HVAC Site - Professional HVAC Contractors Forum banner

heil heat pump 10 yrs old

3442 Views 1 Reply 2 Participants Last post by  beenthere
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:001_tongue:
1 - 2 of 2 Posts
Is this the first time you've heard one make the noise.
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.