Removing The Expansion Vessel; Removing The Overheat Thermostat; Removing The Heating Temperature Sensor (N.t.c.) - Ariston EuroCombi Type C A23 MFFI Servicing Instructions

A8
A9
B029
Supplied By www.heating spares.co Tel. 0161 620 6677

Removing the expansion vessel

1. Remove nut "A8" away from the expansion vessel
(see fig. 1.47);
2. Remove nut "A9" (see fig. 1.48);
3. Remove expansion vessel (see fig. 1.49).
Fig. 1.47
Fig. 1.48

Removing the overheat thermostat

1. Remove the electrical connection from the overheat
2. Then remove the thermostat from the pipe by releasing
Fig. 1.50

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

1. Remove the electrical connector by pulling off the ther-
mostat connections and unscrewing the sensor probe
with a 14 mm open ended spanner (see fig. 1.51).
Fig. 1.51
thermostat (see fig. 1.50);
its securing clip.
Fig. 1.49
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