Dometic CCII Control Board for Penquin II
Hi, new here to the forum. One of my roof AC units quit. It doesn't do anything. I measured voltage on the board (115VAC) but nothing coming out of the board. The board has P/N 3312227.000 on it. A...
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I replaced all 6 couplers. Yes, I did see corrosion on the couplers and connectors in the Zone 1 Heat Pump.
I cleaned all of the remaining connectors. I did not replace any of them. They were clean and shiny after the cleaning. Toothbrush and CRC Electronic Cleaner.
It was strange after cleaning the connectors and replacing the couplers I went down and did another initialize but had the same symptoms. I guess it's possible the connectors may have still been a little wet from the cleaner.
Understand now regarding the board connections.
Crazy all of the wire connections inside the plenums. Seems like a pretty sloppy way to do things. Should have used some kind of moisture proof connectors. Funny how it is actually getting hard to find RJ-11's. I bought all my local Menard's had and also the last one at Walmart.
Heading to Talladega tomorrow so I will try the Zone 3 thing again when I get back.
Thanks again!
I cleaned all of the remaining connectors. I did not replace any of them. They were clean and shiny after the cleaning. Toothbrush and CRC Electronic Cleaner.
It was strange after cleaning the connectors and replacing the couplers I went down and did another initialize but had the same symptoms. I guess it's possible the connectors may have still been a little wet from the cleaner.
Understand now regarding the board connections.
Crazy all of the wire connections inside the plenums. Seems like a pretty sloppy way to do things. Should have used some kind of moisture proof connectors. Funny how it is actually getting hard to find RJ-11's. I bought all my local Menard's had and also the last one at Walmart.
Heading to Talladega tomorrow so I will try the Zone 3 thing again when I get back.
Thanks again!
