Gas Type Changeover - MBM FB77AXL Manual De Uso

bed above:
1. Close the network locks upstream the
appliance (Water - Gas - Electric).
2. Make sure that the drain cocks (if
present) are "Closed".
3. Check the cleanliness and hygiene
of the appliance.
PROLONGED DECOMMISSIONING
/ In case of prolonged inactivity, per-
form all the procedures described for
daily putting out of service and protect
the parts most exposed to oxidation
as indicated below:
1. Use lukewarm water with a bit of
soap to clean the parts;
2.Rinse the parts thoroughly, without
using pressurised and/or direct water jets;
UPSTREAM DYNAMIC
PRESSURE CONTROL / See gas
inlet pressure detection.
INJECTOR PRESSURE
CONTROL
If the measured pressure is
lower than the 20% compared
to the entry pressure, suspend the
installation and contact the authori-
zed customer care service
If the measured pressure is hi-
gher than the entry pressure, su-
spend the installation and contact the
authorized customer care service
REPLACEMENT
BURNER INJECTOR - see SECT.
IMAGES - REF. i)
1. Close the cut-off cock upstream the
machine.
2. Demount if necessary, the plugs in
order to avoid to damage it during the
injector replacement (Fig. 2).
THE PRESENT MANUAL IS PROPERTY OF THE MANUFACTURER. ANY REPRODUCTION, EVEN PARTIAL, IS PROHIBITED.
OPERATIONS FOR COMMISSIONING
3. Dry the surfaces carefully using
non-abrasive material;
4. Wipe a non-abrasive cloth lightly so-
aked with food-safe Vaseline oil over all
of the stainless steel surfaces in order
to create a protective film.
For appliances with doors and rubber
gaskets, leave the door slightly ajar to
let it air out and spread protective talcum
powder on the rubber gasket surfaces.
Periodically air the appliances and
rooms.
a year by an authorised technician of
the assistance service.

GAS TYPE CHANGEOVER

3. Unscrew the nut and demount the
pilot injector (the injector is hooked to
the compression fitting).
4. Replace the pilot injector (Fig. 1)
with the one corresponding to the se-
lected gas according to what reported
in the reference Table.
5. Screw the nut with the new injector.
(Fig. 2).
6. Reassemble the plug (Fig. 2).
7. Turn on the pilot burner to check
whether there are no gas leakages.
REPLACEMENT
OF PILOT INJECTOR - see SECT. IMAGES
- REF. l) / 1. Close the cut-off cock
upstream the machine.
2. Unscrew the injector (Fig. 3)
3. Replace the injector with the one
corresponding to the selected gas
according to what reported in the re-
ference Table.
- 15 -
To make sure that the appliance
is in perfect technical conditions,
arrange for service at least once
Make sure there are no gas
leaks
OF
5.
EN
6.
BURNER