Sanyo CHDX09663, CHDXR07263, CHDXR09663, CHDX07263 service manual Control Functions

	W-2WAY ECO-i SYSTEM
Contents	Control Functions

1. CONTROL FUNCTIONS

1.	Introduction	. 1-2
2.	Selecting Outdoor Unit for Operation	. 1-3
3.	Compressor Control	. 1-4
4.	Special Controls	. 1-9	1
5.	Other Controls	1-14
6.	Operation of Solenoid Valves	1-15
7.	. . .Outdoor Unit Electronic Thermostatic Expansion Valves [MOV1, MOV2 & MOV4]	1-17
8.	Outdoor Fan Control	1-19
9.	Demand Control	1-20
10.	Indoor Unit Control of the Electronic Control Valve	1-21
11.	Rap Valve Kit Control	1-23
12.	Indoor Unit Refrigerant Oil Self Recovery Control	1-24
13. Discharge Temperature		1-25
14.	Current Protection	1-26
15.	Pressure Sensor Failure	1-27
16. Backup Operation		1-28
17.	Service Maintenance Functions	1-30
18.	Other Functions	1-32

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