Filter
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NOTE
Ensure power is isolated from the unit when replacing the high performance filter or when opening the
service panel.
CONTENTS
SAFETY CAUTION ............................................................................................ 4
1. OUTLINE................................................................................................... 9
2. WIRING DIAGRAM ................................................................................. 14
3. PARTS RATING ...................................................................................... 30
4. REFRIGERANT PIPING SYSTEMATIC DRAWING ............................... 48
5. SYSTEM REFRIGERANT CYCLE DRAWING ....................................... 53
6. CONTROL OUTLINE .............................................................................. 60
7. APPLIED CONTROL .............................................................................. 71
8. TEST OPERATION ................................................................................. 86
9. TROUBLESHOOTING .......................................................................... 116
10. CONFIGURATION OF CONTROL CIRCUIT ........................................ 174
11. BACKUP OPERATIONS (EMERGENCY OPERATION)....................... 188
12. OIL LEVEL JUDGMENT DISPLAY ....................................................... 190
13. REFRIGERANT RECOVERY
WHEN REPLACING THE COMPRESSOR ........................................... 191
14. LEAKAGE/CLOGGING OF OIL-EQUALIZATION CIRCUIT ................. 197
15. REPLACING COMPRESSOR............................................................... 199
16. REPLACING PROCEDURE OF PARTS ............................................... 206
17. P.C. BOARD .......................................................................................... 217