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31
7.2.6
Inspect the siphonic condensate trap for
a blockage.
Remove the cap at the base of the
condensate trap.
Remove any solid found.
Remove the float to clean it.
Any deposits should be flushed out.
Reassemble and refit the condensing
trap.
When refitting the cap ensure that a
watertight seal is achieved, but do not
use excessive force
7.2.7
Examine the spark and sensing electrodes
for any mechanical damage, Clean away
any debris and check the spark and sensing
gap. See Fig.52B
7.2.8
Examine flue duct and flue manifold
and ensure that there is no obstruction.
Examine the gasket at the entry into the
flue manifold.
7.2.9
It is essential that a good seal is made at
the outlet to the flue manifold, renew this
gasket if there is any sign of damage
or deterioration.
SECTION 8
REPLACEMENT OF PARTS
8.1 GENERAL
8.1.1 Replacement of parts must be carried
out by a competent person.
8.1.2
Before replacing any parts the boiler
should be isolated from the mains electric
supply and the gas should be turned off at
the service cock on the boiler.
8.1.3
After replacing any parts always test for
gas soundness and if necessary carry out
functional test of the controls.
8.1.4
For replacement of parts, the front,side and
bottom panel panels of the boiler will need to
be removed.
To remove the front panel unscrew the two
screws upper and the two screws lower that
securing the front panel to the boiler and
lift off
.
To remove the bottom panel unscrew the
four screws and lift off.
To remove the side panels ,
remove the front and bottom panels,
unscrews the four screw upper, the two lower
and the two screw in front and lift off. (Fig.54)
8.2
TO REMOVE/REPLACE IGNITION
CONTROL BOARD
8.2.1
Remove the front casing panel
(sect. 8.1.4).
8.2.2
Detach all the connectors from the
ingition control board.
8.2.3
Remove the 2 screws that secure the
Ignition control board to the depression
chamber, and remove.
8.2.4
Replace in reverse order
Fig.54
