30
F
2.5
E
C
1.5
+0.2 -0.3
G
Fig. 22
1.
Undo nozzle
F
whilst counterholding the oil pre-
heater. Prevent the formation of bubbles.
2.
Select the nozzle in accordance with the details in
the table on page 35.
Insert a new nozzle
F
(counterholding the oil pre-
heater).
3.
Insert spinning facility
E
as far as it will go. Align
ignition electrodes
C
to the cable entries accord-
ing to the holes drilled. Install the oil burner nozzle
centrally into the restrictor.
Note
Use the supplied adjusting gauge.
4.
Secure Allen screw
D
of the spinning facility.
Check the nozzle gap.
!
Please note
An incorrectly adjusted nozzle gap can result
in irregular operation of the burner and even
a fault shutdown.
Observe nozzle gap
G
.
5.
Refit mixing assembly
B
. Tighten screws
A
with
a torque
≥
5 Nm/
≤
8 Nm (see page 29).
Commissioning, inspection, maintenance
Replacing the nozzle and checking or adjusting the ignition electrodes
5686 293 GB