Regulations To Comply With; Fuel Supply; Fuel Storage; Fuel Pipes - Grant Combi 70 V3 User's Installation Manual

5.2

Regulations to comply with

Installation of a Grant Combi boiler must be in
accordance with the following recommendations:-
a Building Regulations for England and Wales,
and the Building Standards for Scotland issued
by the Department of the Environment and any
local Byelaws etc.
b Model and local Water Undertaking Byelaws.
c Applicable Control of Pollution Regulations.
d The following OFTEC requirements:-
OFS T100 Polythene oil storage tanks for
distillate fuels.
OFS T200 Fuel oil storage tanks and tank
bunds for use with distillate fuels,
lubrication oils and waste oils.
Further information may be obtained from the
OFTEC Technical Information Book 3
(Installation requirements for oil fired boilers
and oil storage tanks).
The installation should also be in accordance with the
latest edition of the following British Standard Codes
of Practice:-
BS 715 Metal flue pipes, fittings, terminals
and accessories.
BS 799:5 Oil storage tanks.
BS 1181 Clay flue linings and flue terminals.
BS 4543:3 Factory made insulated chimneys for
oil fired appliances.
BS 4876 Performance requirements for oil
burning appliances.
BS 5410:1 Code of Practice for oil firing appliances.
BS 5449 Forced circulation hot water systems.
BS 7593 Code of Practice for treatment of
water in heating systems.
BS 7671 Requirements for electrical
installations, IEE Wiring Regulations.
Failure to install and commission appliances correctly
may invalidate the boiler warranty.
16

5 - GENERAL BOILER INFORMATION

Combi V3, Combi Max and Vortex Combi models
IMPORTANT
Before starting any work on the boiler, or fuel supply
please read the health and safety information given in
Section 15 on page 61.
Regional statutory requirements may deem
this appliance to be a 'controlled service'. Where
this is the case, it is a legal requirement that the
appliance is installed and commissioned either
under the remit of building control or by a
'Competent person' such as a suitably qualified
Oftec registered technician.
5.3

Fuel supply

5.3.1 Fuel storage

The tank should be positioned in accordance with the
recommendations given in BS 5410:1:1997, which gives
details of filling, maintenance and protection from fire.
A galvanised tank must not be used.
A plastic tank may be used and must comply with OFS
T100.
Note: Plastic tanks should be adequately and uniformly
supported on a smooth level surface, across their entire
base area.

5.3.2 Fuel pipes

1 Fuel supply pipes should be of copper tubing with
an internal diameter of at least 8 mm.
Galvanised pipe must not be used.
2 Flexible pipes must not be used outside the boiler
case.
3 A remote sensing fire valve must be installed in the
fuel supply line (outside) where it enters the building.
Recommendations are given in BS 5410:1:1997.
4 A metal bowl type filter with a replaceable micronic
filter must be fitted in the fuel supply line. A shut-off
valve should be fitted before the filter, to allow the
filter to be serviced.
5 A flexible fuel line, adaptor and
valve are supplied loose with the boiler for the
final connection to the burner. If a two pipe system
or Tiger Loop system is used, an additional flexible
fuel line (600 mm) and
adaptor are available from Grant Engineering (UK)
Limited (Part No. RBS104).
1
/ " BSP isolation
4
3 1
/ " to / " BSP male
8 4