Instruction manual

The installation of this appliance must be carried out by
a licenced installer and who is a CORGI Registered
person or other competent person and in accordance
with the requirements of the Gas Safety (Installation and
Use) Regulations and the Building Regulation Approved
Document G3.
In addition, the installation must also comply with the
current byelaws of Local Water Undertakings, Building
Regulations, IEE Wiring Regulations, Local Authority
Building Standards (Scotland) Regulations and the Safety
Document 635 The Electricity at work Regulation.
It should also be carried out in accordance with the
current editions of the following British Standards Codes
of practice: BS 6981, BS 5440 parts 1 and 2, BS 5449
part 1, BS 7593, BS 6789, BS 5546, BS 4814, BS 7074
parts 1 and 2, BS 7671 and BG DM2.
Precautions: During servicing, keep the dust generation
to a minimum and avoid inhaling any dust and contact
with the skin and eyes. Normal handling and use will
not present any discomfort, although some people with
a history of skin complaints may be susceptible to
irritation. When disposing of the lining, ensure that it is
securely wrapped and wash hands after contact.
Installation must be carried out by a suitably qualified
installer and in accordance with current regulations
and codes of practice.
Only the safety valves supplied with the DUO 55
cylinder should be used.
The DUO 55 cylinder must not be used without the
safety valves and expansion vessel.
The boiler, cylinder and ancillary controls must be
adequately maintained.
The installation must have a sufficient and constant
supply of mains fed cold water.
l No valve should be fitted between the expansion relief
valve and the storage cylinder.
l The discharge pipe must be terminated where it is
visible and will not cause danger to people in the
vicinity of the discharge.
Note: The discharge could consist of scalding water and
steam.
l Only Chaffoteaux approved replacement parts should
be used.