To Connect The Refrigerant Piping To The Indoor Unit - Daikin FTXP71N2V1B Installer's Reference Manual

7.2.6 To connect the refrigerant piping to the indoor unit

FTXP-N
Daikin room air conditioner
4P518023-14L – 2022.06
5 Check that the flaring is properly made.
a
a Flare's inner surface MUST be flawless.
b The pipe end MUST be evenly flared in a perfect circle.
c Make sure the flare nut is fitted.
WARNING: MILDLY FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
▪ Pipe length. Keep refrigerant piping as short as possible.
1 Connect refrigerant piping to the unit using flare connections.
2 Wrap the refrigerant piping connection using vinyl tape, overlapping at least
half the width of the tape with each turn. Keep the slit of the heat insulation
pipe cover up. Avoid wrapping the tape too tight.
a Heat insulation pipe cover (on the indoor unit side)
b Flare connections
c Liquid pipe (with insulation) (field supply)
d Gas pipe (with insulation) (field supply)
e Slit on heat insulation pipe cover facing up
f Vinyl tape (field supply)
3 Insulate the refrigerant piping, interconnection cable and drain hose on the
indoor unit: See "9.1 To insulate the drain piping, refrigerant piping and
interconnection cable" [
NOTICE
Make sure to insulate all refrigerant piping. Any exposed piping might cause
condensation.
b
c
a b c d
e f
4
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Installer reference guide
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