Access To Head Internal Part; Nozzle Installation - Riello DB 4 LSM C13 Installation, Use And Maintenance Instructions

4.9

Access to head internal part

 Unhook the tie-rod 6)(Fig. 16) of the head movement lever,
removing the nut.
 Undo the self-locking nut 6) and unhook the tie-rod 7).
 Disconnect the socket X1) of the servomotor.
 Remove the 4 fixing screws 1).
4.10

Nozzle installation

The burner complies with the emission requirements of the EN
267 standard. In order to guarantee that emissions do not vary,
recommended and/or alternative nozzles specified by Riello in
the Instruction and warning booklet should be used.
It is advisable to replace the nozzle once a year
during periodical maintenance.
WARNING
The use of nozzles other than those specified by
Riello S.p.A. and inadequate regular maintenance
may result into emission limits non-conforming to
the values set forth by the regulations in force, and
in extremely serious cases, into potential hazards
to people and objects.
CAUTION
The manufacturing company shall not be liable for
any such damage arising from non-observance of
the requirements contained in this manual.
Fit the nozzle with a pipe wrench (24 mm), passing through the
central opening of the flame stability disc (Fig. 17).
Fit the nozzles on the nozzle holder without the fuel interception
rod.
Installation
 Remove the air conveyor.
 Turn the underneath part of the elbow 3) anticlockwise up to
release it from its housing.
 Undo the screw 4) with pressure test point.
 Remove the internal part of the head 5).
4
2 5
3
6
1
20146730
X1
17 GB
1
7
X2
D9248
Fig. 16
40 mm
Fig. 17
20146011