Daikin R-410A Service Manual page 215

SiBE39-402A
1. Flaring tool
! Specifications
2 Dimension A
! Differences
2 Change of dimension A
Conventional flaring tools can be used when the work process is changed.
(change of work process)
Previously, a pipe extension margin of 0 to 0.5mm was provided for flaring. For R410A air
conditioners, perform pipe flaring with a pipe extension margin of 1.0 to 1.5mm.
(For clutch type only)
Conventional tool with pipe extension margin adjustment can be used.
Precautions for New Refrigerant (R410A)
Flare gauge
Tube O.D.
Nominal size
Do
1/4 6.35
3/8 9.52
1/2 12.70
5/8 15.88
3/4 19.05
Precautions for New Refrigerant (R410A)
A
Class-2 (R410A)
9.1
13.2
16.6
19.7
24.0
Dimension A
For class-1: R407C
For class-2: R410A
Unit:mm
+0
-0.4
Class-1 (Conventional)
9.0
13.0
16.2
19.4
23.3
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