Gas Type Changeover - MBM PEG7750I Manual De Uso E Instalación

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. l)
1. Close the shut-off valve upstream
of the equipment.
2. Remove the lower panel
3. Disassemble the burner body
4. Disassemble the plug to avoid da-
maging it while replacing the injector
(Fig. 1/B).
5. Unscrew the nut and remove the
pilot injector (the injector is attached
to the double cone).
6. Replace the pilot injector (Fig.1/A)
with that which corresponds to the se-
lected gas as indicated in the Refe-
rence table.
THE PRESENT MANUAL IS PROPERTY OF THE MANUFACTURER. ANY REPRODUCTION, EVEN PARTIAL, IS PROHIBITED.

GAS TYPE CHANGEOVER

7. Tighten the nut with the new injec-
tor.
8.Reassemble the plug.
9. Ignite the pilot burner to make sure
there are no gas leaks.
REPLACEMENT
INJECTOR - see SECT. IMAGES
- REF. m) / 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.
4. Screw the new injector.
OF PILOT
ADJUSTMENT
THERMAL RANGE - see SECT.
IMAGES - REF. n)
In the provided models, the reduced
thermal range is obtained with the "si-
zed" by-pass minimum screw (Fig. 2),
screwed hard (see Gas Table).
Open the cut-off cock upstream the
machine
- 15 -
OF
Make sure there are no gas le-
aks
OF
In case of screw replacement
put a tampering detecting seal
on it at the end of the detection
process
6.
EN
BURNER
MINIMUM