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Beschikbare talen
Beschikbare talen
UPSTREAM DYNAMIC
PRESSURE CONTROL / See gas in-
let pressure detection.
INJECTOR PRESSURE
CONTROL
If the measured pressure is lower
than the 20% compared to the en-
try pressure, suspend the installation
and contact the authorized customer
care service
If the measured pressure is higher
than the entry pressure, suspend
the installation and contact the authori-
zed customer care service
REPLACEMENT OF PILOT BUR-
NER INJECTOR - see SECT. IMA-
GES - REF. g)
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).
3. Unscrew the nut and demount the pi-
lot injector (the injector is hooked to the
compression fitting).
4. Replace the pilot injector (Fig. 1) with
the one corresponding to the selected
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.
REPLACING THE PILOT BURNER
INJECTOR - VD. SEC. ILLUSTRA-
TIONS - REF . s) - ONLY FOR FRVG
7.. /9..
1. Close the shut-off valve upstream of
the equipment.
2. Remove the glow plug if necessary
to avoid damaging it during the replace-
ment of the injector (Fig. 2).
3. Unscrew the nut and remove the
injector pilot (the injector is hooked to
the bicone- Fig. 3).
4. Replace the pilot injector (Fig. 1)
with that corresponding to the selected
THE PRESENT MANUAL IS PROPERTY OF THE MANUFACTURER. ANY REPRODUCTION, EVEN PARTIAL, IS PROHIBITED.
GAS TYPE CHANGEOVER
gas as reported in the Reference table.
5. Screw the nut with the new injector
(Fig.3).
6. Reassemble the glow plug (Fig. 2).
7. Light the pilot burner to check
that there are no gas leaks.
Make sure there are no gas lea-
ks
REPLACEMENT
INJECTOR - see SECT. IMAGES
- REF. h) / 1. Close the cut-off cock
upstream the machine.
2. Unscrew the injector (Fig. 3)
3. Replace the injector with the one cor-
responding to the selected gas accor-
ding to what reported in the reference
Table.
4. Screw the new injector.
INJECTOR REPLACEMENT
BURNER - SEE SEC. ILLUSTRA-
TIONS- REF. t) - ONLY FOR
FRVG7../9..
1. Close the shut-off valve upstream of
the equipment.
2. Unscrew the injector from its seat
(Fig.3).
3. Replace the injector with the corre-
sponding one to the second chosen gas
as reported in the reference table.
4. Screw the injector tightly into the
injector site.
Make sure there are no gas lea-
ks
ADJUSTMENT OF MAIN BURNER -
see SECT. IMAGES - REF. h)
For primary air adjustment:
1. Unscrew the locking screw (Fig. 1).
2. Where required set the distance (X)
mm of the bushing corresponding to the
selected gas (see Gas reference Table).
In case of screw replacement
put a tampering detecting seal
on it at the end of the detection
process
- 16 -
OF
BURNER
6.
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