Flared connection (Union)
Flared connection
(Service valve, Ball valve)
Use a seemliness tube
Factory charged
Indoor
Outdoor
■ Select the following location
• A place where the air conditioner can get good ventilation.
• A place where it shall not annoy the neighbors.
• A place where the unit shall be leveled and that can support the weight of unit and
withstand its vibrations.
■ Keep a maintenance space
* One side must be 90 cm for service.
Two of the remaining three sides may be 30 cm.
REFRIGERANT PIPING
INSTALLATION OF OUT DOOR UNIT
Perform the work according to the Service Manual
or Installation Guide.
Select a location that satisfies the following
conditions. Install the unit firmly in place.
• Use two spanners when connecting the
refrigerant pipe to the unit.
• Make a bend with a radius as large as
possible.
• Perform air purge with R22 or vacuum
drying.
• When piping work is finished, check all
joints.
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