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Installation Manual
Full opening of the valve
Open the valves of the outdoor unit fully.
F-GAS label
Contains fluorinated greenhouse gases
• Chemical Name of Gas
R410A
• Global Warming Potential (GWP) of Gas
2088 (ex.R410A ref.AR4)
CAUTION
(1) Stick the enclosed refrigerant label adjacent to the service ports
for charging or recovering location and where possible adjacent
to existing nameplates or product information label.
(2) Clearly write the charged refrigerant quantity on the refrigerant
label using indelible ink. Then, place the included transparent
protective sheet over the label to prevent the writing from
rubbing off.
(3) Prevent emission of the contained fluorinated greenhouse gas.
Ensure that the fluorinated greenhouse gas is never vented to
the atmosphere during installation, service or disposal. When
any leakage of the contained fluorinated greenhouse gas is
detected, the leak shall be stopped and repaired as soon as
possible.
(4) Only qualified service personnel are allowed to access and
service this product.
Liquid side
Gas side
Packed valve
Using a 4 mm-hexagonal wrench,
fully open the valve rods.
Closed
completely
Opened
fully
Using a minus
screwdriver, turn it
counterclockwise
by 90° until it hits
the stopper. (Full
open)
Valve unit
Flare nut
Charge
port
Grooves
for
driver
(5) Any handling of the fluorinated greenhouse gas in this product,
such as when moving the product or recharging the gas, shall
comply under (EU) Regulation No.517/2014 on certain
fluorinated greenhouse gases and any relevant local legislation.
(6) Periodical inspections for refrigerant leaks may be required
depending on European or local legislation.
(7) Contact dealers, installers, etc., for any questions.
Heat insulation for pipe
• Apply heat insulation of pipe separately at the liquid, gas, and balance sides.
• Be sure to use thermal insulator resistant up to 120 °C or higher for pipes at the gas side.
Finishing after connecting pipes
• After piping connection work has been finished, cover the opening of the piping / wiring panel with the piping cover,
or fill silicon or putty into the space between the pipes.
• In case of drawing-out the pipes downward or sideward, also close the openings of the base plate and the side
plate.
• Under the opened condition, a problem may be caused due to the entering of water or dust.
Pipe holding bracket
Attach pipe holding brackets following the table below.
Diameter of pipe (mm)
Interval
Ø19.05 or less
2 m
When using the piping cover
Drawing-out
sideward
Close the opening
with the pipe cover.
Drawing-out
downward
Drawing-out
frontward
Drawing-out sideward
Fill silicon or putty into the
periphery of the pipes.
Drawing-out
downward
Drawing-out
frontward
When not using the piping cover
EN-41
EN-42
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