22
M
1
2
3
4
1 (1)
3 (5)
5 (9)
7 (13)
8 (14)
1 (1)
4 (8)
6 (12)
N
2
1
1
3
C
5
6
7
8
9
10
L
N
5
4
3
N
TIME CONTROLLER
RELA
Y
Boiler R
un Signal
from B4 in Samsung
Control Box
Run Signal to
Heat Pump - terminals
B20 and B22 in
Samsung Control Box
Override Switch
(Optional)
using n/o
contacts
E
L
N
E
SUPPL
Y
ROOM ST
AT
PUMP
BOILER
CYLINDER
S
TAT
28mm ZONE V
AL
VE
28mm ZONE V
AL
VE
230V
50Hz
L
N
E
L
CH
NC
C
NO
M
HW
NC
C
NO
You will need a relay with DPDT with a 240V coil rated at 5A minimum.
Instructions
•
Cut
the
brown
wire
from
stat
to
heat
zone
valve
•
Take
brown
wire
from
room
stat
to
relay
coil
14
•
Take
brown
wire
from
heating
2
port
to
relay
(normally
open
conact)
•
Take
wire
from
terminal
B4
in
Samsung
box
to
relay
( normally
open
contact)
•
Take
2
wires
from
20
and
22
in
Samsung
Control
Box
to
relay
( Normally
open)
