gledhill Torrent GreenHeat TGH140-OV Design, Installation & Servicing Instructions page 32

INSTALLATION
Pipe Thermostat 2
on
off
C 1 2
C 1 2
ML N
on
off
Normally Closed
Pipe Thermostat 1
2 Port Valve
Torrent GreenHeat with 'S' Plan heating system with typical solar heating system
WIRING DIAGRAM
Normally Open
2 Port Valve
L N E
L N E 1 2
PL SL E
Local
double
pole
isolator
CH & HW Programmer
HW HW
CH
OFF ON
OFF
N L 1 2 3
Br
3
1 2 3 4 5
5
A
L N
boiler
L N E
Boiler wiring terminals
Mains supply
230VAC ~ 5 Amp
Page 32
Room thermostat
CH
ON
ON OFF
4 E 1 2
Br
Junction box
6 7 8 9 10 11
E N
E SL L N E
pump
System pump
S
E C
3 4
12
Or
G
an
G/
Br
ge e
Bl
Y
L N E S1
L
Central heatin
Zone valve