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Gas train with valves group MB-DLE (2 valves + gas filter + pressure governor)
Gas train with valves group VGD with built-in gas pressure governor
Legend
1 Filter
2 Pressure switch - PGMIN
3 Safety valve with built in gas governor
4 Proving system pressure switch - PGCP
5 Pressure switch PGMAX: mandatory for MBE, optional for VGD and MB-DLE
MultiBloc MB-DLE - Assembling the gas train
Note: the figure is indicative only
"direction" arrows for
installation
3
1
1
MULTIBLOC DUNGS
Mounting
1
MB-DLE 405..412
2
MB-DLE 415..420
3
4
5
5
1
4
1
2
Mount flange onto tube lines: use appropriate sealing agent
Insert MB-DLE: note position of O rings
Remove MultiBloc between the threaded flanges
After installation, perform leakage and functional test
Disassembly in reverse order
gas inlet
gas supply network
Keys
1
1
Gasket
2
Gas filter
3
Gas valves group
4
Bellows unit
5
Manual valve
15
PART II: INSTALLATION
by others
by burner constructor
GAS INLET
by others
supplied by burner constructor
6 Butterfly valve
7 Pressure transducer
8 Main burner
9 Antivibration joint (*optional)
10 Manual valve(*optional)
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