Precautions for New Refrigerant (R-410A)
Si37-701
428
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 VRV III REYQ10PY1
Page 1: ...REYQ8 48PY1 R 410A Heat Recovery 50Hz Si37 701 ...
Page 59: ...Specifications Si37 701 48 Specifications ...
Page 105: ...Refrigerant Flow for Each Operation Mode Si37 701 94 Refrigerant Circuit ...
Page 230: ...Si37 701 Troubleshooting by Remote Controller Troubleshooting 219 ...
Page 374: ...Si37 701 Piping Diagrams Appendix 363 REYQ14P 16PY1 3D058153A S2NPL S1NPH ...
Page 375: ...Piping Diagrams Si37 701 364 Appendix REMQ8PY1 3D057743 ...
Page 376: ...Si37 701 Piping Diagrams Appendix 365 REMQ10PY1 12PY1 3D057742 ...
Page 377: ...Piping Diagrams Si37 701 366 Appendix REMQ14PY1 16PY1 3D057741 ...
Page 382: ...Si37 701 Piping Diagrams Appendix 371 1 3 BS Unit 4D057985A ...
Page 384: ...Si37 701 Wiring Diagrams for Reference Appendix 373 REYQ14 16PY1 3D056774C ...
Page 385: ...Wiring Diagrams for Reference Si37 701 374 Appendix REMQ8PY1 3D055307E ...
Page 386: ...Si37 701 Wiring Diagrams for Reference Appendix 375 REMQ10 12PY1 3D055308E ...
Page 387: ...Wiring Diagrams for Reference Si37 701 376 Appendix REMQ14P 16PY1 3D055309E ...
Page 392: ...Si37 701 Wiring Diagrams for Reference Appendix 381 FXCQ40M 50M 80M 125MVE 3D039557A ...
Page 394: ...Si37 701 Wiring Diagrams for Reference Appendix 383 FXZQ20M 25M 32M 40M 50M8V1B 3D038359 ...
Page 395: ...Wiring Diagrams for Reference Si37 701 384 Appendix FXKQ25MA 32MA 40MA 63MAVE 3D039564C ...
Page 399: ...Wiring Diagrams for Reference Si37 701 388 Appendix FXDYQ180M 200M 250MV1 ...
Page 402: ...Si37 701 Wiring Diagrams for Reference Appendix 391 FXMQ200MA 250MAVE 3D039621B ...
Page 403: ...Wiring Diagrams for Reference Si37 701 392 Appendix FXHQ32MA 63MA 100MAVE 3D039801D ...
Page 406: ...Si37 701 Wiring Diagrams for Reference Appendix 395 2 4 BS Unit 3D055928C ...
Page 423: ...Piping Installation Point Si37 701 412 Appendix ...
Page 427: ...Example of Connection R 410A Type Si37 701 416 Appendix ...
Page 433: ...Method of Checking the Inverter s Power Transistors and Diode Modules Si37 701 422 Appendix ...
Page 447: ...Si37 701 iv Index ...
