Viessmann Vitoligno 300-C Installation And Service Instructions Manual page 23

Pellet supply via flexible screw conveyor
4. Mount the room discharge adaptor with gasket to
the discharge connector of the room discharge or
the pellet silo.
Note
Flange can be pivoted from the position shown
A
by 90° around its vertical axis. To do this, undo and
remove the screws, turn the flange by the required
number of degrees and re-secure it with screws.
Adjusting the length of the flexible screw conveyor
Note
Observe the minimum bending radius. See "Aligning
the flexible screw conveyor to the pellet store" on
page 11.
1. Route the flexible screw conveyor with hose to the
drive unit.
Mark the required length on the hose.
Note
Route the flexible screw conveyor with a continu-
ous upward slope from the room discharge adaptor
to the drive unit on the boiler.
2. Trim only the hose (not the screw conveyor) with a
suitable tool at the position marked.
Note
To trim the end of the hose, position it on a solid
surface and secure it firmly.
!
Please note
Damage to the screw conveyor surface may
lead to the flexible screw conveyor breaking
during subsequent operation.
Do not damage the screw conveyor whilst
trimming the hose.
(cont.)
5. Push hose over the flexible screw conveyor onto
the room discharge adaptor and secure with a
hose clip.
3. Trim the screw conveyor with a suitable tool.
Dimension a = 140 mm.
Fig. 15
Installation sequence
23