Smeg SO6104S4PN Manual page 50

perform the boiler descaling procedure.
1. Touch the CONFIRM
confirm.
The appliance suggests the reservoir drain
function
.
We recommend performing descaling
every time this is indicated on the
display in order to keep the boiler in
perfect operating condition.
The descaling process can be skipped
two consecutive times.
After this, the appliance will not allow
any other function to be run until a new
descaling process is performed.
Preliminary operations
In case there is residual water inside the
reservoir:
1. Open the door.
2. Place a jug or container on the open door.
3. Remove the loading wand from its holder.
4. Press the START
the water into the jug (or container).
The residual water begins to drain into the jug
(or container).
914779723/A
button to
button to start draining
5. Wait for the end of the drain flow.
6. Empty the water in the jug (or container).
7. Touch the CONFIRM
continue the function.
From now on, it will no longer be
possible to cancel the descaling
process.
Reservoir filling
1. Mix 100 g of citric acid with 650 ml of
water in a jug.
Do not use lactic acid or other
descaling agents.
2. Remove the loading wand from its holder.
3. Place the end of the tube at the bottom of
the jug (or container).
4. Touch the START
the reservoir with the descaling solution.
5. When finished, shake the loading wand to
remove any residue.
6. Place the loading wand back in its holder.
7. Remove the jug (or container).
Boiler descaling function
1. Close the door
2. Touch the START
function.
3. Descaling starts.
After completion of the descaling process the
request to drain the descaling solution will be
displayed.
Reservoir draining
1. Open the door
2. Place a jug or container on the open door.
3. Remove the loading wand from its holder.
4. Press the START
the descaling solution into the jug (or
container).
The descaling solution begins to flow into the
jug.
5. Wait for the end of the drain flow.
6. Empty the descaling solution from in the jug
(or container).
Take care: the descaling solution may
be still hot.
CLEANING AND MAINTENANCE - 115
button to
button to start filling
button to start the
button to start draining