Cleaning The Intake Grille And The Pellet Sensor In The Pellet Hopper; Lubricating Drive Chains And Drive Unit Bearings (Every 3 Years); Checking All Installed Position Switches - Viessmann Vitoligno 300-C Installation And Service Instructions For Contractors

Cleaning the intake grille and the pellet sensor in the pellet hopper

A
Fig. 37
1. Open cleaning cover
A
screws.
2. Clean intake grille with a soft brush and vacuum
B
cleaner.
3. Open cover .
C

Lubricating drive chains and drive unit bearings (every 3 years)

Checking all installed position switches

B
. For this, remove the 4
Commissioning, inspection, maintenance
C D
4. Clean pellet sensor
C
inspect for damage.
Note
In case of manual charging, the pellet sensor is loca-
ted at the bottom left on the pellet hopper (see
page 14).
with a soft brush and
47