74
GT 530A
DDR_G30A/AE _IO_V4.0 09/2013
Maintenance
Boiler
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It is not advisable to drain an installation, except in
case of absolute necessity. Check regularly the water
level of the installation and top it off if necessary,
avoiding a sudden inlet of cold water in the hot boiler.
This operation can only be done a few times a year
; otherwise, look for the leak and remedy it without
delay.
The good performance of the boiler depends
on its
degree of cleanliness.
Cleaning of the boiler must be carried out as
often as required and at least, as for the chimney once
a year or more, according to the regulations in force.
The operations described below shall only be
performed with the boiler and the power supply of
2
1
1
2
3
4
3
• Cleaning flue gas passes:
For this purpose:
- Switch off the electricity supply to the boiler, let boiler cool.
- Remove the upper front panel.
- Remove the retaining upper front crosspiece and then the lower
left and right-hand front panels.
- Remove the lower front panel.
- Unfasten the wing nuts and remove the four cleaning doors.