Wiring Diagram; Schematic Diagram - Samsung AQV18A*A Series Service Manual

Operating Instructions and Installation
Contents
4-3-16 Total current Sensor errorWhen
4-3-17 DC-Link voltage sensor errorWhen
4-3-18 OTP error When
4-3-19 AC Line Zero Cross Signal out errorWhen
4-3-20 Operation condition secession error
4-3-21 capacity miss match error When
4-4 PCB Inspection Method
4-4-1 Pre-inspection Notices ............................................................................................................................. 4-24
4-4-2 Inspection Procedure ............................................................................................................................... 4-24
4-4-3 Indoor Detailed Inspection Procedure ............................................................................................. 4-24
4-4-4 Outdoor Detailed Inspection Procedure ........................................................................................ 4-25
4-5 Main Part Inspection Method
15. Exploded Views and Parts List
5-1 Indoor Unit
5-2 Outdoor Unit
16. PCB Diagram and Parts List
6-1. Block Diagram
6-1-1. Indoor MAIN PCB ......................................................................................................................................
6-1-2. Indoor MODULE PCB ...............................................................................................................................
6-1-3. Indoor DISPLAY PCB ................................................................................................................................
6-1-4. Outdoor MAIN PCB ..................................................................................................................................
6-1-5. Outdoor EMI PCB ......................................................................................................................................
6-2. Electrical Parts List

17. Wiring Diagram

18. Schematic Diagram

8-1.PCB Circuit Description
8-1-1.Indoor Unit ....................................................................................................................................................
8-1-2.Display ............................................................................................................................................................
8-2 Outdoor Unit
8-2-1.EMI ....................................................................................................................................................................
19. Reference Sheet
9-1 Refrigerating Cycle Diagram
9-2 Index for Model Name
9-3 Distribution chart of the Pressure
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4-20
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4-22
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4-23
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4-24
4-26
5-1
5-1
5-3
6-1
6-1
6-1
6-2
6-2
6-3
6-4
6-5
7-1
8-1
8-1
8-1
8-3
8-5
8-7
9-1
9-1
9-2
9-3
Samsung Electronics