Technical data

3.6 Timers for Standard Combi
Note: Single channel timers or programmers are not recommended.
3.6.1 Installation of a remote two channel programmer (option 1)
Remove the purple wire connecting 5
and 28 and the white wire connecting 3
and 19.
Connect the programmer as shown via
a fused isolator.
This bypasses the central heating and
hot water on/off switch.
If the connection to terminal 12 is not
made the mains on lamp is also
bypassed.
A separate live supply to the boiler is
not required. However a neutral and
earth must be supplied to the boiler.
3.6.2 Installation of a remote two channel programmer (option 2)
Remove the purple, white and brown wires
connecting the central heating and hot water
on/off switches to the 6 pin male plug.
Connect the programmer as shown.
The mains is supplied via a fused isolator
to the boiler 3 pin mains plug.
OFFOFFENL
COM
ON
22 21 20 19
PCB CONTROLLER
ON
COM
CH HW
26 25 24 2328 27
12
11
EARTH
POST
OFFOFFENL
COM
ON ON
COM
CH HW
1
2
3
4
5
6
EARTH
POST
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