Riello P140 T/G Installation, Use And Maintenance Instructions page 9

•
State, first of all, the maximum output required with all three nozzles in operation.
•
On the base of the maximum required output, choose-from table A or B - three related nozzles.
Nozzles: 60° - Pump pressure: 12 bar
For three-stage operation (up to 116 kg/h) 1
in order to obtain higher values of CO
DIN.
•
The references on the table C have to be followed in case of need of:
- modification of the pump pressure in order to vary the output;
- diverse composition of the 3 nozzles group;
- knowledge of the output in 1
SUGGESTED NOZZLES
st
1 Stage / 2
A
Nozzles 60°
Pump 12 bar (1)
GPH
st nd
1 2
5.50 5.50
6.00 6.00
6.50 6.50
7.00 7.00
7.50 7.50
8.00 8.00
8.30 8.30
8.50 8.50
9.00 9.00
9.50 9.50
10.00 10.00 10.00
10.50 10.50 10.50
11.00 11.00 11.00
(1) The pump pressure is referred to all three nozzles operating, the pressure increases automatically with two noz-
zles in operation and more with only one.
2915905
CHOICE OF: NOZZLES - PUMP PRESSURE -
COMBUSTION HEAD ADJUSTMENT
st
(during 1
2
st nd
and 2 stage.
nd
Stage
Total delivery
kg/h
rd st + nd + rd
3 1 2 3
5.50 70.80
6.00 77.40
6.50 83.70
7.00 90.00
7.50 96.60
8.00 102.90
8.30 106.80
8.50 109.50
9.00 115.80
9.50 122.40
128.70
135.30
141.60
nd
and 2 nozzle are not equal to the 3
st nd
and 2 stage of operation), complying with German Standard
B
Nozzles 60°
Pump 12 bar (1)
st
1
6.50
7.00
7.50
8.00
8.30
8.50
9.00
9.50
9.50
9.50
10.00 10.00 10.00
10.50 10.50 10.50
11.00 11.00 11.00
7
rd
one. Follow this procedure
rd
3 Stage
Total delivery
kg/h
GPH
nd rd st + nd +
2 3 1 2
6.50 3.50 71.10
7.00 4.00 77.20
7.50 4.00 81.60
8.00 4.00 85.80
8.30 4.00 88.40
8.50 4.50 92.30
9.00 5.00 98.70
9.50 6.00 107.40
9.50 8.00 115.90
9.50 9.50 122.40
128.70
135.30
141.60
rd
3