The boiler must not be used by children or invalid
persons without supervision.
Electrical devices or appliances, such as switches,
household appliances, etc. must not be used if there
is the smell of gas or unburned fuel. In this case :
- ventilate the room by opening doors and windows;
- close the fuel stopcock;
- promptly contact Gassero,
your gas supplier or
other professionally qualified personnel.
Do not touch the boiler when bare feet or with wet
parts of the body.
No service or cleaning operations may be perfor-
med without first having disconnected the boiler
from the mains power supply , moving the main
system switch to "off".
The safety or control devices must not be adjusted
without the authorisation and written instructions
from the manufacturer of the boiler.
Do not pull, remove or twist the electrical cables
coming out of the boiler , even if the appliance is
disconnected from the mains power supply.
The ventilation openings in the room where the
appliance is installed must not be plugged or redu-
ced in size and must comply with any current stan-
dards and law applicable.
Do not switch off the boiler if the outside temperatu-
re may decrease below ZERO (risk of freezing).
Do not leave flammable substances in the room
where the boiler is installed.
The packaging material must not be dispersed in
the environment or left within the reach of children
as it is a potential source of hazard. It must be
disposed of according to the legislation in force.
Alterations to parts connected to the appliance
Do not carry out any alterations for following parts:
- the boiler
- to the gas, air, water supply pipes and electrical
- to the flue pipe, safety valve and its drain pipe
- to the constructive components which influence the
When tightening or loosening the screw connections,
use only adequate tool. The improper use and/or
the use of inadequate equipment can cause damages
If you smell gas :
If you smell gas follow these safety indications:
Do not turn on or turn off electrical switches
Do not smoke
Do not use the telephone
Close the mains gas tap
Open all windows and doors where the gas leakage
Contact the gas society or a company specialized in
Indications for appliances operating with propane gas
ensure yourself that before installing the appliance the
For a correct purging of the tank contact the liquid gas
supplier or a legalley authorized person .
If the tank has not been correctly purged problems
could occur during ignition. If this occurs contact the
appliance’s safe operation
(for example water or gas leakages).
installing and servicing heating systems
gas tank has been purged.
liquid gas tank’s supplier.
1.4
REGULATIONS AND STANDARTS
Current Gas Safety (Installation & Use) Regulations:
All gas appliances must be installed by a competent
person in accordance with the above regulations;
The appliance must be installed in accordance with, and
comply to, the current: Gas Safety Regulations, IEE
Regulations, Building Regulations, Building Standards
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.
EN 483 Gas-fired central heating boilers.
Type C boilers of nominal heat input not
exceeding 70 kW.
EN 677 Gas-fired central heating boilers. Specific
requirements for condensing boilers with
a nominal heat input not exceeding
70 kW.
Installation not exceeding 70 kW rated input
Meaning of the Symbols and Safety Instructions
4
1.3
SAFETY INSTRUCTIONS