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Old 6th October 2019, 10:19   #23
stocktake
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Quote:
Originally Posted by T-Cut View Post
I hadn't thought about it before, but isn't fan cycling logical for all motors?


Why would a faulty 3-speed fan run at a higher speed to cool the condenser but not trip off when the trinary pressure dropped? The implication is a faulty 3-speed would run continuously at higher speed while ever the aircon was in use.



TC
Hi TC, it is my understanding that the low and middle speeds use the same neg brush. hence this appears to wear first. when it fails it then takes out low and medium together hence no cycling.
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