32
ENGLISH
GRAVITY SUPPLY SYSTEM
1 Tank
2 Feeding pipe
3 Wire-net filter
4 Pump
5 Degasifier
6 Suction pipe
7 Return pipe
8 Automatic fuel interception
device at burner shut off
9 Non-return valve
DROP-TYPE SYSTEM WITH SUPPLY FROM THE TANK TOP
1 Tank
3 Wire-net filter
4 Pump
6 Suction pipe
7 Return pipe
8 Automatic fuel interception
device at burner shut off
9 One-way valve
10 Bottom valve
SUCTION - TYPE FEEDING SYSTEM
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
Total meters
meters
meters
Ø i. 14 mm.
Ø i. 16 mm.
0,5
36
55
1
30
48
1,5
25
41
2
20
32
2,5
15
24
3
10
15
3,5
4
7,5
H
Total meters
meters
meters
Ø i. 16 mm.
1
40
1,5
45
2
45
2,5
50
3
50
H
Total meters
meters
meters
Ø i. 16 mm.
1
40
1,5
45
2
45
2,5
50
3
50
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.
P = 3,5 m. (max.)
PIPES FOR LIGHT OIL BURNER
MODEL BT 120 DSG 3V
