MI
RI
GAS
MI
RI
GAS
HYDRAULIC CIRCUIT - SENSORS
1 Automatic purge valve
2 Supply sensor
3 Heat exchanger
4 Gas pressure switch
5 Pressure gauge connector
6 Return sensor
7 Water pressure sensor
8 Heating unit drain valve
9 Condensate drain syphon
10 Heat exchanger sensor
11 Safety thermostat
12 Flue exhaust sensor
1
1
2
2
11
10
12
3
4
4
6
7
7
5
8
9
9
- 9
-
GENERAL
- 9
-