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12 

SPARES 

 

Item 

Description 

 

Trianco 

Code 

Riello 

Code 

Trianco 

Code 

Riello 

Code 

Trianco 

Code 

Riello 

Code 

 

Full burner 

RDB2 

224820 

TBC 

224821 

TBC 

224822 

TBC 

Mounting flange gasket 

 

TBC 

TBC 

TBC 

TBC 

224781 

TBC 

Mounting flange 

 

TBC 

TBC 

TBC 

TBC 

224782 

TBC 

Blast tube 

 

TBC 

TBC 

TBC 

TBC 

224783 

TBC 

Electrode assembly 

 

TBC 

TBC 

TBC 

TBC 

224784 

TBC 

Housing screw 

 

TBC 

TBC 

TBC 

TBC 

224785 

TBC 

Nozzle holder 

 

TBC 

TBC 

TBC 

TBC 

224786 

TBC 

Collar 

 

TBC 

TBC 

TBC 

TBC 

224787 

TBC 

Ignition leads  

 

TBC 

TBC 

TBC 

TBC 

224788 

TBC 

Air damper assembly 

 

TBC 

TBC 

TBC 

TBC 

224789 

TBC 

10 

Fan 

 

TBC 

TBC 

TBC 

TBC 

224790 

TBC 

11 

Photocell 

 

TBC 

TBC 

TBC 

TBC 

224791 

TBC 

12 

Capacitor 

 

TBC 

TBC 

TBC 

TBC 

224792 

TBC 

13 

Needle valve 

 

TBC 

TBC 

TBC 

TBC 

224793 

TBC 

14 

Regulator 

 

TBC 

TBC 

TBC 

TBC 

224794 

TBC 

15 

Pump seal 

 

TBC 

TBC 

TBC 

TBC 

224795 

TBC 

16 

Pump 

 

TBC 

TBC 

TBC 

TBC 

224796 

TBC 

17 

Pump 'o'-ring 

 

TBC 

TBC 

TBC 

TBC 

224797 

TBC 

18 

Pump filter 'o'-ring 

 

TBC 

TBC 

TBC 

TBC 

224798 

TBC 

19 

Oil line connector 

 

TBC 

TBC 

TBC 

TBC 

224799 

TBC 

20 

Flexible oil line 

 

TBC 

TBC 

TBC 

TBC 

224800 

TBC 

21 

Oil supply pipe 

 

TBC 

TBC 

TBC 

TBC 

224801 

TBC 

22 

Pressure gauge connector 

 

TBC 

TBC 

TBC 

TBC 

224802 

TBC 

23 

Pump drive coupling 

 

TBC 

TBC 

TBC 

TBC 

224803 

TBC 

24 

Solenoid valve 

 

TBC 

TBC 

TBC 

TBC 

224804 

TBC 

25 

Motor 

 

TBC 

TBC 

TBC 

TBC 

224805 

TBC 

26 

Motor & capacitor 

 

TBC 

TBC 

TBC 

TBC 

224806 

TBC 

26 

Control box housing 

 

TBC 

TBC 

TBC 

TBC 

224807 

TBC 

27 

Control box 

 

TBC 

TBC 

TBC 

TBC 

224808 

TBC 

28 

Solenoid valve cable 

 

TBC 

TBC 

TBC 

TBC 

224809 

TBC 

29 

Burner cover 

 

TBC 

TBC 

TBC 

TBC 

224810 

TBC 

30 

Seals kit 

 

TBC 

TBC 

TBC 

TBC 

224811 

TBC 

 

Air deflector 

 

TBC 

TBC 

TBC 

TBC 

TBC 

TBC 

 

Nozzle

1

 

0.45 x 60ºES 

223283 

 

Nozzle

1

 

0.50 x 80ºEH 

223162 

 

Nozzle

1

 

0.60 x 80ºEH 

26213 

26213 

 

Nozzle

1

 

0.65 x 80ºEH 

223161 

 

Nozzle

1

 

0.75 x 80ºEH 

223538 

 

Nozzle

1

 

0.85 x 80ºEH 

221356 

 

Nozzle

1

 

1.00 x 80ºEH 

26367 

 

Nozzle

1

 

1.10 x 80ºEH 

208693 

 

1

 

Not shown

Summary of Contents for RDB2

Page 1: ...15 20 kW 20 26 kW 29 36 kW Please read these instructions carefully before commissioning and using this appliance To be retained by the householder Burner Setup Details Riello RDB2 ...

Page 2: ...her exposed areas When disposing of materials limit dust and the risk of inhalation by using a water spray Ensure materials are securely wrapped Seek urgent medical attention if inhaled or ingested Exposure to eyes and skin should be followed by immediate cleansing of the affected areas and medical attention if necessary Glues Sealants and Paints The glues sealants and paints used present no known...

Page 3: ... Page no Technical specifications 4 Burner setup 4 Combustion air adjustment 5 Oil pump 6 Nozzle replacement 7 Electrode positions 8 Burner removal 8 Control box wiring removal 9 Fault finding 10 11 Spares 12 13 ...

Page 4: ... 31 5 kW h 107 441 Btu h 0 85 x 80ºEH 130 psi 9 bar C 4 5 12 0 32 8 kW h 112 000 Btu h 35 3 kW h 120 500 Btu h 1 0 x 80ºEH 110 psi 7 6 bar E 4 0 12 0 36 0 kW h 125 000 Btu h 39 2 kW h 133 712 Btu h 1 1 x 80ºEH 125 psi 9 bar E 4 5 12 0 Note 1 The primary air damper should remain at the position indicated The secondary air damper settings are for guidance only individual site conditions such as the ...

Page 5: ...Allen key provided The air setting will be indicated in the display window COMBUSTION AIR AIR DAMPER ADJUSTMENT To conform to Efficiency Directive 92 42 EEC the concentrations of CO and CO2 in the flue gases must be verified As combustion air can be taken from the room in which the boiler is situated or from outside there may be variations in the ratio depending on the combustion air temperature U...

Page 6: ...tion lift is necessary A second flexible hose will be required and the oil pump must first be converted for use Remove the return line plug 2 insert the bypass screw 3 and connect a second flexible oil line not supplied Single pipe oil supplies with a de aerator Where a two pipe suction lift is required but it is not feasible to fit a return pipe an oil de aerator can be used The burner should be ...

Page 7: ...the electrodes remove the nozzle with an appropriate socket or box spanner fig 6 6 Fit a new nozzle of the same specification 7 Replace the flame ring in the same position check the electrode positions fig 7 and tighten 8 Refit the blast tube Fig 5 Fig 6 NOZZLE REPLACEMENT 1 Blast tube retaining screws x2 2 Oil pump 3 Control box 4 Reset button light 5 Mounting flange gasket 6 Air damper fine tuni...

Page 8: ...ng the nozzle loosen the screw B and move the electrodes ahead Fig 7 To remove the burner 2 unscrew the nut that holds it to the mounting flange 1 and pull away leaving the mounting flange and gasket 5 attached to the boiler 4 To remove replace the flange and gasket undo the retaining nuts 3 ...

Page 9: ... Mains switch ST Limit thermostat RT Control thermostat Fig 10 To remove the control box 1 Loosen the screw 1 and open lid 2 2 Remove all components 3 Remove the solenoid valve 3 4 Loosen the two retaining screws 4 5 Disconnect the ignition leads and remove the control box ...

Page 10: ...hotocell not seeing flame Clean photocell check for damage ensure it is fully inserted replace as necessary Low oil pressure Check pump pressure and adjust Morning start lock out Faulty non return valve or air leak Replace non return valve repair leak Low voltage to the boiler Check with electricity supplier to remedy Incorrect combustion settings Check combustion under normal running conditions s...

Page 11: ...11 Fig 11 Burner Fault finding Logic Chart ...

Page 12: ... TBC TBC TBC 224796 TBC 17 Pump o ring TBC TBC TBC TBC 224797 TBC 18 Pump filter o ring TBC TBC TBC TBC 224798 TBC 19 Oil line connector TBC TBC TBC TBC 224799 TBC 20 Flexible oil line TBC TBC TBC TBC 224800 TBC 21 Oil supply pipe TBC TBC TBC TBC 224801 TBC 22 Pressure gauge connector TBC TBC TBC TBC 224802 TBC 23 Pump drive coupling TBC TBC TBC TBC 224803 TBC 24 Solenoid valve TBC TBC TBC TBC 224...

Page 13: ...13 Fig 12 ...

Page 14: ...strations contained within are vested in TR Engineering Ltd and neither the brochure nor any part thereof may be reproduced without prior written consent TR Engineering s policy is one of continuous research and development This may necessitate alterations to this specification Instructions correct at time of going to print January 2011 Item No 224812 Issue No 1 Rev 0 ...

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