Viessmann Vitocrossal 100 CI1 Service Instructions For Contractors Download Page 80

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Fig. 37

Disconnect the leads from the flue gas temperature
sensor.

110

Temperature in °C

0.4

0.6

0.8

Resistance

in kΩ

Fig. 38

Sensor type: NTC 10 k

Check the sensor resistance and compare it with
the curve.

In the event of severe deviation replace the sensor.

Checking the fuse

Note

Switch OFF the power supply.

Maintenance

Checking the flue gas temperature sensor

(cont.)

5792 925 GB

Maintenance

Summary of Contents for Vitocrossal 100 CI1

Page 1: ... Vitocrossal 100 Type CI1 80 to 318 kW Type CI1 twin boiler 240 to 636 kW Gas condensing boiler with MatriX cylinder burner Open flue and room sealed operation For applicability see the last page VITOCROSSAL 100 5792 925 GB 4 2017 Please keep safe ...

Page 2: ...ally applicable standards a ÖNORM EN ÖVGW G K Guidelines ÖVGW TRF and ÖVE c SEV SUVA SVGW SVTI SWKI VKF and EKAS guideline 1942 LPG part 2 Safety instructions for working on the system Working on the system Where gas is used as the fuel close the main gas shut off valve and safeguard it against unintentional reopening Isolate the system from the power supply e g by removing the separate fuse or by...

Page 3: ...l isolator e g fuse box domestic distribution board Danger If water escapes from the appliance there is a risk of scalding Never touch hot heating water Condensate Danger Contact with condensate can be harmful to health Never let condensate touch your skin or eyes and do not swallow it Flue systems and combustion air Ensure that flue systems are clear and cannot be sealed for instance due to accum...

Page 4: ...it 61 Testing outputs relay test 63 6 Troubleshooting Fault display 64 Weather compensated control unit 64 Constant temperature control unit 64 Fault codes 65 7 Maintenance Checking the outside temperature sensor 77 Checking the cylinder temperature sensor 78 Checking the boiler water temperature sensor 78 Checking the flue gas temperature sensor 79 Checking the fuse 80 Mixer extension kit 81 Chec...

Page 5: ...tion and wiring dia gram Connection and wiring diagram 116 Up to 80 kW 119 120 to 318 kW 120 Main PCB up to 80 kW 122 Main PCB 120 to 160 kW 123 Main PCB 240 to 318 kW 124 External connection diagram 125 11 Water quality Requirements 126 12 Commissioning service reports 128 Settings and test values 128 13 Specification Vitocrossal 100 specification 130 MatriX cylinder burner specification 132 14 S...

Page 6: ... during maintenance Not required during maintenance Intended use The appliance is intended solely for installation and operation in sealed unvented heating systems that comply with EN 12828 with due attention paid to the associated installation service and operating instruc tions It is only designed for heating up heating water that is of potable water quality Intended use presupposes that a fixed...

Page 7: ...spection and servicing are depicted on a single boiler For twin boilers the work must be carried out on both boilers For this rea son the illustrations may differ partly Information Information for twin boilers 5792 925 GB Information ...

Page 8: ... drain and neutralising system if installed for obstructions and leaks 24 19 Checking the gaskets and thermal insulation sections on the boiler side 25 20 Checking the expansion vessel and system pressure 25 21 Checking the water quality 25 22 Checking the mixer for ease of operation and leaks 26 23 Checking all connections on the heating water and DHW sides for leaks 24 Checking the safety valve ...

Page 9: ...han the static system pressure top up with nitrogen until the pre charge pressure is 0 1 to 0 2 bar 10 to 20 kPa higher than the static system pressure The static pressure corresponds to the static head 3 Open any installed check valves 4 Fill the heating system with water and vent until the charge pressure is 0 1 to 0 2 bar 10 to 20 kPa higher than the pre charge pressure of the expan sion vessel...

Page 10: ...ating circuit 3 if installed If the system user prefers the heating circuits can be designated differently to suit the specific system Enter names for heating circuits Operating instructions Checking the gas type The boiler is equipped with an electronic combustion controller that adjusts the burner for optimum combus tion in accordance with the prevailing gas quality For operation with natural ga...

Page 11: ... s fault F9 Check the fan fan connect ing cables power to the fan and fan control Burner blocked and 3 is dis played in code 38 Coding level 2 boiler Check the connecting cable and combustion chamber pressure limiter Yes Ignition No Fault EE Check ignition module con trol voltage 230 V across plugs X2 1 and X2 2 Check the gas supply Yes Gas train opens No Fault EE Check the gas train control volta...

Page 12: ...e heat trans fer Press reset button R Fault Eb Check gap between ionisa tion electrode and burner gauze assembly Check allocation of gas type coding address 82 gas train setting Check flue system remove flue gas recirculation if re quired Press reset button R For further details regarding faults see page 64 Testing the static and supply pressure Danger CO formation can have serious health implica ...

Page 13: ... Shut down the boiler close the gas shut off valve remove the pressure gauge and close test connec tor A with the screw 9 Open the gas shut off valve and start the appli ance Danger Gas escaping from the test connector leads to a risk of explosion Check gas tightness at test connector A Supply pres sure flow pres sure Measures Below 17 mbar 1 7 kPa Do not commission the boiler Noti fy your gas sup...

Page 14: ...ted correctly and is undamaged replace if necessary Check whether the combustion chamber pressure limiter has responded Measure the resistance across terminals 1 and 3 If the resistance is 0 Ω the pressure limiter has responded If the combustion chamber pressure limiter has responded check the following components and replace if necessary Electrodes Burner gauze assembly Ignition transformer and i...

Page 15: ...connection 2 Close the gas shut off valve and safeguard against reopening 3 Pull cables from fan motor gas train and ionisation electrode 4 Undo gas supply pipe fitting Pull off ventilation air hose 5 Undo 4 screws Remove the burner Please note Damage to the burner gauze assembly will impair the burner function Do not damage the mesh Never touch the mesh of the burner gauze assembly Place the burn...

Page 16: ...safeguard against unauthorised reconnection 2 Close the gas shut off valve and safeguard against reopening 3 Remove cables from fan motor gas train and ioni sation electrode 4 Undo gas supply pipe fitting Pull off ventilation air hose 5 Undo 4 screws Remove the burner Please note Damage to the burner gauze assembly will impair the burner function Do not damage the mesh Never touch the mesh of the ...

Page 17: ...ins isolator or the power supply and safeguard against unauthorised reconnection 2 Close the gas shut off valve and safeguard against reopening 3 Remove cables from fan motor gas train and ioni sation electrode 4 Undo gas supply pipe fitting Pull off ventilation air hose 5 Undo 4 screws Remove the burner Please note Damage to the burner gauze assembly will impair the burner function Do not damage ...

Page 18: ...y 1 Remove electrodes 2 Undo 4 nuts Remove burner gauze assembly and insulating parts Please note Damage to the burner gauze assembly will impair the burner function Do not damage the mesh Never touch the mesh of the burner gauze assembly Place the burner horizontally onto a suitable surface 3 Replace any damaged components Use new gas kets Note Observe the positioning aid on the thermal insula ti...

Page 19: ... G Fan 1 Remove electrodes 2 Undo 4 nuts Remove burner gauze assembly and insulating parts Please note Damage to the burner gauze assembly will impair the burner function Do not damage the mesh Never touch the mesh of the burner gauze assembly Place the burner horizontally onto a suitable surface Commissioning inspection maintenance Checking the burner gauze assembly and thermal cont 5792 925 GB ...

Page 20: ...age In the event of damage replace the burner gauze assembly A B C D E F G 4x H Fig 12 200 to 318 kW A Ignition and ionisation electrodes B Burner gauze assembly gasket C Insulation mat D Burner door gasket E Thermal insulation block F Burner gauze assembly G Fan H Venturi extension only for open flue operation 1 Remove electrodes Commissioning inspection maintenance Checking the burner gauze asse...

Page 21: ...Ignition electrodes 1 Check the electrodes for wear and contamination 2 Clean the electrodes with a small brush not a wire brush or cleaning fleece Please note Damage to the burner gauze assembly will impair the burner function Do not damage the mesh 3 Check the electrode gaps If the gaps are not as specified or the electrodes are damaged replace and align the electrodes together with new gas kets...

Page 22: ... cleaning agents based on phosphoric acid 4 Remove loosened deposits from the boiler Flush the heating surfaces thoroughly with a jet of water Cleaning agent manufacturer s instructions 5 Assemble in reverse order Position inspection cover turn clockwise as far as it will go by hand 6 Position the locking bracket Apply thread locking fluid to the screws Wind the screws in by hand as far as they wi...

Page 23: ...al carbon monoxide poisoning The trap must always be filled with water Cleaning the neutralising system if installed Separate the neutralising system if installed from the boiler for cleaning maintenance Single boiler B C A Fig 16 A Drain hose from trap to neutralising system B Drain hose from neutralising system to drainage system C Neutralising system C Fig 17 1 Undo drain hoses Commissioning in...

Page 24: ...lising system B Drain hose from flue gas header to neutralising system C Neutralising system D Drain hose from neutralising system to drainage system E Checking the condensate drain and neutralising system if installed for obstructions and leaks Fill the combustion chamber with water Note The water must flow from the condensate drain pipe without backing up If necessary clean the condensate drain ...

Page 25: ...nsor C Checking the expansion vessel and system pressure Note Check when system is cold 1 Drain the system or close the cap valve on the expansion vessel Reduce pressure until the pres sure gauge shows 0 2 If the pre charge pressure of the expansion vessel is lower than the static system pressure top up with nitrogen until the pre charge pressure is 0 1 to 0 2 bar 10 to 20 kPa higher 3 Top up with...

Page 26: ...an cause material damage Remove residues of the leak detection agent after test ing Checking the combustion quality The electronic combustion controller automatically ensures optimum combustion quality During commis sioning maintenance only the combustion values need to be checked For this check the CO2 or O2 content For a description of the electronic combustion control ler functions see page 115...

Page 27: ...d control unit Constant temperature control unit Service menu 1 Press OK and å simultaneously for approx 4 s 2 Actuator test 3 Select the lower heating output Select Base load OFF Then Base load ON ap pears and the burner operates at its lower heating output 4 Select the upper heating output Select Full load OFF Then Full load ON ap pears and the burner operates at its upper heating output 5 Endin...

Page 28: ...without mixer is higher by a selected differential 8 K in the delivered condition than the flow temperature of the heating circuits with mixers The differential temperature is adjustable via coding address 9F in the General group 0 2 Outside temperature in C Boiler water or flow temperature in C Slope 2 4 2 6 2 8 3 0 3 2 3 4 90 80 70 60 50 40 30 0 5 10 15 20 5 10 2 0 2 2 Set room temperature in C ...

Page 29: ... circuit pump ON Changing the reduced set room temperature Operating instructions Changing the slope and level Individually adjustable for each heating circuit A B Boiler water or flow temperature in C 90 20 20 Outside temperature in C 3 5 1 4 0 2 Fig 24 A Changing the slope B Changing the level vertical parallel offset of the heating curve Extended menu 1 å 2 Heating 3 Select heating circuit 4 He...

Page 30: ...lt monitoring Code 9C 20 LON subscriber fault monitoring Code 9C 20 LON subscriber fault monitoring Code 9C 20 Carrying out a LON subscriber check The subscriber check is used to test communication with the system devices connected to the fault man ager Requirements The control unit must be programmed as fault man ager code 79 1 in the General group The LON subscriber number must be programmed in ...

Page 31: ...rs again the following Monday Press OK Service the appliance Note An acknowledged service message that was not reset appears again after 7 days After the service has been carried out Reset the codes Service menu 1 Press OK and å simultaneously for approx 4 s 2 Service functions 3 Service reset Note The selected service parameters for hours run and in terval restart at 0 Reset code 24 1 in group 2 ...

Page 32: ... The system installer should hand the operating instruc tions to the system user and instruct the user in oper ating the system Commissioning inspection maintenance Instructing the system user 5792 925 GB ...

Page 33: ...der Standard setting 1 General 2 Boiler 3 DHW 4 Solar 5 Heating circuit 1 6 All codes std device In this group all coding addresses are displayed in ascending order 7 Standard setting Call up code 1 Service menu 1 Press OK and å simultaneously for approx 4 s 2 Coding level 1 3 Select group of required coding address 4 Select coding address 5 Select value according to the following tables and confi...

Page 34: ... circuit with mixer M3 heating circuit 3 without DHW heating 8 1 heating circuit with mixer M2 heating circuit 2 and 1 heating circuit with mixer M3 heating circuit 3 with DHW heating 9 1 heating circuit without mixer A1 heating circuit 1 1 heating circuit with mixer M2 heating cir cuit 2 and 1 heating circuit with mixer M3 heating circuit 3 without DHW heating code is set automatically 10 1 heati...

Page 35: ...livered condition Possible change Single multi boiler system 01 1 Single boiler system only for con stant temperature control units 01 2 Multi boiler system with Vitotronic 300 K Boiler number 07 1 Boiler number in multi boiler sys tems only for constant tempera ture control units 07 2 to 07 4 Boiler number 2 to 4 in multi boiler systems Burner service in 100 hours 21 0 No service interval set in ...

Page 36: ... the delivered condition Possible change Speed control solar circuit pump 02 Data dependent on the software version of solar control module SM1 02 0 Solar circuit pump is not speed con trolled 02 1 With wave packet control function Never adjust 02 2 Solar circuit pump is speed control led with PWM control Maximum cylinder temperature 08 60 Set DHW temperature maximum cylinder temperature 60 C 08 1...

Page 37: ...see page 33 Coding Coding in the delivered condition Possible change Priority DHW heating A2 2 Cylinder priority applicable to heat ing circuit pump and mixer A2 0 Without cylinder priority applicable to heating circuit pump and mixer A2 1 Cylinder priority only applicable to mixer A2 3 to A2 15 Reduced priority applicable to mixer The heating circuit receives a re duced amount of energy Economy f...

Page 38: ...control function If there is a risk of frost Pump idle time transition reduced mode A9 7 With pump idle time Heating cir cuit pump OFF if the set value is altered through a change in oper ating mode or through a change in the set room temperature only for weather compensated control units A9 0 Without pump idle time A9 1 to A9 15 With pump idle time adjustable from 1 to 15 The higher the value the...

Page 39: ...or Standby mode only for weather compensated control units D5 1 The external operating program changeover switches to Constant operation with standard room tem perature subject to coding ad dresses 3A 3b and 3C Ext operating program changeover to heating circuit D8 0 No operating program changeover via EA1 extension D8 1 Operating program changeover via input DE1 at EA1 extension D8 2 Operating pr...

Page 40: ... Observe setting for coding address A3 only for weather compensa ted control units F8 10 to F8 60 Temperature limit adjustable from 10 to 60 C F8 61 Function disabled End temperature raising F9 14 Temperature limit for raising the re duced set room temperature 14 ºC only for weather compen sated control units F9 10 to F9 60 Temperature limit for raising the set room temperature to the value se lec...

Page 41: ...taneously for approx 4 s 2 Press OK and simultaneously for approx 4 s 3 Coding level 2 4 Select group of required coding address 5 Select coding address 6 Select value according to the following tables and confirm with OK Service menu 1 Press OK and å simultaneously for approx 4 s 2 Press OK and ä simultaneously for approx 4 s 3 Select 2 with Ú for coding level 2 and confirm with OK 4 I flashes on...

Page 42: ...h mixer M3 heating circuit 3 with DHW heating code is set au tomatically System examples Coding in the delivered condition Possible change 11 No access to the coding addresses for the parameters of the combus tion controller 11 9 Access to the coding addresses for the parameters of the combustion controller open 25 0 Do not adjust only for constant temperature mode 2A 0 Without wireless outside te...

Page 43: ...ress D6 3A 5 Function of input DE1 Fault mes sage input 3A 6 Function of input DE1 Brief opera tion of DHW circulation pump push button function Setting of DHW circulation pump runtime Coding address 3d 3B 0 Function of input DE2 at EA1 ex tension Not assigned 3B 1 Function of input DE2 Operating program changeover 3B 2 Function of input DE2 External de mand with set flow temperature Setting of se...

Page 44: ...ting Coding address 5E Function heating circuit pumps Coding address D6 3C 5 Function of input DE3 Fault mes sage input 3C 6 Function of input DE3 Brief opera tion of DHW circulation pump push button function Setting of DHW circulation pump runtime Coding address 3d 3D 5 DHW circulation pump runtime for brief operation 5 min 3D 1 to 3D 60 DHW circulation pump runtime ad justable from 1 to 60 min 4...

Page 45: ...fault manager 7B 1 With LON communication module Control unit transmits the time 7B 0 No time transmission 7F 1 Detached house only for weather compensated control units 7F 0 Apartment building Holiday program and time program for DHW heating can be set sepa rately 80 6 A fault message is issued if the fault lasts for at least 30 s 80 0 Immediate fault message 80 2 to 80 199 Minimum fault duration...

Page 46: ... 1 to 5 99 0 Never adjust 9A 0 Never adjust 9B 70 Set flow temperature for external demand 70 C 9B 0 to 9B 127 Set flow temperature for external de mand adjustable from 0 to 127 C limited by boiler specific parame ters 9C 20 Monitoring LON subscribers If there is no response from a sub scriber for 20 min the values specified in the control unit are used Only then will a fault mes sage be issued 9C...

Page 47: ...s 24 0 Service not shown on the dis play 24 1 Service is shown on the display address is automatically set and must be manually reset after a serv ice has been carried out 28 0 No burner interval ignition 28 1 to 28 24 Time interval adjustable from 1 h to 24 h The burner is force started for 30 s at a time only when operating with LPG 2E 0 Never adjust 2F 0 Never adjust 30 3 Boiler circuit pump sp...

Page 48: ... boil er water temperature and the set DHW temperature is adjustable from 5 to 25 K 62 2 Circulation pump for cylinder heat ing with 2 min run on time after cyl inder heating 62 0 Circulation pump for cylinder heating without run on 62 1 to 62 15 Run on time adjustable from 1 to 15 min 63 0 Without auxiliary function for DHW heating only for constant tempera ture control units 63 1 Auxiliary funct...

Page 49: ...odule SM1 02 0 Solar circuit pump not speed con trolled 02 1 With wave packet control function Never adjust 02 2 Solar circuit pump speed controlled with PWM control 03 10 The temperature differential be tween the collector temperature and actual cylinder temperature is regulated to 10 K 03 5 to 03 20 The differential temperature control between collector temperature and actual cylinder temperatur...

Page 50: ...d on Unintentional flow rate in the col lector circuit is captured e g at night 0D 0 Night time DHW circulation monitor ing switched off 0E 1 Calculation of solar yield with Viessmann heat transfer medium 0E 2 Calculation of solar yield with water as heat transfer medium do not se lect as operation is only possible with Viessmann heat transfer medi um 0E 0 Calculation of solar yield switched off 0...

Page 51: ...g via external heat ex changer without additional tempera ture sensor 20 8 Solar heating via external heat ex changer with additional temperature sensor 20 9 Solar heating of 2 DHW cylinders 22 8 Start temperature differential for central heating backup 8 K Switching output sS is switched on if the temperature at sensor has exceeded the temperature at sensor aÖ by the selected value 22 2 to 22 30 ...

Page 52: ...C Start temperature for thermostat function stop temperature for thermostat function Thermostat function e g for re heating Switching output sS is switched off if the temperature at sensor exceeds the start tem perature for the thermostat func tion Start temperature for thermostat function stop temperature for thermostat function Thermostat function e g for utilis ing excess heat Switching output ...

Page 53: ...tomatic recogni tion A1 0 All settings that can be made at the remote control can be execu ted only for weather compensated control units A1 1 Only party mode can be set at the remote control Only on Vitotrol 200 A A2 2 Cylinder priority control for heating circuit pump A2 0 Without cylinder priority for heating circuit pump A2 1 Cylinder priority applies only to mix ers The mixer is closed during...

Page 54: ...gic function economy mode Heating circuit pump OFF when the out side temperature OT is 1 K high er than the set room temperature RTset only for weather compen sated control units OT RTset 1 K A5 0 Without heating circuit pump logic function A5 1 to A5 15 With heating circuit pump logic func tion Heating circuit pump OFF see the following table Parameter address A5 With heating circuit pump logic f...

Page 55: ... set room temperature only for weather compensated control units A9 0 Without pump idle time A9 1 to A9 15 With pump idle time adjustable from 1 to 15 B0 0 With remote control Heating mode reduced mode Weather compensated only change the code for the heating circuit with mixer only for weather compen sated control units B0 1 Heating mode Weather compensa ted Reduced mode With room tempera ture hoo...

Page 56: ...geover switches the operating program to Constant operation at reduced room temperature or Standby mode only for weather compensated control units D5 1 The external operating program changeover switches to Constant operation at standard room tempera ture subject to coding address 3A 3b and 3C D6 0 Heating circuit pump remains in control mode at External blocking signal D6 1 Heating circuit pump st...

Page 57: ...nstant temperature control units F5 0 No boiler circuit pump run on time F5 1 to F5 20 Run on time of the boiler circuit pump adjustable from 1 to 20 min F6 25 In Only DHW mode the boiler circuit pump is constantly on only for constant temperature control units F6 0 In Only DHW mode the boiler cir cuit pump is constantly off F6 1 to F6 24 In Only DHW mode the boiler cir cuit pump is started 1 to 2...

Page 58: ... standard room temperature only for weath er compensated control units FA 0 to FA 50 Temperature increase adjustable from 0 to 50 FB 30 Duration for increasing the set boil er water or flow temperature see coding address FA 60 min only for weather compensated control units FB 0 to FB 150 Duration adjustable from 0 to 300 min 1 step 2 min Code 2 Heating circuit 1 heating circuit 2 heating cont 5792...

Page 59: ...her compensated control unit into a constant temperature control unit Diagnosis weather compensated control unit Calling up operating data Operating data can be called up in 6 areas See Diagnosis in the service menu overview Operating data on heating circuits with mixer or solar thermal systems can only be called up if such compo nents are installed in the system For further information on operati...

Page 60: ...tails for calibration 0 Software ver sion AM1 ex tension Software ver sion EA1 exten sion 0 No EA1 6 0 0 0 0 0 0 7 LON Subnet address system num ber LON Node address 0 0 8 LON SBVT config uration LON Software ver sion commu nication cop rocessor LON Neuron chip software version Number of LON subscribers 9 Heating circuit A1 HC1 Heating circuit M2 HC2 Heating circuit M3 HC3 Remote con trol 0 None 1...

Page 61: ... at internal extension enabled AM1 output 1 ON Output A1 at AM1 extension active AM1 output 2 ON Output A2 at AM1 extension active EA1 output 1 ON Contact P S at plug aBJ of EA1 extension closed Solar circuit pump ON Solar circuit pump output sF on solar control module SM1 active Solar circ pmp min ON Solar circuit pump output on solar control module SM1 switched to minimum speed Solar circ pmp ma...

Page 62: ... unit Software version LON cascade communication module F 1 Code 53 setting Internal details for calibration AM1 extension F 2 Software ver sion Output A1 config uration value corre sponds to code 33 setting Output A1 switching state 0 OFF 1 ON Output A2 con figuration value corre sponds to code 34 setting Output A2 switch ing state 0 OFF 1 ON EA1 extension F 3 Output 157 con figuration value corr...

Page 63: ...wn on display Explanation 0 All actuators are off 1 Burner operated at minimum output circulation pump is started 2 Burner operated at maximum output circulation pump is started 3 Output sÖ active boiler circuit pump 10 Internal extension output active 15 Solar circuit pump output sF on solar control module SM1 active 16 Solar circuit pump output on solar control module SM1 switched to minimum spe...

Page 64: ...ault history The 10 most recent faults including those remedied are saved and can be called up Faults are sorted by date 1 Press OK and å simultaneously for approx 4 s 2 Fault history 3 Display Deleting the fault history 1 Press OK and å simultaneously for approx 4 s 2 Fault history 3 Delete Constant temperature control unit In the event of a fault red fault indicator A flashes The 2 digit fault c...

Page 65: ...mperature sensor see page 77 18 Regulates as if the outside temperature were 0 C Lead break outside tem perature sensor Check outside temperature sensor see page 77 19 Regulates as if the outside temperature were 0 C Communication interrup tion wireless outside tem perature sensor Check wireless connection place wireless outside temperature sen sor close to the wireless base sta tion Forget outsid...

Page 66: ...olar control module or sensor on the Vitosolic 98 Control mode Lead break temperature sensor Check sensor on solar control module 99 Control mode Lead break temperature sensor aÖ Check sensor aÖ on solar control module 9A No solar DHW heating Lead break collector tem perature sensor Check temperature sensor on solar control module or sensor on the Vitosolic 9B Control mode Lead break cylinder tem ...

Page 67: ...ace remote control close to the boiler BD Control mode without remote control Communication error Vitotrol remote control heating circuit 2 with mix er Check connections cable and cod ing address A0 in the Heating circuit group and the remote con trol settings For wireless remote control units Check connection place remote control close to the boiler BE Control mode without remote control Communic...

Page 68: ...mote control settings DF Control mode without room influence Lead break room temper ature sensor heating cir cuit 3 with mixer Check room temperature sensor for heating circuit 3 and the remote control settings E0 Control mode External LON subscriber error Check connections and LON sub scribers E1 Burner in a fault state Ionisation current too high during calibration Check gap between ionisation e...

Page 69: ...s replace the coding card and press reset button R EB Burner in a fault state Repeated flame loss dur ing calibration Check gap between ionisation electrode and burner gauze as sembly see page 21 Check flue system remove flue gas recirculation if required Press reset button R EC Burner in a fault state Parameter error during calibration Press reset button R or Replace coding card and then press re...

Page 70: ...necting cable Press reset button R F6 Burner in a fault state Temperature values of the boiler water temperature sensors vary too widely from one another Replace the boiler water tempera ture sensors F9 Burner in a fault state Fan speed too low during burner start Check the fan Check the fan con necting cables Check the fan pow er supply Check the fan control Press reset button R FA Burner in a fa...

Page 71: ...em flow temperature sensor Check the low loss header sensor 28 Regulates without flow tem perature sensor low loss header Lead break system flow temperature sensor Check the low loss header sensor If no low loss header sensor is connected set code 52 0 30 Burner blocked Short circuit boiler water temperature sensor Check boiler water temperature sensor see page 78 38 Burner blocked Lead break boil...

Page 72: ...ar circuit Acknowledge fault mes sage 9F Control mode Solar control module or Vitosolic fault Replace solar control module or Vitosolic A3 Burner blocked Flue gas temperature sen sor incorrectly positioned Fit flue gas temperature sensor correctly See page 79 A4 Control mode Max system pressure ex ceeded Check system pressure Max 3 bar 0 3 MPa Check the function and sizing of the diaphragm expansi...

Page 73: ...ication error EA1 extension Check connections C2 Control mode Communication error so lar control module or Vitosolic Check solar control module or Vitosolic C3 Control mode Communication error AM1 Check connections CF Control mode Communication error LON communication mod ule Replace LON communication mod ule D6 Control mode Input DE1 at EA1 exten sion reports a fault Remedy fault at appliance con...

Page 74: ...r supply fault Replace control unit E5 Burner blocked Flame amplifier fault Replace control unit E7 Burner in a fault state Ionisation current too low during calibration Check ionisation electrode for the following Distance to burner gauze assem bly see page 21 Contamination on electrode Connecting cable and plug in connections Check flue system remove flue gas recirculation if required Press rese...

Page 75: ...e is lost immediately after it has built during safety time Check gas supply gas pressure and gas flow switch Check balanced flue system for flue gas recirculation Check ionisation electrode replace if required Distance to burner gauze assem bly see page 21 Contamination on electrode Press reset button R F0 Burner blocked Internal fault Replace control unit F1 Burner in a fault state Flue gas temp...

Page 76: ...ional fault b7 is displayed Coding card missing Insert coding card Press reset button R Replace control unit if fault per sists FD Burner in a fault state Burner control unit fault Check ignition electrodes and con necting cables Check whether a strong interference EMC field ex ists near the appliance Press reset button R Replace control unit if fault per sists FE Burner blocked or in a fault stat...

Page 77: ... of the outside temperature sensor across terminals X3 1 and X3 2 on the disconnected plug Compare with the curve 5 If the results are very different from the curve dis connect the wires from the sensor Repeat the test directly on the sensor 6 Depending on the result replace the lead or the outside temperature sensor Maintenance Checking the outside temperature sensor 5792 925 GB Maintenance ...

Page 78: ... 0 6 0 8 2 4 6 8 20 Resistance in kΩ Fig 34 Sensor type NTC 10 kΩ 3 In the event of severe deviation replace the sensor Checking the boiler water temperature sensor Note The boiler water temperature sensor is a dual sensor A Fig 35 1 Boiler water temperature sensor Pull plug and measure the resistance Maintenance Checking the cylinder temperature sensor 5792 925 GB Maintenance ...

Page 79: ...e deviation replace the sensor Checking the flue gas temperature sensor Note The boiler water temperature sensor is a dual sensor The flue gas temperature sensor locks out the boiler if the permissible flue gas temperature is exceeded After the flue system has cooled down press reset button R to cancel the lock Maintenance Checking the boiler water temperature sensor cont 5792 925 GB Maintenance ...

Page 80: ... 4 0 6 0 8 2 4 6 8 20 Resistance in kΩ Fig 38 Sensor type NTC 10 kΩ 2 Check the sensor resistance and compare it with the curve 3 In the event of severe deviation replace the sensor Checking the fuse Note Switch OFF the power supply Maintenance Checking the flue gas temperature sensor cont 5792 925 GB Maintenance ...

Page 81: ...the rotational direction of the mixer motor After being switched on the boiler implements a self test During this the mixer is opened and closed again Note The mixer motor can also be started via the actuator test see chapter Checking outputs Observe the rotational direction of the mixer motor dur ing its self test Then manually set the mixer back to Open The flow temperature sensor must now captu...

Page 82: ... flow temperature sensor 10 1 10 30 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in kΩ Fig 41 Sensor type NTC 10 kΩ 1 Disconnect plug flow temperature sensor 2 Check the sensor resistance and compare it to the curve In the event of severe deviation replace the sensor Checking the Vitotronic 200 H accessories The Vitotronic 200 H is connected to the control unit via the LON cable...

Page 83: ...of the individual part within the assembly from this parts list B A C D E G H F C D E F A Type plate B Thermal insulation assembly C Control unit assembly D Programming unit assembly E Burner assembly F Boiler assembly G Miscellaneous H Boiler fixings twin boilers only Parts lists Overview of assemblies 5792 925 GB Components ...

Page 84: ...84 0021 0016 0017 0020 0017 0015 0016 0014 0008 0009 0004 0003 0008 0010 0002 0007 0011 0012 0001 0006 0005 0013 0018 0019 Fig 42 Parts lists Thermal insulation assembly 5792 925 GB Components ...

Page 85: ...al insulation mat centre back 0007 Thermal insulation mat bottom back 0008 Fixing rail 0009 Side panel left 0010 Side panel right 0011 Back panel bottom 0012 Back panel top 0013 Shield panel 0014 Control panel 0015 Front panel 0016 Viessmann logo 0017 Vitocrossal 100 logo 0018 Top panel front 0019 Top panel back 0020 Front cover 0021 Fixings Parts lists Thermal insulation assembly cont 5792 925 GB...

Page 86: ...5 0020 0023 0008 0010 0009 0008 0007 0006 0005 0002 0003 0004 0001 0011 0012 0013 0013 0019 0018 0022 0001 0005 0006 0007 0002 0003 0004 0016 0017 0016 0017 Fig 43 Parts lists Twin boiler thermal insulation assembly 5792 925 GB Components ...

Page 87: ...ixing rail 0009 Side panel left 0010 Side panel right 0011 Twin boiler back panel bottom 0012 Twin boiler back panel top 0013 Shield panel 0014 Control panel 0015 Twin boiler front panel left 0016 Viessmann logo 0017 Vitocrossal 100 logo 0018 Twin boiler top panel front 0019 Twin boiler top panel back 0020 Twin boiler front panel right 0021 Twin boiler front cover 0022 Tie bar 0023 Cascade fixing ...

Page 88: ... 0002 0003 0004 0005 0006 0007 0008 0009 0010 0011 0006 0003 0002 0008 0010 0009 0004 0005 0006 0005 0002 0008 0007 0012 0005 0012 0005 Fig 44 Parts lists Boiler assembly boilers up to 160 kW 5792 925 GB Components ...

Page 89: ...04 Swivel castor 0005 Adjustable foot 0006 Wheel 0007 Boiler flue connection 0008 NTC temperature sensor 0009 Trap 0010 Retaining bracket 0011 Cover with pressure seal 0012 Locking bracket Parts lists Boiler assembly boilers up to 160 kW cont 5792 925 GB Components ...

Page 90: ...0001 0004 0005 0006 0007 0008 0009 0010 0011 0012 0009 0005 0008 0010 0007 0006 0006 0005 0005 0005 0004 0008 0011 0012 Fig 45 Parts lists Boiler assembly boilers from 200 to 318 kW 5792 925 GB Components ...

Page 91: ...Adjustable foot 0006 Wheel 0007 Boiler flue connection 0008 NTC temperature sensor 0009 Trap 0010 Retaining bracket 0011 Cover with pressure seal 0012 Locking bracket Parts lists Boiler assembly boilers from 200 to 318 kW cont 5792 925 GB Components ...

Page 92: ...004 0003 0002 0013 0016 0016 0012 0016 0009 0007 0002 0015 0016 0017 0014 0011 0010 0008 0007 0006 0005 0004 0003 0002 0001 0009 0009 0020 0019 0018 0019 Fig 46 Parts lists Burner assembly burners up to 80 kW 5792 925 GB Components ...

Page 93: ... 0008 Ionisation electrode 0009 Ionisation electrode gasket 0010 Ignition unit 0011 Gas train 0012 Gas nozzle 06 black 0013 Gasket A 21 x 30 x 2 5 pce 0014 Radial fan 0015 O ring 0016 Gasket set A 16 x 24 x 2 5 pce 0017 Gas distributor 0018 Combustion chamber pressure limiter 0019 Combustion chamber pressure limiter connection hose 0020 Hose nozzle with gasket Parts lists Burner assembly burners u...

Page 94: ...012 0008 0007 0003 0002 0009 0007 0002 0007 0002 0016 0011 0017 0015 0014 0010 0007 0006 0009 0005 0004 0003 0002 0001 0009 0004 0019 0020 0019 0018 Fig 47 Parts lists Burner assembly burners 120 160 kW 5792 925 GB Components ...

Page 95: ...ation electrode 0009 Ionisation electrode gasket 0010 Ignition unit 0011 Gas train CES25 0012 Gas nozzle 02 natural 120 160kW CES25 0013 Gasket set 0014 Gas fan 0015 Gasket burner door flange 0016 Connection pipe 0017 Gasket connecting flange 0018 Combustion chamber pressure limiter 0019 Combustion chamber pressure limiter connection hose 0020 Hose nozzle with gasket Parts lists Burner assembly bu...

Page 96: ...0002 0009 0019 0017 0019 0009 0007 0002 0007 0002 0005 0011 0016 0015 0014 0008 0009 0006 0007 0004 0003 0002 0001 0004 0012 0021 0021 0022 0020 0010 Fig 48 Parts lists Burner assembly burners 200 to 318 kW 5792 925 GB Components ...

Page 97: ...0008 Ionisation electrode 0009 Ionisation electrode gasket 0010 Ignition unit 0011 Gas train 0012 Gas nozzle 0014 Venturi mixing pipe VMU400 0015 Gas fan 0016 Gasket 0017 Connecting flange 0018 Gasket set 0019 Gasket connecting flange 0020 Combustion chamber pressure limiter 0021 Combustion chamber pressure limiter connection hose 0022 Hose nozzle with gasket Parts lists Burner assembly burners 20...

Page 98: ...98 0010 0008 0006 0003 0002 0002 0012 0012 0003 0013 0001 0006 0008 0010 0005 0004 0007 0011 0009 Fig 49 Parts lists Programming unit assembly 5792 925 GB Components ...

Page 99: ...totronic 100 HO1B 0005 Vitotronic 100 0006 PCB SA168 A10 0007 Ribbon cable with cable grommets 0008 Toggle switch OFF 2 pole 0009 Power cable internal 0010 Reset button 0011 Reset button cable 0012 Slider left and right 0013 Cable grommets 10 pce Parts lists Programming unit assembly cont 5792 925 GB Components ...

Page 100: ...010 0009 0007 0004 0006 0015 0015 0008 0013 0003 0009 0026 0005 0010 0004 0014 0006 0001 0012 0011 0027 0017 0016 0025 0024 0023 0022 0021 0020 0019 0018 Fig 50 Parts lists Control unit assembly 5792 925 GB Components ...

Page 101: ... 0013 Mating plug 0014 LON communication module 0015 PCB adaptor 0016 LON cable 0017 LON terminator 2 pce 0018 Cable harness X8 0019 Cable harness X9 modulation coil s and combustion chamber pressure limiter 0020 Ionisation cable harness 0021 Fan connecting cable 0022 Ignition transformer connecting cable 54 0023 Gas valve connecting cable 35 0024 Cable harness connection extension X7 0025 Power c...

Page 102: ... not shown Pos Part 0002 Touch up spray paint Vitosilver 150 ml can 0003 Touch up paint stick Vitosilver 0004 Installation instructions 0005 Service instructions Parts lists Miscellaneous 5792 925 GB Components ...

Page 103: ...rature DHW heating The burner and the circulation pump for cylinder heat ing are started if the cylinder temperature during the cylinder enable time lies 2 5 K below the set cylinder temperature In the delivered condition the set boiler water temper ature is 20 K higher than the set cylinder temperature adjustable via coding address 60 If the actual cylin der temperature exceeds the set cylinder t...

Page 104: ...d via coding address 53 in the General group Central fault message code 53 0 DHW circulation pump code 53 1 only for weather compensated operation Connect DHW circulation pumps with standalone functions directly to the 230 V supply An external safety valve can be linked to connection gD lH Power supply for accessories and Vitotrol 100 Function description Internal extensions 5792 925 GB Functions ...

Page 105: ...ddress 53 in the General group Central fault message code 53 0 DHW circulation pump code 53 1 only for weather compensated operation Connect DHW circulation pumps with standalone functions directly to the 230 V supply An extractor fan can be switched off via connection aBJ when the burner starts lH Power supply for accessories and Vitotrol 100 Function description Internal extensions cont 5792 925...

Page 106: ...heating DHW circulation pump only for weather compensa ted control units Connect DHW circulation pumps with standalone functions directly to the 230 V supply Select the output functions via the codes on the boiler control unit Function assignment Function Code General group Output A1 Output A2 DHW circulation pump sK 33 0 34 0 delivered condition Heating circuit pump sÖ 33 1 delivered condition 34...

Page 107: ...ta inputs DE1 to DE3 The following functions can alternatively be connected External operating program changeover for one heating circuit each External blocking External blocking with fault message input External demand with minimum boiler water temper ature Fault message input Brief operation of the DHW circulation pump The hooked up contacts must correspond to safety category II Function descrip...

Page 108: ... circulation pump runtime for brief operation The runtime is set in code 3d Analogue input 0 10 V The 0 10 V hook up provides an additional set boiler water temperature 0 1 V is taken as No specification for set boiler water temperature 1 V Set value 10 C 10 V Set value 100 C Output aBJ The following functions can be connected to output aBJ Feed pump to substation or DHW circulation pump or Fault ...

Page 109: ...n selected in coding address F2 External blocking When the contact is closed the burner is switched off The heating circuit pump and if installed circulation pump for cylinder heating are switched according to the set codes The external connection is switched via a floating con tact Connection options Plug lH EA1 extension accessories Plug lH The function is selected via code 4b 2 in the Gen eral ...

Page 110: ...ct on the circulation pump for cylinder heat ing is selected with code 5F in the DHW 3 group The effect on the relevant heating circuit pump is selected with code d7 in the Heating circuit group The minimum set boiler water temperature for exter nal demand is selected in coding address 9b Screed drying The screed drying function enables screeds to be dried For this observe the screed manufacturer ...

Page 111: ...ys 50 40 30 20 10 1 5 10 15 20 25 30 Fig 57 Temperature profile 3 Code F1 3 Flow temperature C Days 50 40 30 20 10 1 5 10 15 20 25 30 Fig 58 Temperature profile 4 Code F1 4 Flow temperature C Days 50 40 30 20 10 1 5 10 15 20 25 30 Fig 59 Temperature profile 5 Code F1 5 Flow temperature C 1 5 10 15 20 25 30 Days 50 40 30 20 10 Fig 60 Function description Control functions cont 5792 925 GB Functions...

Page 112: ...ration at reduced room temperature the reduced set room temperature can be automatically raised subject to the outside temperature The temper ature is raised in accordance with the selected heating curve and no higher than the standard set room tem perature The outside temperature limits for the start and end of the temperature raising can be adjusted via coding addresses F8 and F9 Function descri...

Page 113: ...ed room tem perature Reducing the heat up time During the transition from operation with reduced room temperature to operation with standard room tempera ture the boiler water or flow temperature is raised in accordance with the selected heating curve The boiler water or flow temperature increase can be automati cally raised The value and duration of the additional increase of the set boiler water...

Page 114: ...ating circuit assignment must be configured when commissioning the Vitotrol Heating circuit Vitotrol configuration 200 A 200 RF 300 A 300 RF The remote control affects the heating circuit without mixer A1 H 1 HC 1 The remote control affects the heating circuit with mixer M2 H 2 HC 2 The remote control affects the heating circuit with mixer M3 H 3 HC 3 One heating circuit can be assigned to the Vit...

Page 115: ...sing the actual values The correlation between CO2 or O2 content and air ratio λ is shown in the following table Air ratio λ CO2 O2 content Air ratio λ O2 content CO2 content for nat ural gas E CO2 content for natu ral gas LL 1 20 3 8 9 6 9 2 1 24 4 4 9 2 9 1 1 27 4 9 9 0 8 9 1 30 5 3 8 7 8 6 1 34 5 7 8 5 8 4 1 37 6 1 8 3 8 2 1 40 6 5 8 1 8 0 1 44 6 9 7 8 7 7 1 48 7 3 7 6 7 5 To achieve optimum co...

Page 116: ... Cylinder temperature sensor sÖ Boiler circuit pump or butterfly valve with return spring sA Circulation pump either Circulation pump for cylinder heating External heating circuit pump DHW circulation pump Code 39 Connection and wiring diagram Connection and wiring diagram 5792 925 GB Appendix ...

Page 117: ... A remote control unit Mixer extension kit Solar control module type SM1 EA1 extension Wireless base station AM1 extension a Ö Fan motor 0 10 V A1 Main PCB A3 Coding card A4 ON OFF switch A5 Programming unit A6 Connection adaptor with Optolink A7 Connection adaptor A8 LON communication module accessories A9 Reset A10 Connection extension A11 Output extension Connection and wiring diagram Connectio...

Page 118: ...B A11 Output extension SA 169 A4 ON OFF switch sÖ Boiler circuit pump or butterfly valve with return spring fÖ Power supply a Ö Fan motor Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 119: ...119 Up to 80 kW Fig 67 Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 120: ... sensor Cylinder temperature sensor sÖ Boiler circuit pump or butterfly valve with return spring sA Circulation pump either Circulation pump for cylinder heating External heating circuit pump DHW circulation pump Code 39 Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 121: ...rol 200 A or 300 A remote control Vitocom 100 type GSM Mixer extension kit Solar control module type SM1 EA1 extension Wireless base station AM1 extension A1 Main PCB A2 Switching mode power supply in main PCB A3 Coding card A4 ON OFF switch A5 Programming unit A6 Connection adaptor with Optolink A7 Connection adaptor A8 LON communication module accessories A9 Reset A10 Connection extension SA 100...

Page 122: ...or aA Ionisation electrode aG Flue gas temperature sensor gF Ignition unit a Ö Fan motor a ÖA Fan motor control a Ö a ÖA Modulation coil X9 8 9 Combustion chamber pressure limiter Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 123: ...ensor aA Ionisation electrode aG Flue gas temperature sensor gF Ignition unit a Ö Fan motor a ÖA Fan motor control a Ö Modulation coil X9 8 9 Combustion chamber pressure limiter Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 124: ...ensor aA Ionisation electrode aG Flue gas temperature sensor gF Ignition unit a Ö Fan motor a ÖA Fan motor control a Ö Modulation coil X9 8 9 Combustion chamber pressure limiter Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...

Page 125: ... only with multi boiler system Rated voltage 230 V Rated current Max 2 1 A sA Circulation pump for cylinder heating B Rated voltage 230 V Rated current Max 2 1 A sK DHW circulation pump accessories Rated voltage 230 V Rated current Max 2 1 A fÖ Power supply on output extension SA 169 Connection and wiring diagram External connection diagram 5792 925 GB Appendix ...

Page 126: ...g output apply the requirements of the next higher category of total heating output in accordance with the table In multi boiler systems apply the output of the smallest boiler In the case of severe overshoot 50 l kW soften the water down to a total of alkaline earths of 0 02 mol m3 Operating information During expansion or repair work only drain the pipe work sections necessary Check clean and ac...

Page 127: ...nder all operating conditions and at all points in the heating system including the intake side of the pump the pressure must be higher than atmos pheric pressure Check the pre charge pressure of the expansion vessel at least during the annual service Avoid the use of permeable components e g permea ble plastic pipes in underfloor heating systems Pro vide system separation if such components are n...

Page 128: ...ic pressure mbar kPa 30 3 0 Supply pressure flow pres sure For natural gas E mbar kPa 17 25 1 7 2 5 For natural gas L mbar kPa 20 30 2 3 Tick gas type Carbon dioxide content CO2 For natural gas E and L At lower heating output by vol 7 2 9 2 At upper heating output by vol 7 7 9 2 Oxygen content O2 At lower heating output by vol 4 4 7 9 At upper heating output by vol 4 4 6 9 Commissioning service re...

Page 129: ... values Set value Commissioning Maintenance service Carbon monoxide content CO At lower heating output ppm 60 At upper heating output ppm 100 Commissioning service reports Settings and test values cont 5792 925 GB Appendix ...

Page 130: ...s Length handling dimension 2 mm 660 450 780 570 780 570 900 900 1010 1010 Width mm 680 680 680 680 680 680 680 Height mm 1459 1459 1459 1459 1459 1459 1459 Overall dimensions without boiler flue connection Length g mm 745 875 875 980 980 1090 1090 Width c mm 750 750 750 750 750 750 750 Height a mm 1500 1500 1500 1500 1500 1500 1500 Foundation dimensions Length mm 750 850 850 1000 1000 1100 1100 W...

Page 131: ...EV Standard seasonal efficien cy to DIN For heating system tempera ture 40 30 C Up to 98 Hs gross cv 109 Hi net cv For heating system tempera ture 75 60 C Up to 96 Hs gross cv 106 Hi net cv Standby loss qB 70 0 6 0 5 0 3 0 6 0 6 0 6 0 6 NOx NOx class 6 56 mg kWh Twin boiler specification Rated heating output kW 240 320 400 480 560 636 Twin boiler comprises 2 boilers each with kW 120 160 200 240 28...

Page 132: ...8 29 29 26 5 26 5 Type Modulating Dimensions Width a mm 463 426 426 463 463 463 463 Length b mm 442 481 481 655 655 731 731 Height c mm 400 273 273 356 356 356 356 Weight Burner with combination valve kg 10 11 11 15 15 15 15 Gas supply pressure G20 G25 mbar 20 25 kPa 2 2 5 Gas connection R 1 1 1 1 1 1 1 Supply values relative to the max load with Natural gas E G20 Partial load Full load m3 h 1 6 7...

Page 133: ... not part of ordi nary household waste For decommissioning the system isolate the system from the power supply and allow components to cool down where appropriate All components must be disposed of correctly Shutdown and disposal Final decommissioning and disposal 5792 925 GB Appendix ...

Page 134: ...13 7 EU Regulation Energy Efficiency Label 813 2013 EU Regulation Energy Efficiency Requirements Applied standards EN 298 2012 EN 15502 1 2012 A1 2015 EN 15502 2 1 2012 EN 15502 2 2 2014 EN 55014 1 2006 A1 2009 A2 2011 EN 60335 1 2012 AC 2014 EN 60335 2 102 2016 EN 60730 1 2016 EN 60730 2 5 2015 EN 60730 2 9 2010 EN 61000 3 2 2014 EN 61000 3 3 2013 EN 62233 2008 AC 2008 In accordance with the list...

Page 135: ...Vitocrossal 100 complies with the NOx limits specified by the 1st BImSchV paragraph 6 Germany Allendorf 2 January 2017 Viessmann Werke GmbH Co KG Authorised signatory Manfred Sommer Certificates Manufacturer s certificate according to the 1st BImSchV Germany 5792 925 GB Appendix ...

Page 136: ...ata 61 Service menu 61 Control unit Connection to LON 29 Matching 28 Parts 100 Control unit for constant temperature Relay test 63 Control unit for weather compensated operation Calling up operating data 59 Relay test 61 Service menu 59 Cylinder temperature sensor 78 D Date setting 10 Disposal 133 E Electronic combustion controller 115 Expansion vessel 25 Extension AM1 106 EA1 107 Internal H1 104 ...

Page 137: ... Checking 9 R Reduced room temperature Raising 112 Reduced set room temperature 29 Reducing heat up output 112 Reducing heat up time 113 Relay test 61 63 Remote control 114 Removing a fault display 64 Report 128 Fill and top up water 128 Settings test values 128 Rotational direction mixer motor Changing 82 Checking 81 S Screed drying 110 Service level call up 59 61 Service menu Constant temperatur...

Page 138: ...138 5792 925 GB ...

Page 139: ...139 5792 925 GB ...

Page 140: ...00 7571801 7648963 7649298 7649303 7649304 7649305 7649306 Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 5792 925 GB Subject to technical modifications ...

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