3.3 Maintenance
IMPORTANT
ALL MAINTENANCE WORK AND REPLACEMENTS
B
MUST BE CARRIED OUT BY SKILLED QUALIFIED
PERSONNEL.
Before carrying out any operation inside the boiler,
disconnect the power and close the gas cock up-
stream. Otherwise there may be a danger of explo-
sion, electric shock, suffocation or poisoning.
Opening the front panel
Some internal components of the boiler can reach
B
temperatures high enough to cause severe burns. Be-
fore carrying out any operation, wait for these compo-
nents to cool or else wear suitable gloves.
280
cod. 3540000021 - Rev. 00 - 02/2024
BlueHelix ALPHA C
EN