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Full opening of the valve
Open the valves of the outdoor unit fully.
Liquid pipe: 4 mm using a hexagonal wrench, fully open the valve rods.
Gas pipe: 5 mm using a hexagonal wrench, fully open the valve rods.
Heat insulation for pipe
• Apply heat insulation of pipe separately at the liquid and gas 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.
When using the piping cover
Drawing-out
Close the opening
Drawing-out
frontward
with the pipe cover.
downward
Pipe holding bracket
Attach pipe holding brackets following the table below.
Diameter of pipe (mm)
Interval
Ø19.05 or less
2 m
67-EN
When not using the piping cover
Drawing-out
Drawing-out
sideward
sideward
Fill silicon or putty into the
Drawing-out
periphery of the pipes.
Drawing-out
frontward
downward
To fix the fluorinated
greenhouse gases label
This product contains fluorinated greenhouse gases.
Do not vent gases into the atmosphere.
Contains fluorinated greenhouse gases
• Chemical Name of Gas
• Global Warming Potential (GWP) of Gas
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.
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..
– 34 –
Fill in the label as follows:
R32
675
Pre-charged
refrigerant
at factory [kg],
specified
in the
nameplate
Additional
charge on
installation site
[kg]
GWP × kg
1000
EN
68-EN
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