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NOVELLA

24-31-45 RAI

24-31 RAI PV

BOILERS

CAST IRON

BASE

INSTALLATION MANUAL

Содержание NOVELLA 24-31 RAI PV

Страница 1: ...NOVELLA 24 31 45 RAI 24 31 RAI PV BOILERS CAST IRON BASE INSTALLATION MANUAL...

Страница 2: ...ation a STOP Identifies actions that you MUST NOT do Novella boilers conform to the basic requirements of the following directives Gas Appliances Directive 2009 142 CE Boiler Efficiency Directive 92 4...

Страница 3: ...Wiring diagram 13 3 INSTALLATION 14 3 1 Installation standards 14 3 2 Place of installation 14 3 3 Installation in existing systems 14 3 4 Water connections 15 3 5 Electrical connections 15 3 6 Gas c...

Страница 4: ...onnel If the boiler is not going to be used for an extended period of time contact the manufacturer s Technical Assistance Service to have at least the following ope rations performed Switch the boile...

Страница 5: ...ating system i e when the room thermostat trips Novella boilers can be connected to a storage cylinder to produce domestic hot water and can be equipped with temperature controllers in the form of spe...

Страница 6: ...etection unit 5 CH pump 6 Water circuit drain cock 7 Ignition electrode 8 Flame detection sensor 9 Burner 10 Gas supply solenoid valve 11 Lifting points 12 Expansion vessel Novella 24 31 45 RAI boiler...

Страница 7: ...26660 38700 Electrical consumption W 103 15 103 15 Boiler class II 2H3 Power supply voltage V Hz 230 50 Index of protection IP 40 Losses from stack and casing with burner off 1 65 1 37 1 23 Central h...

Страница 8: ...sure mwp Maximum admissible temperature Power supply Maximum current draw NOx class Maximum energy consumption Gas supply pressure CLASS OF BOILER TYPE OF BOILER COUNTRY OF DESTINATION Index of protec...

Страница 9: ...the manuals and keep them safe Fig 2 6 MODEL 24 RAI 24 RAI PV 31 RAI 31 RAI PV 45 RAI Net weight 100 108 118 126 154 kg Gross weight 119 127 138 146 174 kg 2 8 Handling Once you have removed the pack...

Страница 10: ...L 10 2 9 Overall dimensions and water fittings Fig 2 8 Fig 2 9 Novella 24 31 45 RAI boilers Novella 24 31 RAI PV boilers DESCRIPTION MODEL 24 RAI 24 RAI PV 31 RAI 31 RAI PV 45 RAI A 450 154 mm B 675 7...

Страница 11: ...F Water circuit temperature gauge sensor A Water circuit drain cock B CH circuit temperature control sensor C Water circuit temperature gauge sensor D Safety thermostat temperature sensor G Safety th...

Страница 12: ...ilers are pre fitted with a pump to which all water and electrical connections have already been made Pump performance is illustrated by the curves in the following graph the right size bear in mind t...

Страница 13: ...er lockout LED warning light RS Burner reset button TR CH circuit temperature control TS Safety thermostat manual reset TF Flue gas thermostat manual reset Fig 2 15 PI CH pump AP Ignition and flame de...

Страница 14: ...configured for use with the type of gas supplied The type of gas is specified on the packaging label and on the boiler s own name plate Make sure that the flue is able to withstand the temperature of...

Страница 15: ...I 31 RAI 45 RAI A 64 28 28 mm Novella 24 31 45 RAI Novella 24 31 RAI PV 3 5 Electrical connections Use a multi pole disconnector with a contact gap of at least 3 mm to connect the appliance to the mai...

Страница 16: ...derneath fig 3 3 Connect up the optional room thermostat and or timer as shown in the electrical wiring diagrams in this manual Connect up the electrical power supply fig 3 4 Connect up the room therm...

Страница 17: ...pplicable legisla tion and standards b b On completion of the installation check that all joints are sealed in conformity to the relevant installation standards 3 7 Gas supply conversion The boiler co...

Страница 18: ...ow fig 3 11 24 RAI 31 RAI 45 RAI G30 G31 G30 G31 G30 G31 28 4 36 5 28 8 34 7 27 8 35 7 mbar Disconnect the pressure gauge and close the pressure measurement point Check the tightness of all the joints...

Страница 19: ...he boi ler immediately in the event of flue gas blowback b b Uninsulated flue pipes are potentially dangerous and can cause burns Fig 3 13 DESCRIPTION MODEL 24 RAI 31 RAI 45 RAI B 72 77 97 mm I 132 14...

Страница 20: ...tching the boiler s mains power switch and con trol panel switch OFF 0 before starting to empty the boiler fig 3 17 Make sure that the water circuit shut off cocks are closed Connect a rubber hose to...

Страница 21: ...mer or timer thermostat make sure that this is switched On and adjusted to the required temperature 20 C fig 4 2 Adjust the boiler s own temperature control to the desired temperature not necessary if...

Страница 22: ...llows to reset the safety ther mostat Wait for about 1 minute then press the bur ner reset button fig 4 6 Wait for the burner to complete the entire start up cycle again up to the ignition of the flam...

Страница 23: ...mperature control is turned down fig 4 8 The control panel switch is switched OFF fig 4 8 The temperature setting on the room ther mostat or timer is reduced fig 4 9 Make sure that the pump if fitted...

Страница 24: ...following operations Switch the boiler off at the control panel switch and check that the green power indi cator goes out fig 5 1 Turn the mains power switch OFF fig 5 2 Close the boiler s fuel cock a...

Страница 25: ...normally consists of the following operations Remove encrustations from the burner Remove encrustations from the heat exchangers Check and clean the flue pipes Check the efficiency of the external cas...

Страница 26: ...ber 1100279 Pump or valve controlled multizone central hea ting kit with total shut down function fig 7 2 part number 696439 RO120 storage cylinder fig 7 3 part number 696339 Pump manifold fig 7 4 par...

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Страница 28: ...taclima it Beretta is constantly improving its products and therefore reserves the right to modify the characteristics and specifications of the appliance described in this manual at any time and with...