
48
R2C 28 - RAD - ING - Manuale - 2101.1_SKB1.3_MIAB3013_R7_B3_v.28_kW_firm.H048D
2 C
o
mp
le
s
s
iv
o te
cnico
_
R
2
K 2
4
_
S
K
.2
_
B
3
_
E
N
2. MAINTENANCE
SUPPOR
T
CENTRE
2.2.9. TECHNICAL ASSEMBLY
KEY
1. FUMES SAFETY THERMOFUSE
2. INTEGRATED HEAT EXCHANGER
3. BURNER
UNIT
4. DETECTION
ELECTRODE
5. ELECTRIC
FAN
6. AIR RELIEF VALVE
7. SAFETY VALVE 3 bar
8. CIRCULATOR
9. GAS
VALVE
10. SYSTEM DRAINING TAP
11. DOMESTIC CIRCUIT PROBE
12. SAFETY THERMOSTAT
13. HEATING PROBE
14. LIGHT UP ELECTRODE
15. EXPANSION TANK
16. START-UP TRANSFORMER
17. AIR SUCTION TUBE
18. PROPORTIONAL VENTURI
19. CONDENSATE COLLECTION SIPHON
20. WATER PRESSURE SWITCH
21. DIVERTER VALVE
22. FLOW SWITCH
23. SYSTEM FILLING TAP
1
2
3
4
17
7
8
9
10
6
11
12
13
14
15
5
16
18
19
22
23
20
21
6