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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-
WDFKHG WR WKH ÀDPH GHWHFWLRQ HOHFWURGH WKLV ZLOO FDXVH WKH ERLOHU
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 DQG UHPRYH WKH ÀH[LEOH
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
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