32
INSTALLATION
Ideal Logic Heat -
Installation and Servicing
36 INTERNaL INsTaLLER WIRINg
The Logic Heat boiler must be connected to a permanent live supply and NOT
switched by thermostats/programmers.
To install the mains cable:
1.
Isolate the mains supply to the boiler.
2.
Remove the front panel. Refer to Frame 13.
3.
Swing the control box down into the servicing position.
4.
Route incoming cable through a grommet in the bottom panel (note that the
grommets are “blind” and will require puncturing) and secure using the clamp and
screws provided in the hardware pack.
5.
Connect the mains cable to the terminal block as shown.
Connecting the Switched Live to the Boiler
1.
Consult the y Plan and S Plan diagrams below.
2.
Isolate the mains supply to the boiler
3.
Remove the front panel. Refer to Frame 13.
4.
Swing the control box down into the servicing position.
5.
Route incoming cable through a grommet in the bottom panel (note that the
grommets are “blind” and will require puncturing) and secure using the clamp and
screws provided in the hardware pack.
6.
Connect the switched live to the terminal block as shown.
Frost Thermostat - Wiring
If parts of the system are vulnerable to freezing or the programmer is likely to be left off
during cold weather, a frost stat should be fitted in conjunction with a pipe thermostat.
logic heaT boiler WiTh y plan sysTem
br
br
o
g/y
b
b
g/y
g
g
BOILER
L
N
E
L
N
E
L
N
E
L
N
E
CH
ON
R/S
ON
HW
ON
HW
OFF
C/S
ON
sL
FUSED
SPUR
TIMER
CH ON
L
N
HW ON
HW
S PLAN
VALVE
CH
S PLAN
VALVE
R/S
C/S
o
PUMP
KEY
b - blue
br - brown
g - green
g/y - green/yellow
o - orange
w - white
logic heaT boiler WiTh s plan sysTem
w
g
o
g/y
b
BOILER
L
N
E
L
N
E
L
N
E
L
N
E
CH
ON
R/S
ON
HW
ON
HW
OFF
C/S
ON
sL
FUSED
SPUR
TIMER
CH ON
L
N
HW ON
HW OFF
Y PLAN
VALVE
PUMP
KEY
b - blue
br - brown
g - green
g/y - green/yellow
o - orange
w - white
6
IN
s
T
a
LL
a
TION
Summary of Contents for Logic HEAT 12
Page 2: ...2 Ideal Logic Heat Installation and Servicing...
Page 51: ...51 SERVICING Ideal Logic Heat Installation and Servicing...
Page 58: ...58 SPARE parts Ideal Logic Heat Installation and Servicing...
Page 64: ...64 Notes Ideal Logic Heat Installation and Servicing...
Page 65: ...65 Notes Ideal Logic Heat Installation and Servicing...
