Potterton Suprima 30, Installation And Service Instructions Manual

Page: 18 / 37

Installation - Page 18
2.3 Connect the Power S
1.
controls panel. Feed the cables up and over
, through the clamp
wires, brown to L and blue to N and
).
Note:
cable, ensure that the length of the earth wire
is such, that if the power supply cable pulls
wires become taut before the earth wire.
2. ted through
the hole in the base of the rear cover, through
terminal connection.
3.
the terminal block and the cable clamp, then
Ensure sufficient slack is available to the
cable clamps to allow the control panel to
panel.
I
section 2.4
performing steps 4 and 5
below.
Secure the controls assembly to the chassis
using the screw previously removed.
Carry out preliminary electrical system checks
i.e. Earth Continuity, Short Circuit, Polarity
Frost Thermostat:
If a Frost Thermostat is to be fitted, the
external to the boiler.
The Frost Thermostat should be connected
the supply cable to the boiler.
Do not switch on the electricity supply at