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Contents
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Contents
Part 1 General Information……………………………………………….…………………………………..………4
1. YDS system series…………………………………………………………………….…….…………….……..…….6
What is YDS………………………………………………………………………………….…………….….…………6
Features of YDS ……………………………………………………………………….………….………........…….6
2. Nomenclatures…………………………………………………………………………..……………………………..15
Part 2 Units selection base on cooling load……………………………………………………………………..16
Part 3 Outdoor Units……………………………………………………………………………………………………26
1. Specifications……………………………………………………………………………………………………………28
2. Capacity table……….…………………………………………………………………….………………….……..…29
3. Dimensions and required installation space…………………..……………………….…………………….49
4. Piping diagram………………………………………………………………………………………………………….53
5. Noise level………………………………………………………………………………………………………………..57
6. Outdoor wiring diagram……………………………………………………………………………………………..59
7. Trouble shooting ………………………………………………………………...………….………….….…………61
8. Explode view and spare part list………………………………………………………………………………….64
Part 4 Indoor Units…………………………………………….………………………………………………………..78
1. Introduction………………………………………………………………………….…………………….…………….70
2. Four-way cassette type………………………………………………………………………………….………….71
3. Wall mounted type…………………………………………………………………………………………………..102
4. Ceiling &Floor type…………………………………………………………………………………………………..125
5. Medium static pressure type………………………………………………………..……………………...…....151
6. Expose and conceal floor standing………………………………………………………..………………......183
7. Hi ESP duct………………………..……………………………………………………..….………………………….220
Part 5 Installation……………………………………………………………………………………..…………………239
1. Summarize of Installation……………………………………………………………………………………………241
2. Installation of outdoor unit ……………………………………………………………………………………..…245
3. Installation of indoor unit …………………………………………………………………………………………..246
4. Installation of refrigerant pipe ……………………………………………………………………..…………….247
5. Processing & installation of drainage pipe……………………………………………………………………268
6. Insulation work…………….………...………..………………………….………………….………………………..271
7. Pipeline installation…………..………………………………………….……………………………………………274
8. Electric installation…………..………………………………………………….………….….….…………………278
Summary of Contents for R-410A
Page 103: ...Wall mount 102 Part 4 2 Wall Mounted...
Page 113: ...Wall mount 112 4 Dimensions 4 1 YDS 22 36EC 4 2 YDS 45 56EC...
Page 115: ...Wall mount 114 5 Piping Diagrams 5 1 YDS 22 56EC 5 2 YDS 22 56HC...
Page 116: ...Wall mount 115 6 Wiring diagrams 6 1 YDS 22 36EC 6 2 YDS 45 56EC...
Page 117: ...Wall mount 116 6 3 YDS 22 56HC...
Page 118: ...Wall mount 117 7 Sound level 7 1 Test condition 7 2 Noise spectrums YDS 22 36EC HC...
Page 119: ...Wall mount 118 YDS 45 56EC HC...
Page 120: ...Wall mount 119 8 Velocity temperature distribution Discharge angle 70...