Viessmann VITOLIGNO 300-C Installation And Service Instructions Manual page 37

Vitoligno 300-C Installation/Service
Flexible Screw Conveyor Drive Assembly
Pellet sensor
(continued)
Fitting the screw conveyor to the room discharge adaptor
A Flange at the room discharge or pellet silo
1. Push the flexible screw conveyor onto the shaft end
as far as the support ring.
2. Turn the shaft to clamp the flexible screw conveyor
between the screw and the support ring.
3. Only for pellet storage room with room discharge:
Insert pellet sensor with plug designation sBA at
the room discharge adaptor to a depth of approx.
c in. (18 mm).
Secure with the locknut fitted to the sensor.
4. Route the flexible pellet sensor cable from the flexible
screw drive (left side), around the insulation jacket of
the boiler, zip tie B the cable to the front of the
frame rail to the junction box (right side).
Make connections to terminal sBA on DIN rail X2.
See page 49.
Note: To access the junction box see page 42.
5. Mount the room discharge adaptor with gasket to the
discharge connector of the room discharge or the
pellet silo.
Note: The flange can be pivoted vertically around its
own axis from the position shown by 90°.
To do this, undo and remove the screws, turn
the flange by the required number of degrees
and re-secure it with screws.
6. Push hose over the flexible screw conveyor onto the
room discharge adaptor and secure with a hose clip.
CAUTION
Route the sensor cable as shown so that it does not
come into contact with any hot surfaces A.
Installation
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