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Mini VRF SYSTEM
Control Functions
1. CONTROL FUNCTIONS
1. Introduction ........................................................... 1-2
2. Compressor Control .................................................... 1-3
3. Special Controls ....................................................... 1-8
4. Other Control ........................................................ 1-12
5. Operation of Solenoid Valves ........................................... 1-12
6. Outdoor Unit Electronic Control Valve (Motor Valve) control [MOV1] ........... 1-12
7. Outdoor Fan Control .................................................. 1-13
8. Indoor Unit Electronic Control Valve (Motor Valve) Control ................... 1-14
9. Indoor Special Control ................................................. 1-15
10. Discharge Gas Temperature ............................................ 1-19
11. Current Protection .................................................... 1-19
12. Pressure Sensor Failure ............................................... 1-20
13. 4-Way Valve Failure [L18] ............................................... 1-20
14. Servicing and Maintenance Functions .................................... 1-21
15. Demand Control ...................................................... 1-22
16. Detailed Settings in EEPROM of Outdoor Unit .............................1-23
Contents
SM830195-04_Mini VRF SYS.indb 1 15/03/10 17:47:30
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