4.8.2
Nozzle installation
–
Fit the nozzle with the box spanner, fitting the spanner through
the central hole in the flame stability disk (Fig. 17).
–
Nozzles with no fuel shutoff needle must be fitted on the nozzle
holder.
–
To set the delivery range within which the nozzle must work,
nozzle return line fuel pressure must be adjusted according to
Tab. F.
➤ 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.
20037168
Installation
D11257
26
GB
Fig. 17