Explanation of symbols and safety instructions
5
Worcester Commercial Boiler Series – 6720814332 (2019/04)
▶ In the case of open flue operation:Ensure that the
installation location meets the ventilation
requirements.
▶ Only use original spares.
H
Electrical work
Electrical work must only be carried out by electrical
installation contractors.
Before starting electrical work:
▶ Isolate all poles of the mains voltage and secure
against reconnection.
▶ Make sure the mains voltage is disconnected.
▶ Observe the wiring diagrams of other system
components as well.
H
Servicing
Advise the user to have the system serviced annually
by a competent, registered gas engineer, such as a Gas
Safe registered engineer or British Gas engineer.
Approved spares must be used to help maintain the
efficiency, safety and reliability of the appliance.
H
Benchmark Service Record
The service engineer must complete the Benchmark
Service Record at the back of this manual after each
service.
Benchmark places
responsibilities on both
manufacturers and
installers.
The purpose is to ensure that customers are provided
with the correct equipment for their needs, that it is
installed, commissioned and serviced in accordance
with the manufacturer's instructions by competent
persons and that it meets the requirements of the
appropriate Building Regulations. The Benchmark
Checklist can be used to demonstrate compliance
with Building Regulations and should be provided to
the customer for future reference.
Installers are required to carry out installation,
commissioning and servicing work in accordance with
the Benchmark Code of Practice which is available
from the Heating and Hot water Industry Council who
manage and promote the scheme.
Visit
centralheating.co.uk
for more information.
H
Handover to the user
When handing over, instruct the user how to operate
the heating system and inform the user about its
operating conditions.
▶ Explain how to operate the heating system and draw
the user's attention to any safety relevant action
▶ Explain that conversions and repairs must only be
carried out by a competent person.
▶ Point out the need for inspections and maintenance
for safe and environmentally-compatible operation.
▶ Leave the installation instructions and the
operating instructions with the user for
safekeeping.
Combustible and corrosive materials
Do not store or use any combustible materials (paper, thinners, paint
etc.) inside or close to the appliance.
Chemically aggressive substances, such as halogenated hydrocarbons.
The presence of halogenated hydrocarbons in the combustion air causes
surface corrosion on affected metals.
In order to limit the damage, the source of the air contamination must be
located and sealed off. If this is not possible, the combustion air must be
drawn from an alternative clean source.
H
Fitting and modification
Fitting the appliance and any controls to the appliance
may only be carried out by a competent engineer in
accordance with the current Gas Safety (Installation
and Use) Regulations.
Flue systems must not be modified in any way other
than as described in the fitting instructions. Any
misuse or unauthorised modifications to the
appliance, flue or associated components and
systems could invalidate the warranty. The
manufacturer accepts no liability arising from any such
actions, excluding statutory rights.
H
Safety of electrical devices for domestic use
and similar purposes
The following requirements apply in accordance with
EN 60335-1 in order to prevent hazards from
occurring when using electrical appliances:
“This appliance can be used by children of 8 years and
older, as well as by people with reduced physical,
sensory or mental capabilities or lacking in experience
and knowledge, if they are supervised and have been
given instruction in the safe use of the appliance and
understand the resulting dangers. Children shall not
play with the appliance. Cleaning and user
maintenance must not be performed by children
without supervision.”
“If the power cable is damaged, it must be replaced by
the manufacturer, its customer service department or
a similarly qualified person, so that risks are avoided.”
