Condensing heat exchanger
M
Fig. 5.4
Using pliers, remove the spring L moving it down-
9
wards and disconnect the rubber pipe M
(Fig. 5.4).
10
Remove the clips N (Fig. 5.6).
11
Completely loosen the connection O and slightly
move the pipe P upwards, then turn it towards
right (Fig. 5.5)
Completely loosen the connection Q and move
12
the pipe R downwards (Fig. 5.5).
R
Q
O
Fig. 5.5
10
13
Free the pipes R and P from the connection of the
J
Condensing heat exchanger (Fig. 5.6).
K
S
L
Fig. 5.6
Unscrew the screws S and remove the clamps
14
(Fig. 5.4).
Unscrew the screws T and remove the support
15
U (Fig. 5.6).
16
Remove the Condensing heat exchanger by
levering it and sliding it forwards.
17
Reassemble the Condensing heat exchanger
carrying out the removal operations in reverse
order.
5.3
Cleaning
If there are deposits of dirt on the coil of the Condensing
heat exchanger, clean with a bristle paintbrush and re-
move the dust with a hoover.
Warning: After cleaning or replacement as
detailed above, if it deemed necessary to
undertake a combustion analysis, refer to
the appropriate chapter Maintenance of the
installation instructions manual.
P
N
P
R
T
U
T