Search: Posts Made By: clocert
Showing results 1 to 3 of 3
Search took 0.01 seconds.
06-10-15, 09:49 PM
Replies: 11
Views: 13,442
Posted By clocert

I always test them in the shop without fan or...

I always test them in the shop without fan or compressor, they don't hum. all you hear is a click. If they hum, I throw it away.
06-10-15, 09:39 PM
Replies: 11
Views: 13,442
Posted By clocert

I know, but the humming was come from the...

I know, but the humming was come from the contactor. The contactor should not make humming sound, and it is so cheap ($10), I'll replace it anyway.
06-10-15, 08:08 PM
Replies: 11
Views: 13,442
Posted By clocert

Sounds like a fan motor issue, but without the...

Sounds like a fan motor issue, but without the fuse, the only power you have is the 24V at the contactor. wonder where is the humming come from. I'll check and may be replace the contactor first, if...
Showing results 1 to 3 of 3


 
Forum Jump