Principle Schematic - geminox FCX 22 C Technical Instructions

9.2.4 - Analogue and digital controls (depen-
ding on the climatic conditions)
Fig. 52
Neutral
Earth
Live
L N 1 2 3 4 5 6 7 8

9.3 - Principle schematic

Fig. 53
L
M/A
V1
N
P3
VM1 VM2
P1 P2
T LS
X2
X12
X1
Y1
TSF
X3
X6
Y3
Y2
TRC
X4
X11
TSE
X10
V2
1 2 3
BR
X9
st
P1 1 circuit heating pump
nd
P2 2 circuit heating pump
VM1 1st circuit motorised mixer valve (motor 4min/90°)
nd
VM2 2 circuit mixer valve (motor 4 min/90°)
P3 Domestic hot water pump
(domestic hot water sensor obligatory)
TLS Safety thermostat if the 2
heating
The analogue and digital controls allow all heating
installations to be controlled in relation to climatic
conditions, through automatic action on the installa-
tion's mixer valve - See the control instructions.
L:
N:
M/A: Start/Stop switch
TSE: Water overheating safety ther-
E/H: Summer/Winter switch
TRC: Boiler temperature control ther-
TSF: Combustion product overheating
BR: Burner
V1
V2: Safety device light
X/Y Connectors for electronic regula-
E/H
4 6 7 8
5
- 33 -
INSTALLATION
nd
circuit is for underfloor
Live
Neutral
mostat
mostat
safety thermostat
On light
tor