22
InStALLAtIon
Ideal airtherm - Air Source Heat Pump -
Installation
SySteM DIAgRAMS -
external Wiring with terminal Junction Box - S Plan
1 MAXIMUM RATING OF CONTACTS FOR PUMP 1A. IF OVER 1A RELAY WILL NEED TO BE FITTED.
2 AIR SOURCE HEAT PUMP TERMINAL 8 IS CONTROL LIVE TEST TERMINAL.
3 ALL VALVES TO BE SPRING RETURN TYPE.
4 ALL EXERNAL EQUIPMENT TO BE FUSED TO MANUFACTURERS RECOMMENDED FUSE SIZES.
5 MIN CABLE REQUIREMENTS 3 CORE MAINS CABLE, 12 CORE CONTROL CABLE
6 A
7 WHEN FITTING BUFFER TANK THERMOSTATIC IMMERSION HEATING,
THE IMMERSION THERMOSTAT MUST BE WIRED SO THAT IT CUTS OUT ON OVER TEMPERATURE,
MAX SETTING 55ºc
SSOCIATED EXTERNAL EQUIPMENT AND MACHINE TO BE WIRED FROM SAME CONSUMER
UNIT AND TAKEN FROM THE SAME PHASE AND NEUTRAL INCOMING SUPPLY.
NOTES
8
L
6
10
1
2
3
5
7
9
4
6
9
10
1
2
3
5
7
8
4
1
6
19
11
12 13
15
17 18
14
4
N
L
1
3
2
L
N
2 PORT VALVE
HONEYWELL
V4043
HOT WATER
DOMESTIC
2 PORT
VALVE
HONEYWELL
V4043
ROOM
HEATING
ROOM
THERMOSTAT
DOMESTIC
HOT WATER
THERMOSTAT
PROGRAMMER
TERMINAL
JUNCTION
BOX
AIR SOURCE HEAT PUMP INTERNAL TERMINALS
N
E
N
L
E
N
L
N
E
L
L
L
L
L
HW CH
L
N
E
L
L
N
E
L
L
L
N
E
L
N
SWITCHED FUSED SUPPLY
230V ~ 1N
9005 = 32A/32A MCB TYPE C
12005 = 40A/40A MCB TYPE C
HIGH LEVEL
MANUAL RESET
THERMOSTAT
HIGH PRESSURE
CYLINDER ONLY
12
11
L
L
LINK FOR
HOT WATER
AND HEATING
CYLINDER
VALVE HIGH
PRESSURE
CYLINDERS
ONLY
R
O
OM
H
E
AT
IN
G (
N
OT
U
S
ED
)
BYPA
SS
R
O
O
M
H
EAT
IN
G
4505 = 15A/16A MCB TYPE C
FROST
STAT
21
20
L
M
M
AUX
CONTACTS
AUX
CONTACTS
SINGLE PHASE
FIXED SPEED
PUMP - SEE NOTE 1
13
L
15
14
L
L
BUFFER TANK
STAT MAKE ON
BELOW
TEMPERATURE
AMBIENT STAT
MAKE ON
BELOW
TEMPERATURE
30
L
FUSE
SE
E N
O
TE
2
HONEYWELL
V4044 SPRING
RETURN 3 PORT
DIVERTER
VALVE
WEATHER
COMPENSATION
UNIT
(OPTIONAL)
F4
K4
REMOVE LINK IF
WEATHER
COMPENSATION
UNIT FITTED
22
L
SEE
NOTE 4
N
23
L
BLUE
GRN/YEL
BR
O
W
N
32
L
33
L
L
25
24
L
26
N
27
E
L
N
230V ~ 1N
FUSED SUPPLY
SEE NOTE 6
SEE NOTE 6
2 CORE
CABLE
L
N
E
IMMERSION
HEATER
SWITCH
FUSE SPUR
MAX 30A
SEE NOTE 4
R
E
Q
U
IR
ED
O
N
LY
IF
H
IG
H
LE
VE
L ST
AT
N
O
T FI
TTE
D
IDEAL S PLAN
GUIDE ONLY
AT9646