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2 - 1
W-2WAY ECO-i SYSTEM
Outdoor Unit Repair Procedures
Contents
2. OUTDOOR UNIT REPAIR PROCEDURES
1. Removing Panels ....................................................... 2-2
2. Removing Electrical Component Box and Duct ..............................
2-3
3. Discharging Compressor Oil .............................................
2-5
4. Backup Operation ......................................................
2-6
5. Recovering Refrigerant .................................................
2-9
6. Checking for Leakage After Repair .......................................
2-14
7. Evacuating System
.................................................... 2-15
8. Charging Compressor Oil ..............................................
2-16
9. Pumping Out Refrigerant from Outdoor Unit ...............................
2-20
10. Compressor .........................................................
2-23
11. High and Low Pressure Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-35
12. Replacing 4-way Valve .................................................
2-36
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