General Requirements; Related Document; Location; Vcw - Vaillant VCW 2O Instructions For Installation And Servicing

3 General requirements
3.1 Related documents
The installation of the combi boiler must be in
accordance with the relevant requirements of
the Gas Safety Begulations.), building regula-
tions, l.E.E. Regulations, and the byelaws ot
the local Water Undertaking.
It should be in accordance also with any rele-
vant requirements of the local authority and the
relevani recommendations of the following
British Standard Codes of Practice:
CP 331 Installation of pipes and meters for
lown gas,
Part 3: Low
Pressure installation
pipes.
BS 5376 Selection and installation
of gas space heating (1 . and 2. family
gases).
Part 2 Boilers of rated inPut not
exceeding 60 kW.
BS 5449 Central
heating
for domestic
oremrses.
Part 1 Forced circulation hot water
syslems.
cP 342 Centralized hot water suPPlY
Part 1 Individual dwellings,
Part 2 Buildings other than
dwellings.
BS 5440 Flues and air suPPlY for
appliances of rated input not
ding 60 kW (1. and 2. familY
Part 1 Flues
Part 2 Air suPPlY.
B S 5 4 4 6 : 1 9 7 9
Installation of gas hot
supplies for domestic PurPoses
We like to drawyourattention tothefactthd
connection for the filling or replenishing ol a
sealed primary circuit from a supply pipe is can
ditional upon a water undertaking seeking aa
obtaining consentfora relaxation otits Byeh
3 and 8 (1) from the Secretary of State.
.) Gas Safety Regulation, 1972:
It is the law that all gas appliances are ins{d
by competent persons in accordance with t:
above regulations. Failure to install appliar a ,
correctly bould lead to prosecution. This b L
your own interest and that of safety to erisG
ihat the law is complied with.
3.2 Location
3.2.1 Vcwqjle
(8.F. APP|iance)
The location dhosen for the combi boiler must
oermit the provisions of a satisfactory flue
ierminal. The location must also provide
adequate space for servicing and air circulation
around the heater. The combi boiler may be
installed in any room, although particular
attention is cjrawn to the requirements of the
l.E.E. Regulations and, in Scotland, the
electrical provisions of the building regulations,
with respect to the installation of the combi
boiler in a room containing a bath or shower.
Where the installation of the combi boilerwill be
in an unusual location, special procedures may
be necessary and BS 5546 and BS 5376 : 2
give detailed guidance on this aspect.
A compartment used to enclose the combi
boiler must be designed and constructed
specifically for this purpose. An existing cup-
board or iompartment may be used provided
that it is modified for the purpose.
Details of essential features of cupboardi
compartment design including airing cupboard
instdllations are given in BS 5376 : 2.
3.2.2 VCW (O.F. APPliance)
The location chosen for the combi boiler nrrsl
permit the provision of a satisfactory flue ad
bdequate air supply. The location must fu
provide adequate space for servicing ard *
circulation around the appliance.
The combi boiler must not be installed in a rqq
containing a bath or shower. In addition, it b
recommended that the combi boiler should rd
be fitted in a bedroom. Where the installationd
the combi boiler will be in an unusual posilb\
special procedures may be necessary and BS
5'326 :2 and BS 5546 give detailed guidanceot
this aspect. A compartment used to enclosete
combi boiler must be designed and construec
specifically for this purpose. An existing op-
bbard or iompartment may be used provided
that it is modified for the purpose.
Details of essential features of cupboard
compartment design including airing cupboad
installations are given in BS 5376 : 2.
3.3 Gas supply
3.3.1 Service pipes
The local gas region should be consulted at the
installation planning stage in order to establish
4
the availability of an adequate supply of gas.
An existing service pipe must not be used wit>
out prior consultation with the local gas regiorl