8
Maintenance
8.1
Maintenance intervals
When
Monthly
If required
8.2
Maintenance activities
ELECTRIC SHOCK CAUSED BY LIVE PARTS
•
Disconnect the mains voltage supply before performing the work and ensure
that it cannot be switched on.
Failure to follow these instructions will result in death or serious injury.
8.2.1
Replacing a defective circulation pump
1. Close the red thermometer ball valve and the ball valve in the pump line
(90° setting).
2. Replace the circulation pump (see instructions of the manufacturer of
the pump).
3. Open the thermometer ball valve and the ball valve (0° setting).
Maintenance
Activity
Perform a visual inspection of the heating system
and verify tightness.
Replace the circulation pump.
DANGER
FA PG - 06/2019 - 008.15 442 99_02 - EN
EN
22