperature Without temperature sen sor Set code 4A 0 in group 1 75 Troubleshooting Vitotronic 100 Fault codes cont Displayed Cause Measures fault code tics 68 Type GC1B Lead break tem Type GC1B Boiler with maximum perature sensor Check temperature sen temperature no out 17 A sor see page 185 put reduction mixing Type GC4B valve return tempera Remove temper
87. eat demand dependent switching hysteresis The heat demand dependent switching hysteresis takes the boiler load into account The switching hysteresis i e the burner runtime varies subject to actual heat demand ERB50 function Code 04 1 Subject to heat demand values between 6 and 12 K result low average high heat demand heat demand heat demand ERB80 function Code 04 2 Subject to heat demand values between 6 and 20 K result 98 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Boiler control unit Vitotronic 100 type GC1B cont gc a NI X No Nw N set 71 N 3 low average heat demand heat demand Control sequence Boiler goes cold set value 2 K The burner start signal is set as the set boiler water temperature minus 2 K The burner starts its own monitoring pro gram Note The burner start may be delayed by a few minutes subject to the number of auxiliary circuits and the combustion type high heat demand Boiler heats up set value 2 K The burner shuts down Modulating burner The burner stop point is determined by the stop differential coding address 13 in group 2 99 Function description Vitotronic 100 and Vitotronic 300 K Boiler control unit Vitotronic 100 type GC4B Brief description m The boiler water temperature is regu lated by modulating the burner m The set boiler water temperature is de
88. ef Plug in connection diagram On site cables strip up to 100 mm D Female mouldings for plug in con of insulation nection diagram Inserting the boiler coding card Only use the boiler coding card supplied with the boiler see page 185 14 5815 091 GB 5815 091 GB Installation Vitotronic 100 Inserting the boiler coding card cont Changing over the high limit safety cut out Only Vitotronic 100 type GC1B The high limit safety cut out is supplied with a factory setting of 110 C High limit safety cut out 110 C 100 C 120 C Temperature controller 100 C 87 C 110 C Electronic maximum boiler water temperature limit 95 C coding address 06 in group 2 Boiler on the Vitotronic 100 85 C 105 C Electronic maximum flow temperature limit coding 90 C address 37 in the Cascade group on the Vitotronic 300 K 80 C 100 C 15 c f hy s 7 amp Installation Vitotronic 100 Changing over the high limit safety cut out cont Changing the temperature controller setting Only Vitotronic 100 type GC1B The temperature controller is supplied with a factory setting of 95 C Please note n Excessive DHW temperatures can damage the DHW cylinder If the system operates with a DHW cylinder ensure that the maximum permissible DHW tem perature is not exceeded If nec essary install suitable safety equipment for this p
89. ence 57 Selecting the set room temperature 64 Sensors m Vitotronic 100 ssssee 18 m Vitotronic 300 K 35 Sequential control 101 Service indicator m Vitotronic 100 ssssee 69 m Vitotronic 300 K 73 Service menu m Vitotronic 100 ssssse 67 m Vitotronic 300 K 70 Set DHW temperature 116 210 Shutdown time optimisation 166 167 Solar control module 117 Solar control unit 117 Specification m Vitotronic 300 K 207 Standalone control 101 Standard set room temperature 65 Start optimisation 127 166 Strain relief esesesssssss 13 Switching hysteresis m Heat demand dependent 98 a Permanent annot es 98 System dynamics mixer 111 167 1 Temperature limiter 195 Therm Control 111 126 Therm Control sensor 185 Three phase burner m Safety chain potential free 30 m Safety chain not potential free 31 Time program m Central heating 107 m DHW heating sssse 115 Troubleshooting m Vitot
90. ensor 1 17 B Temperature sensor cylinder B Cylinder temperature sensor 2 loading system accessory 35 Installation Vitotronic 300 K Connecting sensors cont Fitting location for outside temperature sensor m North or north westerly wall 2 to 2 5 m above ground level in multi storey buildings in the upper half of the second floor m Not above windows doors or ventila tion outlets Outside temperature sensor connec tion 2 core lead up to 35 m long with a cross section of 1 5 mm Wireless outside temperature sensor Wireless subscriber Only in connection with the wireless base station KM BUS subscriber that is connected to the Vitotronic control unit Connecting pumps Available connections 20 Heating circuit pump or Primary pump cylinder loading sys tem 21 Circulation pump for cylinder heat ing Pumps 230 V and 400 V Connection see page 19 36 m Not immediately below balconies or gutters m Never render over Wireless base station installation and service instructions 28 DHW circulation pump 29 Shunt pump or distribution pump 5815 091 GB 5815 091 GB Connecting pumps cont Installation Vitotronic 300 K Pumps in the underfloor heating circuit 29 20 Control unit A Primary pump Connecting actuators Available connections 52 A1 Motor for 3 way mixing valve cylinder lo
91. er unhook the mixer handle and pull plug Mixer motor specification Rated voltage Rated frequency Power consumption Safety category IP rating Permissible ambient temperature m During operation m During storage and transport Mixer motor Part no 9522 487 1 Pull 3 pole plug 4 from mixer motor turn 180 and refit 2 Check the rotational direction 230 V 50 Hz 4W Il IP 42 to EN 60 529 ensure through ap propriate design and installation 0 to 40 C 20 to 65 C 191 Components Vitotronic 100 type GC1B and Vitotronic 300 K Mixer motor cont For heating mixers DN 40 and 50 A MAN Mixer motor A Open mixer Linked switch v Close mixer Changing the rotational direction Interchange cores at terminals Y 1 and 2 Checking the rotational direction The control unit relay test moves the mixer to Open and Close Manual mixer adjustment Linked switch B in MAN setting Specification Rated voltage 230 V Power consumption 3 W Rated frequency 50 Hz IP rating IP 42 192 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Mixer motor cont Torque 5 Nm Runtime for 90 lt 135s Mixer motor Part no Z004 344 For heating mixers DN 65 and 100 DAI e MAN Mixer motor A Open mixer Linked switch v Close mixer Changing the rotational direction Interchange cores at
92. erature C C1 10 15 20 25 30 Temperature profile 2 ZV parquet and flooring technology code F1 2 50 40 30 20 10 temperature C Flow m c1 10 45 20 25 30 Days Temperature profile 3 Code F1 3 50 40 30 20 10 temperature C Flow 10 15 20 25 30 Days c1 109 Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Temperature profile 4 Code F1 4 50 40 30 20 10 temperature C Flow Days Temperature profile 5 Code F1 5 50 40 30 20 10 1 5 10 15 20 25 3 Days temperature C Flow Temperature profile 6 Code F1 6 60 50 40 30 20 10 1 5 10 15 20 25 30 Days temperature C Flow 110 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Temperature profile 7 Code F1 15 temperature C NOUA oOoOO0 O Flow System dynamics You can influence the control character istics of the mixers at coding address C4 in the Heating circuit group Central control Central control for a heating circuit can be programmed via coding address 7A in the General group The heating and holiday program then applies to all additional heating circuits of the system For these heating circuits when the heating and holiday program is enabled Central contr
93. erature was 0 C side temperature sensor ture sensor see page 186 19 Operates as if the Communication er Check wireless connec outside temperature ror wireless out tion place wireless out was 0 C side temperature side temperature sensor sensor close to the wireless base station Log off outside temperature sensor then log on again Replace if required see wireless base station installation and service instructions 20 Standalone control Short circuit com Check the flow tempera unit without flow tem perature sensor flow temperature may not be high enough mon flow tempera ture sensor ture sensor see page 185 87 Troubleshooting Vitotronic 300 K Fault codes cont Displayed Cause Measures fault code tics 28 Standalone control Lead break com Check the flow tempera unit without flow tem mon flow tempera ture sensor see perature sensor flow ture sensor page 185 temperature may not be high enough 40 Mixer is being Short circuit flow Check the flow tempera closed temperature sen ture sensor see Sor heating circuit page 185 with mixer M2 heating circuit 2 44 Mixer is being Short circuit flow Check the flow tempera closed temperature sen ture sensor see Sor heating circuit page 185 with mixer M3 heating circuit 3 48 Mixer is being Lead break flow Check the flow tempera closed temperature sen tu
94. et if required plug in adaptor 2 for external safety equipment AA Type GC1B Configuration fault Insert plug 17 A Control mode Therm Control For the Vitocrossal code Plug 17 A not Od 0 in group 2 must be plugged in set AC Type GC1B Configuration fault Insert plug 17 A and Control mode return temperature check codes control Code 0C 1 in group 2 is set but plug 17 A is not plugged in and or code 4E 0 in group 1 is not set Ad Control mode Configuration fault With motorised butterfly motorised butterfly valve valve set code 4E 0 in code 0C 2 0C group 1 3 or 0C 4 in Without motorised butter group 2 is set fly valve and set code 0C 1 in code 4E 1 in group 2 group 1 is set bO Type GC1B Short circuit flue Check the flue gas tem Control mode gas temperature perature sensor see sensor page 186 b1 Control mode Communication er Check connections and ror programming unit replace the programming unit if required 77 Troubleshooting Vitotronic 100 Fault codes cont Displayed Cause Measures fault code tics b5 Control mode Internal error Check PCB and plug in connection replace PCB if required b6 Constant mode Invalid hardware Check coding address recognised 92 in group 1 Type GC1B 92 161 Type GC4B 92 166 Note Code 8A 176 in the group 1 must be set for coding address 92 to be displayed b7 Type GC1B Boiler coding card
95. etween com boiler water temperature to mon flow temperature and is up to 20 K higher than 60 50 set DHW temperature ad the set DHW tempera justable from 10 to 50 K ture 61 1 The circulation pump for 61 0 The circulation pump for cylinder heating starts im cylinder heating starts de mediately pending on the boiler water temperature 62 10 Circulation pump witha 62 0 No circulation pump run run on time of up to on 10 min after cylinder 62 1 Run on time adjustable heating to from 1 to 15 min 62 15 155 Code 2 Vitotronic 300 K DHW group cont Coding in the delivered condition Possible change 64 2 In party mode and after external changeover to constant operation with the standard room tem perature Constant DHW heating enabled and DHW circu lation pump ON 64 0 64 1 No DHW heating DHW circulation pump switched off DHW heating and DHW cir culation pump according to time program 66 4 Input ofthe set DHW tem perature At the programming unit of the control unit and all installed Vitotrol 300 re mote control units 66 0 At the programming unit of the control unit 66 1 At the programming unit of the control unit and remote control unit of the heating circuit without mixer A1 heating circuit 1 66 2 At the programming unit of the control unit and remote control unit of the heating circuit with mixer M2 heat ing circuit 2 66 3 6
96. ex dershoots the permissible cools down cessive gas flue gas temperature Re throughput Set burner control unit Check water level check heat exchanger surfaces for contamination check CO setting set gas throughput according to rated heating output of boiler for connection val ues see boiler service in structions F2 Burner control unit in Excessive boiler Wait until temperature un a fault state system temperature dershoots the permissible cools down boiler water temperature Reset burner control unit F3 lonisation flame mon Gas train not gas Check ionisation path re itor reports faulty tight gas is escap place coding card re flame signal during ing and burning place gas train start up or post incorrect coding purge card F4 No flame builds dur lonisation elec Insert plug of ionisation ing safety time ioni trode incorrectly electrode check cables sation flame monitor adjusted ionisa adjust ionisation elec reports no flame sig tion electrode not trode see boiler service nal plugged in Earth instructions leakage of elec trode or cable F4 No flame builds dur Ignition electrodes Adjust ignition electrodes ing safety time ioni sation flame monitor reports no flame sig nal incorrectly adjus ted electrodes shorted out to earth faulty igni tion unit faulty burner control unit see boiler service in structions replace igni tion unit replac
97. f the results are very different from the curve disconnect the wires from the sensor and repeat the test on the sensor 4 Depending on the result replace the lead or the outside temperature sen sor A service message appears when a limit entered in the Vitotronic 100 is reached see coding address 1F in group 2 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Sensors cont Viessmann NTC 20 kQ orange ID label 40 20 10 c Xx E g 1 c S o o x 0 1 O 20 40 60 80 100 120 140 160 180 200 Temperature in C 1 Pull plug 15 3 Inthe case of severe deviation check the installation and replace the sen 2 Check the sensor resistance and sor if required compare it with the curve Plug in adaptor for external safety equipment Part no 7164 404 Connecting one plug in adaptor The plug in adaptor is automatically rec ognised by the control unit as a KM BUS subscriber The following external safety equipment can be connected to EN 12828 Vitotronic 100 type GC1B Vitotronic 100 type GC4B m Low water indicator m Low water indicator m Maximum pressure limiter m Maximum pressure limiter m Minimum pressure limiter m Minimum pressure limiter m Additional high limit safety cut out m Additional high limit safety cut out m Controlled external burner shutdown m External burner start m External burner demand stage 1 187 Components Vitotronic 100
98. fault module manager Control unit is fault man ager 7A 0 Without central control of 7A 1 With central operation see heating circuits page 111 Heating circuit without mix er A1 heating circuit 1 7A 2 Heating circuit with mixer M2 heating circuit 2 TA 3 Heating circuit with mixer M3 heating circuit 3 7b 1 With LON communication 7b 0 Does not transmit time module Control unit transmits the time 7F 1 Detached house 7F 0 Apartment building Separate adjustment of holiday program and time program for DHW heating possible 80 6 A fault message is issued 80 0 A fault message is issued if a fault occurs for at least without delay 30s 80 2 Minimum fault duration be to fore a fault message is is 80 199 sued adjustable from 10 to 995 s 1step 5s 81 1 Automatic summer win 81 0 Manual summer winter tertime changeover time changeover 81 2 Use of radio clock receiver recognised automatically 81 3 With LON communication module The control unit re ceives the time 82 3 Summer time starts 82 1 January to December March to 147 Code 2 Vitotronic 300 K General group cont Coding in the delivered condition Possible change 82 12 83 5 Summer time starts 83 1 Week 1 to week 5 of the Week 5 of the selected to selected month month 83 5 84 7 Summer time starts 84 1 Monday to Sunday Last Sunday of the selec to ted month 84 7 85 10 Wintertime starts 85 1 January to December Oc
99. g program changeover via input DE2 d8 3 Operating program changeover via input DE3 E1 1 With remote control E1 0 Set day temperature ad Set day temperature ad justable from 3 to 23 C justable at the remote E1 2 Set day temperature ad control unit from 10 to justable from 17 to 37 C 30 C E2 50 With remote control E2 0 Display correction 5 K No display correction of to to the actual room tempera E2 49 Display correction 0 1 K ture E2 51 Display correction 0 1 K to to E2 99 Display correction 4 9 K F1 0 Screed drying disabled F1 1 Only for heating circuits to with mixer F1 6 Screed drying adjustable in accordance with 6 selecta ble temperature time pro files see page 108 F1 15 Constant flow temperature 20 C see page 108 F2 8 Time limit for party mode F2 0 No time limit or external operating pro F2 1 Time limit adjustable from 1 gram changeover via to to 12 h pushbutton 8 h 2 Party mode ends automatically in the Heating and DHW operating program when the system changes over to operation with standard room temperature 168 5815 091 GB 5815 091 GB Heating circuit group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change Note F2 12 Observe settings of cod ing addresses 5d 5E SF in the General group as well as d5 and d8 in the Heating cir cuit group F8 5 Temperature limit for ter F8 10
100. hange 33 1 Function output A1 at AM1 extension Heating circuit pump 34 0 Function output A2 at AM1 extension DHW circulation pump 33 3 Circulation pump for neu tralising system or flue gas water heat exchanger 34 3 Circulation pump for neu tralising system or flue gas water heat exchanger 40 Actuator runtime at plug 40 5 Runtime adjustable from 5 52 A1 to to 199 s Delivered condition de 40 199 faulted by boiler coding card 4A 0 No sensor 17 A instal 4A 1 Sensor 17 A installed led e g Therm Control tem perature sensor recog nised automatically 4b 0 No sensor 17 B instal 4b 1 Sensor 17 B installed led e g return temperature sensor recognised auto matically 4C 2 Connection on plug 20 4C 1 Never adjust Therm Control contact 4C 3 Circulation pump flue gas water heat exchanger 4d 1 Connection on plug 29 44 2 Boiler circuit pump Shunt pump 4d 3 Boiler circuit pump with motorised butterfly valve function 4E 0 Connection on plug 52 4E 1 Motor for 3 way mixer for Motorised butterfly valve return temperature control 4E 2 Never adjust 4F 5 Run on time shunt or 4F 0 No pump run on boiler circuit pump 5 min 4F 1 Run on time adjustable to from 1 to 60 min 4F 60 6C 0 Type GC1B 6C 1 Run on time neutralising No run on time neutralis to System at output A
101. he General group m 1E 0 temperature demand adjust able in the range from 0 to 100 C 1V amp 10 C set value change 10 V amp 100 C set value change m 1E 1 5 temperature demand adjust able in the range from 30 to 120 C 1V 30 C set value change 10 V 120 C set value change 5815 091 GB 5815 091 GB Parts list Vitotronic 100 type GC1B Ordering parts The following information is required m Serial no see type plate A m Position number of the part from this parts list Standard parts are available from your local supplier Parts 0001 0004 0006 0008 0011 0013 0014 0015 0016 0018 0019 0020 0021 0023 0024 0025 0030 0031 0037 0038 0039 0042 Hinges Temperature controller rotary selector Temperature controller stop dial Supporting stay Safety valve with wiring Casing front with frame with pos 001 PCB cover Front flap Casing rear section Programming unit Fascia left Fascia right Ribbon cable 10 pole Connecting cable emissions test Switch Fuse holder cap for control fuse Fuse holder for control fuse High limit safety cut out Temperature controller Emissions test switch 1 pole ON OFF switch 2 pole Test switch single pole Temperature sensor boiler water temperature sensor or cylinder temperature sensor 0049 0050 0051 0052 0054 0056 0057 0058 0065 0066 0074 0080 0081 0092 0100 0101 0102 0103 0104 0105 0106 0108
102. he Vitotronic 100 via a mains filter unit 1 Check whether the power cable to the L1 mains filter unit is protected in line A Vm with regulations 2 Terminate the power cable in the ter minal box and at plug 40 on site Danger Incorrect wire assignment can result in serious injury and damage to the appliance Take care not to interchange wires L1 and N L1 Brown N Blue PE Green yellow c e E RO S 0 a 3 Insert plug 40 into the mains filter unit Mains voltage 230 V Fuse MCB C Mains isolator 2 pole on site D Junction box on site 49 Power supply of the Vitotronic 100 and Vitotronic 300 K Power supply cont To the mains filter unit Mains filter unit connecting cable To the control unit Colour coding to DIN IEC 60757 BN Brown BK Black GY Grey GNYE Green yellow 50 4 Insert plug 40 and plug 156 of the mains filter unit connecting cable into the appropriate control unit socket 5815 091 GB 5815 091 GB Opening and closing the Vitotronic 100 and Vitotronic 300 K control units Fitting the control unit front Note Step 1 applies only to the Vitotronic 300 K A Cable locking tab c f hy s 7 amp Opening and closing the Vitotronic 100 and Vitotronic 300 K control units Opening the control unit 52 5815 091 G
103. hed ON even if the time has not yet elapsed m The actual room temperature exceeds the value set at coding address b5 in the Heating circuit group Screed drying m In conjunction with a heating circuit with mixer m For drying screeds observe the infor mation provided by the screed manu facturer m The heating circuit pump ofthe heating circuit with mixer is switched on and the flow temperature is maintained in accordance with the selected profile m After completion 30 days the mixer circuit will again be regulated automat ically via the set parameters m Observe EN 1264 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont m The report to be provided by the heat m The various temperature profiles are ing contractor must contain the follow adjustable via coding address F1 in ing details on heat up the Heating circuit group Heat up data with respective flow m The function continues after power temperatures failure or after the control unit has Max flow temperature achieved been switched off The Heating and Operating conditions and outside DHW heating program will be ena temperature during handover of the bled ifthe screed drying function is ter heating system minated or if code F1 0 is manually adjusted Temperature profile 1 EN 1264 4 code F1 1 50 40 30 20 10 Flow temp
104. ically after 30 min Resetting all codes to their delivered condition Select 7 with and confirm with OK When k flashes confirm with OK Group 1 Coding Note This also resets codes at coding level 2 Coding in the delivered condition System design Without function 00 1 Possible change Set automatically if code 01 2 is set Boiler control unit is linked into the cascade 119 Code 1 Vitotronic 100 Group 1 cont Coding in the delivered condition Possible change Servomotor runtime 40 Actuator runtime at plug 40 5 Runtime adjustable from 5 52 A1 to to 199 s Delivered condition de 40 199 faulted by boiler coding card Subscriber no 77 1 LON subscriber number 77 1 LON subscriber number to adjustable from 1 to 99 17 99 Group 2 Coding Coding in the delivered condition Possible change System design 01 1 Single boiler system 01 2 Multi boiler system with cascade control via LON 01 3 Never adjust Burner type 02 1 Type GC1B 02 0 Single stage burner Two stage burner 02 2 Modulating burner Gas oil operation 03 0 Type GC1B 03 1 Oil operation irreversible Gas operation Boiler burner 05 Type GC1B 05 0 Linear burner curve Modulating burner 05 1 Non linear burner curve Burner curve to Pr Pmax 100 Delivered condition de 05 99 P in kW Partial output at Boiler water temperature maximum limit fa
105. imum limit of the boil 06 20 Maximum limit adjustable er water temperature set to from 20 to 127 C to 87 C 06 127 Observe the temperature controller settings 07 1 Consecutive boiler num 07 2 Consecutive boiler number ber in multi boiler sys to in multi boiler systems tems 07 4 08 Type GC1B 08 0 Maximum output adjusta Maximum burner output to ble from 0 to 199 kW in kW 08 199 125 Code 2 Vitotronic 100 Group 2 cont Coding in the delivered condition Possible change Delivered condition de faulted by the boiler cod ing card 09 Type GC1B 09 0 Maximum output adjusta Maximum burner output to ble from 0 to 19 900 kW in kW 09 199 1 step 4 100 kW Delivered condition de faulted by the boiler cod ing card OA Type GC1B 0A 0 Non linear burner curve Burner base output in to Pg Pmax 100 kW 0A 100 Pg in kW Base output Delivered condition de i i faulted by the boiler cod ira IPSAS ing card 0C 5 Motorised butterfly valve 0C 0 Without function modulating independent 0C 1 Constant return tempera of the set boiler water ture control temperature 0C 2 Time controlled motorised butterfly valve 0C 3 Motorised butterfly valve Switching subject to the set boiler water temperature 0C 4 Motorised butterfly valve modulating subject to the Set boiler water tempera ture 0d 2 Type GC1B 0d 0 Without Therm Control With Therm Control af 0d 1 With Therm Control af
106. ing 151 Safety chain STB 5815 091 GB Installation Vitotronic 300 K Overview of electrical connections Danger m Observe the requirements of safety 5815 091 GB Incorrect wiring can lead to seri ous injury from electrical current and result in appliance damage m Route LV leads 42 V and gt 42 V 230 V 400 V cables separately m Strip the insulation from the cables as close to the terminals as possible and bundle tightly to the corresponding terminals m Secure cables with cable ties This ensures that should there be a fault for example when detaching a wire the wires can not drift into the adjacent voltage area category II when connecting external Switching contacts or components to the safety LV ofthe control unit That is 8 0 mm air and creep paths and 2 0 mm insulation thickness against live components m Ensure the safe electrical separation of all on site components incl PC lap tops conforms to EN 60 335 or IEC 65 33 c f E i s 7 amp Installation Vitotronic 300 K Overview of electrical connections cont Extension for heating circuits 2 and 3 with mixer M2 M3 Flow temperature sensor 20 M2 M3 Heating circuit pump 52 M2 M3 Mixer motor N PCB low voltage 1 Outside temperature sensor 3 2 Flow temperature sensor com mon heating flow 5 A Cylinder temperature sensor
107. ing in the boiler sequence Connection at plug 143 Please note n Live contacts lead to short cir cuits or phase failure The external connection must be potential free Blocking the boiler externally floating contact for switching LV Starting the boiler externally as the last one in the boiler sequence floating contact for switching LV 25 Installation Vitotronic 100 Blocking the boiler externally starting in the cont Contact Closed Open m The boiler is blocked and has been removed from the boiler sequence m Type GC1B The motorised butterfly valve or the 3 way mixing valve for con stant return temperature control are closed Shunt pump or boiler circuit pump are switched off Type GC4B The motorised butterfly valve closes and the boiler circuit pump stops m The other boilers provide the re quired heating Please note a If all boilers are blocked or there is no other boiler ready for operation then there will be no frost protection for the heating system The boiler is made part of the cur rent boiler sequence This boiler starts if the other boil ers in the heating system cannot provide sufficient heat The boiler is made part of the cur rent boiler sequence Connecting the AC burner type GC1B Pressure jet oil gas burners The burner cables are part of the stand ard boiler delivery Connect the burner in accordan
108. ing instructions MCB fuse 6 3 A slow 250 V Plug for LV 7 pce Plug for pumps 3 pce Plug 52 3 pce Plug 156 3 pce Power plug 40 3 pce Plug 50 3 pce Plug 143 145 146 3 pole 203 Parts lists Troubleshooting Vitotronic 300 K cont eS 0040 0042 0045 0108 e 0092 a 0101 E0104 Z 0074 0100 0102 0057 NY fy 0103 Foz 7 0106 e 0103 e 204 5815 091 GB 5815 091 GB Specification Boiler control unit Vitotronic 100 type GC1B Rated voltage Rated frequency Rated current Power consumption Safety category IP rating Mode of operation Permiss ambient temperature m During operation m During storage and transport Rated relay output breaking capacity at 230 V 20 21 28 29 50 52 41 90 90 Circulation pump flue gas water heat ex changer or Switching output Without function Without function Shunt pump or boiler circuit pump Central fault message Motorised butterfly valve or Motor 3 way mixing valve return tempera ture control Burner Burner two stage Burner modulating 35 Total max 6 A 230 V 50 Hz 2x6A 10 W l IP 20 D to EN 60529 ensure through appropriate design and installation Type 1 B to EN 60730 1 0 to 40 C Installation in living spaces or
109. ing the service display Press OK to acknowledge a service message Note If an acknowledged service message is not reset Service will be displayed again the following Monday 73 Troubleshooting Vitotronic 100 Fault display In the event of a fault the red fault indi cator flashes at the control unit The 2 digit fault code and A flash on the dis play Note Any connected central fault message facility starts Other current faults can be displayed with a v For an explanation of the fault code see chapter Fault codes Acknowledging fault messages Press OK the default display appears Calling up acknowledged faults Hold down OK for approx 4 s Example Fault code d1 burner fault Note Any connected central fault message facility stops If an acknowledged fault is not remedied the fault message will be re displayed the following day and the fault message facility restarted Calling up fault codes from the fault memory fault history The 10 most recent faults including those remedied are saved and can be called up Faults are sorted by date Service menu 1 Press OK and simultaneously for approx 4 s P flashes on the display 2 OK to confirm 74 3 With select A and activate fault his tory with OK 4 aly for the required fault message 5815 091 GB 5815 091 GB Fault display cont Deleting fault history Troubleshooting Vitotronic 100 Whil
110. ion outside temperature A5 5 With heating circuit pump logic function economy control heating circuit pump OFF when the out side temperature AT is 1 K higher than the set room temperature RT get AT gt RT Q41K A5 0 Without heating circuit pump logic function A5 1 to A5 15 With heating circuit pump logic function Heating cir cuit pump OFF see the fol lowing table Parameter address A5 With heating circuit pump logic function Heating cir cuit pump OFF AT gt RT se 5K AT gt RT get 4K AT gt RT 3K AT gt RT 2K ATSRizg 1 Kk AT gt RTset 136 AT gt RTs 1K AT gt RT cet 9 K 5815 091 GB 5815 091 GB Heating circuit group cont Code 1 Vitotronic 300 K Coding in the delivered condition Possible change Extended economy function mixer AT 0 Only for heating circuits with mixer Without mixer economy function AT 1 With mixer economy func tion Heating circuit pump also OFF m Mixer tries closing for more than 20 min Heating circuit pump ON m Mixer in control mode m If there is a risk of frost Pump idle time transition reduced mode A9 7 With pump idle time heating circuit pump OFF Function description on page 108 Note The maximum idle time is 10 h A9 0 Without pump idle time A9 1 Pump idle time adjustable to from 1 to 15 A9 15 1 Short idle
111. is not held sufficiently select a higher value C5 20 Electronic minimum flow C5 1 Minimum limit adjustable temperature limit set to to from 1 to 127 C 20 C only for operation C5 127 with standard room tem perature C6 75 Electronic maximum flow C6 10 Maximum limit adjustable temperature limit set to to from 10 to 127 C 75 C C6 127 C8 31 With remote control and C8 1 Room influence limit ad for the heating circuit op to justable from 1 to 30 K eration with room temper C8 30 ature hook up must be programmed No room influence limit d5 0 With external operating d5 1 The operating program program changeover ob serve setting of coding address 5d 5E and SF and 91 in the General group Switches to Constant op eration with standard room temperature Only change the code for the heating circuit without mixer A1 for boilers without lower temperature limit or for the heating circuits with mixer if a remote control is connected to them 167 Code 2 Vitotronic 300 K Heating circuit group cont Coding in the delivered condition Possible change Operating program changeover to Constant central heating with re duced room tempera ture or Standby mode subject to the settings of the set reduced room temperature d8 0 With EA1 extension d8 1 Operating program No operating program changeover via input DE1 changeover d8 2 Operatin
112. it pump ON 1 RTacua P RT set 5K RTactual S RT set 4K 2 RTactual di RT set 4K RTactual RT set 3K 3 RT actual z RT set 3K RT actual lt RT set 2K 4 RT actual gt RT set 2K RT actual lt RT set 1K Only change the code for the heating circuit without mixer A1 for boilers without lower temperature limit or for the heating circuits with mixer if a remote control is connected to them 165 Code 2 Vitotronic 300 K Heating circuit group cont Parameter ad With heating circuit pump logic function dress b5 Heating circuit pump OFF Heating circuit pump ON 5 RTacua a RT set 1K RTac ual s RT set 6 RT actual gt RT set RT ac ual lt RT set 1K 7 RT actual gt RT set 1K RTac ual lt RT set 2K 8 RT actual gt RT set 2K RTac ual lt RT set 3K Coding in the delivered condition Possible cha nge b6 0 With remote control b6 1 With quick heat up quick Without quick heat up setback see function de quick setback scription on page 107 b7 0 With remote control and b7 1 With start optimisation for the heating circuit op max heat up time offset eration with room temper 2h30 min ature hook up must be b7 2 With start optimisation programmed max heat up time offset Without start optimisa 15 h 50 min tion b8 10 With remote control and b8 11 Heat up gradient adjusta for the heating circuit op to ble from 11 to 255 min K eration with room temper b8 255 at
113. it without mixer A1 heating circuit 1 one heating circuit with mixer M2 heating circuit 2 with DHW heating recognised automatically 7 Two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 without DHW heating 8 Two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 with DHW heating 9 One heating circuit without mixer A1 heating circuit 1 two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 without DHW heating recognised automatically 10 One heating circuit without mixer A1 heating circuit 1 two heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 with DHW heating recognised automatically Coding in the delivered condition Possible change 12 5 With EA1 extension 12 1 Runtime adjustable from 1 DHW circulation pump to to 60 min runtime for brief opera 12 60 tion 5 min 1E 0 With EA1 extension an 1E 1 Temperature demand from alogue input 0 10 V 30 to 120 C Temperature demand 1V230 C from 0 to 100 C 10 V 4 120 C 1V 10 C 10 V 100 C 2E 0 Without wireless outside 2E 1 With wireless outside tem temperature sensor perature sensor recog nised automatically 143 Code 2 Vitotronic 300 K General group cont Coding in the delivered condition Possible change
114. ith and reached the red fault indicator begins to The specified maximum flue gas tem flash and the display shows the following perature and Pa only for the messages Vitotronic 100 type GC1B P wm Lt 3 Acknowledging the service display Press OK to acknowledge a service Note message An acknowledged service message that was not reset reappears after 7 days After a service has been carried out resetting service Reset code 24 1 in group 2 to 24 0 Note The selected service parameters for hours run and interval restart at 0 69 Service scans Vitotronic 300 K Calling up the service menu Service menu 1 Press OK and simultaneously for approx 4 s 2 a v for the required menu see the fol lowing diagram Service menu overview P General Diagnosis Heating circuit 1 HC1 Actuator test Heating circuit 2 HC2 Heating circuit3 HC3 Coding level 1 PHW 0 0 i Soar 0 0 Coding level 2 B efscan 0 0 Reset data Fault history cu MED check L Ene Vioc PR code Terminate service enter Vitocom PIN code Coding level 2 is only displayed if this Press OK and 5 simultaneously for level has been enabled approx 4 s Exiting the service menu Service menu Note 1 Terminate service The system exits the service menu auto 2 Yes matically after 30 min Scanning operating data Operating data can be scanned i
115. ixer M2 heating circuit 2 91 4 Heating circuit with mixer M3 heating circuit 3 91 5 Heating circuit without mix er A1 heating circuit 1 and heating circuit with mixer M3 heating circuit 3 91 6 Heating circuit with mix er M2 heating circuit 2 and M3 heating circuit 3 91 7 Heating circuit without mix er A1 heating circuit 1 and heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 96 1 With extension for heat 96 0 Without extension for heat ing circuits 2 and 3 with ing circuits 2 and 3 with mixer mixer 97 2 With LON communication 97 0 The outside temperature of module the sensor connected to The control unit transmits the control unit is only uti the outside temperature lised internally to the Vitotronic 200 H 97 1 The control unit receives the outside temperature from the Vitotronic 200 H 98 1 With LON communication 98 1 System number adjustable module to from 1 to 5 Viessmann system num 98 5 ber in conjunction with monitoring several sys tems via Vitocom 99 0 Connection at terminals 2 99 1 Without function and 3 in plug 143 disa 99 2 External Mixer close bled external blocking Heating circuit with mixer external Close mixer M2 heating circuit 2 see page 42 99 3 Without function 149 Code 2 Vitotronic 300 K General group cont Coding in the delivered condition Possible change 9A 0 150 Connection at terminals 1 an
116. l 3F 0 Without cylinder priority 3F 1 With cylinder priority con control for distribution trol for distribution pump pump 41 31 No ECO threshold boiler 41 30 ECO threshold boiler 1 ad 1 to justable from 30 to 41 30 30 C 42 31 No ECO threshold boiler 42 30 ECO threshold boiler 2 ad 2 to justable from 30 to 42 30 30 C 43 31 No ECO threshold boiler 43 30 ECO threshold boiler 3 ad 3 to justable from 30 to 43 30 30 C 44 31 No ECO threshold boiler 44 30 ECO threshold boiler 4 ad 4 to justable from 30 to 44 30 30 C 45 60 Start integral threshold 45 1 Start integral threshold ad set to 60 K x minute to justable from 1 to 45 255 255 K x minute Note A boiler or burner stage will shut down if this value is exceeded 46 40 Stop integral threshold 46 1 Stop integral threshold ad set to 40 K x minute to justable from 1 to 46 255 255 K x minute 153 Code 2 Vitotronic 300 K Cascade group cont Coding in the delivered condition Possible change Note A boiler or burner stage will shut down if this value is exceeded 47 15 Stop differential set to 15 K 47 2 to 47 30 Stop differential adjustable from 2 to 30 K Note One boiler or one burner stage will be shut down if the actual flow temperature exceeds the set flow tem perature by this value 48 35 Never adjust 49 40 Never adjust DHW group Coding Coding in the delivere
117. le settings at the remote control can be at the remote control accessed A2 2 Cylinder priority control A2 0 Without cylinder priority ap for heating circuit pump plicable to heating circuit and mixer pump and mixer A2 1 Cylinder priority only appli cable to mixer A3 2 Outside temperature be A3 9 Heating circuit pump ON low 1 C Heating circuit to OFF see the following ta pump ON A3 15 ble Outside temperature above 3 C Heating cir cuit pump OFF Please note envelope of the house could freeze up Standby mode in particular should be taken into consideration e g during holidays 162 If a value below 1 C is selected there is a risk that pipes outside the thermal 5815 091 GB 5815 091 GB Code 2 Vitotronic 300 K Heating circuit group cont Parameter Heating circuit pump Address A3 9 8 7 6 5 4 3 2 1 0 1 2 to 15 Coding in the delivered condition Possible change A4 0 With frost protection A4 1 No frost protection this set ting is only possible if code A3 9 has been set Please note n Observe informa tion on coding address A3 A5 5 With heating circuit pump A5 0 Without heating circuit logic function economy pump logic function control heating circuit A5 1 With heating circuit pump pump OFF when the out to logic function side temperature AT is A5 15 Hea
118. m 5 K 0b 0 Frost protection function 0b 1 Frost protection function for solar circuit OFF for solar circuit ON not re quired with Viessmann heat transfer medium 0C 1 Delta T monitoring ON 0C 0 Delta T monitoring OFF No flow rate captured in the solar circuit or flow rate too low 0d 1 Night circulation monitor 0d 0 Night circulation monitor ing ON ing OFF Unintentional flow in the solar circuit is captured e g at night 0E 1 Heat statement in con 0E 2 Never adjust junction with Viessmann 0E 0 No heat statement heat transfer medium OF 70 Solar circuit flow rate at OF 1 Flow rate adjustable from maximum pump speed to 0 1 to 25 5 l min 7 l min OF 255 1 step 0 1 l min 10 0 Target temperature con 10 1 Target temperature control trol OFF see coding ad ON dress 11 11 50 Set solar DHW tempera 11 10 Set solar DHW tempera ture 50 C to ture adjustable from 10 to 11 90 90 C 159 Code 2 Vitotronic 300 K Solar group cont Coding in the delivered condition Possible change 12 20 20 0 m Target temperature control ON code 10 1 Temperature at which the solar heated water in the DHW cylinder is to be stratified m Code 20 9 heating of two DHW cylinders se lected When one DHW oylin der reaches its set DHW temperature the second DHW cylinder is heated Minimum collector tem perature minimum solar circuit pump start temper ature 20 C No
119. m 1 to 127 C 9b 127 9C 20 With LON communication 9C 0 No monitoring module 9C 5 Time adjustable from 5 to Monitoring LON subscrib to 60 min ers 9C 60 The values specified in side the control unit are used if there is no re sponse from a subscriber after 20 min Only then will a fault message be is sued 9F 8 Differential temperature 9F 0 Differential temperature 8 K only in conjunction to adjustable from 0 to 40 K with heating circuits with 9F 40 mixer M2 and M3 Cascade group Coding Coding in the delivered condition Possible change 35 4 4 boilers connected to the 35 1 1 to 4 boilers connected to Vitotronic 300 K to the Vitotronic 300 K 35 4 36 0 Electronic minimum sys 36 1 Minimum limit adjustable tem flow temperature limit to from 0 to 127 C only for set to 0 C 36 127 operation with standard room temperature 37 80 Electronic maximum sys 37 20 Maximum limit adjustable tem flow temperature limit to from 20 to 127 C set to 80 C 37 127 151 Code 2 Vitotronic 300 K Cascade group cont Coding in the delivered condition Possible change Note Value must be lower than the lowest value of coding address 06 in group 2 of every Vitotronic 100 38 0 No lead boiler or boiler 38 1 Lead boiler changeover sequence changeover Every first day of the see function description month the boiler the burn in chapter
120. mixer A1 heating circuit 1 see separate installation and service instructions and coding address AO in the Heating cir cuit group With wireless remote con trol Place the remote control near the wireless base station and check connec tion see separate instal lation and service instruc tions 93 Troubleshooting Vitotronic 300 K Fault codes cont Displayed System characteris Cause fault code tics bd Control mode without Communication er remote control ror Vitotrol remote control unit heat ing circuit with mix er M2 heating cir cuit 2 bE Control mode without Communication er remote control ror Vitotrol remote control unit heat ing circuit with mix er M3 heating cir cuit 3 bF Control mode Incorrect LON No communication communication via LON module C2 Control mode Fault KM BUS to solar control mod ule type SM1 or to the Vitosolic Measures Check connections cable see separate installation and service instructions and coding address AO in the Heating cir cuit group With wireless remote con trol Place the remote control near the wireless base station and check connec tion see separate instal lation and service instruc tions Check connections cable see separate installation and service instructions and coding address AO in the Heating cir cuit group With wireless remote con trol Place the remote control
121. mperature differential 0A 0 Stagnation time reduction for stagnation time reduc disabled tion reduction in the 0A 1 Temperature differential speed of the solar circuit to adjustable from 1 to 40 K pump to protect system 0A 40 components and heat transfer medium 5 K Flow rate solar circuit OF 70 Solar circuit flow rate at OF 1 Flow rate adjustable from the maximum pump to 0 1 to 25 5 l min speed 7 l min OF 255 1 step 0 1 l min Extended solar control functions 20 0 No extended control func 20 1 Additional function for tion enabled DHW heating 20 2 Differential temperature control 2 20 3 Differential temperature control 2 and ausiliary func tion 20 4 Differential temperature control 2 for central heating backup 20 5 Thermostat function 20 6 Thermostat function and auxiliary function 20 7 Solar heating via external heat exchanger without ad ditional temperature sen sor 20 8 Solar heating via external heat exchanger with addi tional temperature sensor 20 9 Solar heating of two DHW cylinders 135 Code 1 Vitotronic 300 K Heating circuit group Coding Coding in the delivered condition Possible change Priority DHW heating A2 2 Cylinder priority control for heating circuit pump and mixer A2 0 Without cylinder priority ap plicable to heating circuit pump and mixer A2 1 Cylinder priority only appli cable to mixer Economy funct
122. n sor see the following table m The cascade control defaults the set boiler water temperature for all current ly active boilers Every boiler control unit regulates to the defaulted set val ue The following control strategies are avail able m Condensing strategy see page 102 m Conventional boiler strategy 1 see page 104 m Conventional boiler strategy 2 see page 104 m Without and with flow temperature sen Sor see the following table m The control strategy is set automatically to conventional boiler strategy 2 code 3C 2 in the Cascade group see page 104 m The cascade control defaults the set boiler water temperature for all current ly active boilers Every boiler control unit regulates to the defaulted set val ue If the lead boiler condensing boiler does not achieve the defaulted set val ue it will only act to control the return temperature of the conventional boiler downstream The conventional boiler starts later and is also shut down later With flow temperature sensor Without flow temperature sensor Set code 3b 1 or 3b 3 in the Cas cade group The control deviation is calculated from the set flow temperature and the actual flow temperature to determine the start and shutdown criteria Set code 3b 0 or 3b 2 in the Cas cade group The control deviation is calculated from the set boiler water temperature and the estimated average actual boiler water temper
123. n six Operating data on heating circuits with areas see Diagnosis in the Serv mixers and a solar thermal system can ice menu overview only be scanned if the relevant compo nents are installed in the system 70 5815 091 GB 5815 091 GB Scanning operating data cont Service menu 1 Press OK and simultaneously for approx 4 s 2 Diagnosis 3 a v for the required group for example General Resetting operating data Saved operating data e g hours run can be reset to 0 The value Adjusted outside temp is reset to the actual value Service menu 1 Press OK and simultaneously for approx 4 s 2 Diagnosis Brief scan Service menu 1 Press OK and simultaneously for approx 4 s 2 Diagnosis 3 Brief scan The display shows 11 lines with 6 fields each Select with gt Service scans Vitotronic 300 K Note appears on the display if a scanned sensor is faulty For further information on operating data see chapter Brief scan 3 Reset data 4 Select required operating data individ ually or select All details 71 Service scans Vitotronic 300 K Brief scan cont 1 2 3 4 5 6 1 System schemes 01 Software version con Software version to 10 trol unit programming unit 2 0 0 0 Device identification ZE ID 3 Number of KM BUS Software version subscribers Solar control module type SM1 4 0 0 0 0
124. nfluence temperature sen sensor see page 185 Sor heating circuit without mixer A1 heating circuit 1 db Control mode without Short circuit room Check room temperature room influence temperature sen sensor see page 185 Sor heating circuit with mixer M2 heating circuit 2 dC Control mode without Short circuit room Check room temperature room influence temperature sen Sor heating circuit with mixer M3 heating circuit 3 sensor see page 185 95 Troubleshooting Vitotronic 300 K Fault codes cont Displayed System characteris Cause Measures fault code tics dd Control mode without Lead break room Check room temperature room influence temperature sen sensor see page 185 Sor heating circuit without mixer A1 heating circuit 1 dE Control mode without Lead break room Check room temperature room influence temperature sen sensor see page 185 Sor heating circuit with mixer M2 heating circuit 2 dF Control mode without Lead break room Check room temperature room influence temperature sen sensor see page 185 Sor heating circuit with mixer M3 heating circuit 3 Note If subscriber faults occur Subscriber fault is displayed 96 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Boiler control unit Vitotronic 100 type GC1B Brief description m The boiler water temperature is regu
125. ng control differential 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Flow temperature rises Set value 1 K The mixer motor receives the signal Mixer closed The signal duration lengthens with an increasing control dif ferential The duration of pauses reduces with an increasing control differ ential Cylinder temperature control of the Vitotronic 300 K Brief description m The cylinder temperature control is a constant temperature control function This is achieved by starting and stop ping the circulation pump for cylinder heating The switching differential is 2 5 K m When the DHW cylinder is heated a set flow temperature is specified that is 20 K higher than the set DHW tem perature adjustable at coding address 60 in the DHW group Functions Time program All cylinder heating sequences will be completed independently of the time pro An automatic or an individual time pro gram gram may be selected for DHW heating and the DHW circulation pump Compared with the heating circuit heat up phase DHW heating starts 30 min earlier in automatic mode The individual time program enables up to 4 time phases per day to be set for DHW heating and the DHW circulation pump for every day of the week 115 Function description Vitotronic 100 and Vitotronic 300 K Cylinder temperature control of the Vitot
126. nput DE1 m Code d8 2 Changeover via input DE2 m Code d8 3 Changeover via input DE3 Select the effect of the operating pro gram changeover at coding address d5 in the Heating circuit group Duration of the operating program changeover m Contact constantly closed The changeover is enabled as long as the contact is closed m Contact only closed briefly via push button The changeover is enabled for the time selected in coding address F2 in the Heating circuit group DHW circulation pump runtime for brief operation The DHW circulation pump can be star ted outside the times when it is enabled according to the time program The DHW circulation pump is started by closing the contact at DE1 DE2 or DE3 by means of a pushbutton Set the run time at coding address 12 in the Gen eral group 197 Components Vitotronic 100 type GC1B and Vitotronic 300 K EA1 extension cont Analogue input 0 10 V The 0 10 V hook up provides an addi tional set flow temperature 0 1V is seen as no set flow temper ature Note Ensure DC separation between the LV output and the earth conductor of the on site power supply Output Connection of a central fault messaging facility or signalling reduced mode reduction of the heating circuit pump speed Select the function of output 157 at cod ing address 5C in the General group 198 Coding address 1E in t
127. o 60 C Set flow temperature increase FA 20 Raising the set boiler wa FA 0 Temperature rise adjusta ter or flow temperature by to ble from 0 to 50 96 20 when changing FA 50 from operation with re duced room temperature to operation with stand ard room temperature See example on page 113 Party mode ends automatically in the Heating and DHW operating program when the system changes over to operation with standard room temperature 140 5815 091 GB 5815 091 GB Code 1 Vitotronic 300 K Heating circuit group cont Coding in the delivered condition Possible change Duration set flow temperature increase Fb 30 Duration for raising the Fb 0 Duration adjustable from 0 set flow temperature see to to 300 min coding address FA Fb 150 1step 42 min 60 min See example on page 113 141 Code 2 Vitotronic 300 K Calling up coding level 2 Note m At coding level 2 all codes are acces sible including the codes at coding level 1 m Codes that have no function due to the heating system equipment level or the setting of other codes are not dis played m Heating systems with one heating cir cuit without mixer and one or two heat ing circuits with mixer ABO o oc Service menu 1 Press OK and simultaneously for approx 4 s 2 Press OK and 5 simultaneously for approx 4 s Coding level 2 a for the group of the required cod ing address
128. oading system 35 Total max 6 A Specification 230 V 50 Hz 6A 10 W l IP 20 D to EN 60529 ensure through appropriate design and installation Type 1B to EN 60730 1 0 to 40 C Installation in living spaces or boiler rooms standard ambi ent conditions 20 to 65 C 0 2 0 1 A 207 Keyword index Keyword index A Actuator mixing valve heat exchanger LII RIETI 157 Actuator mod burner 127 Actuators connecting 37 Adaptive cylinder heating 117 Apartment building 116 Automatic mode 116 Auxiliary function for DHW heating 116 B Boiler starting in boiler sequence 25 Boiler coding card m Identification sssss 185 u Insefting eec 14 Boiler control unit m Vitotronic 100 type GC1B 97 205 m Vitotronic 100 type GC4B 100 206 Boilers connected in parallel 101 Boilers connected in series 101 Boiler water temperature sensor 185 Brief scan m Vitotronic 100 sssssse 67 m Vitotronic 300 K 71 Burner m Base output 126 u Blocking mmn 23 m Connecting netten 26 m Maximum output 125 m Minimum runtime 127 BSUuEII sec beeleth fee eetwnctees ds 127 m Shutdown differential
129. og nised automatically 5C 0 Function output 157 at EA1 extension Central fault message 5C 1 Feed pump 5C 2 Without function 5C 3 Heating circuit pump A1 is switched to low speed re duced mode 50 4 Heating circuit pump M2 is switched to low speed re duced mode 5C 5 Heating circuit pump M3 is switched to low speed re duced mode 5d 0 Function input DE1 at EA1 extension Without function 5d 1 Heating program change over 5d 2 External demand with min imum set flow temperature Selection of set value in coding address 9b in the General group 5d 3 5d 4 5d 5 External blocking External blocking with cen tral fault messages Fault message input 5d 6 Brief operation DHW cir culation pump pushbutton function Selection of set DHW cir culation pump runtime in coding address 12 in the General group 5E 0 Function input DE2 at EA1 extension Without function 5E 1 Heating program change over 5E 2 5E 3 5E 4 External demand with min imum set flow temperature Selection of set value in coding address 9b in the General group External blocking External blocking with cen tral fault messages 145 Code 2 Vitotronic 300 K General group cont Coding in the delivered condition Possible change 5E 5 Fault message input 5E 6 Brief operation DHW
130. ol is displayed Any hol iday programs that may have been set will be deleted Party and economy modes cannot be enabled on all control units 25 30 Days Frost protection The flow temperature is maintained in accordance with the heating curve for the reduced set room temperature but at min 10 C A variable frost limit can be set in accord ance with coding address A3 in the Heating circuit group Therm Control The output is reduced if the actual tem perature at the Therm Control sensor undershoots the set temperature For this the mixers of downstream heating circuits are closed 111 Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Flow temperature control 1104 80 e S co ooo uM 20 20 Outside temperature in C Flow temperature in C Maximum flow temperature limit coding address 37 in the Cas cade group Slope 1 8 for heating circuit with out mixer Slope 1 2 for heating circuit with mixer Common flow temperature at a dif ferential temperature 8 K E Lower common flow temperature 0 0 Raising the reduced room temperature During operation with reduced room temperature the reduced set room tem perature can be automatically raised subject to the outside temperature The temperature is raised in accordance with the selected heating curve but no higher than the
131. or SF DE3 in group General to 1 Via coding address d8 in the Heating cir cuit group the function can be assigned to the heating circuits Making the LON connection The Viessmann LON system is designed for the Line BUS topology with a termi nator at both ends accessories For fur ther information see the Viessmann LON manual at www viessmann de lon The transfer distances for LON are sub ject to the electrical properties of the respective cabling For this reason only use the stated cable types Use only one type of cable within one LON Cable types on site m 2 core cable CAT 5 screened m JY St Y 2x 2x 0 8 mm telephone cable Observe the cabling requirements for the operation of the LON interface FTT 10 A see www echelon com 44 All Viessmann equipment is connected via RJ45 plugs The Viessmann LON System always requires the cores 1 and 2 and the screen The cores are interchangeable Note When connecting appliances and rout ing cables observe the requirements of safety category Il i e 8 0 mm air and creep path or 2 0 mm insulation thick ness against live parts Ensure safe electrical separation for all on site components incl PC laptops to ensure conformity to EN 60 335 and IEC 65 5815 091 GB 5815 091 GB Installation Vitotronic 300 K Making the LON connection cont Connection with Viessmann LON cable Installation spacing lt 7 m Con
132. oring several sys 98 5 tems via Vitocom 9b 0 Never adjust 9C 20 Monitoring LON subscrib 9C 0 No monitoring ers 9C 5 Time adjustable from 5 to When there is no re to 60 min sponse from a subscrib 9C 60 er values defaulted by the control unit are used after 20 min and a fault message is issued 9d 0 Never adjust 124 5815 091 GB 5815 091 GB Group 2 Coding Coding in the delivered condition Code 2 Vitotronic 100 Possible change 01 1 Single boiler system 01 2 Multi boiler system with cascade control via LON 01 3 Never adjust 02 1 Type GC1B 02 0 Single stage burner Two stage burner 02 2 Modulating burner 03 0 Type GC1B 03 1 Oil operation irreversible Gas operation 03 2 Set automatically if no boil er coding card or an incor rect boiler coding card is in serted 04 Type GC1B 04 0 Switching hysteresis 4 K Switching hysteresis see page 98 burner 04 1 Switching hysteresis sub Delivered condition de ject to heat demand see faulted by the boiler cod page 98 ing card ERB50 function values from 6 to 12 K 04 2 ERB80 function values from 6 to 20 K 05 Type GC1B 05 0 Linear burner curve Modulating burner 05 1 Non linear burner curve Burner curve to P Prax 100 Delivered condition de 05 99 P in kW Partial output at faulted by the boiler cod Ys of the actuator runtime ing card Pmax in KW Maximum out put 06 87 Max
133. ortroli nlE sre rec rtr rte re tt dete raten XE dk 52 Index Index Service instructions Commissioning Vitotronic 100 and Vitotronic 300 K iSo inELeMekij t 53 Testing the high limit safety cut out sssseeeem nen 53 Selecting th amp larig age 7 rit rettet tact eens roro eese pu si rende iai aa eee enia eR ra 54 Setting the date and time iieri eset an aE 54 Matching up the coding addresses m 54 Selecting the boiler sequerice ecce enitn ense aa 57 Connecting the control unit to the LON sssssm em 58 Checking actuators and sensors ssssseneeeeneenn 61 Adjusting the heating CUrve c eene Lerner etre tenete nenne nen eene pete x nun 64 Service scans Vitotronic 100 Calling p the serviCedmernl 2 2 t nnper a eh xni R ero ates 67 Exiting the Service MeN na wis trei rere da ceci epe reve d ge i eti dere E een 67 SCANNING operating tata erectas netur ticket recte lee specta c pat Eget nen Ede odes ERR ee 67 Brief scam amnis E A Ea E E aE E E E E ENNEN 67 SERVICE Indicatorii edet e e ra aa NE pie dacs aE acu rfs 69 Service scans Vitotronic 300 K Calling up the service mend cecinit bete ectetuer esee iR Es A a stents 70 Exiting the servIce menu esee HE tea eren E Een rae EE Brest e EUER RR ERE ERE 70 Scanning operating data eerie sa Lust k eene ks DR iver eade nes 70 Rese
134. p ment Cb Boiler cools down Additional high lim Check the system tem it safety cut out perature reset high limit fault safety cut out see Or page 187 Temperature limit er at X1 of plug in adaptor 1 for exter nal safety equip ment CE Control mode Communication er Check the plug in adaptor ror plug in adaptor see page 187 1 for external safe Without plug in adaptor ty equipment Set code 30 0 in group 1 CF Control mode Communication er Check LON communica No communication ror control unit tion module and replace if via LON LON communica required tion module If no LON communication module is installed set code 76 0 in group 1 d1 Boiler cools down Burner fault Check the burner 79 Troubleshooting Vitotronic 100 Fault codes cont System characteris tics Displayed fault code Cause Measures d2 Control mode Communication er Check the plug in adaptor ror plug in adaptor see page 187 2 for external safe Without plug in adaptor ty equipment Set code 31 0 in group 1 d4 Boiler cools down The high limit safe Check the high limit safety ty cut or MCB fuse F2 has trip ped blown cut out or the burner burner loop and MCB fuse F2 Fault codes only for the Vitotronic 100 type GC4B Cause Measures tics 80 Burner control unit in Short circuit boiler Check lead and twin sen a fault state system water temperature
135. program No operating program changeover via input DE1 changeover d8 2 Operating program changeover via input DE2 d8 3 Operating program changeover via input DE3 Screed drying F1 0 Screed drying disabled F1 1 Only for heating circuits to with mixer F1 6 Screed drying adjustable in accordance with 6 selecta ble temperature time pro files see page 108 F1 15 Constant flow temperature 20 C see page 108 139 Code 1 Vitotronic 300 K Heating circuit group cont Coding in the delivered condition Possible change Party mode time limit F2 8 Time limit for party mode F2 0 No time limit or external operating pro F2 1 Time limit adjustable from 1 gram changeover via to to 12 h2 pushbutton 8 h F2 12 Note Observe settings of cod ing addresses 5d 5E SF in the General group as well as d5 and d8 in the Heating cir cuit group Start temperature raising F8 5 Temperature limit for ter F8 10 Temperature limit adjusta minating reduced mode to ble from 5 C see example on F8 60 10 to 60 C page 112 F8 61 Function disabled Observe the setting of coding address A3 End temperature raising F9 14 Temperature limit for rais F9 10 Limit for raising the set ing the set reduced room to room temperature to the temperature 14 C see F9 60 value selected for standard example on page 112 mode adjustable from 10 t
136. rature sensor 185 D Detached house 116 DHW circulation pump 116 DHW heating 115 116 Differential temperature 112 E EA1 extension sesssss 196 Economy circuits 2 cries 108 Electrical connections overview m Vitotronic 100 ssssssse 10 m Vitotronic 300 K 33 ERB5O function sssssss 98 5815 091 GB 5815 091 GB Keyword index cont ERBS80 function s 98 External blocking 40 aire 25 u Burner ett rere eines 23 External changeover of multi stage mod ulating burners eeeeeess 24 External demand m Via 0 10 V input 39 m Via switching contact 38 External heating program changeover42 External mixer close 41 External mixer open 41 F Fault codes m Only for the Vitotronic 100 type GCAB nennen 80 m Vitotronic VOOr 75 m Vitotronic 300 K 87 Fault history m Vitotronic 100 sessse 74 m Vitotronic 300 K 86 Flow temperature control 112 Flow temperature sensor 185 Flue gas temperature sensor 186 Frost pro
137. re sensor see Sor heating circuit page 185 with mixer M2 heating circuit 2 4C Mixer is being Lead break flow Check the flow tempera closed temperature sen ture sensor see Sor heating circuit page 185 with mixer M3 heating circuit 3 50 Cylinder loading Short circuit cylin Check cylinder tempera pump on Set DHW tempera ture 7 set flow tem perature Priority control is can celled Or With cylinder loading System Cylinder heating is started and stopped via cylinder tempera ture sensor 2 der temperature sensor 1 ture sensor see page 185 88 5815 091 GB 5815 091 GB Fault codes cont Displayed fault code 51 System characteris tics With cylinder loading system Cylinder heating is started and stopped via cylinder tempera ture sensor 1 Troubleshooting Vitotronic 300 K Cause Short circuit cylin der temperature sensor 2 Measures Check cylinder tempera ture sensor see page 185 58 Cylinder loading pump on Set DHW tempera ture set flow tem perature Priority control is can celled Or With cylinder loading system Cylinder heating is started and stopped via cylinder tempera ture sensor 2 Short circuit cylin der temperature sensor 1 Check cylinder tempera ture sensor see page 185 59 With cylinder loading system Cylinder heating is started and stopped via cylinder tempera ture sensor 1
138. required function see the 1 Press OK and simultaneously for following table approx 4 s 4 OK to confirm P flashes on the display 2 OK to confirm 67 Service scans Vitotronic 100 Brief scan cont Brief scan Display r n r r n n Lt vi Lt Lt Lt Lt 0 System Software version Software scheme Control unit version here 0 Program ming unit 2 Maximum flue gas temperature only for the Vitotronic 100 type GC1B 3 Set boiler water temperature 6 Number of KM BUS sub Number of LON subscrib scribers ers 7 SNVT con Software version commu Software version LON figuration nication coprocessor module 0 Auto 1 Tool 8 Subnet address system Node address number 9 Burner control unit burner Device type type 0 Single stage 1 Two stage 2 Modulating b Boiler coding card L Burner Motorised Output reduction in 0 OFF butterfly 0 OFF 1 Burner valve stage 1 0 OFF base load 1 Preheat 2 Burner ing stage 2 full 2 Control load Close 3 Rules 4 Control Open 5 Open 6 Run on E Software version burner 0 control unit E Software version Plug in adaptor for exter nal safety equipment 5815 091 GB 5815 091 GB Service scans Vitotronic 100 Service indicator After the limits set at coding address m The specified hours run and A TF 21 23 in group 2 have been m The specified interval w
139. rom the m Ensure the safe electrical separation cables as close to the terminals of all on site components incl PC lap as possible and bundle tightly tops conforms to EN 60 335 or to the corresponding terminals IEC 65 m Secure cables with cable ties This ensures that should there be a fault for example when detaching a wire the wires can not drift into the adjacent voltage area 10 5815 091 GB 5815 091 GB Installation Vitotronic 100 Overview of electrical connections cont Vitotronic 100 type GC1B PCB low voltage 3J N 15 17 A 17 143 Boiler water temperature sensor Flue gas temperature sensor accessory Therm Control temperature sensor or Return temperature sensor T1 accessory Return temperature sensor T2 accessory External connections 29 40 41 145 KM BUS subscriber accessory 146 External connections PCB 230 V 20 A1 Circulation pump flue gas water heat exchanger or Switching output Shunt pump or boiler circuit pump on site Power supply Burner stage 1 11 c e MO S 0 a Instal lation Vitotronic 100 Overview of electrical connections cont o 0 52 A1 Central fault message Motorised butterfly valve or Motor for
140. ronic cont Cylinder temperature control with 2 cylinder temperature sensors code 55 2 Cylinder temperature sensor 1 enables the circulation pump for cylinder heating and is evaluated for stop conditions dur ing the pump run on time Cylinder temperature sensor 2 Cylinder heating will start early if a lot of hot water is drawn off Cylinder heating will terminate early if no hot water is drawn off DHW cylinder goes cold m Set value 2 5 K adjustable at coding address 59 or m Actual DHW temperature at sensor 2 set DHW temperature x factor for start time adjustment at coding address 69 The DHW cylinder is hot m Set value 2 5 K and m Actual DHW temperature at sensor 2 gt set DHW temperature x factor for stop time adjustment at coding address 68 118 Code 55 3 in the DHW group cyl inder temperature control cylinder loading system The DHW cylinder goes cold set value 2 5 K adjustable at coding address 59 m The common set flow temperature is set 20 K higher than the set DHW tem perature adjustable at coding address 60 m The primary pump in the cylinder load ing system starts m The 3 way mixing valve opens and then regulates to the defaulted set value m The circulation pump for cylinder heat ing cycles briefly switches on and off until the setflow temperature has been reached set DHW temperature 5 K Then it runs constantly If during heating th
141. ronic cont In conjunction with coding address TF in the General group m Detached house Code 7F 1 Automatic mode The heating times for heating cir cuit 1 are applied to systems with two or three heating circuits Individual time program The time phases for DHW heating and the DHW circulation pump have the same effect on all heating cir cuits m Apartment building Code 7F 0 Automatic mode For systems with two or three heat ing circuits the heating times for the relevant heating circuit will be applied Individual time program The time phases for DHW heating and the DHW circulation pump can be adjusted individually for each heating circuit Priority control m With priority control code A2 2 in the Heating circuit group The set flow temperature will be adjus ted to 0 C during cylinder heating The mixer closes and the heating cir cuit pump is switched off m Without priority control The heating circuit control unit contin ues to operate with the same set value 116 Frost protection The DHW cylinder will be heated to 20 C if the DHW temperature falls below 5 C Auxiliary function for DHW heating This function is activated by providing a second set DHW temperature via coding address 58 in group DHW and acti vating the fourth DHW phase for DHW heating Set DHW temperature The set DHW temperature can be adjus ted between 10 and 60 C The set
142. ronic 100 74 m Vitotronic 300 K 86 203 Two stage burner matching the control OTAN i E sccatsscass EE cdasucsoasseacd 55 U Underfloor heating circuit 37 V WitOSOliCs iii o voee er re 117 Ww Wiring diagram m Vitotronic 100 type GC1B 170 m Vitotronic 100 type GCAB 175 m Vitotronic 300 K 180 5815 091 GB 89 160 SL8S 211 Applicability Serial No 7441810 7441811 7498906 Viessmann Werke GmbH amp Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 212 7498901 7441816 Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Subject to technical modifications 5815 091 GB
143. s Wink Checking actuators and sensors Vitotronic 100 Carrying out a relay test 3 A v for the required actuator output see the following table Service menu 4 OK to confirm 1 Press OK and simultaneously for The display shows the number for the approx 4 s activated actuator and ON P flashes on the display 2 Press to select Za OK to confirm Note Before an actuator is selected all actuators are switched to zero volt The following relay outputs can be controlled subject to the system equipment level Display Explanation 0 All actuators have been switched off Stepped burner Burner ON or burner stage 1 ON 2 Burner stage 1 and 2 ON Modulating burner Modulation controller open Modulation controller neutral Modulation controller close Actuator at output 20 on oO hM 61 Commissioning Vitotronic 100 and Vitotronic 300 K Checking actuators and sensors cont Display Explanation 6 Actuator at output 29 on 7 Actuator at output 52 open 8 Actuator at output 52 neutral 9 Actuator at output 52 close 11 Central fault message at output 50 on Note Connected pumps start during burner operation Checking sensors Actual temperatures can be scanned in D Operating instructions menu i Vitotronic 300 K Carrying out a relay test Service menu 1 Press OK
144. s met when the shutdown integral exceeds a limit set at coding address 46 in the Cascade group and the boiler star ted last will be shut down 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont Example code 3C 0 in the Cascade group Two boiler system with modulating burn ers m Boiler 1 100 rated heating output base load set to 33 96 m Boiler 2 100 rated heating output base load set to 33 96 Starting Shutdown i Boiler 1 Wo So e om e IN Boiler 1 Boiler 2 o o eo e l oes l Boiler 2 3s E amp amp 5 5 go 2 8 5 oo oo or or E z2 na na 103 Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont Conventional boiler strategies Conventional boiler strategy 1 Conventional boiler strategy 2 Benefit As few boilers as possible are operational Set code 3C 1 in the Cas cade group Conventional boilers are pref erably operated at their upper output range to reliably prevent formation of condensate due to low return temperatures An ad ditional boiler will only be started if the maximum output of all cur rently active burners is insuffi cient to achieve the set flow temperature A boiler will be shut down when the remaining boilers can achieve the required
145. s the Outside temperature actuating and pause times subject to Set room temperature the control differential control devia Operating mode tion Heating curve slope and level 106 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Functions The heating circuit without mixer is sub ject to the boiler water temperature and its control range limits The heating circuit pump is the only actuator The flow temperature of the heating cir cuits with mixer is captured by the flow temperature sensor of the relevant heat ing circuit m Upper control limit Electronic maximum flow temperature limit Coding address C6 in the Heating circuit group m Lower control range limit Electronic minimum flow temperature limit Coding address C5 in the Heating circuit group Time program The control unit switches over according to the time program In the Heating and DHW operating program the control unit switches between Central heating with standard room temperature and Central heating with reduced room tem perature Every operating mode has its own set level 4 time phases per day can be selected Outside temperature A heating curve must be set for matching the control unit to the building and the heating system The heating curve characteristics deter mine the set boiler water temperature subje
146. see separate installation or Vitosolic and service instructions Displayed if a fault occurs at these de vices that has no fault code in the Vitotronic AT Control mode Programming unit Replace the programming fault unit Ab Control mode DHW Configuration fault Insert plug 17 B and cylinder may be cold cylinder loading check codes system Code 55 3 has been set in the DHW group but plug 17 B is not plugged in and or codes 4C 1 and 4E 2 in the Gen eral group have not been set b1 Control mode Communication er Check connections and ror programming unit replace the programming unit if required 92 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 300 K Displayed System characteris Cause Measures fault code tics b5 Control mode Internal error Check PCB is plugged in correctly b6 Constant mode Invalid hardware Check coding address recognised 92 in the General group 92 187 must be set Note Code 8A 176 in the General group must be selected for coding ad dress 92 to be dis played bA Mixer Close Communication er Check that the PCB and ror PCB extension ribbon cable are plugged for heating circuits in correctly and replace 2 and 3 with mixer PCB if required bC Control mode without Communication er Check connections cable remote control ror Vitotrol remote control unit heat ing circuit without
147. sensor com mon system flow temperature Cylinder temperature sensor Cylinder temperature sensor 2 for cylinder loading system Without function 143 145 146 34pol Without function Without function Temperature sensor cylinder loading system External connections KM BUS subscriber External connections 183 Schemes Vitotronic 300 K Connection and wiring diagram cont LON Connecting cable for data V1 Fault indicator red exchange accessory V2 ON OFF indicator green S3 Emissions test switch X Electrical interfaces PCB extension for heating circuits 2 and 3 with mixer 24V X4 FEH4FHH4 RU RU K6 K5 K3 K2 K4 K1 TCL C c TE C Os a H ela TI ql ax axi AYON AYON LON L N 12 12 2 n t M3 M2 M3 M2 M3 M2 2 Flow temperature sensors 20 Heating circuit pumps 40 Power supply 52 Mixer motors K1 K6 Relay X Electrical interfaces 184 5815 091 GB 5815 091 GB Components Vitotronic 100 type GC1B and Vitotronic 300 K Boiler coding card Boiler Boiler coding card Display in Identification Spare part no brief scan Vitocrossal 300 type CT3 1040 7435 870 7837 015 Vitocrossal 200 type CM2 1041 7435 871 7837 016 Vitocrossal 300 type CR3 CR3B Vitocrossal 200 type CT2 1042 7435 872 7837 017 Vitocrossal 300 type CM3 Vitomax 300 LT 1070 743
148. set flow temperature is returned to the set weather compen sated value m Pump run on The circulation pump runs on after cyl inder heating until one of the following criteria is met The set DHW temperature is excee ded by 5 K The set max run on time is reached coding address 62 m Without pump run on code 62 0 System with solar control unit A third set DHW temperature can be specified at coding address 67 in the DHW group The DHW cylinder is only reheated by the boiler if the temperature falls below this value Adaptive cylinder heating code 55 1 With adaptive cylinder heating the speed of the temperature rise during DHW heating is taken into account The DHW cylinder goes cold set value 2 5 K adjustable at coding address 59 m The common set flow temperature is set 20 K higher than the set DHW tem perature adjustable at coding address 60 The DHW cylinder is hot m The control unit checks whether the boiler will still be required to supply heating energy after the cylinder has been heated up or whether residual boiler heat should be transferred to the DHW oylinder Accordingly the control unit deter mines the burner and circulation pump stop times to prevent the set DHW temperature being substantially exceeded after the cylinder has been heated up 117 Function description Vitotronic 100 and Vitotronic 300 K Cylinder temperature control of the Vitot
149. set standard room tempera ture 112 Differential temperature The differential temperature is adjusta ble at coding address 9F in the Gen eral group delivered condition 8 K The differential temperature is the value by which the common flow temperature should be higher than the highest cur rently required flow temperature of the heating circuit with mixer m System with only one heating circuit with mixer The common set flow temperature is regulated automatically to 8 K above the set flow temperature of the heating circuit with mixer m System with heating circuit without mixer and heating circuits with mixer The common set flow temperature is regulated in accordance with its own heating curve The differential temper ature of 8 K towards the set flow tem perature of the heating circuits with mixer is set at the factory The outside temperature limits for the start and end of the temperature raising can be adjusted via coding addresses F8 and F9 in the Heating cir cuit group 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Heating circuit control of the Vitotronic 300 K cont Example using the settings in the delivered condition i 90 80 L 701 Flow temperature in C Boiler water or Heating curve for operation with standard room temperature Reducing the heat up time During the transition from operation with reduce
150. structions cont Repair work Please note n Repairing components that fulfil a safety function can compromise the safe operation of the sys tem Faulty components must be replaced with original Viessmann spare parts Auxiliary components spare and wearing parts Please note 5 Spare and wearing parts that have not been tested together with the system can compromise its function Installing non author ised components and making non approved modifications or conversions can compromise safety and may invalidate the warranty For replacements use only orig inal spare parts supplied or approved by Viessmann 5815 091 GB 5815 091 GB Index Index Installation instructions Intended us8 naL Shake NAR 9 Installation Vitotronic 100 Overview of electrical connections essseee e 10 Inserting cables and applying strain relief se 13 Inserting the boiler coding card recentemente 14 Changing over the high limit safety cut out sssmm 15 Changing the temperature controller setting 16 Inserting the LON communication module ee 18 Connecting Sernsofs o icri a ria aaa e aena OER ateecteuevecess 18 Connecting Rouge 19 Connecting act ators iid ee aS nice N ESEA A EAE 21 Connecting a central fault message facility ene 21 Connecting the external safety equipment sssee
151. t output 24 at solar con trol module type SM1 switched to minimum speed Solar circ pmp max ON Solar circuit pump at output 24 at solar con trol module type SM1 switched to maximum speed SM1 output 22 ON Actuator at output 22 at solar control module type SM1 Information regarding the mixer motor rotational direction The flow temperature must rise when the mixer opens If the temperature drops either the motor is turning in the wrong direction or the mixer set is incorrectly fitted observe the mixer installation instructions Checking sensors Service menu 3 A v for the required grou view on page 70 required sensor 1 Press OK and simultaneously for approx 4 s 2 Diagnosis 4 aly for the actual temperature of the p see over 63 Commissioning Vitotronic 100 and Vitotronic 300 K Adjusting the heating curve Only Vitotronic 300 K The heating curves represent the rela The boiler water or flow temperature in tionship between the outside tempera turn affects the room temperature ture and the boiler water or flow temper ature Settings in the delivered condition To put it simply the lower the outside m Slope 1 4 temperature the higher the boiler water m Level 0 or flow temperature Slope TNO OO st N eo 410 GGSN NN N AN 1 8 100 1 6
152. tection ssssss 111 Frost protection function 116 Fuel consumption 128 129 H Heating circuit control 106 Heating circuit pump logic function 108 Heating curve suuss 64 107 Heating curve level 65 Heating curve slope 65 Heating program changeowver 42 Heat up time reduction 113 High limit safety cut out m Additional nne 188 gu Testing eere Eres 53 Keyword index l Inserting the LON communication mod MN e 18 Intended USE socie 9 L LON subscriber check 60 Low water indicator 22 188 M Mains filter Unitas eiii 49 Making the LON connection 44 Matching of coding addresses m Vitotronic 300 K eee 56 Matching the coding addresses m Vitotronic 100 sseseessss 54 Maximum pressure limiter 188 Minimum pressure limiter 22 188 Mixer extension kit 190 Mixer motor eese 191 193 Mixer motor rotational direction 192 193 Modulating burner 24 Modulating burner matching the control UNI ecco etl Na aE E ni aansie aes 56 Multi stage burner 24 0 Operating data m Vitotronic 100 ssesessss 6
153. termined from the following param eters Set flow temperature of heating cir cuit A1 system circuit or the heat ing circuits connected via LON External demand Cascade control of the Vitotronic 300 K Brief description The flow temperature is regulated by starting or stopping the burners or by starting stopping individual burner stages Set flow temperature The set flow temperature is determined from the following parameters m Set flow temperature of heating circuit without mixer A1 heating circuit 1 and heating circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 m Setflow temperature of additional con sumers m Set DHW temperature m External demands 100 m Standalone control see page 101 m Sequential control see page 101 m Subject to system version we differ entiate between condensing strategy see page 102 and two conventional boiler strategies see page 104 Upper control range limits Maximum limit of the system flow tem perature coding address 37 in the Cascade group Lower control range limits Minimum limit of the system flow tem perature coding address 36 in the Cascade group 5815 091 GB 5815 091 GB Function description Vitotronic 100 and Vitotronic 300 K Cascade control of the Vitotronic 300 K cont Standalone control Boilers connected in parallel Boilers connected in series m Without and with flow temperature se
154. ting circuits with mixer M2 heating circuit 2 and M3 heating circuit 3 with DHW heating recognised automatically Coding in the delivered condition Possible change Servomotor runtime 40 125 Actuator runtime at plug 40 5 Runtime adjustable from 5 82 A1 125 s to to 199 s 40 199 Subscriber no 77 5 LON subscriber number 77 1 LON subscriber number to adjustable from 1 to 99 77 99 1 to 4 Boiler control unit 5 Cascade control unit 10 to 97 Vitotronic 200 H 98 Vitogate 99 Vitocom 131 Code 1 Vitotronic 300 K General group cont Coding in the delivered condition Possible change Detached house apartment building 7F 1 General 8F 0 Detached house Operation in standard menu and extended menu enabled Note The respective code is only activated when you exit the service menu see page 70 7F 0 8F 1 8F 2 Set flow temperature for external demand 9b 70 Set flow temperature for external demand 70 C Cascade group Coding Apartment building Separate adjustment of holiday program and time program for DHW heating possible Operation in standard menu and extended menu disabled Operation in standard menu enabled disabled in the extended menu 9b 0 No default set value 9b 1 Set flow temperature ad to justable from 1 to 127 C 9b 127 Coding in the delivered condition Possible change Number of boilers in the cascade
155. ting circuit pump OFF 1 K higher than the set see the following table room temperature RT set AT gt RT 1K Parameter address With heating circuit pump logic function Heating cir A5 cuit pump OFF 1 AT gt RT get 5K 2 AT gt RT get 4K 163 Code 2 Vitotronic 300 K Heating circuit group cont Parameter address With heating circuit pump logic function Heating cir A5 cuit pump OFF 3 AT 2RT 4 3K 4 AT 2RT 4 2K 5 AT gt RTget 1K 6 AT gt RT get 7 AT gt RTs 1K to 15 AT RT 4 9K Coding in the delivered condition Possible change A6 36 Extended economy mode disabled A6 5 to A6 35 Extended economy mode enabled This means the burner and heating circuit pump will stop and the mix er will be closed at a varia ble value adjustable be tween 5 and 35 C plus 1 C The base value is the adjusted outside tempera ture This value is based on the actual outside temper ature and a time constant which takes the cooling down of an average build ing into consideration A7 0 A9 7 164 Only for heating circuits with mixer Without mixer economy function With pump idle time heating circuit pump OFF AT 1 A9 0 A9 1 to A9 15 With mixer economy func tion extended heating cir cuit pump logic Heating circuit pump also OFF m If the mixer has been try ing to close for longer than 12 min
156. tober to 85 12 86 5 Wintertime starts 86 1 Week 1 to week 5 of the Week 5 of the selected to selected month month 86 5 87 7 Summer time starts 87 1 Monday to Sunday Last Sunday of the selec to ted month 87 7 88 0 Temperature displayed in 88 1 Temperature displayed in C Celsius F Fahrenheit 8A 175 Never adjust 8F 0 Operation in the standard 8F 1 Operation in the standard menu and extended menu and extended menu menu enabled blocked 8F 2 Operation enabled in the Note standard menu blocked in The respective code is the extended menu only activated when you exit the service menu see page 70 90 128 Time constant for calcu 90 1 Fast low values or slow lating adjusted outside to high values adjusting of temperature 21 3 h 90 199 the flow temperature sub ject to the set value when the outside temperature changes 1 step 10 min 91 0 Connection at terminals 1 91 1 Contact affects the follow 148 and 2 in plug 143 disa bled external operating program changeover see page 42 ing heating circuits Heating circuit without mix er A1 heating circuit 1 5815 091 GB 5815 091 GB General group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 91 2 Heating circuit with mixer M2 heating circuit 2 91 3 Heating circuit without mix er A1 heating circuit 1 and heating circuit with m
157. top optimisation coding address C1 in the Heating circuit group Quick setback ends when the set room temperature has been reached DHW temperature Priority control m With priority control code A2 2 in the Heating circuit group The set flow temperature will be adjus ted to 0 C during cylinder heating The mixer closes and the heating cir cuit pump is switched off m Without priority control The heating circuit control unit contin ues to operate with the same set value Heating circuit pump logic Econ omy circuits The heating circuit pump is switched off set flow temperature set to 0 C if one of the following criteria is met m The outside temperature exceeds the value set at coding address A5 in the Heating circuit group m The adjusted outside temperature exceeds the value set at coding address A6 in the Heating cir cuit group 108 m The mixer has been attempting to close for more than 12 minutes mixer economy function coding address A7 in the Heating circuit group m The duration of the pump idle time set at coding address A9 in the Heating circuit group has been reached Requirements There is no risk of frost Coding address bO in the Heating circuit group must be set to 0 Note If during the pump idle time the sys tem is switched to heating mode or the setroom temperature is increased the heating circuit pump is switc
158. trol unit or Vitocom C Terminator LON cable 7 m long Connection with Viessmann LON cable and coupling OG 900 9506950 Installation spacing 7 to 21 m Control unit or Vitocom C Terminator LON cable 7 m long D LON coupling Max 3 cables between two applian ces Connection with on site cable and LON plug 900 m Installation spacing lt 900 m with LON plug Control unit or Vitocom On site cable 45 c MO S 0 a Installation Vitotronic 300 K Making the LON connection cont Terminator Up to 30 subscribers D LON plug Connection with LON cable on site cable and LON socket 900 m Installation spacing lt 900 m with LON sockets Control unit or Vitocom D LON sockets LON cable 7 m long On site cable Terminator F Up to 30 subscribers 46 5815 091 GB 5815 091 GB Power supply of the Vitotronic 100 and Vitotronic 300 K Power supply Directives Regulations Connect the power supply and imple ment all safety measures e g RCD cir cuit in accordance with IEC 60364 the connection requirements of your local power supply utility and VDE or national regulations Protect the power cable to the control unit with an appropriate fuse MCB For oil and gas combustion equipment over 100 kW according to the Sample Combustion Ordinance FeuVO an emergency stop must be installed on site outside the installation room Observe
159. tting operating data ides aee deren de er io Ren 71 iln 71 Ines T3 Troubleshooting Vitotronic 100 Fault GIS play c aE 74 z Ul ges e 75 Troubleshooting Vitotronic 300 K Fault GIS pla Yri an ite uH metet tua idi metis 86 gere 87 Function description Vitotronic 100 and Vitotronic 300 K Boiler control unit Vitotronic 100 type GCI B en 97 Boiler control unit Vitotronic 100 type GCAB ssee 100 Cascade control of the Vitotronic 300 K ssssssee em 100 Heating circuit control of the Vitotronic 300 K see 106 Cylinder temperature control of the Vitotronic 300 K eeeesss 115 5815 091 GB 5815 091 GB Index Index Code 1 Vitotronic 100 Code 1 Vitotronic 300 K Calling p coding level Tassie 2 11 oet rere etre tte prote not teh eT tr ir wire rojujepte cH Cascade QhOUP m DEW group iei o aide alia CA ues ra bdo rede Solar group nisse aeter eo ie n eei OU IM Et MEE Heating circuit lt QNOUP C Code 2 Vitotronic 300 K Calling Up coding level 2 nier rte tr rr seg Pre e Roe REIR eah General oU E Cascade group coe eie oet re e ced e o Ee Ee iv Eat e e ede
160. ture differential 03 5 Temperature differential for the start of speed con to adjustable from 5 to 20 K trol 10 K 03 20 04 4 Controller amplification of 04 1 Controller amplification ad the speed control 4 K to justable from 1 to 10 K 04 10 05 10 Minimum solar circuit 05 2 Minimum solar circuit pump speed 10 of to pump speed adjustable maximum speed 05 100 from 2 to 100 06 75 Maximum solar circuit 06 1 Maximum solar circuit pump speed 75 of to pump speed adjustable maximum possible 06 100 from 1 to 100 speed 07 0 Solar circuit pump inter 07 1 Solar circuit pump interval val function OFF function ON The solar circuit pump starts for short cycles to capture the collector tem perature more accurately 08 60 Set DHW temperature 08 10 Set DHW temperature ad maximum cylinder tem to justable from 10 to 90 C perature 60 C 08 90 158 5815 091 GB 5815 091 GB Solar group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change 09 130 Maximum collector tem 09 20 Temperature adjustable perature to protect sys to from 20 to 200 C tem components 130 C 09 200 0A 5 Temperature differential 0A 0 Stagnation time reduction for reducing the stagna disabled tion time reduction in so 0A 1 Temperature differential lar circuit pump speed to to adjustable from 1 to 40 K protect system compo 0A 40 nents and heat transfer mediu
161. ule type SM1 91 Control mode Short circuit tem Check temperature sen perature sensor sor 10 see separate in 10 stallation and service in connection at solar structions control module type SM1 92 No solar DHW heat Short circuit col Check sensor at the solar ing lector temperature control unit see separate sensor installation and service in connection of tem structions perature sensor 6 at solar control module type SM1 or sensor at S1 of the Vitosolic 93 Control mode Short circuit tem Check sensor at the solar 90 perature sensor connection at S3 of the Vitosolic control unit see separate installation and service in structions 5815 091 GB 5815 091 GB Fault codes cont Troubleshooting Vitotronic 300 K Displayed System characteris Cause Measures fault code tics 94 No solar DHW heat Short circuit cylin Check sensor at the solar ing der temperature control unit see separate sensor installation and service in connection of tem structions perature sensor 5 at solar control module type SM1 or sensor at S2 of the Vitosolic 98 Control mode Lead break tem Check temperature sen perature sen sor 7 see separate in sor 7 stallation and service in connection at solar structions control module Check coding address type SM1 20 in the Solar group 99 Control mode
162. ulted by boiler coding card of the actuator runtime Pmax in KW Maximum out put 06 87 120 Type GC1B Set to 87 C 06 20 to 06 127 Adjustable from 20 to 127 C Observe the temperature controller settings 5815 091 GB 5815 091 GB Group 2 cont Coding in the delivered condition Code 1 Vitotronic 100 Possible change Boiler 07 1 Consecutive boiler num 07 2 Consecutive boiler number ber in multi boiler sys to in multi boiler systems tems 07 4 Flue gas monitor 1F 0 Flue gas temperature is 1F 1 is displayed if the flue not monitored for service to gas temperature limit is ex indicator 1F 250 ceeded Limit adjustable from 1 to 250 C Burner service in 100 hours 21 0 No service interval hours 21 1 The number of hours the run selected to burner has run before it 21 100 should be serviced is ad justable from 100 to 10 000 h 1 step 100 h Service interval in months 23 0 No service interval set 23 1 Interval adjustable from 1 to to 24 months 23 24 Service status 24 1 is displayed the ad 24 0 Display does not show F dress is automatically set and must be reset manual ly after a service 121 Code 2 Vitotronic 100 Calling up coding level 2 Note m All codes are accessible in coding level 2 m Codes that have no function due to the heating system equipment level or the setting of other codes are not dis played
163. ure hook up must be programmed Heat up gradient start op timisation 10 min K b9 0 With remote control and b9 1 With learning start optimi for the heating circuit op sation eration with room temper ature hook up must be programmed Without learning start op timisation C0 0 With remote control C0 1 With stop optimisation Without shutdown time max setback time offset optimisation 1h C0 2 With stop optimisation Only change the code for the heating circuit without mixer A1 for boilers without max setback time offset 2h lower temperature limit or for the heating circuits with mixer if a remote control is connected to them 166 5815 091 GB 5815 091 GB Heating circuit group cont Coding in the delivered condition Code 2 Vitotronic 300 K Possible change C1 0 With remote control Without shutdown time optimisation C2 0 With remote control Without learning shut down time optimisation C1 1 With stop optimisation of to setback time offset adjust C1 12 able from 10 to 120 min 1 step 10 min C2 1 With learning shutdown time optimisation C3 125 Only for heating circuits C3 10 Runtime adjustable from with mixer to 10 to 255 s Mixer runtime 125 s C3 255 C4 1 System dynamics C4 0 Controller responds too Mixer control characteris to quickly cycles between tics C4 3 Open and Close Select a lower value Controller responds too slowly temperature
164. urpose 16 5815 091 GB 5815 091 GB Installation Vitotronic 100 Changing the temperature controller setting cont 75 to 100 C 1 2 Remove rotary selector Using a pair of pointed pliers break tab A identified in the illustration out of the stop dial 3 Fit rotary selector D so that the marking lies at the centre of the selec ted range Turn rotary selector fully clockwise 17 c f E i s 7 Installation Vitotronic 100 Inserting the LON communication module 4 ta Re on we Making the LON connection see page 44 Connecting sensors Vitotronic 100 type GC1B 0 N N N HY TMT TL 2 1 21 23 21 145 145 3 2 f7Ali7B 15 9 J PCB low voltage 9 Without function 3 Boiler water temperature sensor 15 Flue gas temperature sensor 5 A Without function accessory 5 B Without function 18 5815 091 GB 5815 091 GB Connecting sensors cont 17 A Therm Control temperature sen sor or Vitotronic 100 type GC4B Note No sensor connections are required Connecting pumps Available connections 29 20 A1 Circulation pump flue gas water heat exchanger or Switching output Shunt pump or boiler circuit pump Pumps 230 V Pump To the control unit
165. w i YYY 981 ov oz zs Oz Briller AA V 9v 89 L60 SL8S 180 5815 091 GB Schemes Vitotronic 300 K Connection and wiring diagram cont A1 A2 A3 A6 AT PCB extension for heating circuits 2 and 3 with mixer PCB low voltage PCB 230 V Programming unit Optolink PCB emissions test switch A8 A10 A11 A12 X PCB LON communication module accessory Power supply unit PCB Programming unit ON OFF switch Electrical interfaces 181 Schemes Vitotronic 300 K Connection and wiring diagram cont PCB 230 V 89 L60 SL8S 182 5815 091 GB Connection and wiring diagram cont 20 21 28 29 40 Heating circuit pump or Primary pump cylinder loading system Circulation pump for cylinder heating accessory DHW circulation pump on site Distribution pump on site Power supply 230 V 50 Hz PCB low voltage 50 52 156 F K2 K10 S1 X Schemes Vitotronic 300 K Output for central fault mes sage Motor for 3 way mixing valve cylinder loading system Power supply for accessories Fuse MCB Relay ON OFF switch Electrical interfaces Outside temperature sensor radio clock receiver Flow temperature
166. x power consumption 6 3 A ard boiler delivery 28 5815 091 GB 5815 091 GB Installation Vitotronic 100 Connecting the AC burner type GC1B cont Terminal codes L1 Phase via high limit safety cut out to the burner PE Earth conductor to burner N Neutral conductor to burner T1 T2 Control chain S3 Burner fault terminal B4 Hours run meter terminal v Signal pass direction Control unit burner A Signal pass direction Burner control unit c MO S 0 a To the control unit To the burner 29 Installation Vitotronic 100 Connecting the AC burner type GC1B cont Terminal codes T6 T8 Control chain burner stage 2 ON or modulation controller Open T6 T7 Control chain burner stage 2 OFF or modulation controller Close Colour coding to DIN IEC 60757 BK Black BN Brown BU Blue To the control unit To the burner Connecting the three phase burner type GC1B Safety chain potential free Note If there is a jumper from the external con ductor to the control voltage in the burner it may have to be removed Always observe the burner manufac turer s details 30 5815 091 GB 5815 091 GB Installation Vitotronic 100 Connecting the three phase burner type GC1B cont 1 S1 h F2 x O m Oo O Installation Control unit Main contactor on site

Viessmann VITOTRONIC 300-K Operating instructions

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