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Service Manual
Split System Air
Conditioner
Model: DSB-090L/DSB-120L
DSA-100L/DSA-120L




DAEWOO ELECTRONICS CO., LTD.
Contents


CONTENTS

1. Specifications ................................................................................................2
2. Outline and Dimensions .................................................................................4
3. Operation .....................................................................................................6
4. Wiring Diagram..........................................................................................18
5. Refrigerant Cycle .........................................................................................21
6. Control Block Diagram.................................................................................22
7. Electric Circuit Diagram................................................................................23
8. Trouble Shooting..........................................................................................25
9. Key Components of Electronic Circuit ............................................................47
10. Disassembly Instructions ...............................................................................50
1) Indoor Unit..............................................................................................50
2) Outdoor Unit...........................................................................................51
3) Exploded Diagram (Indoor Unit) ...............................................................52
4) Exploded Diagram (Outdoor Unit) ............................................................55
5) Control Box Assembly ..............................................................................60
1. SPECIFICATIONS