background image

20166849

GB

Technical description of the burner

5.4

Overall dimensions

Tab. B

Tab. C

5.5

Firing rate

 (as EN 267)

H

L

T

P

D

E

K

J

Fig. 2

20149646

Model

D

E

H

J

K

L

P

T

RDB1R

89

170

232

75

20

276

207

86

W6

W6

D 1

W 3

W8

W9

W5

W 1

W 2

Fig. 3

20152080

Model

D1

W1

W2

W3

W5

W6

W8

W9

RDB1R

92

130

150

180

11

45°

72

72

Pre

ssure in th

e combustion

chambe

r – 

mbar

Thermal power - kW

D8253

1.2

1.4

1.6

1.8

2

2.2

2.4

0

0.2

0.4

0.6

0.8

1.0

1.2

Fig. 4

Summary of Contents for RDB1R GRANT MILTON 20 kW

Page 1: ...20166849 3 09 2021 Installation use and maintenance instructions Light oil burner One stage operation CODE MODEL TYPE 20040062 RDB1R GRANT MILTON 20 kW 501T1R GB ...

Page 2: ...Original instructions ...

Page 3: ...7 7 6 Installation 8 6 1 Notes on safety for the installation 8 6 2 Handling 8 6 3 Preliminary checks 8 6 4 Working position 9 6 5 Boiler fixing 9 6 6 Burner assembly 10 6 7 Light oil supply 11 6 7 1 Pump 11 6 7 2 Priming pump 11 6 8 Electrical wiring 13 6 8 1 Control box 14 6 8 2 Electrical diagram 15 7 Operation 16 7 1 Notes on safety for the first start up 16 7 2 Combustion adjustment 16 7 3 Re...

Page 4: ...ION ONLY GUIDELINES FOR THE PLACING ON THE MARKET AND OR PUTTING INTO SERVICE OF BURNERS IN ACCORDANCE WITH THE REGULATION EU No 813 2013 IMPLEMENTING DIRECTIVE 2009 125 EC A RIELLO burner Heat Generator where it is matched with a water based boiler Heater Housing with a nominal output 400 kW providing heat for heating purposes and heat to deliver sanitary hot water can be installed With boilers h...

Page 5: ...ied 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 le thal consequences DANGER FLAMMABLE MATERIAL This symbol indicates the presence of flammable materials DANGER BURNING This symbol indicates the risks of burns due to high temperatures DANGER CRUS...

Page 6: ...vent of damage to things or injury to people if such damage injury was due to any of the following causes incorrect installation start up use and maintenance of the burner improper incorrect or unreasonable use of the burner intervention of unqualified personnel carrying out of unauthorised modifications on the equipment use of the burner with safety devices that are faulty incor rectly applied an...

Page 7: ...e Only those parts envisaged by the manufacturer can be replaced 4 2 Personnel training The user is the person body or company that has acquired the machine and intends to use it for the specific purpose He is re sponsible for the machine and for the training of the people work ing around it The user undertakes to entrust the machine exclusively to suitably trained and qualified personnel undertak...

Page 8: ...Hose 5 3 Burner equipment Hose No 1 Fitting for hose No 1 Hexagonal key No 1 Screws of by pass pump No 1 Instruction manual Spare part list No 1 5 Technical description of the burner Model RDB1R Output 1 Thermal power 1 1 4 2 2 kg h 16 6 26 kW Fuel Light oil viscosity 4 6 mm2 s at 20 C Electrical supply Max power supply Short circuit current Single phase 50Hz 230 V 10 1 A 4 A Fan motor Intensity 0...

Page 9: ...L T P D E K J Fig 2 20149646 Model D E H J K L P T RDB1R 89 170 232 75 20 276 207 86 W 6 W 6 D1 W3 W 8 W 9 W 5 W1 W2 Fig 3 20152080 Model D1 W1 W2 W3 W5 W6 W8 W9 RDB1R 92 130 150 180 11 45 72 72 Pressure in the combustion chamber mbar Thermal power kW D8253 1 2 1 4 1 6 1 8 2 2 2 2 4 0 0 2 0 4 0 6 0 8 1 0 1 2 Fig 4 ...

Page 10: ...burner can be highly dangerous if not carried out with the great est attention 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 adequate escape area i e a free safe area to which you can quick ly move if the burner should fall When handling keep the load...

Page 11: ...Installation 1 is preferable as it is the only one that allows performing maintenance operations as de scribed in this manual Installations 2 3 and 4 al low working operations but not maintenance with hooking to the boiler DANGER Any other position could compromise the correct operation of the appliance Installation 5 is forbid den for safety reasons D4618 1 2 3 4 5 Fig 6 Fig 7 1 E9050 Provide an ...

Page 12: ... you use flues for pressure exhaust of flue gases the condensation kind Make sure the air intake tube s inlet is positioned so that it is not likely to be obstructed by foreign matter and where nec essary use suitable screens The inside diameter of the hose must be at least 80 mm The intake tube can be up to 6 metres in length NOTE Burner installation must in any case comply with the flue systems ...

Page 13: ...n the presence of a flammable source Precautions avoid knocking attrition sparks and heat Make sure the fuel shut off valve is closed before performing any operation on the burner WARNING The fuel supply line must be installed by qualified personnel in compliance with current standards and laws WARNING Before activating the burner ensure that the re turn line in the tank is not clogged The presenc...

Page 14: ...tion however is less safe than previous one due to the possibility of leakage of the valve NOTE In case of digital applications the priming pump is possible not only with the previous procedure but also with a specific function implemented into the digital control box see 4 7 9 page 10 In this case the priming pump time could be longer WARNING In order to purging air from oil lines and filters re ...

Page 15: ...r If this is not the case it is necessary to apply in series with IN a timer switch that turns off the burner at least once every twenty four hours Refer to the wiring diagrams 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 eve...

Page 16: ...the installation maintenance and dismantling operations should be performed voltage free The replacement of the Control box must be per formed by qualified personnel as indicated in this manual and in accordance with standards and regulations in force WARNING The safety housing can be used on the burn ers with or without the heater If the heater is damaged introduce the bridge 7 Fig 16 into the sa...

Page 17: ...ectrodes Flame sensor Heater Fig 17 Thermostat TO BE DONE BY of start up Black White Blue White Black THE INSTALLER CARRIED OUT IN THE FACTORY Limit thermostat WARNING Do not swap neutral and phase over fol low the diagram shown carefully and carry out a good earth connection The section of the conductors must be at least 1 mm2 Unless requested otherwise by local stand ards and legislation The ele...

Page 18: ...ions may require a different air damper setting 7 Operation 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 The combustion air is sucked from outside there fore there can be...

Page 19: ...ized when the thermostat calls for heat and after a delay of approximately two minutes depending on room temperature the motor will start The resistance remains energised during working and cuts out when burner shuts down 7 8 Operation programme WARNING The measures in Fig 19 must be respected Fig 19 4 0 3 mm D5230 B 2 2 5 mm Fig 20 Thermostat Motor Ignition transformer Flame Lock out lamp Lock ou...

Page 20: ...e burner suck up any water and impurities deposited at the bottom of the tank with a separate pump Nozzles It is advisable to replace the nozzles every year during routine maintenance Avoid cleaning the nozzle openings Flexible hoses Check that they are in good condition Tank Every 5 years or as needed remove water or impurities that have been deposited at the bottom of the tank using a separate p...

Page 21: ...stat limit is not lock out The flame sensor sees false light Eliminate the light Resistance or start thermostats are faulty Replace them The connections in the control box are wrongly inserted Check and connect completely all the plugs Burner runs normally in the prepurge and ignition cycle and locks out after 5 seconds ca The flame sensor is dirty Clean it The flame sensor is defective Change it ...

Page 22: ...Spare part list 20166849 20 ...

Page 23: ...EALTER ASSEMBLY 9 3005708 FAN C 10 3003602 CONNECTOR C 11 20137157 FLAME SENSOR 12 3008878R KIT SEALS 13 20071576 CAPACITOR 4 5 µF B 14 3007621 HOSE A 15 3008842 TUBE AND CONNECTOR 16 20034559 PUMP C 17 3000443 JOINT A 18 20071577 MOTOR CAPACITOR C 19 3008648 COIL C 20 3008856 CONNECTOR C 21 3008649 PROTECTION 22 3007513 ELECTRODE ASSEMBLY A 23 3008879 COVER 24 3008652 CONTROL BOX B 25 3008851 LEA...

Page 24: ...Subject to modifications RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello it http www riello com ...

Reviews: