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7 Maintenance and service
Direction
Fixed position. The indoor unit
blows air in 1 of 5 fixed positions.
Swing. The indoor unit alternates
between the 5 positions.
Note: Recommended position of the horizontal blades (flaps) varies
according to the operation mode.
a
b
a
Cooling operation
b
Heating operation
INFORMATION
For setting procedure of the vertical airflow direction, see
the reference guide or the manual of the used user
interface.
2 Horizontal airflow
▪ Horizontal airflow: by manually adjusting position of the vertical
blades (louvers).
To adjust the louvers (vertical blades)
1 Adjust horizontal blades using the user interface so you can
easily access the knobs on the vertical blades.
2 Hold knobs and move them down slightly.
3 Adjust left or right to the desired position while holding the
knobs.
a
a
Knobs
INFORMATION
When the unit is installed in a corner of a room, the
direction of the louvers should be facing away from the
wall. Efficiency will drop if a wall blocks the air.
6.3
To operate the system
INFORMATION
For setting of the operation mode or other settings, see the
reference guide or operation manual of the user interface.
Installation and operation manual
10
Screen
a
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
consequence: Electric shock or fire.
unit
get
wet.
Possible
FXAA15~63AUV1B
VRV system air conditioner
3P622285-1B – 2020.10
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