17 Maintenance and service
Installer and user reference guide
28
FCAHG71~140FVEB
Split system air conditioners
4P429475-1 – 2015.12
3
Clean the air filter. Use a vacuum cleaner or wash with water. If
the air filter is very dirty, use a soft brush and neutral detergent.
4
Dry the air filter in the shadow.
5
Reattach the air filter, and close the suction grille.
6
Turn ON the power.
7
Press the
FILTER SIGN RESET
button.
Result:
The
TIME TO CLEAN AIR FILTER
notification
disappears from the user interface.
17.1.2
To clean the suction grille
NOTICE
Do NOT use water of 50°C or higher.
Possible
consequence:
Discoloration and deformation.
1
Open the suction grille.
1
2
Remove the suction grille.
45°
1
2
3
Remove the air filter.
1
2
3
4
Clean the suction grille. Wash with a soft bristle brush, and
water or neutral detergent. If the suction grille is very dirty, use
a typical kitchen cleaner, leave it on for 10 min, then wash it
with water.
5
Reattach the air filter and suction grille, and close the suction
grille.
17.1.3
To clean the air outlet and outside panels
WARNING
Do NOT let the indoor unit get wet.
Possible
consequence:
Electric shock or fire.
NOTICE
▪ Do NOT use gasoline, benzene, thinner polishing
powder or liquid insecticide.
Possible consequence:
Discoloration and deformation.
▪ Do NOT use water or air of 50°C or higher.
Possible
consequence:
Discoloration and deformation.
▪ Do NOT scrub firmly when washing the blade with
water.
Possible consequence:
The surface sealing
peels off.
Clean with a soft cloth. If it is difficult to remove stains, use water or
neutral detergent.
17.2
Maintenance after a long stop
period
E.g., at the beginning of the season.
▪ Check and remove everything that might be blocking inlet and
outlet vents of indoor units and outdoor units.
▪ Clean air filters and casings of indoor units (see
"17.1.3 To clean the air outlet and
).
▪ Turn on the power at least 6 hours before operating the unit in
order to ensure smoother operation. As soon as the power is
turned on, the user interface display appears.
17.3
Maintenance before a long stop
period
E.g., at the end of the season.
▪ Let the indoor units run in fan only operation for about half a day in
order to dry the interior of the units. Refer to
cooling, heating, fan only, and automatic operation" on page 26
for details on fan only operation.
▪ Turn off the power. The user interface display disappears.
▪ Clean air filters and casings of indoor units (see
"17.1.3 To clean the air outlet and
).
17.4
About the refrigerant
This product contains fluorinated greenhouse gases. Do NOT vent
gases into the atmosphere.
Refrigerant type: R32
Global warming potential value: 675
Periodical inspections for refrigerant leaks may be required
depending on the applicable legislation. Please contact your installer
for more information.
WARNING: FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
WARNING
▪ Do NOT pierce or burn refrigerant cycle parts.
▪ Do NOT use cleaning materials or means to accelerate
the defrosting process other than those recommended
by the manufacturer.
▪ Be aware that the refrigerant inside the system is
odourless.
