Riello RL 28/1 Installation, Use And Maintenance Manual Download

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Installation, use and maintenance instructions
Instrucciones de Instalación, Funcionamiento y Mantenimiento
Instruções de Instalação, Funcionamento e Manutenção

Bruciatori di gasolio
Quemadores de gasóleo
Queimadores a

gasóleo

One stage operation
Funcionamiento a una llama
Funcionamento a uma chama

2916092 (0)

CODE - CÓDIGO

MODEL - MODELO

TYPE - TIPO

3472080

RL 28/1

657 T80

3472081

RL 28/1

657 T80

Summary of Contents for RL 28/1

Page 1: ...nimiento Instruções de Instalação Funcionamento e Manutenção Bruciatori di gasolio Quemadores de gasóleo Queimadores a gasóleo One stage operation Funcionamiento a una llama Funcionamento a uma chama 2916092 0 CODE CÓDIGO MODEL MODELO TYPE TIPO 3472080 RL 28 1 657 T80 3472081 RL 28 1 657 T80 GB E P ...

Page 2: ...aintenance 12 Burner start up cycle diagnostics 13 Resetting the control box and using diagnostics 13 Fault Probable cause Suggested remedy 14 Status optional 15 N B Figures mentioned in the text are identified as follows 1 A part 1 of figure A same page as text 1 A p 3 part 1 of figure A page number 3 NOTE In conformity with Efficiency Directive 92 42 EEC the application of the burner on the boil...

Page 3: ...ing unit characteristics Burner delivery 80 kg h max Light oil pressure 0 7 bar max Ambient temperature 40 C max Light oil temperature 40 C max Attachment connectors 1 4 inch MODEL RL 28 1 TYPE 657 T80 OUTPUT 1 DELIVERY 1 kW 178 332 153 286 15 28 Mcal h kg h FUEL LIGHT OIL Net calorific value kWh kg Mcal kg 11 8 10 2 10200 kcal kg Density kg dm3 0 82 0 85 Viscosity at 20 C mm2 s max 6 1 5 E 6 cSt ...

Page 4: ... reset hold the pushbutton down for between 1 and 3 seconds PACKAGING WEIGHT B Approximate measurements The burner is shipped in cardboard boxe with the maximum dimensions shown in table B The weight of the burner complete with pack aging is indicated in table B MAX DIMENSIONS C Approximate measurements The maximum dimensions of the burner are giv en in C Bear in mind that inspection of the combus...

Page 5: ...TE area values have been ob tained considering a surrounding temperature of 20 C and an atmospheric pressure of 1000 mbar approx 100 m above sea level and with the combustion head adjusted as shown on page 6 TEST BOILER B The firing rate was set in relation to special test boilers in accordance with the methods defined in EN 267 standards Figure B indicates the diameter and length of the test comb...

Page 6: ...ed after having protected the thread with antiscruffing products high tempera ture grease compounds graphite The burner boiler seal must be airtight CHOICE OF NOZZLES Choose the couple of nozzles among those giv en in table C Use nozzles with a 60 spray angle at the recom mended pressure of 12 bar When the burner fires only the first nozzle works Its delivery is higher than that of the second noz ...

Page 7: ... necessary to change a nozzle with the burner already fitted to the boiler proceed as outlined below Retract the burner on its slide bars as shown in fig B p 5 Remove the nuts 1 D and the disk 2 Use spanner 3 D to change the nozzles COMBUSTION HEAD SETTING The setting of the combustion head depends ex clusively on the delivery of the burner in other words the combined delivery of the two nozzles s...

Page 8: ...pipe diameter 1 Burner 2 Pump 3 Filter 4 Manual on off valve 5 Suction line 6 Foot valve 7 Rapid closing manual valve remote con trolled only Italy 8 On off solenoid valve only Italy 9 Return line 10 Check valve only Italy HYDRAULIC CONNECTIONS B The pumps are equipped with a by pass that connects return line with suction line The pumps are installed on the burner with the by pass closed by screw ...

Page 9: ...9 Control deviceTL LAYOUT C RL 28 1 burner electrical connection Cable section not indicated 1 5 mm2 Key to layout C h1 Hourcounter IN Manual burner stop switch S Remote lock out signal TL Limit control device system this shuts down the burner when the boiler tempera ture or pressure exceeds the setpoint value TS Safety control device system this oper ates when TL is faulty X7 7 pole plug NOTE The...

Page 10: ...p can be considered to be primed when the light oil starts coming out of the screw 3 Stop immediately the burner and tighten the screw 3 The time required for this operation depends upon the diameter and length of the suction tub ing If the pump fails to prime at the first starting of the burner and the burner locks out wait ap prox 15 seconds reset the burner and then re peat the starting operati...

Page 11: ... not be altered unless the delivery of the burner is changed Pump pressure 12 bar This is the pressure calibrated in the fac tory which is usually sufficient for most purposes Sometimes this pressure must be adjusted to 10 bar in order to reduce fuel delivery This ad justment is possible only if the surrounding tem perature remains above 0 C 14 bar in order to increase fuel delivery or to en sure ...

Page 12: ... it comes into contact with the spark This is the ignition flame 29 s The ignition transformer switches off 36 s The solenoid valve 11 opens the fuel passes through the piping 13 and filter 14 and is then sprayed out through the 2nd noz zle This is the operating flame The starting cycle comes to an end STEADY STATE OPERATION When the boiler temperature or pressure increases until control device TL...

Page 13: ...ies are observed inside the pump use a separate pump to lift any water and other impurities that may have deposited on the bottom of the tank Then clean the insides of the pump and the cov er sealing surface Fan Check to make sure that no dust has accumulat ed inside the fan or on its blades as this condi tion will cause a reduction in the air flow rate and provoke polluting combustion Combustion ...

Page 14: ...the malfunction according to the coding system indicated in the table on page 14 SOFTWARE DIAGNOSTICS Reports burner life 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 follows Hold the button down for more than 3 seconds once the red LED burner lock out remains steadily lit A yellow...

Page 15: ...sted head Adjust see page 6 fig F 30 Poorly adjusted or dirty firing electrodes Adjust see page 6 fig B 31 Poorly adjusted fan air gate too much air Adjust 32 1st nozzle is too big pulsation Reduce 1st nozzle delivery 33 1st nozzle is too small flame detachment Increase 1st nozzle delivery 34 1st nozzle dirty or deformed Replace 35 Inappropriate pump pressure Adjust Uneven fuel supply 36 Check if ...

Page 16: ...seconds after stage 5 the code I I I I will appear on the read out this indicates that the starting phase is terminated WITH CONTROL DEVICE TR OPEN 1 Burner off TL open 2 Control device TL closed 3 Motor start seconds count starts on read out V 4 Ignition valve energized 7 30 seconds after stage 4 seconds count stops on read out V 8 10 seconds after stage 7 the code I I I I will appear on the read...

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