Warmhaus VIWA 115 Technical & Service Manual Download Page 81

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7.3.1. CASCADE SYSTEM WITH RVS PANEL: 1 HIGH TEMPERATURE ZONE + HOT WATER STROGE TANK SYSTEM

DIAGRAM

INS

TALLA

TION EQUIPMENT

1. Boiler 2. G

as Saf

ety Solenoid V

alv

3. Ball V

alv

4. G

as Filt

5. Vibr

ation Isola

tor

6. C

ondensa

te Siphon and Dr

ainage

Line

7. Check V

alv

8. Boiler (R

eturn) P

ump

. A

oma

tic Air P

ge V

alv

. Sediment-Dirt-

Air Separ

11. Manomet

12. QAD36 S

tem Flo

w Sensor-

Surf

e T

ype

13. Hy

aulic Separ

14. Sediment-Dirt Separ

15. Hea

ting S

tem Flo

w W

ollect

16. Hea

ting S

tem R

eturn W

ollect

. Hea

ting S

tem P

ump

18. Hea

ting S

tem

. Pr

sur

e R

educ

. Hot W

er S

tor

age T

ank

21. Hot W

er S

tor

age T

ank P

ump

22. Hot W

er S

tor

age T

ank Sensor

23. Air Separ

24. Hot W

er S

tor

age T

ank

ecir

cula

tion Cir

cuit

25. R

ecir

cula

tion P

ump

26. Saf

ety V

alv

. Expansion V

sel

28. Filt

. Timer

oom T

hermos

. Boiler Electrical P

anel

31. Outside T

emper

atur

e Sensor (

/10

Outside

Temper

atur

Sensor

2 X 1

.0 mm

Phase C

onnec

tion t

o FX1

OUTLET

1. BOILER

2. BOILER

15. BOILER

Pump cable 3 x 1

.0 mm

Pump cable 3 x 1

.0 mm

Pump HT - Z1

AD36

em Flo

Sensor

-Surf

e T

ype

3 x 1

.0 mm

LINE

COLD W

ATER

COLD W

ATER

Cir

cula

tion Pump Supply Phase

CL+ / CL

- (R

oom Unit C

onnec

tion 2 x 0

5 mm

) CL

- (

5) CL+ (

5) G+ (

Hot W

er S

tor

age T

ank Pump QX3

ecir

cula

tion Pump QX1

Hot W

age

Tank Sensor

2 x 1

.0 mm

Hot Wat

er Stor

age Tank

Recir

culation Cir

cuit

ARIL

S and A

S C

onnec

tion C

able:

S 82.

490 (

40cm) or A

S 82.

491 (100cm)

ding t

o the plac

e of use; Immer

sion t

ype sensor or clamp t

ype sensor can be pr

err

ed.

Summary of Contents for VIWA 115

Page 1: ...CONDENSING BOILERS TECHNICAL SERVICE MANUAL VIWA90 VIWA115 VIWA125 VIWA150 ...

Page 2: ...2 warmhaus com tr Viwa 90 Viwa 115 Viwa 125 Viwa 150 ...

Page 3: ... Valve Boiler Screen 51 5 7 Removal and Maintenance of Burner 52 5 8 Fan Unit 54 5 9 Water Pressure Sensor 54 5 10 PCB Printed Circuit Board HDIMS 50 55 5 11 Gas Valve 56 5 12 Flow and Return NTC Sensors 58 5 13 Safety Limit Thermostat 60 5 14 Flue Gas Exhaust Gas Sensor 61 5 15 Ignition Ionized Transformer 62 5 16 Ignition Electrode 62 CHAPTER 6 INSTALLATION AND SETTINGS OF CASCADE SYSTEM 6 1 Wha...

Page 4: ...lts and security and safety systems would be controlled In cases which you doubt that appliance isn t working correct maintenance should be done in one of the monthly 3 month 6 month or 1 year periods Don t clean the outer coating of the appliance with aggressive and or highly flammable cleaners for example gas oil alcohol etc Appliance s operations such as control repair maintenance part replacem...

Page 5: ...of the appliance s Heating and Domestic Hot Water with gas line c Conformity of the appliance s parameter settings with the system and customer demands d Make sure there is no liquid or flammable material near the boiler e Open gas valve control the all connections durableness and impermeability of burner and exchanger f Make sure that gas type of the boiler is suitable for it to function g Check ...

Page 6: ...ntrolled from the chart of each appliance Impermeability control of the flue Control the discharge of exhaust flue gas and air inlet connections Change the gasket if they are worn out Control of the functions of thermostat sensor and pump Control of system s all thermostat and sensors and module pump three way valve and DHW boiler s proper operation together After the processes of removal and clea...

Page 7: ...d you can save on energy to about 6 with each degree of temperature decrease Ventilation Don t leave windows half open to ventilate the room rooms In that case although there will be no significant improvement in the room air there will be constant heat loss Opening the windows fully for a short period of time results better While ventilating the rooms reduce the thermostatic radiator valves to th...

Page 8: ...s no need for an additional control unit which makes connection easy and communication simple Each boiler can be used as master or slave Perfect Heat Transferer Aconit Burner Perfect heat transferer Aconit burner has specially designed to benefit maximum from exchanger space Thanks to its wide modulation rate and low surface temperature it provides highest performance and lowest NOx emission ...

Page 9: ...ch gives important advantages as more efficient with its higher heat transfer than stainless steel significantly lower and high corrosion resistance gives capacity from 90 kW to 150 kW Multiple Part Management With an external module 4 direct heating circuit and hot water tank or 1 low temperature zone one high temperature zone and one tank circuit can be controlled Compact Dimensions Less Install...

Page 10: ... 13 23 15 38 17 82 21 62 Maximum Heat Output Pn 50 30 oC kW 93 2 118 129 154 5 Minimum Heat Output Pn 50 30 oC kW 16 08 19 04 20 81 25 05 Temperature selection range min max high temperature C 25 80 Temperature selection range min max low temperature C 25 47 Operating Pressure Maximum bar 6 Operating Pressure Minimum bar 0 8 Domestic Hot Water Circuit Temperature adjustment range min max C 20 65 E...

Page 11: ...Figure 2 1 Boiler sizes and connections Viwa 125 Viwa 150 Warmhaus Viwa 125 Viwa 150 1 Heater Return Line 2 Sediment Air Separator Discharge Line 3 Condensing Water Discharge Line 4 Gas Inlet Line 5 Heater Stream Line 6 Cable Outlets 7 Waste Gas Outlet Connection Ø100mm 8 Fresh Air Inlet Connection Ø150 mm 9 Fresh Air Measurement Point 10 Waste Gas Measurement Point 2 1 MEASUREMENTS AND WEIGHT Boi...

Page 12: ...of hermetic boilers sets to be used in the waste gas installation should be original Warmhaus chimney sets and they should be used taking into account sizes and restrictions given in the mounting instructions If different waste gas pipes and or accessories are used other than original Warmhaus waste gas chimney pipes and accessories the boiler will not be started by the Authorized Service and ther...

Page 13: ...d in every 3m and a retaining clamp must be used 1 90 elbow 2 Sealing gasket 3 Sealing gasket 4 Centring wire 5 Exterior chimney pipe 6 Inner wall blind flange 7 Outer wall blind flange 8 Interior chimney pipe 9 60 Sealing gasket 10 Protection cage 11 Flange gasket 12 Flange connecting screws 13 Control measurement stopper 14 Fresh air control cover Figure 2 4 Ø80 125 mm Concentric Chimney Set The...

Page 14: ...th the flange connection screws 11 Two sealing gaskets 2 from the concentric chimney set are placed in the inner pipe slots at both ends of the 90 elbow To group the chimney outlet terminal intertwine the outer wall EPDM gasket with chimney terminal as seen in Figure 2 6 After intertwining the chimney outlet terminal from the outer side of wall and previously opened holes insert the Internal Wall ...

Page 15: ...0 150 Horizontal Flue Set Maximum Flue Distances Lmax 18 m Viwa 90 Lmax 17 m Viwa 115 Lmax 17 m Viwa 125 Lmax 10 m Viwa 150 153 11 660 600042 Ø 100 150 Extension Flue L 500 mm Can be used with Horizontal Flue Set and Vertical Chimney Set 153 11 660 600043 Ø 100 150 Extension Flue L 1000 mm Can be used with Horizontal Flue Set and Vertical Chimney Set 153 11 660 600040 BAL 100 100 Flue Check Valve ...

Page 16: ...and water connection pipes for grounding is dangerous and unacceptable WARMHAUS A S cannot be held responsible for any damage or loss that may occur to a person or property due to the absence of grounding connection of the boiler and the failure of grounding by an authorized electrician to comply with the applicable regulations and standards Also check that the electrical installation meets the ma...

Page 17: ...nge compensate the heating setpoint which had been set by the user interface for the intended zone The heating Set can be found by the climatic curves considering the outside temperature and keeping them inside the ranges values Par 20 and Par 21 INST for zone 1 Par 23 and Par 24 INST for zone 2 Par 26 and Par 27 INST for zone 3 The curve can be selected from a value between 3 and 40 a step of 1 w...

Page 18: ... domestic water and heating installations in order to prevent the accumulation of lime in the heating installation and therefore the erroneous operation of the installation Preventive water treatment procedure for cast aluminium heat exchanger The following descriptions describe the quality of water required for aluminium heat exchangers In order to obtain the required heat transfer the installati...

Page 19: ...es corrosion lime and sludge Protector F1 Protects against corrosion lime and sludge Alphi 11 Prevents freezing and provides protection against corrosion and lime Manufacturer Sentinel www sentinelprotects com X 100 General inhibitor protection X 200 Noise reduct X 300 System cleaner for new installations X 400 System renewing sludge cleaning for old installations X 500 Protective antifreeze and g...

Page 20: ...20 warmhaus com tr 2 13 ELEKTRIK BAĞLANTI ŞEMASI HDIMS 50_ANA KART Figure 2 17 Motherboard Electrical Connection Diagram ...

Page 21: ... M A e u l B L A R T U E N P M U P 1 Z 7 1 k c a l B E V I L E G A T L O V H G I H 1 A T 8 1 19 Z1 PUMP LIVE Brown 20 AUX LIVE Black 21 AUX NEUTRAL Blue 22 GROUND Green Yellow 23 GROUND Green Yellow e u l B L A R T U E N M W 3 W H D 4 2 25 DHW 3 WM NORMALLY CLOSE Brown 26 DHW 3 WM NORMALLY OPEN Black smail B Ta demir R D Mng 16 7 2018 2 WH 17 714 Electrical Diagram Viwa 90 150 commercial boilers B...

Page 22: ...or zone 2 radiator symbol without other symbols indicates set temperature for zone 3 4 Power Bar Indication of the instant power level of the boiler Lit during any type of burner operation First segment only if power is between 0 and 25 First two segments if power is between 25 and 50 First three segments if power is between 50 and 75 All segments if power is between 75 and 100 5 Flame present Sym...

Page 23: ...external probe anti freeze 13 Presence of alternative sources Symbol lit when the alternative sources function is active 14 Chimney sweeping function active Symbol flashing when the chimney sweeping function is active 15 Parameter Symbol lit in front of number identifying parameter secondary digits when it is possible to display the parameter settings 16 Secondary Digits Digits used to display val...

Page 24: ...UMMER MODE ON press the MODE ones again 3 SUMMER MODE ON On the LCD only SUN symbol displayed 4 SUMMER MODE ON On the LCD only SUN symbol displayed If DHW request the TAP symbol shown on the screen 5 to Switch boiler WINTER MODE ON press the MODE ones again 6 WINTER MODE ON On the LCD only SNOW symbol displayed 8 to Switch boiler OFF press the MODE ones again 9 Make sure that the is displayed on t...

Page 25: ...ll be saved automatically 3 To set Central heating Zone 2 temperature value Push RADITATOR button ONE MORE TIME 4 On the screen RADIATOR ZONE 2 shown and value start blinking 5 From this moment toggle to increase set temperature OR to decrease set temperature after some seconds the vallue will be saved automatically 6 To set Domestic Heating Water temperature DHW value Push TAP button at ones 7 Fr...

Page 26: ...OR not connected the value shown as 5 INFO 2 Display of heating flow CH temperature sensor 6 INFO 3 Display of domestic hot water DHW temperature sensor Value is available ONLY WHEN sensor connected IF the sensor not available OR not connected the value shown as 7 INFO 4 Display of Plant Probe temperature sensor OR AUX sensor temperature selectable by Par 52 Value is available ONLY WHEN sensor con...

Page 27: ... of times the burner has ignited x 1000 ie 23 x 1000 23 000 times 15 INFO 12 Display of number of total number of errors ie 18 18 times 16 INFO 13 Display of number of INSTALLER parameters Par 1 49 accessed Counter installer ie 15 Parameter menu Par 1 49 has been 15 times activated 17 INFO 14 Display of number of OEM parameters Par 51 99 accessed Counter OEM ie 11 Parameter menu Par 51 99 has been...

Page 28: ...ailable ONLY WHEN sensor connected IF the sensor not available OR not connected the value shown as 22 INFO 40 Display of Value pump control PWM Value is available ONLY WHEN PWM pump connected 23 INFO 60 Code of last recorded error ie E06 24 INFO 61 Code of penultimate recorded error ie E02 26 To exit the INFO menu push the MODE button at ones ...

Page 29: ...e parameter VALUE by using the or buttons 6 Example Push INFO to reach Par 05 ones reached Par 05 on bottom corner value of paramater 05 can be changed by button or while TsP menu activated When parameter VALUE changed wait for 2 3 Second then value will be saved automatically 7 To toggle parameter list OVER than Par 50 Keep pressing CHIMNEY SWEEP and INFO button simultaneously until on the screen...

Page 30: ...ER 0 40 0 0 0 0 Par 10 DHW Priority 0 Paralel operation DHW and CH operates paralel 1 DHW Priority if there is DHW request first priority is DHW INSTALLER 0 1 0 0 0 0 Par 11 External temperature sensor correction C INSTALLER 5 C 5 C 0 0 0 0 Par 12 Not USED INSTALLER 0 199 3 3 3 3 Par 13 Modulating pump configuration if PWM connected to boiler No modulation AU Automatic modulation in range of 30 10...

Page 31: ...2 Not USED INSTALLER 0 1 1 1 1 1 Par 44 Not USED INSTALLER 1 8 1 1 1 1 Par 45 Not USED INSTALLER 5 50 8 8 8 8 Par 46 Not USED INSTALLER 0 199 0 0 0 0 Par 47 Not USED INSTALLER 30 C 0 C 10 10 10 10 Par 48 Not USED INSTALLER 80 199 120 120 120 120 Par 49 Reset INSTALLER TSP parameter values to default Note Par 1 to and Par 2 a No reset 1 all values Par 1 to Par 48 reset to the default values INSTALL...

Page 32: ...0 0 0 0 Par 83 Power reduction time minute OEM 01 05 min 1 1 1 1 Par 84 Not USED OEM 0 1 0 0 0 0 Par 85 Not USED OEM 10 50 40 40 40 40 Par 86 Not USED OEM 70 90 90 90 90 90 Par 87 Temperature for activation preheat function C OEM 45 C 65 C 55 55 55 55 Par 88 Heat exchanger protection temperature C OEM 25 C 110 C 95 95 95 95 Par 90 Minimum power fan speed Par 90 x 100 rpm OEM 9 9 78 Each step 0 3 1...

Page 33: ...ower reached the symbol of flame level shown as also LOW 1 4 Digit 5 To set Maximum power Push HI button at ones and wait the boiler increase maximum fan speed 6 When maximum power reached the symbol of flame level shown as also MAX 4 4 Digit 7 Attention Make sure there is enough cooling on this operation specially set HI Otherwise there could be error codes related poor circulation or and high te...

Page 34: ...vice at first 2 Check intermittent contacts or open contacts on harness carefully 3 Check Central heating temperature sensor ressistance according to page XXX at section XXX if its out of tolerance replace NTC 4 Check cabeling and connectors between double NTC and board 5 Reset Restart boiler ALL 06 No ignition Flame is not detected Boiler does not work ALL 06 error code flashing on the screen Gas...

Page 35: ... boiler and check if problem removed 5 Call for authorised service at first 6 Check Pump operation if the pump circuation through the heat exchanger is enough 7 Check intermittent contacts on harness carefully specially Pump and PWM cable and speciallypump main supply connector and specially pump main connector measure voltage from connectors 8 Check if there is air on the heat exchanger or system...

Page 36: ...ce at first 2 Check Par 15 3 Check the cascade adress All CASCADE adress must be correctly adjusted 4 Reset Restart boiler ALL 40 HEX heatexchanger protection temperature probe fault Boiler does not work ALL 40 error code flashing on the screen HEX temperature sensor faulty Probe is open or short circuited 1 Call for authorised service at first 2 Check intermittent contacts or open contacts on har...

Page 37: ...3 At 80 C expect 1258 Ohms 1295 1220 Is problem solved OK now restart Full fill the system and boiler with water and vent the system and open all isolation valves then restart boiler Supply power to the boiler Restart Connect the wiring from the terminal block to the Main PCB securely Change the fuse on the terminal Supply power to the boiler Restart Change the fuse on the PCB Supply power to the ...

Page 38: ... to 2 bar Are connections on water pressure sensor secure Check the pressure gauge connection it can be clogged clean the connection iput Replace water pressure sensor Check routing and integrity of internal boiler wiring is OK Check condition of Flame Sense Electrode and replace if deteriorated Replace Flame Detection Electrode and check Disconnect and replace the electrical leak component Replac...

Page 39: ...oiler Inlet 18 mbar Rectify Wiring connections Is 220V AC supply available at the Gas Valve while the flame is on Replace the PCB Check ignition electrode and associated harness for continuity visual condition and position Are these functioning correctly Check siphon and condensate drain pipe work for blockage and rectify if necessary Boiler now working OK Check gas supply Check wiring from gas va...

Page 40: ...8 Ohms 2562 2413 At 80 C expect 1258 Ohms 1295 1220 Is the NTC resistance value correct Replace the Flow NTC if sensor pins are damaged OR Replace the cable if the pin connector damaged Check and replace wiring as necessary Replace the Flow Safety NTC with new orginal spare NO NO NO YES YES YES YES Flow NTC FAULT T C R Ohm 0 32624 5 25381 10 19897 15 15711 20 12493 25 10000 30 8056 35 6530 40 5324...

Page 41: ...he thermis tor s terminal pins At 25 C expect 10000 Ohms 10 300 9 700 At 60 C expect 2488 Ohms 2562 2413 At 80 C expect 1258 Ohms 1295 1220 Is the NTC resistance value correct Check and replace wiring as necessary Replace the Return NTC with new orgin al spare NO NO YES YES YES 18 Return NTC Sensor Measure 1 2 points via multimeter T C R Ohm 0 32650 5 25388 10 19900 15 15709 20 12490 25 10000 30 8...

Page 42: ...HW on boiler Replace PCB Remove the DHW NTC connector disconnect the wires only Check the resistance using a suitable multimeter connected across the thermis tor s terminal pins At 25 C expect 10000 Ohms 10 300 9 700 At 60 C expect 3019 Ohms 3210 2830 At 80C expect 1668 Ohms 1783 1553 Is the NTC resistance value correct Check and replace wiring as necessary Replace the DHW NTC with new orginal spa...

Page 43: ...ed across the thermis tor s terminal pins At 25 C expect 20000 Ohms 20 600 19 417 At 60 C expect 4943 Ohms 5091 4800 At 80 C expect 2492 Ohms 2566 2419 Is the NTC resistance value correct Check and replace wiring as necessary Replace the FLUE GAS NTC with new orginal spare NO NO YES YES YES YES Set the Parameter P59 1 NO T C R Ohm 0 66050 10 40030 20 25030 25 20000 30 16090 40 10610 50 7166 60 494...

Page 44: ...eplace the OUTDOOR SENSOR with new orginal spare Securely connect the wiring at the Terminal Block and the PCB Disconnect the wires to the Outside Temperature Sensor Check the resistance using a suitable multimeter connected across the Outside Temperature Sensor s terminal pins At 0 C expect 31 000 35 000 Ohms At 15 C expect 15 000 16 500 Ohms At 30 C expect 7 700 8 500 Ohms Is the Outside Tempera...

Page 45: ...s with No Timer Select the Winter position Switch the Timer and Room Thermostat On Open the Radiator Valves There is no Voltage from the Timer Room Stat This is not boiler fault Ensure Voltage is supplied to boiler by rectifying external wiring NO NO NO NO YES YES YES NO CH OPERATION DHW WORKS 4 12 NO CH OPERATION DHW WORKS Designation Manufacturer Type model Technical data Release date 28 11 2017...

Page 46: ... Gas Connection Pressure Sensor CH Flow Sensor Automatic Air Relief Cock Ateşleme Elektrodu Air and Gas Measurement Points Strainer discharge point Inlet Connection Exchanger Body Protection Sensor Condensation Exchanger Return Sensor Flue Sensor Flue Connection 100 150 Frame Our Authorized Service can easily reach to all parts and carry out maintenance repair quickly when they remove the front co...

Page 47: ...e both sides shouldn t be forced during removing and mounting the board box 2 Snap clips around the rear cover of motherboard must be removed and affixed carefully 3 While working on electronic board it needs to be protected from cable residues and external factors moisture water etc Figure 5 1 You can see the operation sequence for removing the front cover of boiler and controlling the connection...

Page 48: ...hon FUNCTIONAL DIAGRAM 1 CH Heating Return Dirt Air Trap 2 Flue Over Heat NTC Sensor 3 Automatic Air Vent CH inlet 4 Burner 5 PWM Fan 6 Flue Gas Outlet 7 Gas Valve 8 Air Intake Slincer 9 Gas inlet 10 Automatic Air Vent CH Outlet 11 CH Return NTC Sensor 12 HEX NTC Safety Limit Sensor 13 Water Pressure sensor 14 Condensation Drain Trap Siphon 15 6 Bar Safety Valve 16 Sediment Air Separator Cleaning ...

Page 49: ...ignal 3 Remove the inlet bushing of gas valve 4 Screw off the four machine screws holding the cover of fan and burner Gas valve venturi and fan will be removed as group Don t try to seperate these parts Because parts are a group they will change together 5 Loosen the cap nuts holding the cover of burner Take the Premix burner cord triangle part out from combustion chamber ATTENTION Clean the burne...

Page 50: ...ustment screw of minimum gas flow 2 Adjustment screw of maximum gas flow 3 Measurement screw of burner s gas valve outlet gas pressure 4 Measurement screw of gas inlet pressure 5 6 ADJUSTMENTS ON GAS VALVE AND BOILER SCREEN 5 6 1 MINIMUM GAS SETTINGS OF BOILER To adjust the boiler at the minimum power rate 1 Place the probe of the flue gas analysis device on measurement point of the boiler 2 Press...

Page 51: ...ricity in the gas valve of the fan 6 Remove the two electrical connection from fan 7 In order to demount ignition group completely screw off the four 4 cap nuts stabilizing the cover of Burner 2 Open the control panel 4 Remove the connection screws of air silencer with the fan 3 Separate the ignition and ionized electrodes ...

Page 52: ...fully 9 Control the inner section of heat exchanger if necessary clean it with a soft brush and vacuum cleaner 10 Control the gaskets and isolation of the burner if damaged change it 11 Control the position and condition of contact and ionized electrodes change if necessary Distance between the electrode tips must be 4mm 12 Mount in the opposite order of removal when starting the installation ...

Page 53: ...he gasket and change if necessary 4 Clean the blades of fan with a soft brush reassemble in the opposite order change if faulty 5 A flue gas analysis must be carried out when completed See Chapter 5 6 1 Close the electric and gas resource inlet 2 Open the control panel 3 Close the flow and return valves and empty the boiler by using the given discharge openings ...

Page 54: ...city 6 Disconnect the electrical socket connection cables on the water pressure sensor 7 Then carefully disconnect water with suitable wrench Make sure that water inlet passage is clean 8 Reassemble them in the opposite order 5 10 PCB PRINTED CIRCUIT BOARD HDIMS 50 1 Close the electric and gas resource inlet ...

Page 55: ... PCB fixing screws 7 Change with the opposite order 8 New or spare PCB needs to be restructured to fit the boiler 9 PAR X must be adjusted according to the gas used 10 PAR Y must be adjusted according to boiler structure See Chapter TSP Parameters 11 A flue gas analysis must be carried out when completed See Chapter Commissioning 5 11 GAS VALVE 1 Close the electric and gas resource inlet ...

Page 56: ...56 warmhaus com tr 2 Open the control panel 3 Screw off the electrical socket going to the gas valve 4 Demount the electrical socket and connection bushing ...

Page 57: ...ill need adjustment flue gas analysis See the chapter Gas Valve calibration 8 Demount the gas valve and replace the spare valve ATTENTION There might be group change in the gas valve change 9 Change the gaskets as required 10 Reassemble with the opposite order 11 When completed gas valve will need adjustment flue gas analysis See the Chapter Gas Valve calibration 5 12 FLOW AND RETURN NTC SENSORS 1...

Page 58: ... flow and return valves and empty the boiler by using the provided discharge openings 4 Protect the electrical equipment from potential system water spills 5 Disconnect the electricity from sensor 6 Demount the sensor 7 Reassemble them in the opposite order ...

Page 59: ...tric and gas inlets 2 Open the control panel 3 Disconnect the electricity 4 Remove the fixing screw of the thermostat 5 Thermal conductivity paste to the safety limit thermostat during change or maintenance Example Use prolink 6 Reassemble them in the opposite order ...

Page 60: ...GAS SENSOR 5 Remove the Safety pressure valve if any where possible to improve the access 6 Demount exhaust flue gas sensor 7 Reassemble them in the opposite order 3 Close the flow and return valves and empty the boiler by using the provided discharge openings 4 Protect the electrical equipment from potential system water spills ...

Page 61: ... electric and gas inlets 5 15 IGNITION IONIZED TRANSFORMER 1 Close the electric and gas inlets 2 Separate the socket connection cables of ignition electrode 3 Screw off the fixing screws of ignition electrode 5 16 IGNITION ELECTRODE ...

Page 62: ...he electrode tips must be 4 mm 5 Control the gasket and change if necessary 6 Reassemble them in the opposite order 2 Open the control panel Close the flow and return valves and discharge the water in the boiler by using the provided discharge openings 1 Close the electric and gas inlets 5 17 SAFETY VALVE 6 BAR ...

Page 63: ...ectrical equipment from potential system water spills 4 Separate the discharge pipe 5 Remove the safety discharge valve 6 If impermeability of the safety valve can t be maintained mount a new safety valve 7 Change with the opposite order ...

Page 64: ...ith the previously determined target time The system which decides that operating boiler can t reach the determined temperature within this period fulfills the demand by commissioning a second boiler at the minimum level The same process is repeated until the system reaches to the determined temperature within the target period If the operating boiler break down the other boiler connected in serie...

Page 65: ...be from Master boiler to Slave as the following 1 1 2 2 3 3 information flow throttles by using UI 30 Module Throttles are connected by continuing as 4 1 5 2 6 3 for the information flow from one Slave boiler to another The following connections are for pursuing purposes Inter connections enables to easily interconnect auxiliary boilers with smart plug in cables UI 30 Connection socket and board g...

Page 66: ...loor Heating Zones with Viwa 90 115 125 and 150 Boilers 6 6 MLC 30 XX CASCADE ZONE MANAGEMENT CARD AND PLACES OF USAGE There are two different application of MLC 30 Cascade Board When used only for high temperature zones four high temperature zone controls can be done A high temperature zone can control a low temperature zone controlled with 3way valve P4 P3 P2 P1 GROUND L N R U 2 R U 3 R U 4 R U ...

Page 67: ...e two different application of MLC 30 Cascade Board a When used only for high temperature zones four high temperature zone controls can be done b A high temperature zone can control a low temperature zone controlled with 3 way valve N L N L P3 3 WAY VALVE Z1 LT P1 Z1 LT Z2 LT Z3 SAF THER Z1 LT PROBE Z1 LT P2 3 WAY VALVE Z2 LT OT MASTER OT MASTER BOILER MLC30 MLC30 SAF THER Z2 LT PROBE Z2 LT 6 7 CO...

Page 68: ...R Z1 LT PROBE Z1 LT Z3 Z4 Z5 P4 P5 P3 OT MASTER OT MASTER BOILER MLC30 MLC30 Figure 6 8 Control of High Temperature Zones with Two MLC 30 Figure 6 9 Control of High Temperature and Low Temperature Zones with two MLC 30 6 8 DIRECT HEATING CIRCUIT CONNECTION WITH USING MLC 30 MLC 30 6 9 CONNECTION OF DIRECT HEATING ONE 3 WAY CIRCUITS WITH USING MLC 30 MLC 30 ...

Page 69: ...this moment the KEY CODE must be entered by button combinations 5 The CODE is button combination push the buttons given bellow sequence for CASCADE MENU HI LO INFO CHIMNEY SWEEP INFO 6 From this moment toggle INFO to increase OR CHIMNEY SWEEP to decrease any parameter aimed to be changed 7 Ones you reach the parameter aimed to be changed Change the parameter VALUE by using the or buttons 7 Example...

Page 70: ...ppliance presenting the comfort at the highest level in domestic use with its room thermostat feature This Accessory abbreviated as Remote Control RC High Level HL includes user interface and developed features for Remote Control and Weekly room temperature control Appliance is equipped with a high resolution dot matrix back light display a jog dial having two switches in the maximum configuration...

Page 71: ... Radiator Circuit 1 Underfloor Heating Circuit and 1 Hot Water Tank can be managed Viwa 90 150 153 11 660 600056 OCI 365 03 101 Opentherm Module Communication unit for each boiler if RVS unit is used for Viwa 90 150 Boilers Viwa 90 150 153 11 660 600057 AVS 37 294 509 RVS Display Module 1 must be purchased if RVS unit is used for Viwa 90 150 Boilers RVS unit control display Viwa 90 150 153 11 660 ...

Page 72: ...x 1 0 mm 2 Programable Room Thermostat for Zone and Hot Water Stroge Tank TSP PARAMETER SETTING BRIDGE Hot Water Storage Tank Sensor Outside Temperature Sensor Timer Room Thermostat RC21 11 Recirculation Pump phase output System Pump 3 Way Motor Valve Connection BOILER Par 15 SINGLE BOILER ELECTRICAL SCHEMA INSTALLATION EQUIPMENTS 1 Boiler 2 Gas Safety Solenoid Valve 3 Ball Valve 4 Gas Filter 5 Vi...

Page 73: ...or Timer Room Thermostat RC21 11 Recirculation Pump phase output System Pump Hot Water Storage Tank Pump BRIDGE BOILER Par 15 SINGLE BOILER ELECTRICAL SCHEMA INSTALLATION EQUIPMENTS 1 Boiler 2 Gas Safety Solenoid Valve 3 Ball Valve 4 Gas Filter 5 Vibration Isolator 6 Condensate Siphon and Drainage Line 7 Check Valve 8 Boiler Return Pump 9 Automatic Air Purge Valve 10 Sediment Dirt Air Separator 11...

Page 74: ... Temperature Sensor 32 Low Temperature Zone Sensor 33 3 Way Motorized Valve 34 MLC 30 OPTIONAL KIT 35 Low Temperature Zone ATTENTION OPTIONAL MLC 30 USED See Appendix 1 for MLC 30 Connection Recirculation Pump System Pump LT Hot Water Storage Tank Pump Hot Water Storage Tank Temperature Probe 2 x 1 0 mm 2 COLD WATER GAS LINE COLD WATER RECIRCULATION CIRCUIT Main Electrical Panel Boiler panel and E...

Page 75: ...rical Panel 31 Outside Temperature Sensor COLD WATER RECIRCULATION CIRCUIT COLD WATER Pump cable 3 x 1 0 mm 2 Pump cable 3 x 1 0 mm 2 GAS LINE FLUE OUTLET FLUE OUTLET FLUE OUTLET 8 Boiler Slave 2 Boiler Slave 1 Boiler Slave Programable Room Thermostat for Zone and Hot Water Storage Tank Timer Room Thermostat 2 x 1 0 mm 2 Outside Temperature Sensor 2 x 1 0 mm 2 Hot Water Storage Tank Pump Boiler Pa...

Page 76: ...ction for System Pump 3 x 1 0 mm 2 Low Temperature System Pump Boiler Panel Relay Connection 3 x 1 0 mm 2 Hot Water Storage Tank Pump Boiler Panel Relay Connection 3 x 1 0 mm 2 Outside Temperature Sensor 2 x 1 0 mm 2 Programable Room Thermostat for 1 Zone and Hot Water Storage Tank Timer Room Thermostat 2 x 1 0 mm 2 Timer Room Thermostat 2 x 1 0 mm 2 Hydraulic Separator Sensor 2 x 1 0 mm 2 3 Way M...

Page 77: ...anel Relay Connection 3 x 1 0 mm 2 Hot Water Storage Tank Pump Boiler Panel Relay Connection 3 x 1 0 mm 2 Recirculation Pump and Boiler Panel Relay Connection 3 x 1 0 mm 2 Outside Temperature Sensor 2 x 1 0 mm 2 Programable Room Thermostat for 1 Zone and Hot Water Storage Tank Timer Room Thermostat 2 x 1 0 mm 2 Timer Room Thermostat 2 x 1 0 mm 2 Timer Room Thermostat 2 x 1 0 mm 2 Timer Room Thermo...

Page 78: ...EME OPTIONAL MLC 30 This system can support up to 4 independent high temperature zones System Pump LT System Pump HT Mixing Valve LT OPENTHERM MASTER BOILER UNIT LOW TEMPERATURE SENSOR High Temperature Programmable Room Thermostat Low Temperature Programmable Room Thermostat Limit Thermostat Ground ...

Page 79: ...ADIATOR AND 1 LOW TEMPERATURE LOCAL HEATING ZONE BOILER AND MLC 30 ELECTRICAL CONNECTION DIAGRAM System Pump HT Z4 System Pump HT Z3 System Pump HT Z2 System Pump HT Z1 Ground OPENTHERM MASTER BOILER UNIT HT4 Zone Room Thermostat HT3 Zone Room Thermostat HT2 Zone Room Thermostat HT1 Zone Room Thermostat ...

Page 80: ...1 32 Pool Heat Exchanger Feeding Pump 33 Pool Heat Exchanger Pump 34 Pool Heat Exchanger 35 Pool Sensor 36 Swimming Pool 37 Solar Panel Collector 38 Solar Panel Sensor 39 Solar Panel Pump UYARILAR RVS and AVS Connection Cable AVS 82 490 40cm or AVS 82 491 100cm According to the place of use Immersion type sensor or clamp type sensor can be preferred Solar Panel Pump QX1 Hot Water Storage Tank Pump...

Page 81: ...rator 24 Hot Water Storage Tank Recirculation Circuit 25 Recirculation Pump 26 Safety Valve 27 Expansion Vessel 28 Filter 29 Timer Room Thermostat 30 Boiler Electrical Panel 31 Outside Temperature Sensor QAC 34 101 Outside Temperature Sensor 2 X 1 0 mm 2 B9 Phase Connection to FX1 FLUE OUTLET FLUE OUTLET FLUE OUTLET 1 BOILER 2 BOILER 15 BOILER Pump cable 3 x 1 0 mm 2 Pump cable 3 x 1 0 mm 2 System...

Page 82: ...e AVS 82 490 40cm or AVS 82 491 100cm According to the place of use Immersion type sensor or clamp type sensor can be preferred INSTALLATION EQUIPMENTS 1 Boiler 2 Gas Safety Solenoid Valve 3 Ball Valve 4 Gas Filter 5 Vibration Isolator 6 Condensate Siphon and Drainage Line 7 Check Valve 8 Boiler Return Pump 9 Automatic Air Purge Valve 10 Sediment Dirt Air Separator 11 Manometer 12 QAD36 System Flo...

Page 83: ...nel 31 Outside Air Temperature Sensor QAC 34 101 32 Pool Heat Exchanger Feeding Pump 33 Pool Heat Exchanger Pump 34 Pool Heat Exchanger 35 Pool Sensor Outside Temperature Sensor 2 X 1 0 mm 2 B9 RVS and AVS Connection Cable AVS 82 490 40cm or AVS 82 491 100cm According to the place of use Immersion type sensor or clamp type sensor can be preferred Hot Water Storage Tank Pump QX3 QAD36 System Flow S...

Page 84: ...K 19 D 170 175 Ataşehir 34746 İstanbul Türkiye T 0216 300 16 50 Radyatör Fabrikası Nilüfer Organize Sanayi Bölgesi Selvi Cadde No 3 Nilüfer Bursa Türkiye T 0224 295 94 00 F 0224 411 23 77 Warmhaus Müşteri Memnuniyet Merkezi 0850 225 15 15 warmhaus com Kombi Fabrikası Bursa Organize Sanayi Bölgesi Park Cadde No 10 Nilüfer Bursa Türkiye İngiltere Unit 7 St Martins Business Centre St Martins Way Bedf...

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Warmhaus VIWA 115, Technical & Service Manual

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