Riello RS 190/E, Installation, Use And Maintenance Instructions

Page 1: ...52068 5 10 2014 Installation use and maintenance instructions Forced draught gas burners Progressive two stage or modulating operation CODE MODEL C9327400 RS 190 E C9327410 RS 190 E 20094407 RS 190 E...

Page 2: ...Original instructions...

Page 3: ...allation 16 4 1 Notes on safety for the installation 16 4 2 Handling 16 4 3 Preliminary checks 16 4 4 Operating position 17 4 5 Preparing the boiler 17 4 5 1 Boring the boiler plate 17 4 6 Securing th...

Page 4: ...inimum gas pressure switch 29 5 6 Flame signal measurement 30 5 7 Final checks with the burner working 30 6 Maintenance 31 6 1 Notes on safety for the maintenance 31 6 2 Maintenance programme 31 6 2 1...

Page 5: ...alth risks CAUTION This symbol indicates operations which if not car ried out correctly may cause damage to the ma chine and or injury to people DANGER DANGER LIVE COMPONENTS This symbol indicates ope...

Page 6: ...egular development of the flame as structurally established insufficient and inappropriate surveillance and care of those burner components most subject to wear and tear use of non original components...

Page 7: ...ance Only those parts envisaged by the manufacturer can be replaced 2 2 Personnel training The user is the person body or company that has acquired the ma chine and intends to use it for the specific...

Page 8: ...sure at max delivery 2 SCFH WC Natural gas 8673 5 9 Operation Low high or modulating Standard applications Boilers water steam thermal oil Ambient temperature F 32 104 0 40 C Combustion air temperatur...

Page 9: ...of the combustion head requires the burner to be opened and the rear part drawn back on the sliding bars The dimensions of the open burner are indicated by position I 3 6 Burner equipment The burner i...

Page 10: ...N 25 Fan air inlet 26 Screws to secure fan to pipe coupling 27 Switch LOCAL REMOTE 28 Gas butterfly valve 29 Boiler fixing flange 30 Flame stability disc 31 Horn 32 Button ALARM SILENCE 33 Signal POWE...

Page 11: ...case of different air tem perature a compensation of 1000 ft each 20 F 305 m each 11 C is applicable 100 ft 2 F Example Rated capacity 3000 MBtu hr Rated air pressure 1 5 WC Real altitude 5000 ft Rea...

Page 12: ...8 908 2 875 8 843 5 811 85 779 8 747 8 Average barometric pressure 68 F w c 399 394 385 371 358 345 332 320 307 294 CORRECTED BURNER AIR PRESSURE ACCORDING TO ALTITUDE Altitude Rated Pressure m a s l...

Page 13: ...nimum furnace dimensions The firing rates were obtained in special test boilers Fig 5 indicates the diameter and length of the test combustion chamber Example Output 6400 Mbtu hr diameter 31 5 inch le...

Page 14: ...uits via which it is possible to easily identify any causes of malfunctioning Mechanical design The following system components are integrated in the LMV37 4 basic unit Burner control with gas valve p...

Page 15: ...voltage Nominal current Power factor AC 120 V 50 60 Hz 1 6 A pilot duty load declaration to UL372 cos 0 4 Alarm output Nominal voltage Nominal current Power factor AC 120 V 50 60 Hz 1 A cos 0 4 Ignit...

Page 16: ...T P 10 Shutdown Operation Startup Valve proving OUTPUTS INPUTS Phase number Fuel Actuator 2 Air Actuator 1 Actuators Safety limit thermostat STB Control thermostat or pressurestat R Flame signal FS A...

Page 17: ...ors can be seen on the dis play of the Operator Panel Index 0 for fuel actuator index 1 for air actuator Installation notes Always run the high voltage ignition cables separate from the unit and other...

Page 18: ...ntion keep any unauthorised people at a distance check the integrity and suitableness of the available means of handling Check also that the area in which you are working is empty and that there is an...

Page 19: ...romise the extraction of the blast tube For boilers with a water cooled frontal a refractory lining is not necessary 11 12 Fig 11 unless expressly requested by the boiler manufacturer Tab D WARNING Th...

Page 20: ...f ft after protecting their thread with anti seize products The seal between burner and boiler must be airtight After the start up check there is no leakage of flue gases into the external environment...

Page 21: ...sliding bars 5 install the extensions 15 and re screw the screws 2 remove the two screws 4 pull back the burner on the sliding bars 5 of about 4 disconnect the electrode lead then unthread the burner...

Page 22: ...e 4 8 2 Gas adjustment When the burner is working at the maximum output 5680 MBtu hr fit the discs 1 and 2 Fig 16 supplied as part of the standard equipment removing the internal tube 3 Fig 16 If the...

Page 23: ...position shown in Fig 18 unscrew the 2 screws 2 from the extension 5 and reposition them as previously Fig 18 refit the screws 2 on the sliding bars 3 fix the burner to the pipe coupling with the scre...

Page 24: ...nput pipe 2 Manual valve 3 Pressure regulator 4 Minimum gas pressure switch 5 1st safety shut off valve 6 2nd safety shut off valve 7 Standard issue burner with flange gasket 8 Gas adjustment butterfl...

Page 25: ...chamber 1 2 wc 6 0 1 2 4 8 wc A maximum output of 7800 MBtu hr corresponds to 4 8 wc pres sure This value serves as a rough guide the effective output must be measured at the gas meter NOTE To know t...

Page 26: ...ation label and in this manual Do not invert the neutral with the phase in the electrical supply line Any inversion would cause a lockout due to firing failure The electrical safety of the device is o...

Page 27: ...a nominal value To reset in the case of an intervention of the thermal relay press the button RESET Fig 24 The button STOP Fig 24 opens the NC 95 96 contact and stops the motor To test the thermal re...

Page 28: ...at 575V WARNING the motors manufactured for 575V IE2 Epact voltage have the same control box base of the IE1 motors Please pay attention to the indications in case of maintenance or substitution 4 15...

Page 29: ...rt of the scale Purge the air from the gas line Fit a U type manometer Fig 32 to the gas pressure test point on the sleeve The manometer readings are used to calculate the MAX burner power using the d...

Page 30: ...generators in parallel The system includes the following basic functions air and fuels are supplied in correct quantities by positioning the valves by direct servo control thus avoiding the possibilit...

Page 31: ...ntil the burner locks out Then turn the knob counter clockwise about 20 of the set point and start up the burner again to ensure the set point is correct If the burner locks out again turn the knob co...

Page 32: ...the right the flame s intensity is displayed as a percentage Example 954 0 0 5 7 Final checks with the burner working S8171 P V h min s Fig 37 Open the control limit operation Open the high limit ope...

Page 33: ...accompanying instructions in or der to maintain all the original combustion characteristics intact es pecially the flue gas temperature and combustion chamber pressure Gas leaks Make sure that there...

Page 34: ...ract the inner part 5 of the head 6 4 Closing the burner In order to close the burner re install all components with reverse procedure remove the 2 extensions 9 and re screw the screws 8 on the slidin...

Page 35: ...trol box manual supplied When the burner starts again the red LED goes out and the control box is reset 7 Faults Probable causes Solutions WARNING In the event of a burner lockout more than two con se...

Page 36: ...rts A Appendix Spare parts 1 2 3 4 5 5 7 6 8 9 10 10 12 13 14 15 16 17 18 19 20 21 22 23 23 25 26 27 28 30 31 32 32 33 34 35 36 37 38 39 40 41 42 43 44 46 47 48 49 51 53 54 55 56 57 58 59 60 62 63 63...

Page 37: ...TCH 15 3013095 CONNECTOR C 16 3005482 SEAL B 17 20010967 AZL DISPLAY 18 20010968 ELECTRONIC CAM C 19 20031411 POWER REGULATOR 20 3013940 CONNECTORS ASSEMBLY B 21 20031014 MOTOR C 21 3014152 MOTOR C 22...

Page 38: ...1 7A 120V 45 3012971 GAS DIFFUSER 46 3012588 DISC A 49 3012948 AIR PRESSURE SWITCH A 50 3013933 INSPECTION WINDOW 51 20010962 BUTTON 52 3013856 SEAL B 53 3012049 SCREW 54 3012639 CONTROL DEVICE C 55 3...

Page 39: ...ssories 37 20052068 GB Gas train according to UL Standards B Appendix Accessories WARNING The installer is responsible for the supply and instal lation of any required safety device s not indicated in...

Page 40: ...2 Low Fire High Fire Main Power Supply O2 Low Fire High Fire Control Power Supply CO Low Fire High Fire Burner Firing Rate NOX Low Fire High Fire Manifold Pressure Net Stack Temp Low Fire High Fire Pi...

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Page 44: ...ORTH AMERICA 35 Pond Park Road 1 800 4 RIELLO 2165 Meadowpine Blvd Hingham Massachusetts 1 800 474 3556 Mississauga Ontario U S A 02043 Canada L5N 6H6 http www riello ca RIELLO S p A I 37045 Legnago V...