Viessmann VITOLIGNO 300-C Installation And Service Instructions Manual page 34

Installation
Pellet Supply via Vacuum System
34
(continued)
Connecting the vacuum module
1. Push pellet hose onto the pipe connectors on the
pellet hopper and vacuum module (bottom) and
secure with hose clamps.
2. Route the vacuum module cable from the vacuum
module (left side), along the inside of the frame as
shown and zip tie A to the frame.
3. Remove junction box cover by removing 4 screws and
grounding strap. Make connections to terminal sYF on
the DIN rail X1.
Vitoligno 300-C Installation/Service