17
USE
Warnings
The text “AttE” is displayed together with the alert number.
The equipment is not locked out, but its functions may be limit-
ed (according to the alert).
Contact your local Technical Assistance Service
2.2
Temporary or short-term shut-down
In the event of temporary or short-term shut-down (e.g. due to
holidays), proceed as follows:
− Remove the power supply by setting the main switch
of the equipment and the main switch of the system to
"OFF".
− If there is a danger of frost, keep the system on. To reduce
fuel consumption, set the heating set point to the mini-
mum allowed value.
2.3
Preparing for extended periods of disuse
If the appliance is not going to be used for a long period of time,
the following operations should be carried out:
set the main switch of the system to OFF and the main switch of
the equipment to (0);
− close the fuel cock and heating circuit water cock.
9
Drain the central heating circuit if there is any risk of freez-
ing.
2.4
Device cleaning and maintenance
Please remember that THE PERSON RESPONSIBLE FOR SYSTEM MAN-
AGEMENT MUST ENSURE THAT PROFESSIONALLY QUALIFIED HEATING
ENGINEERS UNDERTAKE PERIODIC MAINTENANCE AND COMBUSTION
EFFICIENCY MEASUREMENTS.
R
’s Technical Assistance Service is qualified to satisfy these
legal requirements and can also provide useful information on
MAINTENANCE PROGRAMMES designed to guarantee:
− Greater safety
− Compliance with applicable legislation
− Freedom from the risk of fines in the event of spot checks.
Regular maintenance is essential for the safety, efficiency and
durability of the boiler.
Servicing is a legal requirement and must be performed at least
once a year by a professionally qualified heating engineer.
2.5
External cleaning
Clean the boiler’s casing panels and control panel with a soft
cloth damped in soapy water.
To remove marks from the boiler casing, use a cloth damped in a
50% mix of water and denatured alcohol or a suitable cleaning
product.
Wipe the boiler dry after cleaning it.
0
Do not use abrasive products, petrol or triethylene.
2.6
Annual cleaning
At least once a year, the user must have the boiler served by
R
's Technical Assistance Service or by a qualified heating en-
gineer.