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18.3.11 Removing the water pressure switch
1. Remove the casing as in step 18.1.1;
2. Pull off the connections. Then remove the pressure
switch by releasing it’s securing clip (see Fig. 103).
Fig. 103
18.3.10 Removing the pressure gauge
1
.
C
arry out step
1
8.4.6
;
2
.
R
emove the pressure gauge by releasing the two clips
V and pulling the pressure gauge out. (see Fig. 102)
Fig. 102
V
18.4 Access to the Control System
18.4.1 Removing the P.C.B.s
Fig. 106
Fig. 107
W2
W1
3. Release the three clips W2 and remove the
electrical box cover (s
ee Fig. 107);
1. Carry out steps 18.1.1 and 18.1.2;
2. Remove the screw W1 from the electrical box (see
Fig. 106);
Fig. 105
Fig. 104
18.3.12 Removing & cleaning the condensate trap
1. Unscrew the cap of the condensate trap (see Fig. 104)
2. Empty the condensate products and rinse the
condensate trap with clean water (see Fig. 105)
3. Reassemble in reverse order and fill the condensate
trap with 1/2 litre of water before restarting the boiler.