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7.2 CLEANING THE EXTERIOR OF THE HEATER
To ensure efficient operation, clean the following parts:
• Pipes, connectors and joints:
• Clean with a cloth.
• External body:
• Clean with a cloth.
• Air inlet/outlet:
• Remove all dirt and debris
• Make sure the air inlet/outlet are not obstructed.
7.3 CLEANING THE MOTOR AND THE FAN
Clean the fan blades and the motor as follows:
• Remove the fastening screws on the fan safety grille (C).
• Remove the side inspection panel
• Clean the motor with compressed air.
• Clean the fan blades with a hard brush.
• Reinstall the safety grille.
• Close the side inspection panel
7.4 CHECKING THE ELECTRICAL CONNECTIONS
After detaching the power cable, check all electrical connections as follows:
• Make sure that all connections are complete and tight.
• If there are traces of dirt or corrosion, clean or replace the connections if necessary.
• Replace any damaged wires or connectors if necessary
7.5 CHECKING THE THERMOSTAT
Inspect the manual reset safety thermostat as follows:
• Clean with a dry cloth, taking care not to cut or bend the capillary tube.
7.6 CLEANING THE INTERIOR OF THE HEATER
For thorough cleaning, the heater can be cleaned and washed inside and outside with water. Always do as follows:
• disconnect the electrical cable and remove it from the outlet
• completely close all access panels
• do not use water jets at a pressure exceeding 70 bar at a distance less than 30 cm
• completely dry all parts before reconnecting the electrical cable
7.7 CLEANING THE COMBUSTION CHAMBER
To maintain the burner's high efficiency and prolong its life, the procedure described in this paragraph must be done
at least once at the end of the work season or more frequently if there is an excessive build-up of soot. Excessive soot
may be caused by poor chimney draught, poor fuel quality, poor regulation of the burner, or more or less frequent
alternation of burner starts and stops. Pay attention during operation: pulsations at start may be due to excessive
amounts of soot.
To access the combustion chamber:
• Remove the side inspection panel
• Clean with compressed air or a metal brush
• Reinstall the safety grille.
Warning
After any technical work, always check that the heater works correctly.
L-L 304.00-BM
EN
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