Bosch Climate 5000 Series Service Manual page 66

Service Manual
2. DC Fan Motor (control chip is in PCB)
Release the UVW connector. Measure the resistance of U-V, U-W, and V-W. If
the resistances are not equal to each other, the fan motor may be experiencing
problems and need to be replaced. Otherwise, the PCB must has problems and
need to be replaced.
Figure 70
Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units (01.2023)
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