Access To The Water Circuit; Drain Down; Removing The Central Heating Return Body - Ariston C Operating Instructions Manual

18.3 Access to the Water Circuit

Important! Before any component is removed, the boiler must be drained of all water.

18.3.1 Drain down

Close the flow and return isolating valves and open the pressure relief valve.

18.3.2 Removing the Central Heating return body

1. Carry out step 1.2.1 and 1.2.3;
2. Remove the clip "Q1" from the by-pass tube (
);
Fig. 84
3. Remove the clips "Q2" and "Q3" from the heating return and the pump (
);
Fig. 85 & 86
4. Remove the two screws "P1" (
);
Fig. 84
5. Remove the Central Heating return body by pulling it toward you ( );
Fig. 87
6. Reassemble in reverse order;
P1
Q2
Q1
Fig. 84
Fig. 85
Q3
Fig. 87
Fig. 83
Fig. 86
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