Viessmann Vitoligno 300-C Installation And Service Instructions For Contractors page 73
Pellet boiler
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Also See for Vitoligno 300-C:
- Installation and service instructions manual (200 pages) ,
- Operating instructions for the system user (57 pages) ,
- Operating instructions manual (56 pages)
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Fault display
(cont.)
Fault code dis-
System characteristics
played
F9
Burner blocked
FA
Burner blocked
Cause
Grate did not reach limit
position
Proximity switch in pellet
hopper is constantly
soiled.
Troubleshooting
Measures
Acknowledge fault
■
If fault occurs again, check grate
■
Clean grate if required
■
Clean proximity switch.
73
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