Operating instructions
For further info rmation regar ding indiv idual steps, see t he pages indi cated.
Commissioning steps
Inspection steps
Maintenance steps Page
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• 1. Filling the heating system .................................................
7
• 2. Ve nting the boiler..................................................................
8
• 3. Ve nting the heating system ...............................................
8
• 4. Filling the siphon with water .............................................
9
••• 5. Checking all connections on the primary and DHW
side for leaks
• 6. Checking the power supply connection
•• 7. Setting the time and date (if required) – only for
weather-compensated control units
..............................
9
• 8. Language selection (if required) - only for weather-
compensated control units
...............................................
9
••• 9. Pivot down the control unit for commissioning and
maintenance work
................................................................
10
••10. Checking the gas type .........................................................
11
• 11. G as type conversion ............................................................
11
••• 12. Function sequence and possible faults .......................
12
••• 13. Checking the static and supply pressure ....................
13
• 14. Setting the max. output.......................................................
15
• 15. Checking the balanced flue system soundness
(annular gap check)
.............................................................
15
•• 16. Removing the burner and checking the burner
gasket (replace ga sket every two years )
......................
17
•• 17. Checking the burner gauze assembly ...........................
18
•• 18. Checking and adjusting the ignition and ionisation
electrodes
................................................................................
19
•• 19. Cleaning the combustion cham ber/heating
surfaces and fitting the burner
........................................
20
Steps – initial start-up, inspection and maintenance
5
Initial start-up, inspection, maintenance
5692 619 GB