HEATING OIL FUELLING LINE
Attention: Before starting the burner, check that the fuel return pipe is not clogged. Excessive over-
pressure would break the pump retaining component.
Install a filter on the fuel supply line.
6
S.p.A.
H
(m)
Øi 8 mm. Øi 10 mm.
0.5
1.0
1.5
2.0
Fig. 5 A
H
(m)
Øi 8 mm. Øi 10 mm.
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Fig. 5 B
3.5
H
(m)
Øi 8 mm. Øi 10 mm.
0.0
0.5
1.0
1.5
2.0
Fig. 5 C
2.5
3.0
3.5
HYDRAULIC CIRCUITS
A Gravity supply
B Suction supply
C Siphoned supply
D Ring supply
Nota: Add 0.25 meters to the pipe length for each
elbow or gate valve (load losses).
L
Total length of intake pipe including vertical
Fig. 5 D
sections
H Difference in level
Øi Inner pipe diameter
SUN
L (m)
10
20
20
40
40
80
60
100
L (m)
25
60
21
50
18
44
15
38
12
32
10
26
8
20
6
16
L (m)
25
60
21
50
18
44
15
38
12
32
10
26
8
20
6
16