Unigas PG60, Manual Of Installation - Use - Maintenance

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CIB UNIGAS - M039191CA
29
Removing the combustion head and the oil gun
1 Remove the top cover
C
;
2 remove the photoresistor from its seat;
3 unscrew the revolving connectors (
E
in figure) on the fuel pipes (use 2 spanners to avoid loosening the connections attached to the
distributor block);
4 loosen
VRT
screw to free the threaded rod
AR
, then screw out the 2 screws
V
holding the washer
R
and the screw
VRT
again;
5 remove the whole assembly as shown in figure;
6 clean the combustion head and the oil gun by means of a vacuum cleaner; to scrape off the scale use a metallic brush.
Note: to replace the combustion head reverse the procedure described above.
Removing the oil gun
(PG70-PG81)
Once the combustion head is removed, as described before, remove the oil gun as foloows:
1
unscrew the connectors from the 2 oil pipes (
E
in figure) using 2 spanners to avoid loosening the connections attached to the distri-
butor block);
2 loosen the screw
VB
3 remove the gun with the light oil nozzle holder.
4 clean the oil gun by means of a vacuum cleaner; to scrape off the scale use a metallic brush
5 replace the oil gun, if necessary.
Note:
To re-assemble, follow the procedure above in reversed order.
PG60
PG70-PG81
C
AR
VRT
R
E
E
AR
VB
E