Riello 3756615, Installation, Use And Maintenance Instructions

Page 1: ...2903337 1 11 2008 Installation use and maintenance instructions Forced draught gas burner One stage operation CODE MODEL TYPE 3756615 FS5 564M ...

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Page 3: ...23 58 kW 20 000 50 000 kcal h Gas Family 2 Net heat value 8 12 kWh m3 7 000 10 340 kcal m3 Pressure min 10 mbar max 40 mbar Electrical supply single phase 230V 10 50Hz Motor 230V 0 65A Capacitor 2 µF Ignition transformer primary 230V secondary 15 kV Absorbed electrical power 0 15 kW 1 Air damper 2 Screws for fixing the air damper 3 Grommet 4 Screw for fixing the cover 5 Air pressure switch 6 6 Pol...

Page 4: ...10 140 Rp 1 2 180 138 125 D5066 Quantity Description 4 1 3 1 1 Screws with nuts Insulating gasket Screws for fixing the cover Grommet Hinge Separate the combustion head assembly from the burner body by removing nut 1 and removing group A Fix the head assembly group B to the boiler 2 insert the equipped insulating gasket 3 1 3 2 A B D5067 HINGE ASSEMBLY S7392 ...

Page 5: ...stion chamber dimensions differ from those shown in EN 676 please consult the manufacturers CORRELATION BETWEEN GAS PRESSURE AND BURNER OUTPUT To obtain the maximum output a gas head pressure of 4 6 mbar is measured with the combustion chamber at 0 mbar using gas G20 with a net heat value of 10 kWh m3 8 570 kcal m3 0 8 0 0 2 0 4 0 6 Pressure in the combustion chamber mbar 20 000 30 000 40 000 50 0...

Page 6: ...e installer 3 Gas pressure gauge charged to the installer 4 Filter 5 Gas pressure switch 6 Safety valve 7 Pressure governor 8 Adjusting valve M1 Gas supply pressure test point M2 Pressure coupling test point 1 D5069 M2 2 3 M1 4 5 6 7 8 D7279 6 7 8 MBC 65 DLE D5033 Ignition electrode Diffuser WARNING 2 5 3 5 mm probe Probe Electrode Put the ceramic near the diffuser disc 2 IMPORTANT Do not turn the...

Page 7: ...ents on burners BC Components on boiler C Motor capacitor E Ignition electrode F1 Filter h1 Hour counter IN Manual burner stop switch MV Fan motor Q1 Single phase knife switch PA Air pressure switch PG Minimum gas pressure switch S3 Remote lock out signal ION Ionisation probe TA Ignition transformer TB Burner earth TL Limit thermostat TS Safety thermostat VR Adjustment valve VS Safety valve Y Gas ...

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Page 10: ...o improve air pressure switch operation or improve combustion it may be necessary to reduce this setting set point toward position 0 It is advisable to set the burner according to the type of gas used and following the indications of the table IONIZATION CURRENT The minimum current required by the control box is 5 µA The burner would normally have a higher current value than this but if a check is...

Page 11: ... value and the CO in the flue gases exceeding 1 10 000 ppm To check this insert a combustion analyser in the flue slowly reduce the burner air setting for example with a piece of cardboard and verify that the burner locks out before the CO value in the flue gases ex ceeds 1 BURNER START UP CYCLE When flame failure occurs during working shut down takes place within one second START UP CYCLE DIAGNOS...

Page 12: ...t pulses to tell you the operation is done Release the button once the light pulses The number of times it pulses tells you the cause of the mal function indicated in the table below SOFTWARE DIAGNOSTICS Reports the life of the burner by means of an optical link with the PC indicating hours of operation number and type of lock outs serial number of control box etc To view diagnostics proceed as fo...

Page 13: ... damper Checking the proper positioning of the ionisation probe and electrode Checking the adjustment of the air pressure switch and the gas pressure switch Let the burner work at full speed for approximately ten minutes correctly adjusting all the elements indicated in this manual Then carry out the analysis of the scale combustion by checking Percentage of CO2 CO Content ppm NOx content ppm Ioni...

Page 14: ...leed air 13 Gas valves unconnected or with interrupted coil Check connections or replace coil 3 blinks The burner does not switch on and the lockout appears 14 Air pressure switch in operating position Adjust or replace The burner switches on but then stops in lockout Air pressure switch inoperative due to insufficient air pressure 15 Air pressure switch incorrectly adjusted Adjust or replace 16 P...

Page 15: ...manual valves between contactor and train 40 Mains gas pressure insufficient Contact your GAS COMPANY 41 Minimum gas pressure switch fails to close Adjust or replace The burner continues to repeat the start up cycle without lockout 42 The gas pressure in the gas mains lies very close to the value to which the mini mum gas pressure switch has been set The sudden drop in pressure after valve opening...

Page 16: ... approximately 3 seconds The number of pulses will measure the probe DETECTION TIME since the opening of gas valves according to the following table KIT INTERFACE ADAPTER RMG TO PC Code 3002719 SIGNAL FLAME DETECTION TIME This is updated in every burner start up Once read the burner repeats the start up cycle by briefly pressing the control box button WARNING If the result is 2s ignition will be r...

Page 17: ... heat dissipation grilles or the ventilation openings in rooms where the control box is installed be plugged with rags paper or anything else No attempt must be made to repair the control box by non authorised personnel It is dangerous to twist or pull the electrical cables Under no circumstances must any attempt be made to carry out any cleaning operations before unplug ging the control box from ...

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Page 20: ...RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello it http www rielloburners com ...