Samsung Electronics
■
EC12 : When the trouble is found on the part related to the fan motor of outdoor unit.
6-12
Trouble Shooting
Check point :
- Outdoor unit PCB relay defect
- Output of outdoor unit micom
- Outdoor unit fan motor defect
- Defect of IC07 of outdoor unit PCB
NO
YES
YES
NO
NO
NO
NO
Check and replace
the related part
YES
NO
NO
YES
YES
YES
YES
Is the power source normal? AC220~240 50Hz
Is the wire harness for motor connection good?
Is the terminal contact of fan motor condenser good?
Does the outdoor fan motor changes to mild
and strong wind during the cooling
operation?
Do the RY73, RY74 operate?
Normal
Check and replace
the micom
Check and replace
the relay
Check and replace
IC07
Replace PCB
Is the wind volume output pin of micom high
when each wind control is operation?
Is the voltage across the PCB relay 12V
when the each wind control of micom
is opeating?
Are the pins 11 and 12 of IC07 of outdoor
unit PCB low when each wind control mode
micom is operation?
Is the voltage across the outdoor unit
fan motor AC220~240V?
Check outdoor unit fan motor and replace
00152-TSHOO-9 2/1/01 2:00 PM Page 6-12
Содержание ACH1800E
Страница 3: ...1 2 Samsung Electronics MEMO ...
Страница 11: ...Samsung Electronics Product Specifications 2 8 Centralized Controller ...
Страница 17: ...3 4 Micro Computer Block Diagram Cassette Indoor 3 6 Samsung Electronics ...
Страница 18: ...3 5 Micro Computer Block Diagram Outdoor Samsung Electronics 3 7 ...
Страница 19: ...3 8 Samsung Electronics MEMO ...
Страница 69: ...4 50 Samsung Electronics MEMO ...
Страница 75: ...5 6 Samsung Electronics Disassembly and Reassembly No Part name Procedures Picture Fan and motor Pump ...
Страница 76: ...Samsung Electronics 5 7 Disassembly and Reassembly No Part name Procedures Picture Pump ...
Страница 108: ...Samsung Electronics 6 21 MEMO ...
Страница 119: ...7 11 Samsung Electronics MEMO ...
Страница 125: ...8 6 Samsung Electronics MEMO ...
Страница 126: ...9 1 9 PCB Diagrams Samsung Electronics 9 1 Main PCB 9 1 1 Indoor Unit 18K 24K ...
Страница 129: ...Samsung Electronics 9 4 Indoor Unit 18K 24K 36K 44K ...
Страница 132: ...9 7 Samsung Electronics 9 1 2 Outdoor Unit 18K 24K ...
Страница 134: ...9 9 Samsung Electronics Outdoor Unit 18K 24K 36K 44K ...
Страница 137: ...9 12 Samsung Electronics MEMO ...
Страница 138: ...10 Wiring Diagrams 10 1 Indoor Unit 18K 24K Samsung Electronics 10 1 CASSETTE TYPE AIRCONDTIONER ...
Страница 139: ...10 2 Samsung Electronics 36K 44K Wiring Diagrams CASSETTE TYPE AIRCONDTIONER ...
Страница 140: ...10 2 Outdoor Unit 18K 24K Samsung Electronics 10 3 BUILT IN AIRCONDITIONER CODE NO DB68 00866A ...
Страница 141: ...10 4 Samsung Electronics 36K 44K Wiring Diagrams BUILT IN AIRCONDITIONER CODE NO DB68 00866A ...
Страница 142: ...11 Schematic Diagrams 11 1 Wired Remote Controller Samsung Electronics 11 1 ...
Страница 143: ...11 2 Centralized Controller 11 2 Samsung Electronics ...
Страница 144: ...11 3 Indoor Unit 18K 24K Samsung Electronics 11 3 ...
Страница 145: ... Indoor Unit 36K 44K 11 4 Samsung Electronics ...
Страница 146: ...11 4 Outdoor Unit 18 24K Samsung Electronics 11 5 ...
Страница 147: ... Outdoor Unit 36K 44K 11 6 Samsung Electronics ...
Страница 148: ...Samsung Electronics 11 7 MEMO ...
Страница 150: ...ELECTRONICS Samsung Electronics Co Ltd Jun 2000 Printed in Korea Code No DB81 00152A 4 ...