heil heat pump 10 yrs old
 
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Old 06-17-2009, 09:29 PM   #1
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heil heat pump 10 yrs old

in heat mode when unit goes into defrost sometimes the compr. sounds like is running backwards it is a copeland scroll, what can be the cause

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Old 06-17-2009, 10:08 PM   #2
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Re: heil heat pump 10 yrs old

Is this the first time you've heard one make the noise.
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