5-5. Outdoor unit fan motor
¢
Models: AOHG07KPCA, AOHG09KPCA, and AOHG12KPCA
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 (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 (Blue)
Feed back (FG)
5-5. Outdoor unit fan motor
- (03-54) -
5. Service parts information
TROUBLESHOOTING
TROUBLESHOOTING
Содержание General ASHG07KPCE
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Страница 5: ...1 GENERAL INFORMATION 2021 12 16 SR_CH01_AS059EG_01 ...
Страница 13: ...2 TECHNICAL DATA AND PARTS LIST 2022 07 07 SR_CH02_AS059EG_02 ...
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Страница 92: ...6 2 Outdoor unit 03 58 6 Thermistor resistance values TROUBLESHOOTING TROUBLESHOOTING ...
Страница 93: ...4 CONTROL AND FUNCTIONS 2022 07 07 SR_CH04_AS059EG_02 ...
Страница 125: ...5 FILED WORKING 2022 07 07 SR_CH05_AS059EG_02 ...