32
The boilers are produced for the type of gas specif-
ically requested upon ordering.
DANGER!
The conversion for the operation of
the boiler with a type of gas other
than that specifically required in the
order, must be performed by Unical
professionally qualified personnel, in compliance
with the standards and regulations in force.
The manufacturer cannot be held liable for any
damage resulting from a conversion operation
that is incorrect or not performed in compliance
with the laws in force and/or with the instructions
given.
ATTENTION!
After performing the conversion for
the operation of the boiler with a type
of gas (e.g. propane gas) other than
that specifically requested when or-
dering, the appliance will only work
with this new type of gas.
ATTENTION!
indications for propane gas-fired ap-
pliances
Make sure that the gas tank has been deaerated
before installing the appliance.
For state-of-the-art deaeration of the tank, con-
tact the lPg supplier or a person qualified in
compliance with law.
if the tank has not been professionally deaerated,
ignition problems could arise.
in that case, contact the supplier of the lPg tank.
To convert the boiler from one type of gas to
another, proceed as follows:
- Disconnect the appliance from the elctrical power
supply
- disconnect the detection/switch-on electrode,
loosen the 4 screws (2) that connects the burner
pack (3) to the nozzle collector
- remove the burner (3);
4.3 - aDaPTaTiOn
TO THe Use OF OTHeR gas
- disconnect the nozzles (4) from the manifold (5)
and replace them with those of diameter corre-
sponding to the new gas type (see table "NOZ-
ZLES - PRESSURES);
- re-assemble the burner and reconnect it to the
electrode;
- access the modulation board contained in the elec-
tric panel and position the jumper in the position
corresponding to the new type of gas indicated in
the figure;
- Close the electric panel and restore the appli-
ance's electric power supply
- check the pressure value upstream of the gas
valve (see table “NOZZLES - PRESSURE”) and
adjust the pressure as indicated in paragraph
“3.12”;
- check that the burner is working properly;
- check that there are no gas leaks.
Summary of Contents for !DEA AB 24
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