Safe Handling - Keston Heat 45 Installation And Servicing Instructions

intRodUCtion
The Keston Heat boilers are fully automatically controlled, wall
mounted, fanned, super efficient condensing appliances.
The Keston Heat condensing boilers can be installed either on
the wall or into a prefabricated floor mounted frame.
Through a sophisticated control system combined with premix
burner arrangement the boilers are capable of high seasonal
efficiencies of >96% and low emissions.
These boilers are certified to meet the requirements of the EC
Gas Appliance Directive, Boiler Efficiency Directive, EMC and
Low Voltage Directive.
note. These boilers cannot be used on systems that include
gravity circulation.
The boiler are suitable for connection to fully pumped, open
vented or sealed water systems. Adequate arrangements for
completely draining the system by provision of drain cocks MUST
be provided in the installation pipework.
Boiler is suppled with internal pump
oPtionAl extRA KitS
• Air Terminal Finishing Kit
• Programmable Room Thermostat Kit
• Modulating Sequencer Kit
• Tank Sensor Kit
• Safety Interlock Kit
• Flue Sleeve Kit
• Room Sensor Kit
• Frame and Header Kit
SAfety
Current Gas Safety (Installation and Use) Regulations
or rules in force
The appliance is suitable only for installation in GB and IE and
should be installed in accordance with the rules in force.
In GB, the installation must be carried out by a Gas Safe
Registered Engineer or in IE by a competent person. It must be
carried out in accordance with the relevant requirements of the:
Gas Safety (Installation and Use) Regulations
•
The appropriate Building Regulations either The Building
•
Regulations, The Building Regulations (Scotland), Building
Regulations (Northern Ireland).
The Water Fittings Regulations or Water byelaws in Scotland.
•
The Current I.E.T. 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" or I.S. 820 "Non-Domestic Gas
Installations" as appropriate, the current Building Regulations and
reference should be made to the current ETCI rules for electrical
installation.
The Keston Heat boilers have been tested and certified to;
EN 483, EN 677, BSEN 60335-2-102, BSEN 55014-1 and BSEN
55014-2 for use with Natural Gas.
8
GENERAL
Detailed recommendations are contained in the following Codes
of Practice:
BS. 6891
BS. 5440
Part 1
Part 2
BS. 6798
BS. 6880
Part 1 Fundamental and design considerations.
Part 2 Selection of equipment.
Part 3 Installation, commissioning and maintenance.
BSEN.12828:2003 Heating Systems in buildings: Design for water
BSEN.12831:2003 Heating Systems in buildings: Method for
BSEN.13831
BSEN.14336:2004 Heating Systems in buildings: Installation and
Where reference is made throughout these instructions I.S.813:2002
"Domestic Gas Installations" reference should also be made to
I.S.820:2000 "Non-Domestic Gas Installations" as applicable.

SAfe HAndlinG

This boiler may require 2 or more operatives to move it to its
installation site, remove it from its packaging base and during
movement into its installation location. Manoeuvring the boiler may
include the use of a sack truck and involve lifting, pushing and pulling.
Caution should be exercised during these operations.
Operatives should be knowledgeable in handling techniques when
performing these tasks and the following precautions should be considered:
• Grip the boiler at the base.
• Be physically capable.
• Use personal protective equipment as appropriate, e.g.
gloves, safety footwear.
During all manoeuvres and handling actions, every attempt should
be made to ensure the following unless unavoidable and/or the
weight is light.
• Keep back straight.
• Avoid twisting at the waist.
• Avoid upper body/top heavy bending.
• Always grip with the palm of the hand.
• Use designated hand holds.
• Keep load as close to the body as possible.
• Always use assistance if required.
Installation of low pressure gas pipework of up to
28mm (R1) in domestic premises (2nd family gas).
Inst. and maintenance of flues and ventilation for
gas appliances of rated input not exceeding 70kW
net (1st, 2nd and 3rd family gases).
Specification for installation of flues.
Specification for installation and maintenance of
ventilation for gas appliances.
Installation and maintenance of gas fired hot water
boilers of rated input not exceeding 70kW net.
Low temperature hot water heating systems of
output greater than 45kW.
based systems.
calculation of the design heat load.
Specification for: Expansion vessels using an
internal diaphragm, for sealed hot water heating
systems.
commissioning of water based heating systems.
Keston Heat -
Installation & Servicing