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Fondital TAHITI DUAL Line, Installation, Use And Maintenance Manual

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Fondital TAHITI DUAL Line Installation, Use And Maintenance Manual Download Page 15

15

450

750

325

134

120

85

165

85

138

177

43 56 98

75

98

80

G M

C

F

R

RC

RS

165

SV

G 

Gas intake

M 

CH flow

C 

DHW flow (CTFS only)

F 

Mains water intake

R 

CH return

RC 

Filling tap

RS 

Discharge tap

SV 

3bar safety valve discharge tap

CTFS and RTFS models

pic. 5 - Dimensions mod. CTFS and RTFS

bottom view 

top view

Summary of Contents for TAHITI DUAL Line

Page 1: ...IST 03 C 262 03 INSTALLATION USE AND MAINTENANCE TAHITI DUAL GB High quality Italian product made in Italy...

Page 2: ...ng one of our boilers Please read these instructions carefully in order to install operate and service the boiler properly The Manufacturer recommends that Customers contact authorized qualified perso...

Page 3: ...event of failure or faulty operation switch off the boiler Do not attempt to make any repairs and contact a qualified technician Manufacturer approved parts must be used for all repairs to the boiler...

Page 4: ...ic 1 comes on 3 If you do not want to activate the CH function turn the selector 9 pic 1 to SUMMER Only the DHW function is now active 4 If you want to activate the CH function turn the selector 9 pic...

Page 5: ...er room ventilation page 22 3 2 6 Air intake flue gas system of natural draught boilers page 22 3 2 7 Air intake flue gas system of forced draught boilers page 23 3 2 7 1 Configuration of air flue sys...

Page 6: ...pening the panel page 28 pic 22 Chimney sweep function page 29 pic 23 Examples of combustion efficiency measuring points page 29 pic 24 Gas mains connection page 29 pic 25 Adjustable by pass page 30 p...

Page 7: ...in the boiler is too low 7 Indicator light red When this light is on it means the temperature of the water in the heating system is between 76 C and 85 C When this light is flashing it means the CH t...

Page 8: ...Red L OFF OFF OFF OFF OFF Yellow L External cylinder probe alarm Green Red LA OFF OFF OFF OFF OFF Yellow LA Remote control malfunction Green OFF OFF Red L OFF OFF OFF Yellow L No 2 table Colour displ...

Page 9: ...um DHW flow of 10 litres per minute The DHW flow rate depends on the boiler s thermal capacity and the mains water supply temperature and can be calculated from the fol lowing formula K l DHW litres p...

Page 10: ...ated for a while every 24 hours to prevent them from blocking 1 2 3 External temperature probe operation optional The boiler can be equipped with an optional external temperature probe by means of whi...

Page 11: ...ue system models CTN and RTN or the air intake and or flue discharge piping models CTFS or RTFS light 4 starts to flash If this happens contact a Service Centre or a qualified service engineer 1 3 4 S...

Page 12: ...eric burner All versions are equipped with electronic ignition and ionization flame control The following models of boiler are available CTN 24 open chamber and natural draught electronic ignition and...

Page 13: ...h external cylinder and NTC temperature probe External boiler anti freeze function ON 5 C OFF 10 C or after 15 min operation only for model R equipped with external cylinder and NTC temperature probe...

Page 14: ...43 56 98 75 98 80 C F R M G RS RC SV G Gas intake M CH flow C DHW flow CTN only F Mains water intake R CH return RC Filling tap RS Discharge tap SV 3bar safety valve discharge tap CTN and RTN models b...

Page 15: ...5 98 80 G M C F R RC RS 165 SV G Gas intake M CH flow C DHW flow CTFS only F Mains water intake R CH return RC Filling tap RS Discharge tap SV 3bar safety valve discharge tap CTFS and RTFS models pic...

Page 16: ...nition electrodes 7 Safety thermostat 8 Mono thermal heat exchanger 9 Sealed combustion chamber 10 Flue gas extraction fan 11 Flue gas pressure test point 12 Flue gas pressure safety switch 13 Air int...

Page 17: ...l 2 Gas valve 3 Burner nozzles 4 Expansion vessel filling tap 5 Ignition electrode 6 Heat exchanger 7 Sealed combustion chamber 8 Flue gas extraction fan 9 Flue gas pressure test point 10 Air intake f...

Page 18: ...sure kW kW kW mbar mm mbar min max Natural gas G 20 25 5 23 77 9 9 20 1 25 2 5 13 5 Butane gas G 30 25 5 23 77 9 9 29 0 77 5 3 27 Propane gas G 31 25 5 23 77 9 9 37 0 77 6 6 35 5 No 4 table Calibratio...

Page 19: ...ature of 83 C expansion vessel pressure 1 bar CTN 24 RTN 24 max heat output min heat output 30 heat output Boiler casing heat loss 0 8 0 8 Flue system heat loss with burner on 8 5 9 7 Flue system mass...

Page 20: ...n deciding where to install the boiler Refer to Subsections 3 2 6 and 3 2 7 Check the wall is strong enough to support the weight of the boiler Do not fit the boiler above any equipment that may affec...

Page 21: ...ALL HANGING TEMPLATE 1 2 C F R M G L M CH flow 3 4 18 138 C DHW flow 1 2 14 177 G Gas intake 1 2 18 138 F Mains water intake 1 2 14 177 R CH return 3 4 18 138 coupling copper pipe mm L mm pic 10 Boile...

Page 22: ...e following subsections 3 2 5 Boiler room ventilation It is mandatory to install the boiler in a suitable room in accordance with the applicable laws and standards in the country of installation which...

Page 23: ...m the wall of the building at least twice the diameter of the pipe the terminal must be positioned at least 1 5 metres higher than the first pipe connected to the boiler pic 11 The MANUFACTURER can no...

Page 24: ...area C32 This boiler is intended for connection to vertical flue gas and air intake pipes connected to the outside by means of coaxial or split pipes The distance between the air intake pipe and the f...

Page 25: ...m supplied with the boiler pic 13 RTFS 24 and CTFS 24 RTFS 28 and CTFS 28 Pipe length m Flue gas discharge diaphragm mm 0 5 L 1 40 1 L 2 42 2 L 4 45 excluding the first elbow connected to the boiler P...

Page 26: ...ius 90 elbow R D installed on the flue pipe is equal to 3 5 m linear length A flue pressure switch is fitted to the boiler It controls the flue gas discharge flow rate If the flue gas discharge and or...

Page 27: ...flue gas discharge and or air intake system malfunctions the device shuts down the boiler to prevent unsafe operation see subsection 1 3 3 Pipe length m Flue gas discharge diaphragm mm 1 L 5 47 5 L 1...

Page 28: ...which must be used to measure combustion efficiency and regulate the burner To activate the chimney sweep function you need to open the front panel to access the controls To do this follow the sequen...

Page 29: ...cross section of the gas supply pipe must be equal to or greater than that of the boiler gas pipe Calculation of the cross section of the gas pipe depends on the length layout pattern and gas flow rat...

Page 30: ...eated using standard water softeners may not be compatible with some components in the system 3 2 11 Adjustable by pass The boiler is equipped by an adjustable by pass By pass operation can be inhibit...

Page 31: ...d or sheathed wires can be installed to prevent disturbance remote control wires must not be routed together with power supply cables The remote control must not be connected to a 230V power supply If...

Page 32: ...4 on the remote control pic 26 For installation and use of the phone operation device refer to specifications given in the enclosed manual 3 3 Loading the system Once all the boiler connections have...

Page 33: ...iler 3 4 1 Preliminary checks Before starting the boiler perform the following checks The flue gas exhaust pipe and terminal must be installed as instructed When the boiler is running no combustion pr...

Page 34: ...tor M2 M15 Boiler component connectors E RIV Detection electrode E ACC Ignition electrode P Water pump V Fan model TFS only MVD Three way valve motor DK Low water pressure switch SR CH probe 10 Ohm B...

Page 35: ...n the brass nut fully clockwise B Min power adjustment Disconnect the electrical wiring from the modulation coil pic 32 Turn the burner on and check MIN pressure according to tables 3 4 and 5 To adjus...

Page 36: ...s and with the schedule listed below Appropriate boiler maintenance ensures efficient operation preservation of the environment and safety for people animals and objects Boiler maintenance and repair...

Page 37: ...check Suitability of the boiler room Air vents in the boiler room model TN only Diameter and length of flue system pipes Boiler installation in accordance with the Installation manual If the boiler do...

Page 38: ...rating model TFS only Flue pressure switch is faulty Check flue pressure switch and replace if necessary Silicone pipes are discon nected or faulty Reconnect or replace silicone pipes Insufficient ai...

Page 39: ...has been solved DHW probe is not operational DHW probe is disconnected Reconnect it DHW probe is faulty Replace it Boiler is not providing DHW DHW flow meter is not opera tional Insufficient system p...

Page 40: ...Fax 39 0365 878 576 e mail fondital fondital it www fondital it The manufacturer reserves the right to implement any necessary and or useful variation to products without modifying fundamental charac...

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