Ariston 41-116-04 Checking the fuse, Removing the P.C.B.s, Access to the Control System

1.6ACCESS TO THE CONTROL SYSTEM

Important! Isolate the electrical supply to the boiler before accessing the control panel.

1.6.1 Checking the fuse

1.Remove the inspection cover on the reverse of the control panel (FIG. 1.54);

2.Remove the fuse mounted on the reverse of the inspection cover (FIG. 1.55).

1.6.2 Removing the P.C.B.s

1.Isolate electricity;

2.Remove the screws “O1” (FIG. 1.56);

3.Separate the facia panel from the rear of the control panel;

4.Unplug all electrical connections from the P.C.B. and remove the screws “P1” and remove the P.C.B. (FIG. 1.57).

FIG. 1.54

FIG. 1.55

O1O1

O1

O1O1

O1

FIG. 1.56

P1

P1

P1P1

FIG. 1.57

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