Chaffoteaux & Maury MINIMA MX2 24 FF NG - Servicing and Removal of the Gas Valve

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IMPORTANT! Ensure the gas supply to boiler is turned off.
1. Carry out step 22.1.1 and 22.1.3;
2. Disconnect the wires from the main modulator coil
“
M”(see Fig. 72)
3. Disconnect the electrode wires and remove the spark
generator as in step 22.3.1;
4. Undo the gas pipe nut “N” (30mm spanner) and the
two screws “O” securing the gas valve to the bottom
plate, and remove the electrode wire (see fig. 73);
5. Reassemble in reverse order replacing the gasket.
22.3.2 Removing the gas valve22.3.1 Removing the spark generator
1. Carry out steps 22.1.1 and 22.1.3;
2. Disconnect ignition leads “I” by pulling left (see Fig. 68);
3. Remove the two screws “J” of the electrical box (see
Fig. 69)
and disconnect the electrical connections “K”
(see Fig. 70);
4. Remove the screw “L” on the spark generator (see
Fig. 68);
5 Remove the spark generator by pulling forwards (see
Fig. 71).
Fig. 68
Fig. 69
Fig. 70
Fig. 71
K
J
I
L
Fig. 72
M
Fig. 73
N
Fig. 74
O
22.3 Servicing and Removal of the Gas Valve