8.
MAINTENANCE
8.1
General
8.3
Maintenance notes
vent the air.
If pressure drops occur frequently (monthy basis), have the system checked by the Authorised technical service agent.
8.4
Filling the installation
• Pull the knob (A)
•
hand without using any tools.
•
and 1.5 bar.
•
1 - 1.5
(B) is between 1.0
(B)
11
1
A
2
7696305 (01-12/17)
B
BO-0000025