Glow-worm Ultracom2 cxi - Manual (Page 24)

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INSTALLATION
11.3.1 230V permanent supply
a All cables connected to the appliance should be
permanently fixed to the wall.
i This appliance will not operate without a link or
system controls fitted.
24
V
1
2
3
4
Key
1 230V permanent supply
2 Main board terminal block
= Mains earth
N = Mains neutral
L = Mains live
3 fuse
4 Double pole connector
• Connect mains supply as described.
11.3.2 230V permanent supply + 230V system
controls
a All cables connected to the appliance should be
permanently fixed to the wall.
i This appliance will not operate without a link or
system controls fitted.
24
V
3 4
5
6
7
2
1
Key
1 230V permanent supply
2 System controls
3 frost stat
4 Main board terminal block
fP = frost stat 230V (switchable)
RT = Switch live (230V)
= Mains earth
N = Mains neutral
L = Mains live
5 Junction box
6 fuse
7 Double pole connector
• Connect the mains supply and system heating controls e.g.
room thermostat as described.
• When installing a 230v controller, the link fitted to the 24v
terminals (RT/24v) must be removed.
RT 24V T° ext BUS