ESI ES2247B Panduan Petunjuk Instalasi - Halaman 7
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Installation Safety Instructions
The unit must be installed by a suitably qualified person in
accordance with the latest IEE Wiring Regulations.
Isolate mains supply before commencing installation. Please
read all instructions before proceeding.
Ensure that the fixed wiring connections to the mains supply
is via a fuse rated at not more than 6 amps and class 'A'
switch having a contact separation of a minimum of 3mm
in all poles. The recommended cable sizes are 1.0mm sqr or
1.5mm sqr.
No earth connection is required as the product is double
insulated but ensure continuity of earth throughout the
system.
If the unit is fitted to a metal surface, IT IS ESSENTIAL that
the metal be earthed. DO NOT use a surface mounting box
NEVER fit or remove the unit to a live wall-plate.
Maintenance
Always isolate the mains supply before commencing any
work, servicing or maintenance on the system. And please
read all instructions before proceeding.
Arrange for an annual maintenance and inspection schedule
to be carried out by a qualified person on every part of the
heating and hot water system.
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