Potterton SIRIUS THREE FS 130 Installation, User And Service Manual page 131

Fig.189
2
3
Fig.190
Fig.191
9
7702639 - v03 - 10072018
2. Remove the 2 screw plugs.
3. Remove the 2 magnetic bars from their housings.
4. Place a container with sufficient capacity underneath the low-loss
5. Open the vent valve.
6. Allow the flow to continue until no more dirt is present.
5
4
7. Close the vent valve.
8. Refit the 2 magnetic bars in their housings.
9. Refit the screw plugs.
7
8
header vent valve.
11 Maintenance
131