Ariston System A 24 RFF, System A 30 RFF J, K, L, 18.2.5 Removing the fan, 18.2.6 Removing the gas valve

48
Fig. 67 Fig. 68 Fig. 69
Fig. 70 Fig. 71 Fig. 72
Fig. 73
J
K
L
18.2.5 Removing the fan
1.Carry out step 18.1.1;
2.Remove the air gas manifiold as in
step 18.2.1(Fig. 67);
3. Unscrew the two screws from the
venturi Jand remove with the gas
valve (Fig. 68);
4. Unscrew the three screws Kon the
air/gas pipe and remove (Fig. 69);
5. Reassemble in reverse order.
18.2.6 Removing the gas valve
1.Carry out step 18.1.1;
2. Remove the air gas manifiold as in
18.2.1(Fig. 70);
3. Unscrew the three screws Lon the
air/gas pipe and remove (Fig. 71); 4. Unscrew the three screws holding the gas valve on the venturi (Fig.
72);
5. Remove the gas valve from the
venturi. (Fig. 73);
6. Reassemble in reverse order;
7. The gas valve settings will need to
be adjusted (see Section 14.3 page
28);
8. Reinstate the gas supply and test for
tightness on reassembly.