1 general – Glow-worm 56-2 Back Boiler User Manual
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1 General
Dimension
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
'56/2'
345min 238min
88min
BACK BOILER
547 357 146
185
56
212
382
168
350 460 370max 263max
154 192 113max
Diagram 1.1
The instructions consist of three parts, Installation and Servicing
Instructions for the Back Boiler Unit, Installation and Servicing
Instructions for the Fire Front and Instructions for Use, which
includes the Guarantee Registration Card. The instructions are
an integral part of the appliance and must, to comply with the
current issue of the Gas Safety (Installation and Use)
Regulations, be handed to the user on completion of the
installation.
This boiler is for use only with a specially designed Glow-worm
Gas Fire Front, see Table 1.
The boiler is delivered in one pack which contains all the parts
necessary for the installation.
If installing the back boiler unit and fire front at the same time
please read both sets of instructions before starting.
1 General Notes and Information
IMPORTANT NOTICE
The back boiler is fitted with a safety device which will shut it
down if there is a lack of oxygen. If the back boiler shuts down
frequently for no apparent reason the first things to be checked
are the chimney and air inlets into the room. Any problems
found must be put right, by a competent person, before the back
boiler is used again.
This back boiler is for use only on G20 gas.
Wherever possible, all materials, appliances and components
to be used shall comply with the requirements of applicable
British Standards.
Where no British Standard exists, materials and equipment
should be fit for their purpose and of suitable quality and
workmanship.
Sheet Metal Parts
WARNING. When installing or servicing this back boiler care
should be taken when handling the edges of sheet metal parts
to avoid any possibility of personal injury.
1.1 Statutory Requirements
The installation of this back boiler unit must be carried out by a
competent person in accordance with the current issue and
relevant requirements of:
Manufacturer’s instructions, supplied.
The Gas Safety (Installation and Use) Regulations, The Building
Regulations, The Building Standards (Scotland) Regulations
(applicable in Scotland), Local Gas Undertaking, Byelaws of
the Local Water Company, The Health and Safety at Work Act,
Control of Substances Hazardous to Health, The Electricity at
Work Regulations and any applicable local regulations.
Detailed recommendations are contained in the current issue of
the following British Standards and Codes of Practice,
BS6891, BS5449, BS5546, BS6700, BS5871, BS5440 Part 1
and 2, BS6798, BS1251, BS7478, BS7593, BS7671.
Manufacturer’s notes must not be taken as overriding statutory
requirements.
1.2 Data
Gas connection
Rc
1
/
2
(
1
/
2
inBSPT)
Water connection
Rc1 (1inBSPT)
Electrical supply
230V~50Hz fused 3A
Weight, about
47.4kg (104.5lb)
Water content
6.28Litres (1.38gall)
Injector
3.7mm
Dimensions are given in millimetres (except as noted).
Data Label: Bottom left of control tray.
6070
C
N
A
P
E
D
M
L
F
Q
H
J
G
GAS CONNECTION
Rc
1
/
2
(
1
/
2
in. BSPT)
WATER CONNECTION Rc1
(1in. BSPT) ON RIGHT-HAND
SIDE OR LEFT-HAND SIDE
(R.H. SHOWN)
INSIDE DIAMETER OF
SOCKET FOR 125mm (5in)
NOMINAL DIAMETER FLUE
GENERAL DIMENSIONS
All dimensions are in
millemetres
B
K