thermital 20105840 Installation And Maintenance Manual Download

Page: 18 / 60

ENGLISH

GENERAL

GND

black
blue

orange

yellow/green

blue

brown

white

yellow/green

brown

DHW

brown

blue

brown

pink

CN5

CN2

JP4

CN3

CN1

CONTROL

CARD

SOLAR CONTROLLER

TBT APC

M3a

brown

blue

SBi

brown

black

blue brown

blue

red

white

brown

white

brown

white

brown

yellow/green

black

blue

VHv

4 3 2 1

8 7 6 5 4 3 2 1

9 8 7 6 5 4 3 2 1

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20 21 22

N L

X16

Power supply

230 V

red

pink

red

black

white

orange

black

white

VLv

blue

black

grey

Coll

red

7 6 5 4 3 2 1

APC

Condensate pump alar

Remote contr

CN1÷CN5

Mains voltage connections

Ignition electr

ode

Flame detection electr

ode

Fuse 3.15A F (fast)

F1-F2

Fuse 3.15A T (timed)

JP4

Boiler configuration selection jumper (in

position 3)

Connection ter

minals

OPE

Gas valve operator

Central heating/storage cylinder pump

ater pr

essur

e switch

DHW temperatur

e setting potentiometer

CH temperatur

e setting potentiometer

Function selector

Maximum fan speed trimmer

R10

Minimum fan speed trimmer

R14

Bur

ner ignition slow fan trimmer

R19

Maximum CH fan speed trimmer

R35

Temperatur

e contr

ol curve selection trimmer

Condensate sensor

Outdoor temperatur

e sensor

Flue gas temperatur

e sensor

Primar

y cir

cuit flow temperatur

e sensor

Primar

y cir

cuit r

etur

n temperatur

sensor

SW1

Chimney sweep

Room ther

mostat

TAC

Ignition transfor

mer

TR2

Main transfor

mer

TBT

Low temperatur

e ther

mostat

TLA

ater over

temperatur

e thr

eshold ther

mostat

TLS

Heat exchanger thr

eshold ther

mostat

VHv

Fan power supply 230V

VLv

Fan contr

ol signal

Gas valve

X2-X16

Low voltage connections

3-way valve servomotor

Solar cir

cuit pump

SBi

Storage cylinder bottom tem

peratur

e sensor

Storage cylinder top tem

peratur

e sensor

SColl

Solar cir

cuit collector

temperatur

e pr

obe

WIRING DIAGRAM

Summary of Contents for 20105840

Page 1: ...SUNDAY 200 SOL INSTALLATION AND MAINTENANCE MANUAL...

Page 2: ...E N 811 2013 Delegated Regulation UE N 813 2013 Delegated Regulation UE N 814 2013 BS EN 677 Gas fired central heating boilers specific requirements for condensing boilers with a nominal heat input no...

Page 3: ...safe service and to provide comfort in the home for many years to come This manual provides information that is essential to the installation of the appliance Used in conjunction with your own knowled...

Page 4: ...agram 18 Control panel 19 Installer Unpacking the product 21 Dimensions and weight 21 Handling 22 Place of installation 23 Installation in older systems and systems requiring modernisation 24 Water in...

Page 5: ...ory mixer valve kit b b This instruction manual is an integral part of the boiler It must be kept safe and must ALWAYS accompany the boiler even if it is sold to another owner or transferred to anothe...

Page 6: ...or the central heating circuit storage cylinder and solar collector circuit More than one high or low temperature zone can be heated with the addition of the relevant multi zone accessories See the TH...

Page 7: ...atic functioning system of the gas valve overtemperature diagnosis with double sensor on central heating flow and return temperature threshold 85 C fan control with Hall effect speed sensor fan speed...

Page 8: ...kW Categoria Categorie Kategorie Combustible Brennstoff Combustibile Brandstof KESSEL GEREGELT F R CALDAIA REGOLATA PER CHAUDIERE REGLEE POUR VERWARMINGSKETEL INGESTELD OP Caldaia a condensazione Cha...

Page 9: ...linder temperature sensor socket bottom 17 200 litre storage cylinder 18 Storage cylinder drain cock 19 DHW circuit expansion vessel 8 litres 20 DHW circuit safety valve 8 bar 21 CH circuit drain cock...

Page 10: ...andby mode Pstby 196 291 W Combustion efficiency 97 4 97 Annual energy consumption QHE 36 55 GJ Daily electrical power consumption Qelec 0 338 0 346 kWh Annual electrical power consumption AEC 74 76 k...

Page 11: ...EN625 21 2 22 3 l min Maximum operating pressure of storage cylinder 8 bar Volume of expansion vessel DHW 8 l Precharge of expansion vessel DHW 3 5 bar Specified data must not be used to certify the s...

Page 12: ...vessel 12 litres 14 CH storage cylinder pump 15 CH circuit drain cock 16 Deviator group 17 Deviator valve 18 Water pressure switch 19 Deviator group drain cock 20 Deviator group safety valve 3 bar 21...

Page 13: ...TEMPERATURE SENSOR located on CH circuit return pipe inside sealed chamber CENTRAL HEATING TEMPERATURE GAUGE SENSOR SAFETY THERMOSTAT located on CH circuit flow pipe inside sealed chamber NTC FLUE GA...

Page 14: ...PUMPS TECHNICAL SPECIFICATIONS CENTRAL HEATING SYSTEM STORAGE CYLINDER DESCRIPTION ERP ready 2015 Electrical consumption 53 W EEI Part 3 0 20 P L Avg 24 W Minimum pressure at pump suction inlet 0 5 b...

Page 15: ...highest prior ity Alarm priority follows the order of the table When no alarm is active the user interface automatically displays pump performance ADJUSTING THE PUMP The boiler s pump is ErP 2015 Rea...

Page 16: ...how the type of internal control while LEDs 4 and 5 show the currently selected curve 1 2 3 or 4 All these LEDs are yellow in colour LED 1 LED 2 LED 3 LED 4 LED 5 PWM A Red ON Curve 1 4 m Curve 2 5m O...

Page 17: ...LAR HEAT SYSTEM PUMP DESCRIPTION ERP ready 2015 Electrical consumption 60 W EEI Part 3 0 20 P L Avg 27 W Minimum pressure at pump suction inlet 0 5 bar Energy efficiency index according to ERP 2015 Co...

Page 18: ...15A T timed JP4 Boiler configuration selection jumper in position 3 M3 M5 Connection terminals OPE Gas valve operator Cl Central heating storage cylinder pump PA Water pressure switch P1 DHW temperatu...

Page 19: ...in the factory The thermostatic mixer valve has to be adjusted to change this value see page 41 4 Green LED When lit shows that a flame is being detected 5 Two figure digital display Displays informat...

Page 20: ...asured by the sen sor over the last few hours is also shown If temperature sensor F2 is not installed the display reads out the message Not connected Storage cylinder top temperature sensor The displa...

Page 21: ...certificate Collector temperature sensor Outdoor temperature LPG conversion kit diaphragm label b b The instruction manuals are integral parts of the boiler Once located read them thoroughly and keep...

Page 22: ...s B and C to lift it An optional han dling bracket kit is available to provide a better grip at points B b b Do not lift the boiler by its casing but only by rigid parts such as its base and top frame...

Page 23: ...h an overflow siphon connected to a drain point Before lighting the burner for the first time make sure that the boiler is configured for use with the type of gas supplied The type of gas is specified...

Page 24: ...ludge and lime scale and that it has been bled and seal tested Make sure that a suitable water treatment system is installed See the Water in central heating systems section Refer to the catalogue for...

Page 25: ...ulphides mg l 15 Nitrides mg l 15 Iron mg l 0 5 2 Central heating systems b Do not use automatic filling devices to add water to central heating systems Use a manual device instead and record top ups...

Page 26: ...om central heating systems If oxygen enters a circuit continuously or even intermittently e g in under floor heating systems whose pipes are not protected by impermeable synthetic sheaths in circuits...

Page 27: ...nect a pipe to the boiler condensate collector S and route it to a domestic water drain in compli ance with the relevant standards b b The manufacturer declines all responsibility for damage caused by...

Page 28: ...ards b b Condensate from the boiler and from the flue should be channelled to the same drain point b b The base of the boiler must be perfectly horizontal and flat over the entire area of the boiler f...

Page 29: ...supply single phase 230V 50Hz using the cable 1 from the rear of the appliance Connect up the room thermostat TA outdoor tempera ture sensor SE and solar collector temperature sensor SColl OUTDOOR TEM...

Page 30: ...mm 2 Respect the L Phase N Neutral polarity 3 Use cables with a cross section of 1 5 mm2 or more complete with end terminals 4 Always refer to the electrical wiring diagrams in this manual when perfo...

Page 31: ...i nals Polarity is irrelevant Connect the cable from the outdoor temperature sen sor to the boiler as instructed in the ELECTRICAL CONNECTIONS section Screw the protective cover back on the outdoor te...

Page 32: ...articles b b The gas feed line must be suitable for the flow rate demanded by the burner The gas feed system must also be equipped with all the necessary safety and control devices required by applica...

Page 33: ...3 20 406080 100 4 3 2 1 0 0 120 C63 C33 C43 20 406080 100 4 3 2 1 0 0 120 B23P Upstream fan Comburent air intake directly from the room where the boiler is installed Flue gas vent via horizontal or ve...

Page 34: ...eads to a loss of heat output from the boiler see table alongside b b The boiler automatically adapts its ventilation sys tem to suit the type of installation and the length of the flue Never obstruct...

Page 35: ...of installation comburent air is drawn from inside the boiler room which must therefore have adequate ventilation b b Uninsulated flue pipes are potentially dangerous and can cause burns b b Ensure th...

Page 36: ...he automatic vent valve 1 to let air out of the system Slacken off the cap of the manual bleed valve 5 Close the valve again as soon as water starts to come out Open the CH system fill cock 2 and slow...

Page 37: ...w minutes to check that no air remains in the circuit Adjust circuit pressure again if necessary Set the non return valve 9 to automatic functioning See the figure to ascertain the correct position fo...

Page 38: ...water tap to facilitate draining of the storage cylinder DRAINING THE SOLAR HEATING CIRCUIT Open the non return valve 9 to facilitate draining See the figure to ascertain the correct position for the...

Page 39: ...e gas supply pressure lies between the minimum and rated pressure values given in the Technical Specifications table Eliminate the heat request Disconnect the pressure gauge and tighten the pres sure...

Page 40: ...TURE SENSOR Since an outdoor temperature sensor is installed the sys tem automatically adjusts the temperature of the central heating flow to bring room temperature rapidly to a level determined on th...

Page 41: ...ing To do so unscrew the fixing screw from the top of the knob and pull off the knob Fit the knob again so that the keyway in the knob s body engages with the key in the valve cap Reference conditions...

Page 42: ...room thermostat is installed these must be switched on and adjusted to a temperature higher than current room temperature before the boiler can start up The boiler will remain in stand by mode until t...

Page 43: ...or combustion analysis CO in being performed If you are going away for a short period of time like a weekend or a short holiday etc turn the function selector to OFF RESET The digital display reads ou...

Page 44: ...selector to OFF RESET then return it to its previous position Summer or Winter If the boiler does not restart after a number of resets call your local Technical Assistance Centre ON OFF 20 40 60 80 1...

Page 45: ...ant terminals in the boiler see page 30 The boiler will now be able to function with AUTOMATIC TEMPERATURE CONTROL SELECTING THE TEMPERATURE COMPENSATION CURVE A number of central heating temperature...

Page 46: ...PE OF HEAT REQUEST Boiler connected to a room thermostat parameter 51 set to 0 manufacturer s default setting Requests for heat are generated by the room thermostat contacts closing and terminated by...

Page 47: ...tor and CH temperature Adjust the trimmers in the sequence given below to achieve the values specified in the table 1 MAX 1a Maximum fan speed MAXIMUM FAN SPEED METHANE G20 PROPANE G31 20 200 6 1 6 1...

Page 48: ...6 27 28 29 30 Rated heat input CH mode kW COnoair curve Qnheating 30 kW Heating curve Qnheating 30 kW Fan speed in CH mode rpm 1300 1700 2100 2500 2900 3300 3700 4100 4500 4900 5300 5700 6100 Rated he...

Page 49: ...screw accordingly Turn the Max CH trimmer anticlockwise until minimum speed is reached see table Check the CO2 content If the value is not as speci fied in the table adjust the gas valve minimum screw...

Page 50: ...pipe B gently to one side and replace the diaphragm inside the pipe with the new diaphragm supplied in the kit Reverse the above steps to reassemble the boiler Switch the electricity supply to the bo...

Page 51: ...ers to clean the casing or any painted or plastic parts of the boiler Use only soapy water to clean the boiler casing Extraordinary maintenance Extraordinary maintenance involves actions designed to r...

Page 52: ...boiler incorporates an autodiagnosis system that uses the number of hours of operation under certain con ditions to notify the user that the primary heat exchanger needs cleaning error code 91 Clean t...

Page 53: ...or 4 to enter the password pressing key 2 to confirm each digit Turn the parameter selector 4 to set a parameter value of 7 Press the confirm key 2 again to confirm b b When you change the system sele...

Page 54: ...ical power green LED off Ignition is slow and the burner pulses Check setting Check position and condition of ignition electrode Incorrect gas pressure at burner Problem with the ignition Boiler gets...

Page 55: ...Change the pump Check pump electrical connections Problem with CH circuit expansion vessel Circuit pressure too high Problem with CH circuit safety valve The safety valve keeps opening Check efficienc...

Page 56: ...nd or sludge in storage cylinder Flow rate too high Fit a pressure reducer Check and clean Fit a flow reducer Check functioning of DHW circuit pump Check positioning of sensors Check boiler operating...

Page 57: ...hat in the storage cylinder Solar controller has reached maximum temperature and stopped the pump The pump will start working again as soon as the temperature drops in the collectors Check the safety...

Page 58: ...58 ENGLISH TECHNICAL ASSISTANCE SERVICE...

Page 59: ...59 ENGLISH TECHNICAL ASSISTANCE SERVICE...

Page 60: ...o 7 37045 Legnago VR www thermital it As part of the company s ongoing commitment to perfecting its range of products the appearance dimensions technical data equipment and accessories may be subject...

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