Processes and Functions
6
TD831077
VI - 1
Contents
6. Processes and Functions
1. Compressor Control...................................................................... VI - 2
1-1. Compressor capacity control ......................................................................................................................... VI - 2
2. Protection Controls ....................................................................... VI - 3
3. Fan Control .................................................................................... VI - 5
4. Outdoor Electronic Expansion Valve ........................................... VI - 5
5. Solenoid Valve Control.................................................................. VI - 6
6. Hot Gas Defrosting Control .......................................................... VI - 7
6-1. Frost detection............................................................................................................................................... VI - 7
6-2. Defrosting operation conditions ..................................................................................................................... VI - 8
6-3. Defrosting end conditions .............................................................................................................................. VI - 8
6-4. Defrosting control description ........................................................................................................................ VI - 8
7. Self-Separator Oil Recovery Control ........................................... VI - 8
8. Inter-Outdoor Unit Oil Recovery Control..................................... VI - 8
9. Inter-Refrigerant System Oil Recovery Control .......................... VI - 9
10. 4-way Valve Adjustment Valve ...................................................... VI - 9
11. Refrigerant Movement Control ..................................................... VI - 9
12. Backup Operation.......................................................................... VI - 10
13. Room Temperature Control .......................................................... VI - 11
14. Auto. Mode for Automatic Heating/Cooling Switching .............. VI - 12
15. Heating Preparations .................................................................... VI - 13
16. Dehumidifying Control .................................................................. VI - 14
17. Automatic Fan Speed Control ...................................................... VI - 14
17-1. Cooling ........................................................................................................................................................ VI - 14
17-2. Heating ........................................................................................................................................................ VI - 14
18. Auto-flap Control ........................................................................... VI - 15
18-1. X, S, T Type................................................................................................................................................. VI - 15
18-2. K Type ......................................................................................................................................................... VI - 15
19. Drain Pump Control....................................................................... VI - 16
20. Indoor Electronic Expansion Valve .............................................. VI - 16
20-1. Cooling and dehumidifying operation .......................................................................................................... VI - 16
20-2. Heating operation ........................................................................................................................................ VI - 16
21. Discharge Temperature Control (Only for U, D Type) ................. VI - 17
22. Automatic Restart Function after Power Failure ........................ VI - 17
23. Filter Sign....................................................................................... VI - 17