Technical data
6
 do not use electrical devices such as telephones, multimeters or other equipment •
that can cause sparks next to the appliance;
 shut off gas supply closing the isolation valve;•
 cut off electrical power opening the main breaker upstream of the appliance (to be •
provided by the electrical installer in an appropriate panel);
 ask for assistance to professionally qualified personnel from a telephone distant •
from the appliance.
Moving parts, also during the appliance's start-up and shut-down cycles. Do not remove 
guards. Make sure the appliance cannot be started up inadvertently.
POISONING HAZARD
Make sure the flue gas components are tight and compliant with established regulations. 
After any intervention on these parts, check for tightness.
If the appliance is installed indoors, insufficient or non-conforming ventilation (see instal-
lation instructions) can result in hazardous leaks of combusted gases.
 Make  sure  the  ventilation  and  aeration  outlets  conform  to  the  installation •
instructions.
 If  the  non-conformity  cannot  be  resolved  immediately,  do  not  start  up  the •
appliance.
 Notify the plant operator of the non-conformity and any attendant hazards.•
BURN HAZARD
The appliance contains numerous hot parts. Do not open up the appliance or touch the 
fumes outlet pipe. If necessary, contact your Technical Assistance Centre.
The appliance has a sealed circuit classified as pressure equipment, i.e. with internal pres-
sure higher than atmospheric pressure. The fluids contained in the sealed circuits  are 
harmful if swallowed or inhaled, or if they come into contact with the skin. Do not carry 
out any operation on the sealed circuit or on its valves.
ELECTROCUTION HAZARD
 Use only approved components for the electrical connections, as specified by the •
manufacturer.
 Disconnect the electrical power supply before working on the appliance's internal •
electrical equipment (electrical panel, motors, control board, etc.).
 Make sure the appliance cannot be started up inadvertently.•
The electrical safety of the appliance is ensured only when it is correctly connected to an 
efficient grounding system, compilant with current safety regulations.
DAMAGE DUE TO AGGRESSIVE SUBSTANCES IN THE AIR SUPPLY
Hydrogenated hydrocarbons, which contain chlorine and fluorine compounds, will in-
crease the corrosion of the unit.










