Safety Instructions - Worcester GB162-50 Installation And Servicing Instructions

Key to symbols and safety instructions
Ø Diameter
AB Automatic Bypass
AIC Air Intake Connection
AV Air Vent (automatic)
BC10 Basic Controller
CB Connector Block
CDO Condensate drain outlet
CH Central Heating
CHF Central Heating Flow
CHR Central Heating Return
CT Cylinder Thermostat
DHW Domestic Hot Water
DV Diverter Valve
E Earth
FGC Flue gas Connection
HK1 Heating circuit 1
HK2 Heating circuit 2
IP Ingress Protection
BCM Boiler identification Module
L Live
LPG Liquid Petroleum Gas
LSV Lock Shield Valve
MCW Mains Cold Water
N Neutral
NG Natural Gas
NTC Negative Temperature Coefficient (sensor)
JB Junction Box / 230 Volt Converter
PF Pump group Flow
PL Permanent Live
PR Pump group Return
Prog Programmer
PRV Pressure Relief Valve
RT Room Thermostat
T Timer
TRV Thermostatic Radiator Valve
WC Wiring Centre
Table 2 Abbreviations
1.2

Safety instructions

IF YOU SMELL GAS:
▶ CALL NATIONAL GAS EMERGENCY SERVICE ON 0800 111 999.
▶ LPG BOILERS CALL THE SUPPLIER'S NUMBER ON THE SIDE OF THE
LPG TANK.
▶ TURN OFF THE ECV (EMERGENCY CONTROL VALVE) AT THE
METER/REGULATOR.
▶ DO NOT TURN ELECTRICAL SWITCHES ON OR OFF.
▶ DO NOT STRIKE MATCHES OR SMOKE.
▶ PUT OUT NAKED FLAMES.
▶ OPEN DOORS AND WINDOWS.
▶ KEEP PEOPLE AWAY FROM THE AFFECTED AREA.
BOILER OPERATION:
This boiler must only be operated by a responsible adult who has
been instructed in, understands, and is aware of the boiler's
operating conditions and effects.
HEALTH AND SAFETY
6
The appliance contains no asbestos and no substances have been used
in the construction process that contravene the COSHH Regulations
(Control of Substances Hazardous to Health Regulations 1988).
COMBUSTION AND CORROSIVE MATERIALS
Do not store or use any combustible materials (paper, thinners, paints
etc.) inside or within the vicinity of the appliance.
Chemically aggressive substances can corrode the appliance and
invalidate any warranty.
FITTING AND MODIFICATIONS
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.
SERVICING
Advise the user to have the system serviced annually by a competent,
qualified Gas Safe registered engineer. Approved spares must be used
to help maintain the economy, safety and reliability of the appliance.
IMPORTANT
The service engineer must complete the Service Record on the
Installation Checklist after each service.
INSTALLATION REGULATIONS
Current Gas Safety (Installation & Use) Regulations:
All gas appliances must be installed by a competent person in
accordance with the above regulations. Failure to install appliances
correctly could lead to prosecution.
The appliance must be installed in accordance with, and comply to, the
current: Gas Safety Regulations, IEE Regulations, Building Regulations,
Building Standards (Scotland) (Consolidation), Building Regulations
(Northern Ireland), local water by-laws, Health & Safety Document 635
(The Electricity at Work Regulations 1989) and any other local
requirements.
Directives:
• 2009/142/EEC gas appliance directive
• 92/42/EEC boiler efficiency directive
• 73/23/EEC low voltage directive
• 89/336/EEC EMC directive
• 97/23/EC pressure equipment directive
• any relevant requirement of the local authority.
British Standards:
Where no specific instruction is given, reference should be made to the
relevant British Standard codes of Practice.
BS4814:1Specification for expansion vessels using an internal
diaphragm, for sealed hot water heating systems.
BS5482Code of practice for domestic butane- and propane gas-burning
installations. Installations at permanent dwellings, residential park
homes and commercial premises, with installation pipework sizes not
exceeding DN 25 for steel and DN 28 for corrugated stainless steel or
copper.
BS6281:1 Devices without moving parts for the prevention of
contamination of water by backflow. Specification for
type A air gaps.
BS6282:1 Devices with moving parts for the prevention of
contamination of water by backflow. Specification for
check valves of nominal size up to and including DN 54.
BS6283:4 Safety and control devices for use in hot water
systems. Specification for drop-tight pressure
6720813171 (2015/04)