Bosch GREENSTAR II HE OIL 12/22 Service Manual download pdf (Page 11)

MAXIMUM ALLOWABLE PIPE RUN FROM TANK TO DE-AERATOR (metres)

Fuel

Flowrate 2.5 (kg/h) 5.0 (kg/h) 10.0 (kg/h) 10.0 (kg/h)

HEAD

(metres)

6 mm inside dia. pipe 8 mm inside dia. pipe

(8 mm O.D. copper) (10 mm O.D. copper)

0 100 55 26 100

0.5 95 45 23 100

1.0 80 40 20 90

1.5 70 35 17 75

2.0 60 30 14 65

2.5 45 25 11 50

3.0 35 15 8 35

3.5 25 10 5 20

TABLE 6 Single Pipe Suction Lift with De-aerator

Fig. 16. Oil Supply.

(a) Single pipe system

Oil tank

Maximum oil level

H = 4 m (13 ft) maximum

Fire valve to

BS 5410

Fire valve to

BS 5410

Isolating

valve

Isolating

valve

Fire detection

element

Filter

Burner

Wall

(b) Double pipe system.

Isolating

valve

Non return

valve

Non return

valve

Fire detection

element

Isolating

valve

Oil tank

Fire valve to

BS 5410

H = 3.5 m (11.5 ft) maximum

Burner

Wall

Fire detection

element

De-aerator

H = 3.5 m (11.5 ft) maximum

Isolating

valve

H = 0.3 m (1 ft) minimum

Paper element

oil filter

Isolating

valve

Filter

Isolating

valve

Isolating

valve

Full base

(for plastic tanks)

Full base

(for plastic tanks)

Full base

(for plastic tanks)

150 mm

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 27 28

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Bosch GREENSTAR II HE OIL 12/22 Service Manual Page 11

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