Grant Vortex - Page 11

Section 3: Oil Storage and Supply System Page 11
Figure 3-1: Single pipe (gravity) system
Figure 3-2: Two pipe system
Figure 3-3: De-aeration device system
1
23
2
6
12
9
7
4
8
5
10
3.5m Max
150mm
10
1
2
3
2
6
12
9
7
4
8
5
4m Max
300mm
Min
123
2
6
12
9
7
4
8
5
11
3.5m Max
10
Key to oil supply diagrams
1 Oil tank 5 External wall 9 Burner
2 Isolating valve 6 Oil fi lter (15m max. fi ltration size) 10 Non-return valve
3 Oil strainer 7 Fire valve sensor 11 De-aerator*
4 Fire valve to BS5410-1 8 Oil pump 12 Appliance isolation valves
* Position of de-aeration device must be level with or above the oil pump