IDRABALCONY
20
2.3 Water circuit
1 Limit thermostat
2 By-pass (only IDRABALCONY 11-13)
3 NTC sensor
4 Exchanger
5 Burner
6 Gas valve
7 Flow switch
8 Filter
Hot water outlet
Cold water inlet
1
2
4
5
6
7
3
8
2.4 Multi-wire electrical diagram
fig. 3
NOTE: L-N POLARISATION IS RECOMMENDED
IWH01NX
Control diagram
T1
Transformer
T2
Ignition transformer
P1
DHW temperature selection potentiometer
P2
OFF-ON selector
JP1
NG-LPG selection jumper
RL1
Fan relay
RL3
Ignition control relay
F
Fuse 2A F
CN1-CN7
Connectors
E.A./R.
Ignition/Detection electrode
T.L.
Limit thermostat
P.F.
Flue gas pressure switch
MOD
Modulator
S.S.
DHW circuit temperature probe (NTC)
FL
DHW flow switch
V
Fan
OPE
Gas valve operator
T.A.G.
Antifreeze thermostat
G1-G2
Joints
RFS
Wire-wound heating element
Bianco
White
Nero
Black
Grigio
Grey
Rosso
Res
Viola
Purple
Marrone
Brown
Blu
Blue
Rosa
Pink
Valvola gas
Gas valve
CN7
CN5
JP1
P1
P2
JP4
RL1
RL3
CN1
CN4
CN2
CN3
T1
T2
F
N L
230 V
E.A./R.
1
1
F= Fuse 2 AF
1
11
1
4
FA1
FA2
V
CN3
marrone
blu
1 2
marrone
CN4
1 2 3 4
blu
rosa
3
2
1
5
4
1
2
4
3
OPE OPE
VALVOLA GAS
MOD
T.L.
grigio
bianco bianco
nero
nero
rosso rosso viola viola
MOD
P.F.
S.S.
grigio
F.L.
CN7
1
11
bianco
AMP
RFS
bianco
blu marrone
1
2
3
4
nero nero
G1
G2
blu
marrone
marrone
blu
CN2
T.AG.
1
2
3
AMP
3
2
1
2
3
1
AMP
fig. 2
