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186 Multi type Air Conditioner
Troubleshooting Guide
9) Troubleshooting CH26, CH27
E
C
B
E
C
B
E
C
B
26
27
DC Compressor
Position
PSC Fault
• Compressor
position detect error
• Over current at “IGBT”
• Check the connection of comp wire “U,V,W”
• Malfunction of compressor
• Check the component of “IPM”, detection parts.
• Check the component of “IGBT” .
• Check the components.
Display
code
Title
Cause of error
Check point & Normal condition
Check Point
• CH 26
1. Check the connection of “U,V,W”
2. Check the insulation of IPM part.
3. Check the compressor. (same with CH21)
• CH 27
1. Check the component of “IGBT”
2. Check the components
(IGBT, R04S, NF1, BD02S)
Содержание A2UQ166FA0
Страница 135: ...Service Manual 135 Schematic Diagram 2 Art Cool Type ...
Страница 136: ...136 Multi type Air Conditioner Schematic Diagram 3 Art Cool Deluxe Type ...
Страница 147: ...Service Manual 147 Schematic Diagram 1 Indoor Unit MAIN P C B ASM 1 Split Type Components Locations DC part AC part ...
Страница 148: ...148 Multi type Air Conditioner Schematic Diagram 2 Art Cool Type TOP VIEW BOTTOM VIEW ...
Страница 150: ...150 Multi type Air Conditioner Schematic Diagram 4 Duct Type High static BH BG chassis Built in type BP chassis ...
Страница 151: ...Service Manual 151 Schematic Diagram Low static BT BT1 chassis ...
Страница 152: ...152 Multi type Air Conditioner Schematic Diagram 5 Casset Type 1 way TC chasis ...
Страница 153: ...Service Manual 153 Schematic Diagram 4 way TE TF TD chasis 58 B ...
Страница 155: ...Service Manual 155 Schematic Diagram VB chassis ...
Страница 158: ...158 Multi type Air Conditioner Schematic Diagram 3 Outdoor Unit 1 Component side ...
Страница 159: ...Service Manual 159 Schematic Diagram 2 Solder side ...
Страница 160: ...160 Multi type Air Conditioner Schematic Diagram 3 Central control PCB 2 Bottom View 1 Top View ...
Страница 161: ...Service Manual 161 4 SUB P W B ASSEMBLY 1 Art Cool Type TOP VIEW BOTTOM VIEW Schematic Diagram ...
Страница 238: ...P No 3828A22009C October 2006 Printed in Korea ...