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29-04-2019, 07:47 PM #1
FTx25 strange noise from indoor unit
Chaps
got some older 2013 indoor units 2 out of 150 which are making a strange motor type noise. but we have changed the stator and both bearings but still the same..
link to video:https://youtu.be/V8mSsOl2Y_E
has anyone had similar and what was the solution?
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30-04-2019, 07:02 PM #2
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Re: FTx25 strange noise from indoor unit
If that is BLDC motor, than probably problem is in control electronic!
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01-05-2019, 08:25 PM #3
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02-05-2019, 06:21 PM #4
Re: FTx25 strange noise from indoor unit
Guess you would have sussed this but anyhow, couldn't be sure from the video but sounded a bit like the fan was out of balance with the drumming noise?
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03-05-2019, 07:09 AM #5
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07-05-2019, 01:28 PM #6
Re: FTx25 strange noise from indoor unit
As Nike has suggested, probably induced electronic noise from faulty PCB.
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