Removing The Main Heat Exchanger - Ariston Type C Installation Instructions Manual

3. Remove screw "H" (F
IG
4. Gently slide the electrode downward (F
F . 1.14
IG
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 electrode may break;
b -Ensure that the left hand and right hand electrodes are
located the correct way round (facing each other), to
give the correct spark gap;
c - Check that the cables have been connected correctly;
d -Check that the rubber gasket covers the cable/ electrode
connection point completely.
6
. 1.14);
. 1.15).
IG
H
F

1.3.4 Removing the main heat exchanger

1. Drain the boiler of water;
2. Release the overheat thermostat sensor "I" (F
3. Release the two connection nuts "J" connecting the
exchanger to the flow and return pipes (F
4. Remove the heat exchanger by sliding forward (F
1.18).
. 1.15
IG
. 1.16);
IG
. 1.17);
IG
IG
I
Fig. 1.16
J
F . 1.17
IG
F . 1.18
IG
.