iii
Section 1: OUTLINE OF W-2WAY ECO-i SYSTEM ................................................................1-1
1. Line-up.............................................................................................................1-2
2. Features of W-2WAY ECO-i SYSTEM .............................................................
1-4
Section 2: DESIGN OF W-2WAY ECO-i SYSTEM ..................................................................
2-1
1. Model Selecting and Capacity Calculator ........................................................2-2
2. System Design...............................................................................................
2-17
3. Electrical Wiring .............................................................................................
2-23
4. Installation Instructions ..................................................................................
2-27
Section 3: Control of W-2WAY ECO-i SYSTEM.....................................................................
3-1
1. Main Operating Functions................................................................................3-3
2. Wireless Remote Controller.............................................................................
3-5
3. Timer Remote Controller
................................................................................3-26
4. System Controller ..........................................................................................
3-42
5. Schedule Timer..............................................................................................
3-64
6. Simplified Remote Controller .........................................................................
3-89
7. Remote Sensor..............................................................................................
3-97
Section 4: W-2WAY ECO-i SYSTEM UNIT SPECIFICATIONS ..............................................
4-1
1. Outdoor Unit ....................................................................................................4-3
2. Direct-Expansion Coil ....................................................................................
4-27
Section 5: TEST RUN..............................................................................................................
5-1
1. Preparing for Test Run .....................................................................................5-2
2. Test Run Procedure .........................................................................................
5-3
3. Main Outdoor Unit PCB Setting .......................................................................
5-4
4. Auto Address Setting .......................................................................................
5-6
5. Remote Controller Test Run Settings.............................................................
5-13
6. Caution for Pump Down.................................................................................
5-14
7. Meaning of Alarm Messages .........................................................................
5-15
Section 6: ELECTRICAL DATA...............................................................................................
6-1
1. Outdoor Unit ....................................................................................................6-2
2. Indoor unit........................................................................................................
6-8
Section 7: PCB AND FUNCTIONS .........................................................................................
7-1
1. Outdoor Unit Control PCB ...............................................................................7-2
2. Indoor Unit Control PCB Switches and Functions ...........................................
7-6
Section 8: CAPACITY TABLE .................................................................................................
8-1
1. SPW-C0705DXHN8 (Cooling) .........................................................................8-2
2. SPW-C0705DXHN8 (Heating) .........................................................................
8-4
3. SPW-C0905DXHN8 (Cooing) ..........................................................................
8-6
4. SPW-C0905DXHN8 (Heating) .........................................................................
8-8
5. SPW-C1155DXHN8 (Cooling) .......................................................................
8-10
6. SPW-C1155DXHN8 (Heating) .......................................................................
8-12
7. SPW-C1305DXHN8 (Cooling) .......................................................................
8-14
8. SPW-C1305DXHN8 (Heating) .......................................................................
8-16
9. SPW-C1405DXHN8 (Cooling) .......................................................................
8-18
10. SPW-C1405DXHN8 (Heating) .......................................................................
8-20
Contents