Checking And Maintenance; System Maintenance; Water Level; Draining - DeDietrich GT 530-7 Installation And Service Manual

7 Checking and maintenance

7.1 System maintenance

7.1.1

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.
7.1.2

Draining

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

7.2 Boiler

The operations described below shall only be performed
with the boiler and power supply off.
The boiler will only operate efficiently if the exchange
surfaces are kept clean.
7.2.1

Sweeping

Step 1:
Cut the power supply to the boiler.
Remove the upper front panel.
Remove the front upper holding cross-bar.
Unhook the lower left and right front panels.
Remove the lower front panel.
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.
The boiler should be cleaned as soon as required and as the
chimney, at least once a year or more, depending upon applicable
regulations and specific needs.
Step 2:
Unfasten the wing nuts and remove the 4 sweeping doors.
GT 530 25/01/2012 - 300011906-001-D