3. Electrical Connection
Before switching on power to the unit the system must be full of water and tested
for leaks.
Electrical installation must be carried out by a qualified electrician in accordance
with the latest edition of the IEE wiring regulations.
The heater must be earthed.
Isolate electric and water supply before electrical installation.
Ensure all wiring provisions meet the specifications of the heater as stated on the
rating label and ‘Specification’ section of this manual.
•
Make connection to the electrical supply from the heater via an appropriately rated
fused spur using the cable supplied.
•
Connection should be made as follows:
Green/Yellow earth wire to the terminal marked “ E” or
Brown/Red live wire to the terminal marked “L”
Blue/Black neutral wire to the terminal marked “N”
Diagram 2
7
