Viessmann Vitoligno 300-P Service Instructions For Contractors page 7

Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
– "only holding hopper" for pellet sup-
ply from the boiler hopper only (not
shown).
– "Suction system" for pellet supply via
auger discharge from the pellet storage
room and onward transportation via a
vacuum system:
7