16
ENGLISH
PIPES FOR LIGHT OIL BURNER MODEL
GRAVITY SUPPLY SYSTEM
DROP-TYPE SYSTEM WITH SUPPLY FROM THE TANK TOP
SUCTION - TYPE FEEDING SYSTEM
1 Tank
2 Feeding pipe
3 Wire-net filter
4 Pump
5 Degasifier
P = 3,5 m. (max.)
1 Tank
3 Wire-net filter
4 Pump
6 Suction pipe
7 Return pipe
10 Bottom valve
N.B. For any missing devices in the piping, follow existing regulations.
H = Difference in level between level in the tank and the pump axis.
L = Maximum length of suction pipe including the vertical lift.
For each bend or valve deduct 0,25 m.
1 Tank
3 Wire-net filter
4 Pump
6 Suction pipe
7 Return pipe
Pump axis
Pump axis
Pump axis
H
Total meters
meters
meters
Ø i. 10 mm.
Ø i. 12 mm.
0,5
20
30
1
20
30
1,5
25
35
2
25
35
2,5
30
40
3
30
40
6 Suction pipe
7 Return pipe
8 Automatic fuel interception device at
burner shut off
9 Non-return valve
H
Total meters
meters
meters
Ø i. 10 mm.
Ø i. 12 mm.
0,5
20
30
1
20
30
1,5
25
35
2
25
35
2,5
30
40
3
30
40
8 Automatic fuel interception device
at burner shut off
9 Non-return valve
10 Bottom valve
H
Total meters
meters
meters
Ø i. 10 mm.
Ø i. 12 mm.
0,5
17
24
1
14
21
1,5
11
18
2
9
15
2,5
7
13
3
4,5
9
3,5
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