Troubleshooting
8.3 IPM Continuity Check
WARNING
Electricity remains in capacitors even when the power supply is off.
Ensure the capacitors are fully discharged before troubleshooting.
1. Turn off outdoor unit and disconnect power supply.
2. Discharge electrolytic capacitors and ensure all energy-storage unit has been discharged.
3. Disassemble outdoor PCB or disassemble IPM board.
4. Measure the resistance value between P and U(V, W, N); U(V, W) and N.
Digital tester
Resistance value
Digital tester
Resistance value
(+)Red
(-)Black
∞
(Several M
Ω
)
(+)Red
(-)Black
∞
(Several M
Ω
)
P
N
U
N
U
V
V
W
W
-
Note: The picture and the value are only for reference, actual condition and specific value may vary.
51
Содержание COLONNA CLN130R
Страница 2: ...R32 DC Inverter Floor standing Type Air conditioner unit SERVICE MANUAL 09 2022 MTE01004I0120 00...
Страница 3: ......
Страница 6: ......
Страница 7: ...Contents 1 Precautions 2 2 Information servicing For flammable materials 3 Safety Precautions...
Страница 13: ...Contents 1 Model Reference 2 2 Pipe Length and Drop Height 3 3 Electrical Wiring Diagrams 4 Specifications...
Страница 19: ...Specifications 7...
Страница 20: ...Outdoor unit printed circuit board diagram 17122000041841 Specifications 8...
Страница 22: ...Outdoor unit DC motor driver board diagram 17122000021912 5 6 1 2 3 4 Specifications 10...
Страница 41: ...Indoor Unit Disassembly 2 1 Dimension...
Страница 57: ...Outdoor Unit Disassembly 3 2 Dimension UECS130R...
Страница 100: ...For some models 33...