PREFACE
3
These technical instructions contain useful and important
information for the proper operation and maintenance of
the Remeha central heating boiler, model Gas 450.
Further it contains important directions to prevent accidents
and serious damage before putting it into service and
during operation of the boiler, to allow as far as possible a
safe and trouble free operation. Read these instructions
carefully before putting the boiler into operation, familiarize
yourself with its operation and control and strictly observe
the directions given.
If you have any questions, or if you want more information
about specific items relating to this boiler, please do not
hesitate to contact us.
The data published in these technical instructions is based
on the most recent information and is given subject to
later revisions.
We reserve the right to modify the construction and/or
design of our products at any moment, without obligation
to update earlier supplies accordingly.
1. BOILER DESCRIPTION
The Remeha Gas 450 boiler is a cast iron sectional boiler
with atmospheric burners.
Suitable for all qualities of natural gas and LPG,
cat. II 2H3P (LPG version on request)
The Remeha Gas 450 central heating boiler is approved
according to the following European directives:
- Gas appliance directive no. 90/396/EEC
- Efficiency directive no. 92/42/EEC
- E.M.C. directive no. 89/336/EEC
and complies with the following directives:
- Low voltage directive no. 73/23/EEC
- Machine directive no. 89/392/EEC.
Classification type for evacuation of the combustion
products: B11 BS.
For further advice or information contact Broag Ltd.
The Remeha Gas 450 is supplied with electronic junc-
tion with insulated casings.
Water connections 2
1
/
2
" BSP.
2. CONSTRUCTIONS
2.2 Burners
The burners are stainless steel, atmospheric burners
with cooling rods to reduce the flame temperature.
They guarantee a low noise level and a reduced NOx-
emission.
2.3 Boiler floor
The Remeha Gas 450 boiler is supplied as standard
with reflecting floor plates with ventilation underneath.
2.4 Delivery
The total range is supplied in parts for site assembly.
2.1 General
- Boiler block of cast iron sections nippled together with
conical nipples.
- Gas and water connections are at the rear of the boiler.
- Instrument panel is fitted in the front casing and must
be assembled on the same side as the gas and water
connections.
Instrument panel must be assambled on the same
side of gas and water connections.
- Cleaning of the cast iron block from top of the boiler.
- The control and safety equipment is fitted behind the
front casings.
- The boiler is entirely prewired.
- Gas and water connections can be assembled both
left and right.
