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RX
IT
ES
PT
GB
GR

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Summary of Contents for Sime RX Series

  • Page 2: Installer Instructions

    INSTALLER INSTRUCTIONS CONTENTS DESCRIPTION OF THE BOILER ................INSTALLATION .
  • Page 3: Description Of The Boiler

    DESCRIPTION OF THE BOILER 1. 1 INTRODUCTION europen specification EN 297. – “RX 19-26 PVA CE” with pump, These appliances can be fired by natu- expansion vessel and piezoelectric The new series of “RX” gas-fired hea- ral gas (methane) and butane gas ignition ting boilers has been designed and (G30) or propane gas (G31).
  • Page 4 TECHNICAL FEATURES Heat output 22,0 30,5 39, 1 48,8 60,7 kcal/h 18.900 26.200 33.600 42.000 52.200 Heat input 25,0 34,8 44,8 55,0 69,2 kcal/h 21.500 29.900 38.500 47.300 59.500 Number of sections Water content Power consumption 5-16*-100** 5-16*-100** 5-16* 5-16* 5-16* Maximum water head Maximum temperature...
  • Page 5: Installation

    MAIN COMPONENTS 1 Main switch 2 Lock out lamp (“IONO” vers.) 3 Smoke stat 4 Hydrometer 5 Thermometer 6 Safety stat (“IONO” vers.) 7 Air vent valve (“PVA” vers.) 8 Pump (“PVA” vers.) 9 Gas pilot tube 10 Drain cock (1/2”) 11 Pilot burner 12 Interrupted thermocouple 13 Piezoelectric ignition...
  • Page 6 NOTA: SIME refuses all responsibility – be topped by a chimneypot having its for damage to people or things due to CHARACTERISTICS outlet outside the reflux area in non-earthing of the boiler.
  • Page 7 Main switch Circulating pump (“PVA” vers.) VG Gas valve Interrupted thermocouple TC Boiler stat TS Safety stat TA Room stat TF Smoke stat NOTE: Where the circulating pump is installed outside the boiler the electric connection must be made on the termi- nals 2 and 4 of the terminal board, otherwise the pilot flame may go out Fig.
  • Page 8: Characteristics

    CHARACTERISTICS 3. 1 ELECTRONIC IGNITION The “IONO” boilers are equipped with 1 Ionisation electrode support electronic ignition without pilot flame; 2 Ionisation electrode they are therefore equipped with an 3 Ignition electrode electric control and protection device. An electronic programmer, model Brahma FM 11, controls the ignition and the ionisation by means of two electrodes as shown in fig.
  • Page 9: Use And Maintenance

    SAFETY STAT ting trip off, it will be necessary to GRUNDFOS UPS 25/50 circulating unscrew the cover and reset the but- pumps. In case the boiler temperature ton below for the pilot burner to Both have a built-in speed selector for exceeds 95°C the safety stat (6-14 fig.
  • Page 10 ADJUSTING GAS VALVE “19-26 IONO” VERSIONS Standard “RX 19-26 CE IONO” and “RX 19-26 PVA CE IONO” boilers with electronic ignition feature a SIT 830 1 “Soft” igniter regulator TANDEM gas valve (fig. 9). 2 Outlet pressure tap When the boiler is ignited for the first 3 Inlet pressure tap time, it is always better to purge the 4 Main burner...
  • Page 11 – Remove front and back panels by loo- and safety devices should be carried – Make sure power arrives to the gas sening the four nuts which fix them out at the end of each season only by valve. to the panels side. authorized technical personel.
  • Page 12: User Instructions

    USER INSTRUCTIONS WARNINGS – In case of fault and/or incorrect equipment operation, deactivate it, without making any repairs or taking any direct action. Contact the nearest Authorised Technical Service Centre. – The installation of the boiler and any servicing or maintenance job must be carried out by qualified personnel. Under no circumstances, the devices sealed by the manufacturer can be tampered with (pr EN 89).
  • Page 13 flame off completely, it is necessary to (4 fig. 11) has pressure values at a turn the gas valve button (15 fig. 11) switched-off system of 1 - 1,2 bar. clockwise. If the pressure is less than 1 bar, re- charge it rotating the knob anti-clock- On “RX CE IONO”...

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