Introduction; Commissioning - Saunier Duval ECOSY 24 E Installation And Operating Instructions Manual

INTRODUCTION

The ECOSY 24 E and ECOSY 28 E boilers are wall
mounted combination boilers providing central
heating and instantaneous hot water.
The ECOSY SB 24 E and ECOSY SB 28 E boilers are
wall mounted system boiler providing central
heating only.
The ECOSY 24 E and ECOSY SB 24 E boilers are of the
II2H3+ category for use with Natural Gas (G20) and
Liquide gas (G30 and G31)as distributed in the
United Kingdom.
The ECOSY 28 E and ECOSY SB 28 E boilers are of the
I2H category for use with Natural Gas (G20) as
distributed in the United Kingdom.
The boilers have a fan assisted balanced flue which
both discharges the products of combustion to and
draws the combustion air from the outside of the
room.
The boilers are suitable for top outlet flue connection
only but, can be fitted with horizontal flue, vertical
flue or twin-pipe flue. Refer to flue catalogue for
further details.
On ECOSY 24 E and ECOSY 28 E, both the central
heating and domestic hot water temperature are
user adjustable from the boiler control panel.
On ECOSY SB 24 E and ECOSY SB 28 E, the central
heating temperature is user adjustable from the
boiler control panel.

COMMISSIONING

Gas safety (Installation and use) Regulations
In your interests and that of gas safety, it is the law
that ALL gas appliances are installed and serviced
by a competent person in accordance with the
above regulations.
Gas leak or fault
If a gas leak or fault exists or is suspected, turn the
boiler off and consult the local gas supply company
or your installation/service company.
Boiler controls
The control panel, located at the lower front of the
boiler casing, see diagram 1, allows the boiler to be
started, shut down, controlled and monitored dur-
ing use.
Flue
Do not obstruct the outside terminal of the boiler.
Starting the boiler
Before starting the boiler check that:
- The gas meter tap is open.
- The boiler gas service cock is open.
- The boiler is connected to the electrical supply and
turned on.
On the ECOSY 24 E and ECOSY 28 E, domestic hot
water demand always has priority over heating
demand.
The boiler is designed for use as part of a sealed
water central heating system with fully pumped
circulation. The pump, expansion vessel and
associated safety devices are all fitted within the
boiler.
The boiler can be installed against either an external
wall or on an adjacent inside wall, that is, the flue
system will pass directly to the rear or to either side
to the terminal fitted on the outside wall face.
The installation must be carried out by a competent
person in accordance with the relevant
requirements of The Building Regulations, The Water
Byelaws, The Building Standards (Scotland)
Regulations and any applicable local regulations.
These instructions should be carefully followed for
the safe and economical use of your boiler.
Ancillary equipment
A range of flue accessories are available including
vertical flues, twin-pipe flues, bends etc.
For further information contact your supplier.
Diagram. 1
OPENING THE CONTROL PANEL COVER
3