49
R1KG 24 - RAD - ING - Manuale - 1806.1_SK.2
2 S
c
hema idr
aulic
o
_
R
1
K
G
_
E
N
2. MAINTENANCE
SUPPOR
T
C
ENTRE
2.2.10. HYDRAULIC BOARD
KEY
R. HEATING RETURN
G. GAS INLET
F. COLD WATER INLET
A. HEATING FORWARD
1. AIR RELIEF VALVE
2. FUMES SAFETY THERMOFUSE
3. HEAT
EXCHANGER
4. BURNER
UNIT
5. ELECTRIC
FAN
6. GAS
VALVE
7. WATER PRESSURE SWITCH
8. SAFETY VALVE 3 bar
9. CONDENSATE COLLECTION SIPHON
10. CIRCULATOR
11. SYSTEM DRAINING TAP
12. HEATING PROBE
13. BY-PASS
14. FILTER
15. SAFETY THERMOSTAT
16. AIR SUCTION TUBE
17. PROPORTIONAL VENTURI
18. SYSTEM FILLING TAP
19. WATER PRESSURE GAUGE
G
R
A
F
2
3
4
5
6
7
1
9
10
8
11
1
12
13
14
15
16
17
18
19
