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ENGLISH
INDEX
Instructions for use in safe conditions ................................................................................................................................................................3
Technical specifications ......................................................................................................................................................................................6
Supplied material .........................................................................................................................................................................................7
Burner identification plate ............................................................................................................................................................................7
First start up recording data .........................................................................................................................................................................7
Operating range ...........................................................................................................................................................................................8
Component description ................................................................................................................................................................................8
Overall dimensions ......................................................................................................................................................................................9
Technical functional characteristics ............................................................................................................................................................10
Design characteristics ................................................................................................................................................................................10
Burner connection to the boiler ......................................................................................................................................................................... 11
Connecting the burner to the gas mains ...........................................................................................................................................................12
LOW PRESSURE GAS SUPPLY SYSTEM (max 400 mm W.C.) ..............................................................................................................12
Burner with DUNGS MB ... gas valve .......................................................................................................................................................12
Hydraulic connections ......................................................................................................................................................................................15
Electrical connections .......................................................................................................................................................................................16
Description of operation with liquid fuel ............................................................................................................................................................17
First filling of hydraulic circuit ............................................................................................................................................................................18
Ignition and adjustment with liquid fuel .............................................................................................................................................................18
Operation description with gaseous fuel ...........................................................................................................................................................19
Natural gas ignition and regulation ...................................................................................................................................................................20
UV photocell ...............................................................................................................................................................................................21
Diagram for regulation of combustion head and electrode disk distance ..................................................................................................21
Control and command equipment LME... .........................................................................................................................................................22
Maintenance .....................................................................................................................................................................................................27
Maintenance time .......................................................................................................................................................................................28
Expected lifespan .......................................................................................................................................................................................29
nozzle flow rate table ........................................................................................................................................................................................30
Troubleshooting instructions .............................................................................................................................................................................31
Wiring diagrams ................................................................................................................................................................................................34
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0006080872_201711
Summary of Contents for COMIST 20
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