Riello C9342400 Скачать руководство пользователя страница 1

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20092542 (5) - 02/2022

Installation, use and maintenance instructions

Forced draught gas burners

Progressive two-stage or modulating operation

CODE

MODEL

C9342400 - C9342410

RS 68/E LN

C9343400 - C9343410 - C9343401

RS 120/E LN

Содержание C9342400

Страница 1: ...5 02 2022 Installation use and maintenance instructions Forced draught gas burners Progressive two stage or modulating operation CODE MODEL C9342400 C9342410 RS 68 E LN C9343400 C9343410 C9343401 RS 120 E LN GB ...

Страница 2: ......

Страница 3: ...ion 11 3 10 Control box for the air fuel ratio LMV37 4 12 3 11 Actuators SQM33 5 15 4 Installation 16 4 1 Notes on safety for the installation 16 4 2 Handling 16 4 3 Preliminary checks 16 4 4 Operation position 16 4 5 Preparing the boiler 17 4 5 1 Boiler plate 17 4 6 Securing the burner to the boiler 17 4 7 Electrode positioning 18 4 8 Combustion head calibration 18 4 9 Adjustment of the combustio...

Страница 4: ...Flame signal measurement 28 5 7 Final checks with the burner working 28 6 Maintenance 29 6 1 Notes on safety for the maintenance 29 6 2 Maintenance programme 29 6 2 1 Maintenance frequency 29 6 2 2 Safety test with gas ball valve closed 29 6 2 3 Checking and cleaning 29 6 2 4 Safety components 30 6 3 Opening the burner 31 6 4 Closing the burner 31 A Appendix Spare parts 32 B Appendix Accessories 3...

Страница 5: ...ealth 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 operations which if not car ried out correctly lead to electric shocks with lethal consequences DANGER FLAMMABLE MATERIAL This symbol indicates the presence of flammable materials DANGER BURNING This sy...

Страница 6: ...he regular 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 including spare parts kits accessories and optionals force majeure the manufacturer furthermore declines any and every re sponsibility for the failure to observe the contents of this manual 1 2 1...

Страница 7: ...nance 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 purpose He is responsi ble for the machine and for the training of the people working around it The user undertakes to entrust the machine exclusively to suitably trained and qualified personnel unde...

Страница 8: ...n of the burner Model RS 68 E LN RS 120 E LN Output 1 High MBtu hr kW 1327 3258 389 955 2282 4924 666 1443 Low MBtu hr kW 570 167 1136 333 Fuel Natural gas Max delivery Pressure at maximum delivery 2 natural gas SCFH WC 3258 4 60 4924 8 85 Operation Low high or modulating Standard application Boilers water steam thermal oil Ambient temperature F 32 104 0 40 C Combustion air temperature F max 140 6...

Страница 9: ...ly V Ph Hz 120 1 60 Main electrical supply 10 V Ph Hz 230 3 60 460 3 60 575 3 60 Fan motor IE3 NEMA Premium Efficiency rpm HP kW V A 3480 3 2 2 230 7 6 3480 3 2 2 460 3 8 3480 3 2 2 575 3 Ignition transformer V1 V2 I1 I2 120 V 1 x 8 kV 1 6 A 20 mA Electrical power consumption W max 2550 Electrical control circuit consumption W 750 Total electrical consumption W 3300 Electrical protection NEMA 1 We...

Страница 10: ...A B C D E F G H I L M N O RS 68 E LN 23 27 64 12 3 4 10 5 8 25 13 64 40 3 4 9 17 32 8 37 64 16 47 64 63 15 32 8 25 32 5 5 8 8 3 4 2 RS 120 E LN 23 27 64 12 3 4 10 5 8 25 13 64 40 3 4 9 17 32 8 37 64 16 47 64 63 15 32 8 25 32 5 5 8 8 3 4 2 D731 Fig 1 WARNING The firing rate was obtained considering a room temperature of 68 F and an atmospheric pressure of 394 WC approx 0 ft above sea level with the...

Страница 11: ...o Qburner Qfoc F 4 500 0 908 4 956 Mbtu h AIR TEMPERATURE Altitude Altitude bar press bar press 0 5 10 15 20 25 30 40 C ft a s l m a s l w c mbar 32 41 50 59 68 77 86 104 F 0 0 399 1013 00 1 087 1 068 1 049 1 031 1 013 0 996 0 980 0 948 328 100 394 1000 00 1 073 1 054 1 035 1 017 1 000 0 983 0 967 0 936 1 000 305 385 977 40 1 049 1 030 1 012 0 994 0 977 0 961 0 945 0 915 2 000 610 371 942 80 1 012...

Страница 12: ...best results are obtained in terms of low NOx emissions The maximum thickness of the boiler s front door must not exceed 8 Fig 4 For flame inversion boilers a kit is available to reduce CO emis sions if required The kit includes 5 gas pipes identical to the other 5 already fitted to the burner head In standard conditions the burner head is fitted with a second group of pipes with gas outlet in a d...

Страница 13: ...pressure test point and head fixing screw 22 Combustion head air pressure test point 23 Extension sliding bars 24 Switch OFF ON 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 POWER ON 34 Signal IGNITION ON 35 Signal FUEL ON 36 Signal ALARM ON 37 RWF55 m...

Страница 14: ...rcuits 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 proving system Electronic air fuel ratio control Control frequency converter air fan Modbus interface Installation notes Always run high voltage ignition cables separately while ob serving the greate...

Страница 15: ...inal 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 Ignition transformer Nominal voltage Nominal current Power factor AC 120 V 50 60 Hz 1 6 A pilot duty load declaration to UL372 or 250 VA ignition load declaration to UL372 cos 0 2 Fuel valves Nominal v...

Страница 16: ...P 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 Air pressure switch LP Pressure switch min Pmin Pressure switch max Pmax Valve proving leakage test P LT POC alternative to Pmax No load position Ignition load Postpurge position Nominal load Low fire...

Страница 17: ...s 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 cables while observing the greatest possible dis tance The holding torque is reduced when the actuator is disconnect ed from power Technical data Tab H WARNING To avoid injury to persons damage to prop...

Страница 18: ...ride halogen if present it is highly recommended to carry out cleaning and maintenance more frequently WARNING The handling operations for the burner can be high ly dangerous if not carried out with the greatest at tention 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...

Страница 19: ...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 I 4 6 Securing the burner to the boiler Secure the burner to the boiler fixing the flange 9 Fig 11 to the boiler plate and interposing the insulating gasket 8 Use the 4 screws with a tightening torque of 26 29 Lbf ft after pro tecting their thread with...

Страница 20: ...e other hand it is in area B before starting the burner remove the 4 circular sec tors 1 Fig 13 fastened behind the stabilizing disc by removing the 8 screws 2 Fig 13 Detach the combustion head from the burner Fig 11 loosen the 4 screws 3 and remove the cover 1 remove the screws 2 from the slide bars 5 remove the 2 screws 4 and pull the burner back on slide bars 5 by about 4 install the extension ...

Страница 21: ...ex 6 Tighten the 3 screws 1 fully down Example RS 120 E LN burner output 3750 MBtu hr If we consult diagram Fig 15 we find that for this output the ad justments are air R1 notch 2 gas R2 notch 5 Note Diagram Fig 15 indicates an optimal regulation for a type of boiler seen in Fig 3 page 10 If the pressure of gas allows it by closing ring nut Fig 3 page 10 a reduction of the formation of NOx is obta...

Страница 22: ...r as the pipe coupling burner in the 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 screws 1 WARNING When fitting the burner on the two sliding bars it is advisable to gently draw out the high volt age cable until it is slightly taut 4 2 5 3 4 1 Fig 1...

Страница 23: ...ired standards and is supplied separately from the burner Key Fig 20 1 Gas input 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 butterfly valve 9 Burner 10 Maximum gas pressure switch On the burner Explosion danger due to fuel leaks in the presence of a flamma...

Страница 24: ...e gas meter NOTE To know the required gas pressure at test point 1 Fig 21 set the maximum output required from the burner operation then find the nearest output value in the table for the burner in ques tion read on the diagram Fig 22 the pressure test point 1 Fig 21 add this value to the estimated pressure in the combustion chamber Example for RS 120 E LN Maximum output required 3750 MBtu hr Ring...

Страница 25: ...abel 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 obtained only when it is correctly connected to an efficient earthing system made according to current standards It is necessary to check this fundamental safety requirement In the event of doubt have the ele...

Страница 26: ...or is 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 relay insert a screwdriver in the window TEST Fig 25 and move it in the sense of the arrow towards right 4 14 2 Electronic thermal relay To reset in the case of an intervention of the thermal relay...

Страница 27: ... the motors manufactured for 575V IE3 NEMA Premium Efficiency voltage have the same control box base of the IE1 and IE2 Epact motors Please pay attention to the indications in case of maintenance or substitution 4 17 Reversible direction WARNING If it is necessary to reverse the direction then reverse the two main supply phases For example L1 with L2 there is not difference between IE1 IE2 Epact a...

Страница 28: ...rt up calibration and operation of the burner WARNING The first start up of the burner must be carried out by qualified personnel as indicated in this manual and in compliance with the standards and regula tions of the laws in force WARNING Check the correct working of the adjustment com mand and safety devices WARNING Refer to paragraph Safety test with gas ball valve closed on page 29 before the...

Страница 29: ... point and start up the burner again to ensure the set point is correct If the burner locks out again turn the knob counter clockwise a little bit more 5 5 2 Maximum gas pressure switch Adjust the maximum gas pressure switch Fig 36 after making all other burner adjustments with the maximum gas pressure switch set to the end of the scale To calibrate the maximum gas pressure switch open the tap and...

Страница 30: ...l measurement Check the flame signal through the parameter 954 as indicated in Fig 38 The displayed value is expressed in percentage For further and specific information please refer to the specific instruction manual The value during the operation must be higher than 24 If at the burner start up the value is higher or equal of 18 the burner locks out due to the extraneous light The display Fig 38...

Страница 31: ...erting a tester Some valves are equipped with light sig nals or close open position indicator that turn on at the same time as their power supply 6 2 3 Checking and cleaning Combustion The optimum calibration of the burner requires an analysis of the flue gases Significant differences with respect to the previous measurements indicate the points where more care should be ex ercised during maintena...

Страница 32: ... The specified life cycles do not refer to the warranty terms indicated in the delivery or payment conditions Tab J WARNING Be extremely careful while troubleshooting the detector line voltage is present on some of the terminals when power is on Open the master switch to disconnect power before removing or installing the sensor 2 Fig 39 20097431 Safety component Life cycle Flame control 10 years o...

Страница 33: ...ure remove the 2 extensions 9 and re screw the screws 8 on the sliding bars 4 push the burner up to approximately 4 from the pipe coupling reinsert the electrode lead and slide the burner as far as the stop fix the screws 3 to secure the burner to the combustion head fix the 4 screws 1 to install the cover 2 DANGER Disconnect the electrical supply from the burner by means of the main system switch...

Страница 34: ...20092542 32 GB Appendix Spare parts A Appendix Spare parts ...

Страница 35: ... POWER REGULATOR C 20 3013940 CONNECTORS ASSEMBLY C 21 3012943 MOTOR 230 460V C 21 20062892 MOTOR 575V C 22 3014106 FUSE 6 3A A 23 20036017 GREEN SIGNAL LIGHT C 24 20115409 STARTER C 25 20027014 WHITE SIGNAL LIGHT C 26 3013981 SCREW C 27 3003891 CONNECTOR C 28 3014079 SPACER 29 20031413 HORN 30 3012393 ELECTRODE CONNECTION A 31 3013081 ELECTRODE A 32 20008601 SERVOMOTOR B 33 3012924 TUBETTO 33 301...

Страница 36: ...A 50 3013938 DISC 51 20010962 BUTTON 52 3013937 HUB 53 3012049 SCREW 54 3012639 CONTROL DEVICE 55 20030203 SHUTTER C 55 20030202 SHUTTER C 56 20030204 BRACKET 57 20086579 UV FLAME SENSOR A 58 20030206 END CONE 59 3020068 RELAY C 60 3003322 CONNECTOR 61 20074800 MANIFOLD 61 20096596 MANIFOLD 62 3013939 INDEX C 63 3013086 SUPPORT 64 3012088 CONNECTOR 65 3013933 VIEWING PORT 66 3014081 BRACKET N CODE...

Страница 37: ...kit Gas train according to UL Standards B Appendix Accessories Burner Code RS 68 E LN 3010247 RS 120 E LN 3010248 WARNING The installer is responsible for the supply and instal lation of any required safety device s not indicated in this manual ...

Страница 38: ...O2 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 Pilot Flame Signal Comb Efficiency Low Fire High Fire Low Fire Flame Signal Overfire Draft High Fire Flame Signal CONTROL SETTINGS Operating Setpoint Low Oil Pressure High Limit Setpoint High Oil Press...

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Страница 40: ...BURNERS NORTH AMERICA 35 Pond Park Road http www riello ca 2165 Meadowpine Blvd Hingham Massachusetts Mississauga Ontario U S A 02043 1 800 4 RIELLO Canada L5N 6H6 RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello com ...

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