Contents
1
PRECAUTIONS FOR DEVICES THAT USE R407C REFRIGERANT ....
[2] Piping Machining ............................................................................... 5
[4] Brazing .............................................................................................. 7
[6] Vacuuming ........................................................................................ 8
[8] Dryer ................................................................................................. 9
2
3
TEST RUN .............................................................................................
[1] Before Test Run .............................................................................. 47
[2] Test Run Method ............................................................................. 51
4
GROUPING REGISTRATION OF INDOOR UNITS WITH REMOTE
CONTROLLER .......................................................................................
5
CONTROL ..............................................................................................
6
7
Troubleshooting ...........................................................................
[1] Principal Parts ................................................................................. 84
[3] Self-diagnosis and Countermeasures Depending on the Check
Code Displayed .............................................................................. 119
8
PREPARATION, REPAIRS AND REFRIGERANT REFILLING WHEN
REPAIRING LEAKS .............................................................................
9 CHECK THE COMPOSITION OF THE REFRIGERANT
(PURY-P200·250YMF-C only) ................................................................
161
164
–1–
3
10
47
52
58
74
84