Ferroli ATLAS D 37 K 130 UNIT Instructions D'utilisation, D'installation Et D'entretien page 44

Pump pressure adjustment
The pump pressure is factory set for optimum operation and should not normally be
changed. However, if special needs require a different pressure, after applying the pres-
sure gauge and lighting the burner turn the adjustment screw "6" indicated in fig. 28. It is
anyhow recommended to keep within the range of 10 - 14 bar
10 15
5 20
0 25
4
P
3
1
fig. 27 - SUNTEC pump
3
-
+
6
P
2
fig. 28 - DANFOSS pump
1. Inlet (suction)
2. Return
3. Outlet to nozzle
4. Pressure gauge connection
5. Vacuum gauge connection
6. Adjustment screw
7. By-pass screw
44
EN
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m h O
2
5
V
6
7
2
10 15
5 20
0 25
4
m h O
2
P
5
V
7
1
cod. 3541I110 - Rev. 02 - 10/2016
ATLAS D 37 K 130 UNIT
Head and air shutter
Adjust the head and air flow rate according to the burner power as indicated in fig. 29
Turn the head adjustment screw B (fig. 30) clockwise or anticlockwise until the mark on
rod A (fig. 30) coincides with the pointer.
30
25
20
B 15
10
5
0
15.0 20.0 25.0 30.0 35.0
1,26 1,69 2,11 2,53 2,95
fig. 29 - Burner adjustments graph Prodotto_Gr1
A Power
B Adjustment pointer
C Oil flow rate
"L" head (mm)
Air
To adjust the air flow, turn screw C (fig. 30) after loosening nut D. After making the ad-
justment, tighten nut D.
fig. 30 - Burner adjustment
Position of electrodes - baffle
After fitting the nozzle, check correct positioning of the electrodes and baffle, according
to the values given below. It is advisable to check the values after every operation on the
head.
3
L
1
fig. 31 - Electrode - baffle position
A (kW)
40.0 45.0 50.0 55.0 60.0
5,06 C (kg/h)
3,37 3,79 4,22 4,64