Carel gaSteam UG045 05 Serie Manual De Servicio página 29

Before performing any maintenance on the burner, check its general condition, carrying out the operations listed below:
• remove the burner head (Fig. 1.c) as described previously;
• using a brush, clean the inside of the burner head; make sure not to crush the metal mesh (Fig. 1.e);
• detach all gas and electrical connections from the burner assembly;
• check for dust deposits on the fan and if necessary remove the parts required to clean it (Fig. 17.f ).
• clean the fan using a brush (Fig. 1.g).
IMPORTANT: to avoid damaging the fan, never use a jet of compressed air when cleaning it.
When reassembling the parts, check:
• the condition of the gaskets (replace if necessary);
• that the position of the electrodes corresponds to the fi gure.
Fig. 1.e
Fig. 1.g
During all routine maintenance, it is recommended to check and clean (if necessary) any other components in contact with
water. For example, check the drain pump, the fi ll valve and the water level sensor.
At the end of the routine maintenance operations on the boiler and heat exchanger, it is recommended to reset the unit hour
counter (Reset boiler operating hours - Ea07a)
At the end of the routine maintenance operations on the burner, the fl ue gas calibration procedure needs to be repeated (see
the Installation, commissioning and user manual).
gaSteam +0300123ML rel. 1.0 - 03.12.2021
Fig. 1.f
Fig. 1.h
ENG
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