Table of Contents
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Table of contents
1.
General Information ............................................................4
1.1
Delivery inspection........................................................................ 4
1.2
Safety ............................................................................................... 4
1.3
What to do if you smell gas ......................................................... 5
2.
Technical data .......................................................................6
2.1
Dimensions BG 550 M LN ........................................................... 6
2.2
Capacity range ............................................................................... 7
2.3
Gas categories, approved gases ................................................ 7
2.4
Technical specification ................................................................. 7
2.5
Working field .................................................................................. 7
2.6
Components ................................................................................... 8
2.7
Skeleton diagrams ..................................................................... 10
3.
Electric equipment .............................................................11
3.1
Safety system .............................................................................. 11
3.2
Wiring diagram ............................................................................ 11
3.3
Function LME ............................................................................... 12
3.4
Control program at faults; fault mode indicator LME .... .... 13
4.
Installation ..........................................................................15
4.1
General instructions ................................................................... 15
4.2
Instructions .................................................................................. 15
4.3
Inspection and maintenance .................................................... 15
4.4
Preparation for assembly ......................................................... 15
4.5
Gas supply .................................................................................... 15
4.6
Electric connection ..................................................................... 15
4.7
Handling and lifting instruction ............................................... 16
5.
Mounting ............................................................................17
5.1
Gas nozzle..................................................................................... 18
5.2
De-aerating ................................................................................... 19
5.3
Leakage control ........................................................................... 19
5.4
Calculation of gas flow .............................................................. 20
6.
Settings ...............................................................................21
6.1
Setting the combustion assembly ........................................... 21
6.2
Startup ........................................................................................... 21
6.3
Control of combustion .............................................................. 21
6.4
Setting the air pressure switch ................................................ 22
6.5
Setting the gas pressure switch, min. ..................................... 23
6.6
Setting Damper motor, Modulating operation .................... 24
7.
Gas valve, MultiBloc MB-VEF 407-412 ..............................25
8.
Service .................................................................................28
8.1
Burner Service Schedule, Gas .................................................. 28
8.2
Component replacement intervals .......................................... 28
8.3
Combustion device ..................................................................... 29
8.4
Air damper .................................................................................... 30
8.5
Replacement, Damper motor air ............................................. 31
8.6
Fan ................................................................................................. 32
8.7
Vibrations ...................................................................................... 33
8.8
Control of flame monitoring and ionization current ........... 34
8.9
Replacement of electrical components .................................. 36
9.
Handing over of the installation ......................................37
10.
Troubleshooting .................................................................38
11.
Service- and inspection protocol .....................................40
3
Bentone
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