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23 

Button of manual operation - actuation of the boiler to the preselected temperature 60 °C, all pumps run, the 

mixer is not controlled - a symbol will displayed on the display 

Button Sweeper - at a short press of the button, the boiler will go to the emission measuring mode. This button 
serves for authorized service technician. 

Switch of operation modes for heating circuits 

 - running according to the preselected time mode (a transition to the summer mode on the basis of outdoor 

temperature is active) 

 - continuous running to the nominal required temperature 

 - continuous running to the dumping required temperature 

 - keeping the anti-frost required space temperature 

Display 

Information button - information of the actual state of the boiler, heating circuits, HW and error messages. 

 

8.2.1 

Energy saving 

 

Use automatic mode. 

 

Set the required comfort temperature. 

 

Use a time program. 

 
The main rule is to remain a type of operation in the Automat mode: In this type of operation the regulator monitors 
heating for optimal heat consumption (for example: transition summer/winter). 
Or you can individually adjust a type of operation to the anti-frost, permanent dumping, comfort, in dependence on 
your needs.  

 

Set a comfort temperature, which has to be maintained during the period of using the room, thus during the period 
which is set in the time program. 

 

Use  a  time  program  to  set  the  period,  when  a  comfort  temperature  has  to  be  maintained,  and  out  of  the  comfort 
temperature the regulator  will heat to the dumping temperature.  Setting the time program should comply  with  an 
occupation of the room or the night dumping. The time program is only used in the Automatic type of operation. 
 
Hot water heating... 

Setting a type of operation, temperature and a time program for HW heating is 
the same as the setting for heating. 

 

8.3 

Review of settings 

The tables displays all user-accessible settings. 
 
Time and date 

Parameter 

Function 

Production settings 

Min. 

Max. 

Units 

Time 

---- 

00:00 

23:59 

hh:mm 

Date 

---- 

01.01. 

31.12 

dd:MM 

The start of the summer time 

25.03. 

01.01. 

31.12. 

dd:MM 

The end of the summer time 

25.10. 

01.01. 

31.12. 

dd:MM 

 
The actual date and time has to be set by reason of a correct function of the time programs of the heating circuits 
and hot water. 
 
Time program TO1 

Parameter 

Function 

Production settings 

Min. 

Max. 

Units 

500 

Preselection 

Mo-Su 

00:00 

24:00 

hh:mm 

501 

Mo-Su: 1. Phase on 

6:00 

00:00 

24:00 

hh:mm 

502 

Mo-Su: 1. Phase off 

22:00 

00:00 

24:00 

hh:mm 

503 

Mo-Su: 2. Phase on 

24:00 

00:00 

24:00 

hh:mm 

504 

Mo-Su: 2. Phase off 

24:00 

00:00 

24:00 

hh:mm 

505 

Mo-Su: 3. Phase on 

24:00 

00:00 

24:00 

hh:mm 

506 

Mo-Su: 3. Phase off 

24:00 

00:00 

24:00 

hh:mm 

516 

Standard values 

Su 

 

 

 

 
1. (2, 3) Phase on  

the start of the heating phase to the selected comfort temperature. 

1. (2, 3) Phase off 

the end of the heating phase to the selected comfort temperature and the transition to the 
dumping temperature. 

Standard values 

reset of the time program to the production values 

Summary of Contents for VIADRUS K 5

Page 1: ...1 VIADRUS K 5 Manual for boiler operation and installation GB_2016_42 GB_2016_47 ...

Page 2: ...7 5 Fume extraction system 14 7 6 Fume extraction system example of a correct connection of the flue gas ducting and the air suction 16 7 7 Fume extraction system example of an incorrect connection of the flue gas ducting and the air suction16 7 8 Connection of the system STARR D80 and FLEX 80 16 7 9 Connection of the system LIK 60 100 19 7 11 Commissioning the boiler 21 7 12 Instructions before c...

Page 3: ...uction of the boiler VIADRUS K5 from natural gas to propane and contrariwise The fume extraction system from company ALMEVA is approved for the boiler In case of using of the fume extraction system for the condensing boilers of other manufacturers it is necessary to use a system of the same parameters as for the approved type of the fume extraction system 2 Usage and advantages of the boiler The c...

Page 4: ...of fuel G20 mbar 20 Noice level dB 55 Boiler connection heating water output Js 3 4 return heating water input Js 3 4 input of cold water into the heater CW Js 1 2 output of heated up water from the heater HW Js 1 2 input for hot water circulation HWc it is plugged in the production plant Js 1 2 condensate exhaust mm Ø 16 safety valve outlet Js 3 4 gas inlet Js 3 4 Connecting voltage 1 N PE 230 VA...

Page 5: ...perature mode ƞ4 102 At 30 of nominal heating power and low temperature mode P1 4 kW At 30 of nominal heating power and low temperature mode ƞ1 110 7 Auxiliary electric energy consumption Other items At full load elmax 0 069 kW Heat loss in standby mode Pstby 0 093 kW At partial load elmin 0 030 kW Electric energy consumption of the igniting burner Pign kW In standby mode PSB 0 003 kW Emission of ...

Page 6: ... fume extraction system DN60 Fig 1 Boiler assembly The base of the structure is a silumin heat exchanger Furesoro 3 produced by Dejatech This boiler is also equipped with a premix burner Combustion mixture is mixed in the mixer with the preliminary defined proportion of air and gas in the whole power range Air is mixed with gas in the mixer before the modulating fan and the mixture is afterward co...

Page 7: ...ximum permissible temperature C 95 Maximum permissible pressure bar 6 Heat exchanger area m 2 0 7 heat exchanger volume l 3 8 Power kW 23 5 Dimensions Device height L 990 Tank dimensions without insulation Ø 400 Tank dimensions with insulation mm 455x455 Insulation from soft polyurethane foam mm 30 Connections Cold water hot water R 3 4 Circulation R 3 4 Central heating circulation the supply the ...

Page 8: ... of electric devices General regulations ČSN 33 2000 7 703 ed 2 Electric installation of buildings Part 7 703 Special equipment and equipment in special objects Rooms and cabins with sauna stoves ČSN 33 2130 ed 3 Low voltage electric installation Inside electric distributions ČSN 33 2180 Electric technical regulations ČSN Connection of electric devices and consumers ČSN 34 0350 ed 2 Safety require...

Page 9: ...oiler placement with regard of fire fighting regulations Safety distance from flammable materials during installation and at operation of the boiler it is necessary to observe a safety distance 200 mm from flammable materials with the combustibility grade A1 A2 B and C D for lightly combustible materials with the combustibility grade E F which quickly burn and burn themselves even after removal of...

Page 10: ... the basic price of the boiler 6 4 Boiler mounting According to the marked outlets the boiler is connected to the heating system including hot water and the gas distribution according to fig No 6 Connection of the condensate exhaust has to comply with legal norms ČSN and EN Further the flue gases exhaust is connected according to the project Fig 4 Connection dimensions Fig 5 Bottom view of the boi...

Page 11: ...ture sensor input B9 External temperature sensor B38 HW temperature sensor input BTr Room thermostat E1 Kindling electrode E2 Monitoring electrode MV1 Fan MV1 Fan PS1 Water pressure sensor Q1 Pump X1a Power supply connector 230В X1b Three way valve and selected output connector X1f Fan and pump power supply connector X2 Protective thermostat connector X4 Temperature sensors and Reset button connec...

Page 12: ...ector 230В X1b Three way valve and selected output connector X1f Fan and pump power supply connector X2 Kindling transformer and gas valve connector X4 Temperature sensors and Reset button connector X5a Selected inputs connector X6a Selected inputs connector X7a Connection of room devices QAA 74 75 X8 PWM fan control connector X10a PWM 1 10В outputs connector X11 Connector for connection of OCI 34...

Page 13: ...he heating system please only add it to the cooled boiler in order to prevent bursting the section During filling up water into the boiler the system has to be disconnected from the electric power supply network The air relief valve on the boiler and on the heating system has to be opened and has to be workable Adjust the expansion tank to the pressure by 10 kPa 0 1 bar higher than the pressure re...

Page 14: ...performed so that it doesn t prevent from smooth drain of condensate The condensate exhaust system if installed mustn t be modified or blocked 7 5 Fume extraction system According to the method of flue gases exhaust and supply of combustion air the boiler is in design C It means a closed consumer which uses combustion air from the external space or from a common well and from which the flue gases ...

Page 15: ...l draught The boiler in design C which by its pipeline with possibility of using a reducer is connected to the common well The outfalls of these pipelines either are concentrated or are mutually placed so close to each other that they are a subject of the same atmosphere conditions The boiler has to be installed with the shortest length of the pipeline for supplying combustion air and for exhausti...

Page 16: ...ncluding theirs lengths shall be performed by a designer in the technical documentation on the basis of the project supporting documents VIADRUS Remark Number of components for separate types of designs depends on the placement of the boiler 7 6 Fume extraction system example of a correct connection of the flue gas ducting and the air suction Fig 10 7 7 Fume extraction system example of an incorre...

Page 17: ...ction Revision elbow 87 Boiler reducer centric Elbow 45 Foot elbow 87 with anchorage Revision T piece Revision T piece Revision T piece with drain Pipe with orifice Pipe with orifice Anti raining packing End pipe without orifice Universal distance bushing LIB pipe part with rim Revision T piece with drain and with changing direction Siphon Long John for overpressure ...

Page 18: ...ex Flexibile hose Anti raining packing End pipe without orifice End plastic head starr complete End pipe flex Revision T piece flex starr Ventilation grid Universal distance bushing End plastic head flex complete Revision T piece with drain and with changing direction flex Version 1 Version 2 Siphon Long John for overpressure Adaptor starr flex 87 ...

Page 19: ...19 7 9 Connection of the system LIK 60 100 1 Flange 60 100 2 Screw M4 x 12 ...

Page 20: ... Chimney plastic head starr complete LIK pipe part with rim Adjustable LIK pipe part with clamp LIK revision T piece with measuring hole LIK revision T piece with drain LIK elbow 45 LIK revision T piece with chaning direction and with measuring hole LIK elbow 87 LIL wall bushing LIK elbow 87 short LIK elbow 87 with measuring hole LIK pipe with orifice LIK measuring part with 2 measuring holes LIK ...

Page 21: ...he name plate Commissioning the boiler may be only performed by organizations nominated for this activity and trained by the manufacturer Minimum pressure in the heating system is 0 8 bar It is necessary to check all shutters and check that no gas escapes Connect the boiler to the electric power supply network Check the gas distribution behind the gas valve Check functionality of the safety valve ...

Page 22: ... plant so that it heats to the adjusted boiler temperature parameter 742 It is commutated by means of a jumper on the input H5 In case of connection of the commutating space device to the input H5 it is necessary to remove the jumper We also recommend using an outdoor sensor by reason of equithermal heating and using time diagrams Further we recommend using a communicating space device according t...

Page 23: ...to set the period when a comfort temperature has to be maintained and out of the comfort temperature the regulator will heat to the dumping temperature Setting the time program should comply with an occupation of the room or the night dumping The time program is only used in the Automatic type of operation Hot water heating Setting a type of operation temperature and a time program for HW heating ...

Page 24: ...on 24 00 00 00 24 00 hh mm 564 Mo Su 2 Phase off 24 00 00 00 24 00 hh mm 565 Mo Su 3 Phase on 24 00 00 00 24 00 hh mm 566 Mo Su 3 Phase off 24 00 00 00 24 00 hh mm 576 Standard values Su Time program 5 Parameter Function Production settings Min Max Units 600 Preselection Mo Su 00 00 24 00 hh mm 601 Mo Su 1 Phase on 6 00 00 00 24 00 hh mm 602 Mo Su 1 Phase off 22 00 00 00 24 00 hh mm 603 Mo Su 2 Ph...

Page 25: ...ed anti frost space temperature Heating curve slope this value means the setting of the heating curve see fig 16 Automatics summer winter the temperature limit for the transition between the summer and the winter mode Req T StartSpaceThermostat temperature to which the boiler will heat in case that no outdoor sensor is used Act req temperature of drying temperature setting for the floor heating dr...

Page 26: ...r sensor Call the service 110 The boiler is overheated the electronic safety thermostat switched off Wait until the equipment is cooled down and switch on it again by pressing the button Reset In case of repeated occurrence of the error contact the service 111 The pump is defect or the thermostatic valves are closed a temperature sensor was initiated Open the thermostatic valves In case of repeate...

Page 27: ...red temperatures Incorrect date and time setting Check and if necessary adjust the setting of the week day time and date The hot water sensor has an insufficient contact with the heater cladding Check and tighten the hot water sensor The three way valve doesn t switch over Check the connection and switching over the three way valve Switching off at a failure See table 6 See table 6 Contact the ser...

Page 28: ...nto the system which is approved by the manufacturer of the anti freeze fluid for this type of the boiler or empty the system to prevent against freezing the heating system and the boiler In case of boilers with exhausting flue gases into the surrounding through the outer wall of the building during strong freezing temperatures it is necessary to check whether condensed water from flue gases is no...

Page 29: ...by a service company with a valid service certificate In case of reclaiming the cladding the customer is obliged to present the packing label of the boiler cladding which is placed on the cardboard box in which the cladding is dispatched The user is obliged to entrust the removal of failures only to a qualified contractual service accredited by the manufacturer of the boiler VIADRUS a s otherwise ...

Page 30: ...30 ...

Page 31: ...tificate for the customer the user The record of performed warranty and after warranty repairs and regular annual checks of the product Record date Performed activity Contractual service organization signature stamp Customer signature ...

Page 32: ...VIADRUS K 5 VIADRUS a s Bezručova 300 E mail CZ 735 81 Bohumín info viadrus cz www viadrus cz ...

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