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2915861 (1)

Installation, use and maintenance instructions

Gas burner

  

  

CODE

MODEL

TYPE

3751782

GAS 5

517 T80

Summary of Contents for GAS 5

Page 1: ...2915861 1 Installation use and maintenance instructions Gas burner CODE MODEL TYPE 3751782 GAS 5 517 T80...

Page 2: ...phase 380 V 10 10 60Hz with neutral Motor 1 9 A 380 V Ignition transformer Primary 1 8A 220V Secondary 1 x 8 kV 30 mA Absorbed electrical power 1 1 kW 1 Air shutter control 2 Air shutter lock nut 3 Co...

Page 3: ...rews 1 and 2 and withdrawing the group A from the holding bars 3 Fix the group B to the boiler front plate 4 using the gasket 5 provided as accessory 2 3 5 4 1 A B S7499 1 Gas pipe line 7 Gas shut off...

Page 4: ...in 550 kW it is necessary a gas pressure of 9 mbar and the combustion head set as indicated at page 7 If the combustion chamber is pressurized at 2 mbar the pressure detected at the test point 8 is 9...

Page 5: ...e K1 Relay MB Burner terminal strip MV Fan motor PA Air pressure switch RMG Control box RT Overload S Suppressor SO Ionisation probe TA Ignition transformer TB Burner earth KEY TO LAYOUT ATTENTION In...

Page 6: ...ing the metal weldnuts from the pre sheared holes and inserting a commun fair lead for the passage and the clamping of the leads NOTES Do not exchange the neutral wire with the phase avoid the plug pi...

Page 7: ...nt pressure by turning slowly clockwise the knob till reaching the burner lock out Thereafter turn the knob anticlockwise for 1 mbar and repeat the burner start up for checking the regularity if lock...

Page 8: ...the plate 4 Tighten the screws 1 Gas setting Loosen the screw 5 move the ring 6 so that the pointer 7 is coincident with the desired set point 8 Tighten the screw 5 Attention the set point number is t...

Page 9: ...e burner normally supplies a higher current value so that no check is needed However if a measurement of the ionization current is required it is necessary to disconnect the probe lead and insert a d...

Page 10: ...iled The burner does not pass through the pre purge peri od and the control box goes to lock out The air pressure switch does not change over it has failed or the air pressure is too low combustion he...

Page 11: ...ame signal Electrical supply lower than 170V Lock out Extraneous light Key Off Yellow Green Red SIGNAL PROBABLE CAUSE 2 flashes The flame does not stabilise at the end of the safety time faulty ionisa...

Page 12: ...RIELLO S p A Via degli Alpini 1 I 37045 Legnago VR Tel 39 0442 630111 Fax 39 0442 630375 http www rielloburners com Subject to modifications...

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