Table of Contents
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Steps - commissioning, inspection and maintenance
Commissioning steps
Inspection steps
Maintenance steps
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1. Commissioning the system............................................................................................... 32
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2. Filling the heating system................................................................................................. 36
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3. Checking all connections on the heating water and DHW sides for leaks................... 37
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4. Venting the heating system............................................................................................... 37
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5. Checking the gas type....................................................................................................... 38
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6. Converting the gas type for operation with LPG............................................................. 38
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7. Removing the front panel.................................................................................................. 39
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8. Checking the static pressure and supply pressure........................................................ 40
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9. Function sequence and possible faults........................................................................... 41
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10. Setting the maximum heating output............................................................................... 42
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11. Performing an actuator test.............................................................................................. 42
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12. Adjusting pump rate of integral circulation pump.......................................................... 43
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13. Activating screed drying................................................................................................... 44
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14. Leak test on balanced flue system (annular gap check)................................................ 44
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16. Removing the burner......................................................................................................... 45
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17. Checking the burner gasket and burner gauze assembly.............................................. 47
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18. Checking and adjusting the ignition and ionisation electrodes.................................... 48
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19. Checking the back draught safety devices...................................................................... 48
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20. Cleaning the heating surfaces.......................................................................................... 49
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21. Checking the condensate drain and cleaning the trap................................................... 50
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22. Installing the burner........................................................................................................... 51
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24. Checking the flow limiter (only for gas condensing combi boiler)............................... 52
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25. Checking the expansion vessel and system pressure................................................... 53
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27. Checking the electrical connections for firm seating..................................................... 54
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28. Checking all gas equipment for leaks at operating pressure........................................ 54
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29. Fitting the front panel........................................................................................................ 54
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30. Checking the combustion quality..................................................................................... 54
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33. Matching the control unit to the heating system............................................................ 56
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34. Adjusting the heating curves............................................................................................ 56
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35. Instructing the system user.............................................................................................. 56
Commissioning, inspection, maintenance
Page
31
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