24
Figure 8-5:
Connections for remote two-channel programmer (ESKIT) and room thermostat
8
Electrical
Connection of external remote
Programmer (for example, Grant
ESKit).
A remote two-channel programmer
must be suitable for 230 V and
internally linked - for example, use
the Grant Type ESKIT programmer.
Connect the switched live output
from the Hot Water channel of the
programmer (DHW ON terminal) to
terminal L2 of the boiler isolation plug.
Refer to Figure 8-5.
Connect the switched live output from
the Heating channel of the programmer
(CH ON terminal) to terminal L1 of
the boiler isolation plug, via the room
thermostat. Refer to Figure 8-5.
Connect the mains supply to the boiler
isolation plug as follows (refer to Figure
8-5):
• Permanent live to terminal L3
• Neutral to terminal N
• Earth to earth terminal
If an alternative two-channel
programmer to the Grant ESKIT is to be
used, it must be suitable for 230 V and
internally linked. Refer to Figure 8-5 for
connection details.
Re-connect the electrical supply and
check the operation of the programmer
and room thermostat.
Refer to the Fitting & User instructions
provided for with the programmer for
operating and setting.
Leave the Programmer and Thermostat
Fitting & User instructions with the user
after installation.
!
nOtE
L1
L2
L3
N
1
2
N
L
E
N
230 V 5A fused
mains supply
L
4
1
2
4
3
CH
HW
L
N
E
Grant two channel programmer
Boiler isolation plug
Room therostat e.g.
Danfoss Randall RMT 230
DHW
OFF
HTG
OFF
DHW
ON
HTG
ON
