Sime 25-35 BF TS Manual Del Usaurio página 73

2
from the electrodes.
– Unscrew the fixture screws of the
circulator support and remove it.
– Brush the propeller delicately (tur-
bulence disc).
– Carefully clean the photo-resistance
of eventual deposits of dirt deposit-
ed on its surface.
– Clean the remaining components of
the combustion head of eventual
deposits.
– Upon completion re-assemble the
unit in t he opposit e way as
described above taking care to
respect the indicated measure-
ments.
4.7.3 Substitution of nozzle
The nozzle should be substituted at
the beginning of every heating system
for guaranteeing the correct fuel flow
and a good spray efficiency.
The nozzle is substituted in the follow-
ing manner:
– Disconnect the high tension cables
from the electrodes.
1
3
A
2 - 2,5 mm
KEY
1 Heater stat
2 Cap
3 Heater
RONDO' 3/4 OF
ESTELLE 3/4 OF
RONDO' 5/6 OF
ESTELLE 5/6 OF
Fig. 15/b
Fig. 16
Fig. 17
73