Installation Instructions

1
Guideline to symbols and safety instructions
Logano G515 – 6 720 647 208 (2014/09) 3
8 Connecting the boiler on the flue gas side . . . . . . . . . . . . . . . 31
8.1 Fitting the vent pipe sealing collar (accessory) . . . . . . 31
8.2 Installing a flue gas temperature sensor (accessory) . 31
9 Installing the control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
9.1 Installing the control panel . . . . . . . . . . . . . . . . . . . . . . 32
9.2 Fitting temperature sensor assembly
and burner cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
10 Mounting the burner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
11 System start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
11.1 Filling the system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
11.2 Commissioning the system . . . . . . . . . . . . . . . . . . . . . . 35
11.3 Start up the control panel . . . . . . . . . . . . . . . . . . . . . . . 35
11.4 Initial burner start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
11.5 Raising flue gas temperature . . . . . . . . . . . . . . . . . . . . . 36
11.5.1 Removing heat exchanger baffles . . . . . . . . . . . . . . . . . 36
11.5.2 Removing hot gas check plates . . . . . . . . . . . . . . . . . . . 36
11.5.3 Increasing the flue gas temperature slightly . . . . . . . . . 36
11.6 Commissioning log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
12 Shutting down the system . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
12.1 Shutting down the heating system
via the control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
12.2 Shutting down the system in an emergency . . . . . . . . . 38
13 System inspection and maintenance . . . . . . . . . . . . . . . . . . . 39
13.1 General information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
13.2 Why is regular maintenance important? . . . . . . . . . . . . 39
13.3 Cleaning the boiler with cleaning brushes . . . . . . . . . . 39
13.4 Wet-cleaning the boiler . . . . . . . . . . . . . . . . . . . . . . . . . 41
13.5 Checking the operating pressure . . . . . . . . . . . . . . . . . 41
13.6 Filling with boiler water and purging the system . . . . . 41
13.7 Inspection and maintenance logs . . . . . . . . . . . . . . . . . 42
14 Troubleshooting burner faults . . . . . . . . . . . . . . . . . . . . . . . . . 45
15 Spare Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
1 Guideline to symbols and safety instructions
1.1 Guideline to symbols
Warnings
Signal words at the beginning of a warning are used to indicate the type
and seriousness of the ensuing risk if measures for minimizing damage
are not taken.
• NOTICE indicates that damage to property may occur.
• CAUTION indicates possible minor to medium personal injury.
• WARNING indicates possible severe personal injury.
• DANGER indicates a potential for loss of life.
Important Information
Additional symbols
Warnings are indicated in the text by a warning triangle
and a gray background.
Important information neither indicating personal injury
nor damage to property are marked with this symbol.
They are separated by lines above and below the text.
Symbol Explanation
▶ Sequence of steps
 Cross-reference to other points in this document or to
other documents
• Listing/list entry
– Listing/list entry (2nd level)
Table 1