Technical information

51
6.5.2 Removing the pump pressure switch
1.Remove the pump pressure switch electrical connections
“
A8” (F
IG 6
.52);
2.Unscrew the pump pressure switch by using a spanner on
the nut (FI
G
6.53);
3.Remove the pump pressure switch (FIG 6.54).
FIG. 6.52
A8
A8
FIG. 6.53
FIG. 6.54
6.5.3 Removing the safety valve
1. Disconnect the discharge pipe work from below the
b
oiler;
2. Unscrew the fixing screw “A9” (FIG. 6.56)
3. Pull the valve upwards to remove (FI
G
. 6.57).
FI
G
. 6.55
FIG. 6.56
FIG. 6.57
A9