Worcester 12/14 Installation And Servicing Instructions page 12

TABLE 10 Single Pipe Suction Lift with De-aerator
Fuel
Flowrate 2.5 (kg/h)
HEAD
(metres)
0 100
0.5 95
1.0 80
1.5 70
2.0 60
2.5 45
3.0 35
3.5 25
Fig. 10. Oil Supply.
(a) Single pipe system
(for plastic tanks)
(b) Double pipe system.
150 mm
(for plastic tanks)
(c) Single pipe lift system with de-aerator.
(for plastic tanks)
MAXIMUM ALLOWABLE PIPE RUN FROM TANK TO DE-AERATOR (metres)
5.0 (kg/h)
6 mm inside dia. pipe
(8 mm O.D. copper)
55
45
40
35
30
25
15
10
Oil tank
Filter
Full base
Isolating
valve
Oil tank
Filter
Full base
Isolating
valve
Oil tank
Filter
Full base
Isolating
valve
10.0 (kg/h)
26
23
20
17
14
11
8
5
Fire valve to
BS 5410
Isolating
valve
Non return
valve
Non return
Isolating
valve
valve
Fire valve to
BS 5410
De-aerator
Fire valve to
BS 5410
Isolating
valve
12
10.0 (kg/h)
8 mm inside dia. pipe
(10 mm O.D. copper)
100
100
90
75
65
50
35
20
Maximum oil level
Wall
Paper element
oil filter
Fire detection
element
Isolating
valve
Burner
Fire detection
Wall
element
Isolating
valve Burner
Fire detection
Wall
element
Burner