Ariston EuroCombi Type C A27 MFFI Servicing Instructions - Page 7

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Removing the electrodes

B029

1. Remove rubber gasket "I" (see fig. 1.13);

2. Disconnect ignition leads by pulling downward (see fig. 1.14);

3. To remove the flame sensor, disconnect the cable at its only connection

point close to the P.C.B. (see fig. 1.15);

Fig. 1.13

5. Remove screw "J" using a Philips No. 2 star tip screwdriver (see fig. 1.16);

6. Slide the electrode gently downward (see fig. 1.17).

Fig. 1.16

To replace, repeat the steps in reverse order, paying particular attention to the

following:

a - Centre the electrode in the positioning hole carefully, otherwise the elec-

trode may break;

b -Check that the cables have been connected correctly;

c - Check that the rubber gasket covers the cable/electrode connection

point completely.

Fig. 1.14

Fig. 1.17

Fig. 1.15