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Precautions for New Refrigerant (R-410A)
SiBE28-804
292
Precautions for New Refrigerant (R-410A)
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 R-410A 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.
Flare gauge
Nominal size
1/4
3/8
1/2
5/8
3/4
Tube O.D.
Do
6.35
9.52
12.70
15.88
19.05
Class-2 (R-410A)
9.1
13.2
16.6
19.7
24.0
Class-1 (Conventional)
9.0
13.0
16.2
19.4
23.3
+
0
−
0.4
Unit:mm
A
Dimension A
For class-1: R-407C
For class-2: R-410A
Summary of Contents for FHQ100BUV1B x 2
Page 13: ...SiBE28 804 2 ...
Page 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Page 29: ...Specifications SiBE28 804 18 Specifications ...
Page 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Page 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Page 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Page 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Page 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Page 277: ...PCB Layout SiBE28 804 266 Appendix ...
Page 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Page 311: ...SiBE28 804 iv Index ...