Glow-worm Micron 40FF - Manual (Page 4)

4 221911E
Installation - 1 General
IMPORTANT NOTICE
This boiler is for use on Natural Gas (G20) as distributed in the
United Kingdom and Ireland and cannot be used on any other
gas. This boiler must be installed by a competent person
ONLY.
This boiler can be used on open vented or sealed water
systems.
Domestic hot water must be provided by pumped circulation.
Wherever possible, all materials, appliances and components
used shall comply with the requirements of applicable British or
Irish Standards.
Where no Standards exists, materials and equipment should be
fit for their purpose and of suitable quality and workmanship.
Sealed Components
Under no circumstances must the User interfere with or adjust
sealed parts.
Sheet Metal Parts
WARNING: When installing or servicing this boiler care should
be taken when handling sheet metal parts, to avoid any possibility
of personal injury.
1.1 Statutory Requirements
In GB the installation of the boiler must be carried out by a
competent person as described in the following regulations:
The manufacturer’s instructions supplied.
The Gas Safety (Installation and Use) Regulations.
The appropriate Buildings Regulations either The Building
Regulations, The Building Regulations (Scotland),The Building
Regulations (Northern Ireland).
The Water Fittings Regulations or Water byelaws in Scotland.
The Health and Safety at Work Act, Control of Substances
Hazardous to Health (COSHH).
The Current I.E.E. Wiring Regulations.
Where no specific instructions are given, reference should be
made to the relevant British Standard Code of Practice.
In IE, the installation must be carried out by a competent
person and installed in accordance with the current edition of
I.S.813 "Domestic Gas Installations", the current Building
Regulations and reference should be made to the current ETCI
rules for Electrical Installation.
In GB the following Codes of Practice apply:
BS4814, BS6798, BS5440 Part 1 and 2, BS5546 Part 1,
BS5449, BS6891, BS6700, BS7074 Part 1 and 2, BS7593,
BS7671.
In IE: I.S.813, BS5546, BS 5449, BS 7074, BS 7593.
Manufacturer’s instructions must not be taken as overriding
statutory requirements.
NOTE: For further information, see the current issue of the
Building Regulations, approved document L1 ( in the UK) and
the references:
1) GIL 59, 2000: Central heating system specification (CheSS)
and
2) GPG 302, 2001: Controls for domestic central heating system
and hot water. BRECSU.
1.2 Data
See diagrams 1.1,1.2 and Table 1.
All dimensions are given in millimetres (except as noted).
The Seasonal Efficiency Domestic Boilers UK (SEDBUK) is
78.6%.
The value is used in the UK Government’s Standard Assessment
Procedure (SAP) for energy rating of dwellings. The test data
from which it has been calculated have been certified by B.S.I.
1.3 Range Rating
This boiler is range rated and may be adjusted to suit individual
system requirements, refer to diagram 1.2 for data label position,
ratings and settings.
Diagram 1.1 All dimensions are given in millimetres
A
B
C
D
E
M
F
G
PUMPED RETURN PUMPED FLOW
C
WATER CONNECTIONS
GAS CONNECTION
6784
L
H
J
K
MODEL A B C D E F G H J K L M N P Q R
40FF 262 75 102 360 139 500 68 85 115 115 126 156 100 104 23 40 35 108
STD/EXD. EASYFIT STD/EXD. EASYFIT
P
N
Q
R
TOP / SIDE
FLUE OPTION
REAR
FLUE OPTION