4-5. Outdoor unit fan motor
¢
Models: AOYG36KRTA and AOYG45KRTA
Check point 1. Check rotation of fan
Rotate the fan by hand when operation is off.
(Check if fan is caught, dropped off or locked motor)
→ If fan or bearing is abnormal, replace it.
Check point 2. Check resistance of outdoor fan motor
Refer to below. Circuit-test “Vm” and “GND” terminal
NOTE:
Vm: DC voltage, GND: Earth terminal
→ If they are short-circuited (below 300 kΩ), replace outdoor fan motor and controller PCB.
Pin number
(wire color)
Terminal function
(symbol)
1 DC voltage
4 Earth terminal
1 (Red)
DC voltage (Vm)
2
No function
3
No function
4 (Black)
Earth terminal (GND)
5 (White)
Control voltage (Vcc)
6 (Yellow)
Speed command (Vsp)
7 (Brown)
Feed back (FG)
4-5. Outdoor unit fan motor
- (03-55) -
4. Service parts information
TROUBLESHOOTING
TROUBLESHOOTING
Содержание ABYG36KRTA
Страница 4: ......
Страница 5: ...1 GENERAL INFORMATION 2020 11 16 SR_CH01_AB009EF_02 ...
Страница 14: ...2 2 Outdoor unit 01 8 2 Dimensions GENERAL INFORMATION GENERAL INFORMATION ...
Страница 15: ...2 TECHNICAL DATA AND PARTS LIST 2020 11 16 SR_CH02_AB009EF_02 ...
Страница 37: ...3 TROUBLESHOOTING 2020 07 21 SR_CH03_AB009EF_01 ...
Страница 40: ......
Страница 102: ...5 2 Outdoor unit 03 62 5 Thermistor resistance values TROUBLESHOOTING TROUBLESHOOTING ...
Страница 103: ...4 CONTROL AND FUNCTIONS 2020 07 21 SR_CH04_AB009EF_01 ...
Страница 105: ...8 8 High temperature and high pressure release control 04 31 CONTENTS continued ...
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Страница 139: ...5 FILED WORKING 2020 07 21 SR_CH05_AB009EF_01 ...