Table of Contents
Advertisement
8.6
Pump pressure and air output
The burner is provided with an hydraulic device controlled by
the economizer which reduces to approx. 70 % the max. output
of gas oil and air.
st
8.6.1
1
stage adjustment
Adjustment of air shutter
Place the small plug 9)(Fig. 20) of the economizer 10) into the
position I (Item A, Fig. 21).
In this way the burner will remain permanently in the 1
Unloosen the nut 2)(Fig. 22), turn the screw 3) until the air
shutter 1) reaches the position desired.
Then lock the nut 2).
Pressure regulation
This is set at 8 bar at the factory.
Should such pressure be reset or changed, just turn the screw
4)(Fig. 21).
The pressure gauge must be mounted in place of cap 5).
nd
8.6.2
2
stage adjustment
Adjustment of air shutter
Place the small plug 9)(Fig. 20) of the economizer 10) into the
position II (Item B, Fig. 21).
In this way the burner remains permanently in the 2
Unloosen the nut 6)(Fig. 22), turn the screw 7) until the air
shutter 1) reaches the position desired.
Then lock the nut 6).
Pressure regulation
This is set at 14 bar at the factory.
Should such pressure be reset or changed, just turn the screw
8)(Fig. 20).
The pressure gauge must be mounted in place of cap 5).
8.7
Electrode setting
The position of the electrodes cannot be regulat-
ed. In case of failure, check that the measure-
ments as shown on the figure are respected.
WARNING
Before removing or assembling the nozzle, loosen the screw
A)(Fig. 23) and move the electrodes ahead.
Start-up, calibration and operation of the burner
st
stage.
nd
stage.
Item A
II - I
II
4 ± 0.3 mm
A
D5288
21
GB
S7347
Item B
I
II - I
II
9
9
S7346
Move the electrode holder
backwards to the end
Fig. 20
I
Fig. 21
Fig. 22
4.5 ± 0.5 mm
Fig. 23
20032184
Advertisement
Table of Contents
