MAINTENANCE
Checks every 3 months
Carry out the following checks every three months:
• check the power supply;
• check the alarm status;
• check the working pressures and temperatures;
• check the correct operation of the local/remote
controls;
• check the air lters, cleaning and replacing them if
necessary;
• check the efciency of the condensing drain;
• check the steam cylinder is clean, replacing it if
necessary;
• check and clean if necessary the condensing coil.
Checks every 6 months
Carry out the following checks every six months:
• repeat these checks every 3 months.
• check and clean if necessary the cooling coil;
• check the operation of the humidier, if present (see
section “Accessories humidier”).
Annual checks
Carry out the following checks every year:
• repeat these checks every 6 months.
• check the varnish and the nuts and bolts;
• check the hinges, rabbets and gaskets;
• check the cables and wiring;
• tighten the terminal blocks;
• check and reset if necessary the safety device settings
(pressure switches, thermostats, protection devices);
• check the operation of the post heating electrical
heaters
• check the ttings, operation and absorption of the
evaporating fan/s;
• check the ttings, operation and absorption of the
compressor/s;
• check and if necessary replace the seal of the refrigerant
circuit/s and tighten the joints and connections of the
unit;
• check and top up if necessary the refrigerant gas and/
or oil;
• check and if necessary reset the regulation devices
setting;
• check and if necessary replace the seal of the hydraulic
circuits/s and tighten the unit couplings;
• check the ttings and operation of the condensing
fan/s;
• check and reset if necessary the condensing speed
setting.
Checks to be performed every sixty months
• Check and if necessary replace the gas lters;
• check and if necessary replace the compressor oil.
WARNING! Before removing the internal
protection panels, disconnect the power supply
by turning the main isolating switch D5 to
position “O”, then wait until the fans stop and
the electrical heaters cool down.
Cleaning and replacing the lter
To clean or change the lter proceed as follows:
• rotate the closing blocks of the front panel by one
quarter of a turn and remove the panel to access the
air lter;
• memorize the direction of the airow shown on the
frame of the filter, as indicated by the arrow, and
remove;
• clean the air lter using a jet of compressed air or
replace it;
• reposition the air lter on the unit checking the direction
of the airow as previously noted.