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TABLE OF CONTENTS
WARNINGS ................................................................................................................................................................ 3
PART I: INSTALLATION ........................................................................................................................................... 5
GENERAL FEATURES ................................................................................................................................................................... 5
How to interpret the burner’s “Performance curve” ......................................................................................................................... 6
BURNER FEATURES ..................................................................................................................................................................... 7
Burner model identification ............................................................................................................................................................. 7
Technical specifications .................................................................................................................................................................. 7
Low NOx burners Technical specifications ..................................................................................................................................... 9
Country and usefulness gas categories ........................................................................................................................................ 10
Performance Curves ..................................................................................................................................................................... 11
Pressure in the network - gas flow rate curves ............................................................................................................................ 13
Combustion head pressure curves vs. the gas flow rate .............................................................................................................. 15
Measuring the gas pressure in the combustion head ................................................................................................................... 15
Pressure in the combustion head vs. gas flow rate curves ........................................................................................................... 16
Overall dimensions ....................................................................................................................................................................... 18
MOUNTINGS AND CONNECTIONS ............................................................................................................................................ 20
Packing ......................................................................................................................................................................................... 20
Fitting the burner to the boiler ....................................................................................................................................................... 20
Matching the burner to the boiler .................................................................................................................................................. 20
How to modify the blast tube length .............................................................................................................................................. 21
Gas Train Reversal ....................................................................................................................................................................... 22
GAS TRAIN CONNECTIONS ....................................................................................................................................................... 24
.ELECTRICAL CONNECTIONS ................................................................................................................................................... 26
Connectors wiring diagrams ......................................................................................................................................................... 27
User interface ................................................................................................................................................................................ 29
Setting menu ................................................................................................................................................................................. 30
PHASE LIST ................................................................................................................................................................................. 31
Entering the Parameter levels ....................................................................................................................................................... 31
Info level ........................................................................................................................................................................................ 32
Service level .................................................................................................................................................................................. 34
SETTING GAS AND AIR FLOW RATE ........................................................................................................................................ 36
Startup Output ............................................................................................................................................................................... 36
Adjustments - brief description ...................................................................................................................................................... 36
Adjusting procedure ...................................................................................................................................................................... 37
Adjusting the combustion head ..................................................................................................................................................... 38
Fully modulating burners ............................................................................................................................................................... 38
Calibration of air and gas pressure switches ................................................................................................................................ 39
Calibration of air pressure switch .................................................................................................................................................. 39
Calibration of low gas pressure switch .......................................................................................................................................... 39
Adjusting the maximum gas pressure switch (when provided) ..................................................................................................... 39
PGCP Gas leakage pressure switch (witn Siemens LDU burner control/Siemens LMV Burner Management System) ............. 39
PART II: OPERATION ............................................................................................................................................. 40
OPERATION................................................................................................................................................................................. 40
PART III: MAINTENANCE ....................................................................................................................................... 42
ROUTINE MAINTENANCE ........................................................................................................................................................... 42
Removing the filter in the MULTIBLOC DUNGS MB-DLE 405..412 ............................................................................................. 42
Removing the filter in theMULTIBLOC DUNGS MB-DLE 415 - 420 ............................................................................................. 43
Adjusting the electrodes position .................................................................................................................................................. 45
Checking the detection current ..................................................................................................................................................... 45
Extraneous lightExtraneous light .................................................................................................................................................. 45
Seasonal stop ............................................................................................................................................................................... 45
Burner disposal ............................................................................................................................................................................. 45
BURNER EXPLODED VIEW ........................................................................................................................................................ 46
SPARE PARTS ............................................................................................................................................................................. 48
ELECTRICAL WIRING DIAGRAMS ............................................................................................................................................. 49