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5.7
Burner description
12
11
2
3
4
1
1
Suction connection
2
Pump pressure regulator
3
Return connection
4
Pressure gauge connection (PRESS 140 - G 1/8)
Pressure gauge connection (PRESS 200-300-450 - G 1/4)
5
Vacuometer connection (PRESS 140 - G 1/2)
Vacuometer connection (PRESS 200-300-450 - G 1/4)
6
Maximum temperature thermostat
7
Minimum temperature thermostat
8
Control box reset button with lockout signal
9
Fan motor
10 Setting thermostat
11 Air adjustment cam
12 Servomotor
13 Modulator (only for modulating units)
14 Nozzle rod opening magnet
15 Pressure adjustment eccentric on return line
16 Pressure switch
17 Return pressure gauge
18 Delivery pressure gauge
19 Combustion head adjustment screw
20 Filter
20170392
Technical description of the burner
5
7
6
12
10
13
15
9
8
14
GB
16
17
20
18
20172325
19
Fig. 4
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