gledhill StainlessLite D120 Design, Installation & Servicing Instructions page 21

(S-PLAN) WIRING DIAGRAM WITH TWO 2 PORT VALVES AND BOILER CONTROLLED PUMP OVERRUN OPTION
Central Heating Control
ELECTRONICS
N L
Bl Br
Br
Danfoss
WB12
1
Wiring
Centre
Br
L
5 Amps
L N
Mains Supply
Fed Via Double
Pole Isolator
230 VAC ~ 5 Amps
(Y-PLAN) WIRING DIAGRAM WITH 3 PORT VALVE/2 PORT SAFETY VALVE AND BOILER CONTROLLED PUMP OVERRUN OPTION
Central Heating Control
OFF
ELECTRONICS
N L 1
Bl Br
Br Bl
1
Br Bl
L N
5 Amps
L N
Mains Supply
Fed Via Double
Pole Isolator
230 VAC ~ 5 Amps
HW CH
OFF ON OFF ON
1 2 3 4
G/Y
Br Br
G/Y *Br
Bl Br Br B Bl
2 3 4 5 6 7 8
Bl G/Y Br Br Bl G/Y
N E
HW
HTG
VALVE
VALVE
Br Bl G/Y Gr Or
V4043A
TWO PORT
ZONE VALVE
HTG
B
A
Typical schematic wiring diagram for an unvented installation
HW CH
Room Thermostat
ON OFF ON
1
2 3 4
G/Y Br
Br Br
G/Y Br Br B *Br G/Y
Bl
2 3 4 5 6 7 8
G/Y Wh Br Bl G/Y
E
HTG HW
VALVE
VALVE
Wh Bl G/Y Gr Or
V4073A
MID POSITION
ZONE VALVE
HTG
B
A
Typical schematic wiring diagram for an unvented installation
INSTALLATION
Room Thermostat
Dual Aqau Stat
Overheat Stat
C 1
1 2 3 4
Br Bl B G/Y Br
4 core cable 3 core flex
B Br
G/Y
B Or
Br
Provide extra core
9 10 11 12
from terminal 12 to
L-P connection on
the boiler (shown
dotted) and remove
Gr Or
the boiler pump link
if the boiler has an
independant
pump output.
Br Bl
Br Bl G/Y Or Gr
L N
V4043A
TWO PORT
ZONE VALVE
Boiler
DHW
B
A
Pump
DRN.
N. Fursman
Spade
connectors
Overheat Stat
required
for earth
connections
C 1
2 3 4
R (Supplied with stat)
G/Y Br
Bl B
4 core cable
B Or
Br
B
Provide extra core
9 10 13
11 12
from terminal 12 to
L-P connection on
the boiler (shown
dotted) and remove
Gr Or B Gr
Br the boiler pump link
if the boiler has an
independant
pump output.
Br
Br Bl G/Y Or Gr
V4043A
TWO PORT
ZONE VALVE
DHW
A B
DRN.
N. Fursman
Page 21
WIRE COLOUR LEGEND
R Red
Bl Blue
Control Stat
Br Brown
B Black
Or Orange
1 2 C
Y Yellow
Wh White
G/Y Green / Yellow
*Br
Gr Grey
G
Green
The electrical installation must
comply with IEE requirements.
For electrical installation
* Blue core used
refer to BS7671
from standard 3 core
flex please ensure you
use brown sleeving at
both terminating ends
to identify core potential.
Note: Do not attempt
the electrical work unless
you are competent to carry
out to the above standard
GAS BOILER
G/Y
E
Br Bl G/Y B Br Bl G/Y
DATE APPROVED
07-12-10
ISSUE No : 5
WIRE COLOUR LEGEND
Dual Cylinder Stat
R Red
Bl Blue
Control Stat
Br Brown
B Black
Or Orange
2 1
C 2
Y Yellow
Wh White
G/Y
Green / Yellow
B *Br
Gr
Grey
4 core cable
G Green
The electrical installation must
comply with IEE requirements.
For electrical installation
* Blue core used
refer to BS7671
from standard 3 core
flex please ensure you
use brown sleeving at
both terminating ends
to identify core potential.
Note: Do not attempt
the electrical work unless
you are competent to carry
out to the above standard
GAS BOILER
Bl G/Y
L N E
Boiler
Br Bl G/Y B Br
Pump
DATE APPROVED
07-12-10
ISSUE No : 4
INSTALLATION
Bl G/Y