Cleaning The Burner And The Combustion Chamber; Checking The Ignition/Detection Electrode; Final Operations; Checks - Sime Brava One HE Serie Manual De Instalación Y Mantenimiento

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– loosen the clips (6) and extract the air inlet pipe (7)
– unscrew the swivel joint (8)
– extract the connectors (9) from the fan and disconnect the
electrode cable (10)
10
9
– unscrew the four nuts (11) securing the combustion chamber
door (12)
– pull the fan-sleeve-door assembly (13) forwards and remove
it.
12
11
13
m
4.3.2
the combustion chamber and the burner do not require any
particular maintenance. Simply brush them with a soft brush.
4.3.3
6
check the state of the ignition/detection electrode and replace
if necessary. check the measurements as per the drawing
whether the ignition/detection electrode is replaced or not.
7
6
8
4.3.4
After having cleaned the combustion chamber and the burner:
– remove any carbon residue
– check that the seal and the insulation of the door (12) to the
– refit the assembly by carrying out the same operations for
Fig. 38
– reconnect the connections to the fan and the electrode.
4.4
4.4.1
It is recommended that the user checks that the combustion air
inlet duct and smoke outlet duct are integral and airtight.
4.4.2
It is recommended that the expansion vessel on the water side
is drained and that the prefilling pressure is not less than 1 bar .
If this is not the case, pressurize it to the correct value (see
sectionExpansion vessel".
once the checks described above have been completed:
– refill the boiler as described in section "REfILL operations"
– check that the siphon has been filled correctly
– activate the "Chimney sweeper function" and carry out a
– refit the front panel securing it with the two screws which
11
Fig. 39
CaUTION
work carefully when removing the assembly (13) to
prevent any damage occurring to the internal insulation
of the combustion chamber and the door seal.
Cleaning the burner and the combustion
chamber

Checking the ignition/detection electrode

final operations

combustion chamber are integral. Replace if necessary
removal but in the reverse order and tighten the screws (11)
of the door to the combustion chamber

Checks

Checking the smoke duct

Checking the expansion vessel pressure

smoke analysis and/or measure the combustion efficiency
were removed previously.
Fig. 40
77