IDEAL AIRTHERM 4.5, Installation And Operating Manual, Page: 10 / 38

10
InStALLAtIon
Ideal airtherm - Air Source Heat Pump -
Installation
eLeCtRICAL ConneCtIonS IDeAL AIRtHeRM 12
Connect to:- Connect to:-
Heat Pump
Terminal
Connections
S Plan Connections AW12002 External
Wiring Connections
W Plan Connections AW12002 External
Wiring Connections
Notes
Live
Neutral
Earth
Mains Pow er Supply (Earth Stud)
1 Live Go for Programmer for DHW 18 18
2 Neutral 19 19
3 Earth 20 20
4 Live Out Space Heating
5 Live Out Defrost 23 23
6 Neutral
7 Earth
8 Programmer Live Calorex Test Terminal
9 Live Go from Programmer for Space Heating 16 16
10 Live Out Space Heating Zone Valve 17 17
11 Link for Simultaneous Space Heating / DHW
12 Link for Simultaneous Space Heating / DHW
13 Live Out DHW Zone Valve 7
14 Live in from Programmer for DHW Time Clock 11 11
15 Buffer Tank Stat / Ambient Stat Live in (DHW Only) 22 22
16-23 Internal Connections
24 Live Out Circulating Pump 7
29 Zone Heating Valve (Live out Y Plan Only)
30 Live in from Programmer (Programmer Live Lamp) 2 2
31 Internal Connection
Defrost
Terminals
Add link if
Required
Mains Pow er Supply
LI
VE
GO
SIG
N
A
L
FO
R
H
EA
TI
N
G
PU
M
P
W
A
N
D
Y
P
LA
N
O
N
LY
(O
U
T)
CO
M
PR
ESS
O
R
1
'C
'
M
AI
N
S
IN
L
M
AI
N
S I
N
N
LI
VE
G
O
S
IG
N
A
L
FO
R
D
H
W
(I
N
)
LI
N
K
FO
R
SI
M
U
LT
A
N
EO
U
S
H
EA
TI
N
G
A
N
D
H
OT
W
A
TER
ROO
M
H
EA
TI
N
G
(O
U
T)
BY
PA
SS
R
O
O
M
H
EA
TI
N
G
(O
U
T)
VALVE 3
230/240V
(DEFROST
VALVE)
CO
M
PR
ESS
O
R
1
'R
'
CO
M
PR
ESS
O
R
1
'S'
RE
VE
RS
IN
G
V
AL
VE
RE
VE
RS
IN
G
VA
LV
E
FA
N
N
FA
N
L
CO
M
PR
ESS
O
R
2
'C
'
CO
M
PR
ESS
O
R
2
'R
'
CO
M
PR
ES
SO
R
2
'S'
D
EF
RO
ST
VA
LVE
D
EF
RO
ST
VA
LVE
PR
OG
RA
MM
ER
W
A
TE
R
PE
RIO
D
(I
N
)
BU
FF
ER
T
A
N
K
H
EA
TI
N
G
D
EM
AN
D
(I
N
)
LI
VE
O
U
T
SPA
CE
H
EA
TI
N
G
Z
O
N
E
VA
LVE
LI
VE
GO
SIG
N
A
L FO
R
H
EA
TI
N
G
(O
U
T)
VA
LVE
1
L
IV
E GO
SIG
N
AL
FO
R
D
H
W
(
O
U
T)
PR
OG
RA
MM
ER
S
IG
N
AL
(I
N
)
H
EA
TI
N
G
VA
LV
E
Y
PL
AN
(O
U
T)
CO
N
TR
O
L
LI
VE
(O
U
T)
IDEAL
TE
ST
T
ER
M
IN
A
L
N
EU
TR
AL
LIQ
U
ID
L
IN
E
SH
U
T
O
FF
24 29 30 25
L N
1 2 3 4 5 6 7 8 9 10 11 12
ET
H
ET
H
13 14 15 17 18 20 21 22 23 26 27 28 31
A1 15 Y1
16 18 A2
32 33 16 19
4
MAKE EARTH
CONNECTION
HERE
LIVE FEED CONNECTION (Out) (Immersion)
SWITCH LIVE CONNETION (In) (Immersion heater)
SEE ELECTRICAL SECTION (PAGE 8)
Live Feed Connection (Out) (Immersion) 32
Switch live Connection (In) (Immersion heater) 33
24
25