7 Maintenance and service
Installation and operation manual
10
FAA71+100BUV1B
Split system air conditioner
3P654518-1A – 2021.03
7
Maintenance and service
7.1
Precautions for maintenance and
service
NOTICE
Maintenance MUST be done by an authorized installer or
service agent.
We recommend performing maintenance at least once a
year. However, applicable legislation might require shorter
maintenance intervals.
CAUTION
Do NOT insert fingers, rods or other objects into the air
inlet or outlet. When the fan is rotating at high speed, it will
cause injury.
NOTICE
NEVER inspect or service the unit by yourself. Ask a
qualified service person to perform this work. However, as
end user, you may clean the air outlet, exterior, front panel
and air filter.
WARNING
NEVER replace a fuse with a fuse of a wrong ampere
ratings or other wires when a fuse blows out. Use of wire
or copper wire may cause the unit to break down or cause
a fire.
CAUTION
After a long use, check the unit stand and fitting for
damage. If damaged, the unit may fall and result in injury.
CAUTION
Before accessing terminal devices, make sure to interrupt
all power supply.
DANGER: RISK OF ELECTROCUTION
To clean the air conditioner or air filter, be sure to stop
operation and turn all power supplies off. Otherwise, an
electric shock and injury may result.
WARNING
Be careful with ladders when working in high places.
Following symbols may occur on the indoor unit:
Symbol
Explanation
Measure the voltage at the terminals of main circuit
capacitors or electrical components before servicing.
7.2
Cleaning the unit
CAUTION
Turn off the unit before cleaning the air outlet, exterior,
front panel and air filter.
7.2.1
To clean the air outlet and exterior
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.
7.2.2
To clean the front panel
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.
You can remove the front panel to clean it.
1
Open the front panel. Hold the front panel by the panel tabs on
both sides and open until the panel stops.
a
a
Panel tab
2
Remove the front panel by pushing hooks on either side of the
front panel towards the side of the unit and remove the panel.
3
Clean the front panel. Wipe it with a soft cloth soaked in water
by using only neutral detergent.
4
Wipe panel with a dry soft cloth and let it dry up in the shade.
5
Attach the front panel. Align the hooks of the front panel with
the slots and push them all the way in.
