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21 cOndensate trap
21 .1 function
The condensate trap A in Figure 21.1 and Figure 21.2 allows
the discharge of the condensate via the condensate drain pipe
avoiding in the mean time the escape of combustion products.
A plastic ball closes the trap outlet in case that the trap is empty.
a
figure 21 .1
If the drain pipe becomes blocked, or condensate cannot drain,
the condensate level it the trap rises until it reaches the screw at-
tached to the flame detection electrode, this will cause the boiler
lock-outt
21 .2 check the cleanness of the trap
Unscrew the plug B on the bottom of the trap A and remove dirt
eventually deposit (Figure 21.2).
Condensate trap
21 .3 removal
1 Remove the front and right case panels.
2 Unscrew the threaded locking ring B and remove the flexible
pipe C (Figure 21.2).
3 Using pliers, remove the spring D moving it upwards.
4 Unscrew the screw E and remove the trap A from the pipe F.
5 Reassemble carrying out the removal operations in reverse
order.
f
d
a
figure 21 .2
warning: isolate the boiler from the mains electrici-
ty supply before removing any covering or compo-
nent .
e
b
c
- 49 -
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