Burner Maintenance; System Maintenance; Water Level; Draining - OERTLI PK 550 Installation And Service Manual

Fuel oil/gas boilers
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7. Checking and maintenance

7.2 Burner maintenance

Refer to the instructions supplied with the burner.

7.3 System maintenance

7.3.1

Water level

Regularly check the level of water in the system and top up if
required, taking care that cold water is not added suddenly into the
boiler when it is hot.
7.3.2

Draining

We advise you against draining the system unless it is absolutely
necessary.
7.3.3

Type plate

The rating plate fixed on the side of the boiler during installation is
used to identify the boiler correctly and also provides the main
specifications of the boiler.
Boiler type
Manufacturing date
Year of manufacture
Week of manufacture
Serial no. of the appliance
24
This operation should be required only a few times in each heating
season, with very low quantities of water; otherwise, look for the leak
and repair it.
PK 550
18/03/2016 - 300020192-02

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