gledhill TEC140-OV Installation & Servicing Instructions Manual page 30

INSTALLATION
Control Stat 2
on
C 1 2
C 1 2
ML N
on
off
Normally Closed
Pipe Thermostat 1
2 Port Valve
Torrent ECO with 'Y' Plan heating control system and typical solar heating system
WIRING DIAGRAM
Normally Open
2 Port Valve
off
L N E
L N E 1 2
isolator
PL SL E
CH & HW Programmer
HW CH
OFF
OFF
N L 1 2 3
Br
3 1 2 3 4
Local
5
double
A
pole
L
L N E
Boiler wiring terminals
Mains supply
230VAC ~ 5 Amp
Page 30
Room Thermostat
HW CH
ON ON
ON
4
E 1 2
Br
Junction
5 6 7 8 9 10
E
N E SL L N E
boiler pump
System pump
OFF
E
3 4
11 12 L N E
Or
an
G/
ge
Bl
Y
N E
N L
3-P
Flow sh