Ariston EURO COMBI A/27 MFFI Servicing Instructions - Page 17

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Ariston EURO COMBI A/27 MFFI Servicing Instructions

B029

Removing the expansion vessel

1. Remove nut "A3" away from the expansion vessel

2. Remove nut "A4" (see fig. 1.46) ;

3. Remove expansion vessel (see fig. 1.47) .

Fig. 1.45

Fig. 1.46

Removing the overheat thermostat

1. Remove the electrical connection from the overheat

2. Then remove the thermostat from the pipe by releasing

Fig. 1.48

Removing the heating temperature sensor (N.T.C.)

1. Remove the electrical connector by pulling off the

Fig. 1.49

(see fig. 1.45) ;

thermostat (see fig. 1.48) ;

its securing clip.

thermostat connections and unscrewing the sensor

probe with a 14 mm open ended spanner (see fig.

1.49) .

Fig. 1.47