Daikin FBQ20DAVMK [13/60] P370016 1_12 1

Daikin FBQ36DAVMK [13/60] P370016 1_12 1
12
English
When brazing the refrigerant piping, only begin brazing after having carried out nitrogen
substitu
tion or while inserting nitrogen into the refrigerant piping.
Once this is done, connect the indoor unit with a flared or a flanged connection.
Heat insulation procedure for gas piping
Insulation material for piping
(on unit side)
Insulation material for piping (field supply)
Clamp (8) (accessory)
Flare nut joint
Insulation for fitting (5) (accessory)
Middle sealing pad (7) (accessory)
Wrap the insulation material around the
portion from the surface of the main unit
to the upper part of the flare nut joint.
Insulation material for piping (field supply)
Wrap the insulation material around the
portion from the surface of the main unit
to the upper part of the flare nut joint.
Heat insulation procedure for liquid piping
Insulation material for piping
(on unit side)
Make sure that the seam faces upward.
Make sure that the seam faces upward.
Attached to the surface.
Attached to the surface.
Clamp (8) (accessory)
Main unit
Flare nut joint
Insulation for fitting (4) (accessory)
Middle sealing pad (7) (accessory)
Gas pipe
Liquid pipe
Fig. 8
Nitrogen
Pressure-reducing valve
Hands valve
Taping
Refrigerant piping
Part to be
brazed
Nitrogen
Fig. 9
01_EN_3PN06583-10W.fm Page 11
Thursday, March 24, 2011 9:03 AM

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