3 Bentone
Table of contents
1. General Information __________________________________ 4
2. Technical data _______________________________________ 7
2.1 Dimensions ______________________________________ 7
2.3 Gas categories, approved gases ____________________ 8
2.2 Output range _____________________________________ 8
2.4 Working field _____________________________________ 9
2.5 Electric Specification EN 60335-2-102 _______________ 9
2.6 Description BG 650-2 ____________________________ 10
2.7 Description BG 650 M ____________________________ 11
3. General instructions _________________________________ 12
3.1 General instructions ______________________________ 12
3.2 Installation and maintenance instructions ____________ 12
3.3 Instructions _____________________________________ 12
3.4 Inspection and maintenance _______________________ 12
3.5 Start up ________________________________________ 12
3.6 Commissioning of installation ______________________ 12
4. Installation _________________________________________ 13
4.1 Delivery check ___________________________________ 13
4.2 Preparations for installation ________________________ 13
4.3 Gas supply ______________________________________ 13
4.4 Electric connection _______________________________ 13
4.5 Setting brake plate and air flow _____________________ 13
4.6 Skeleton diagrams _______________________________ 14
4.7 Handling and lifting instruction _____________________ 15
4.8 Mounting on the boiler ____________________________ 16
4.9 Inspection of gas nozzle before commissioning _______ 17
4.10 Leakage control _________________________________ 18
4.11 Gas nozzle ______________________________________ 19
4.12 Setting Damper motor, modulating operation ________ 20
5. Setting the burner ___________________________________ 21
5.1 Setting the combustion assembly ___________________ 21
5.2 Setting the air pressure switch _____________________ 22
5.3 Setting the min. gas pressure switch ________________ 23
5.4 MB-VEF BO1, 415 - 425 __________________________ 24
5.5 Recommended excess air when using default setting __ 27
5.6 Determining the gas quantity for the system __________ 27
5.7 Calculating the quantity of gas supplied _____________ 29
6. Service _____________________________________________ 30
6.1 Servicing the combustion assembly _________________ 30
6.2 Servicing air dampers _____________________________ 31
6.3 Replacement of damper motor, air __________________ 32
6.4 Vibration ________________________________________ 33
6.5 Flame monitoring and ionisation current check ________ 34
7. Handing over of the installation _______________________ 36
8. Fault location, functional troubles _____________________ 36
9. Electric equipment __________________________________ 37
9.1 Safety system ___________________________________ 37
9.2 Wiring diagram LME ______________________________ 38
9.3 Function LME... __________________________________ 39
9.4 Control program at faults; fault mode indicator LME .... 40
10. Troubleshooting __________________________________ 42
11. General instructions for gasburners _________________ 46