48
AH/AY-X08CR
AH/AY-X10CR
AH/AY-X13CR
Page
1. Outline ......................................................................................................................................................... 48
1.1 Refrigerant R410A .................................................................................................................................. 49
1.2 Safety during Installation / Servicing ...................................................................................................... 49
2. Refrigerant Piping Installation .................................................................................................................. 49
2.1 Pipng Materials and Joint Used .............................................................................................................. 49
2.2 Processing of Piping Materials ................................................................................................................ 50
2.3 Storage of Piping Materials .................................................................................................................... 52
3. Installation, Removal and Services .......................................................................................................... 52
3.1 Tools for R410A ..................................................................................................................................... 52
3.2 New Installation Work (When Using New Refrigerant Piping) ............................................................... 54
3.3 Removal (When Using New Refrigerant Piping) .................................................................................... 56
3.4 Replacing the UNit (Never Use the Existing Refrigerant Piping) ........................................................... 56
3.5 Retrofitting ............................................................................................................................................... 56
3.6 Refrigerant Recharging at Servicing ....................................................................................................... 57
TABLE OF CONTENTS
Refrigerant Piping
Installation / Servicing Manual
for Air Condioners
Using R-410A