Removing The Main Heat Exchanger; Removing The Air Pressure Switch - Ariston EuroCombi A/23 MFFI Servicing Instructions

Removing the main heat
exchanger

Removing the air pressure switch

K
B029
Supplied By www.heating spares.co Tel. 0161 620 6677
1. Drain the boiler of water;
2. Release the two connection nuts "I" connecting the exchanger to the flow
and return pipes (see fig. 1.18) ;
3. Pull it straight out (see fig. 1.19).
I
Fig. 1.18
1. Disconnect the electrical connections "K" and silicone pipes "L" from their
connection points (see fig. 1.20) ;
2. Remove screws "J" on the top of the sealed chamber (see fig. 1.21) ;
Use a No. 2 star tip screwdriver to remove the switch from the plate.
L
L
Fig. 1.20
Fig. 1.19
J
J
Fig. 1.21
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