39
– check the pressure on the pressure gauge (5) and if neces-
sary top up until the correct pressure reading appears
– close the automatic bleed valve (3)
– it is recommended that the condensate trap is filled prior to
fitting the flue, by carefully pouring water into the exhaust
connection.
Refit the front panel of the boiler hooking it on at the top,
pushing it forwards and securing it with the screw (1) which
was removed previously.
6.15.3 EMPTYING operations
Boiler:
– loosen the automatic bleed valve (3)
– close the heating circuit isolation valves (8) and (9)
– connect a rubber hose to the boiler drain valve (7) and open
it
– when it has fully emptied, close the drain valve (7)
– close the automatic bleed valve (3).
3
8
7
Fig. 47
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