Table Of Contents - Riello RLS 810/E FGR Installation, Use And Maintenance Instructions

Dual fuel gas oil/ gas burner

Table of Contents

Declarations................................................................................................................................................................................ 3

Information and general warnings............................................................................................................................................ 4

2.1

Information about the instruction manual .................................................................................................................... 4

2.1.1

Introduction.................................................................................................................................................................. 4

2.1.2

General dangers.......................................................................................................................................................... 4

2.1.3

Other symbols ............................................................................................................................................................. 4

2.1.4

Delivery of the system and the instruction manual...................................................................................................... 5

2.2

Guarantee and responsibility....................................................................................................................................... 5

Safety and prevention................................................................................................................................................................ 6

3.1

Introduction.................................................................................................................................................................. 6

3.2

Personnel training ....................................................................................................................................................... 6

Technical description of the burner ......................................................................................................................................... 7

4.1

Burner designation ...................................................................................................................................................... 7

4.2

Models available.......................................................................................................................................................... 8

4.3

Burner categories - Countries of destination ............................................................................................................... 8

4.4

Technical data ............................................................................................................................................................. 8

4.5

Electrical data.............................................................................................................................................................. 9

4.6

Maximum dimensions.................................................................................................................................................. 9

4.7

Firing rates ................................................................................................................................................................ 10

4.8

Test boiler.................................................................................................................................................................. 10

4.9

Burner description ..................................................................................................................................................... 11

4.10

Burner equipment...................................................................................................................................................... 11

4.11

Electrical panel description........................................................................................................................................ 12

4.12

Control box for the air/fuel ratio (BT340) ................................................................................................................... 13

4.13

Burner operating sequence (GAS OPERATION)...................................................................................................... 14

4.14

Burner operating sequence (LIGHT OIL OPERATION) ............................................................................................ 15

4.15

Servomotor (662R5...)............................................................................................................................................... 16

4.16

Calibration of the thermal relay ................................................................................................................................. 16

Installation ................................................................................................................................................................................ 17

5.1

Notes on safety for the installation ............................................................................................................................ 17

5.2

Handling .................................................................................................................................................................... 17

5.3

Preliminary checks .................................................................................................................................................... 17

5.4

Operating position ..................................................................................................................................................... 18

5.5

Preparing the boiler ................................................................................................................................................... 18

5.5.1

Boring the boiler plate ............................................................................................................................................... 18

5.5.2

Blast tube length........................................................................................................................................................ 18

5.6

Securing the burner to the boiler ............................................................................................................................... 18

5.7

Access to head internal part...................................................................................................................................... 19

5.8

Position of the electrodes and central gas nozzles ................................................................................................... 20

5.9

FGR duct system....................................................................................................................................................... 21

5.9.1

Flue gas recirculation line sizing ............................................................................................................................... 22

5.9.2

Calculating the percentage of recirculated flue gas .................................................................................................. 22

5.10

Combustion head adjustment.................................................................................................................................... 22

5.11

Nozzle installation ..................................................................................................................................................... 23

5.11.1

Recommended nozzle............................................................................................................................................... 23

5.12

Light oil supply........................................................................................................................................................... 24

5.12.1

Double-pipe circuit..................................................................................................................................................... 24

5.12.2

The loop circuit .......................................................................................................................................................... 24

5.12.3

Hydraulic connections ............................................................................................................................................... 24

5.12.4

Priming pump ............................................................................................................................................................ 25

5.12.5

Pressure variator ....................................................................................................................................................... 25

5.12.6

Hydraulic circuit diagram ........................................................................................................................................... 26

Contents

20171988