Nozzle; Nozzle Installation - Riello RLS 280/E Installation, Use And Maintenance Instructions

4.11 Nozzle

In order to guarantee that emissions do not vary, recommended
and/or alternative nozzles specified by the Manufacturer in the In-
struction and warning booklet should be used.
It is advisable to replace nozzles every year during
regular maintenance operations.
WARNING
The use of nozzles other than those specified by the
Manufacturer and inadequate regular maintenance
may result into emission limits non-conforming to
CAUTION
the values set forth by the regulations in force, and
in extremely serious cases, into potential hazards to
people and objects.
The manufacturing company shall not be liable for
any such damage arising from non observance of
the requirements contained in this manual.

4.11.1 Nozzle installation

– Fit the nozzle with the box spanner, fitting the spanner through
the central hole in the flame stability disk (Fig. 19).
– Nozzles with no fuel shut-off needle must be fitted on the noz-
zle holder.
– To set the delivery range within which the nozzle must work,
nozzle return line fuel pressure must be adjusted according to
Tab. L.
 Do not use any sealing products such as gas-
kets, sealing compound, or tape.
 Be careful to avoid damaging the nozzle seal-
WARNING
ing seat.
 The nozzles must be screwed into place tightly
but not to the maximum torque value provided
by the wrench.
20106891
Installation
20123213
GB
24
Fig. 19