Installation Manual
SYSTEM BOILER – Cod. 99951NA – November 2002
14
KEY
1.
MAIN HEAT EXCHANGER 20.000 – 24.000 kCal/h
2.
MAIN HEAT EXCHANGER 30.000 kCal/h
3.
CIRCULATING PUMP RSL 15/5
4.
CIRCULATING PUMP RSL 15/6
5.
GAS VALVE VK4105
6.
LT.6 EXPANSION VESSEL
7.
3 BAR SAFETY VALVE
8.
BURNER 13 R.
9.
BURNER 17 R.
10.
HEATING SENSOR
11.
WATER PRESSURE SWITCH
12.
WATER PRESSURE GAUGE
13.
LIMIT THERMOSTAT 95°C
14.
AIR PRESSURE SWITCH
15.
EXHAUST FAN
16.
LT.10 EXPANSION VESSEL
7
11
5
15
3
8
2
1
2
14
10
13
3
6
14
15
2
5
9
2
4
7
11
5
13
10
3
12
12
16
mod.
RS 30 E
mod.
RS 20 E - RS 24 E
