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TheGrinch
Explorer
Jun 12, 2013

A/C not cooling properly

After taking a year off from camping, due to a new job and other obligations, we got the 2008 Roo ready and went camping 2 weeks ago. Weather was really nice and as usual DW liked to have the A/C on. Problem was... it wasn't cooling the camper down like it used to. In years past, I could turn the thermostat down to the point where I could hang meat in the Roo. I could hear the compressor working, I could run the thermostat up to where the compressor would quit working, then run the thermostat down to have it kick on again. Even after shutting things off for a bit, then turning back on, the A/C still wouldn't cool like it should. It would blow semi-cool air, but not COLD air.
Talked to the RV repair shop today and he advised worse-case scenario would be to replace the A/C unit since these units weren't rechargeable.
One thing I should mention - I did make the Hunter digital thermostat replacement 2 years ago and the A/C unit was working then. But, it's a high class ceiling fan right now.
Once I hear from the RV repair shop tomorrow - BEFORE any replacement is made - I will get a second opinion and do some more research. Current A/C is only 5 years old - hardly ready for the scrap pile.
Suggestions?

20 Replies

  • Partner, first off almost every a/c on this planet can be troubleshot, and in most cases repaired. Pretty sure most places have a tradesman union hall. Good place to start looking for good a/c mechanic. Even most 2nd year HVAC apprentices can repair rv a/c, and a few will do the work for a reasonable rate.
  • Probably what you will find is dirty condenser and evap coils. As stated this has to be done from the outside. If it does need charged don't just have the charge topped off, repair the leak then recharge. Piercing valves are a bad idea when recharging as they tend to leak after a time and with the price of Freon now days you are better off using the type that has to be soldered in.
  • aepowell wrote:
    I had mine recharged. They just have to a add a fitting into the suction line. Any good ac man can do it.

    I guess finding that "good ac man" is the needle in the haystack around here! ;)
  • I had mine recharged. They just have to a add a fitting into the suction line. Any good ac man can do it.
  • Also be sure the VOLTAGE inside the RV is at least 110 VAC when testing it.
  • I think the previous poster meant to clean the condenser on the AC unit. Take the plastic shroud off the outside and clean out the squirrel's nest and other debris. Might use a hose, too, but not enough to damage the fins and from the inner side outwards (otherwise you may spill water into your RV.

    Hope this helps.
  • If after the good cleaning it still doesn't cool properly, I'll look for that "technician that knows how to do it". Quite apparent where my Roo is right now, the guy doesn't know how. He's the one who told me it is not rechargeable.
    I've got a couple pretty big RV centers 60 or so miles from me - I'll be doing some checking before I take one man's word the A/C needs to be replaced.

    I do appreciate everyone's input!
  • They are rechargeable, you just need to find a technician that knows how to do it.
  • I did notice when I cleaned the interior filter that it was just a tad bit dirty.
    I sure hope a good cleaning is all that is needed!
  • Just a good cleaning.... I had same thing and took the shroud off and cleaned everything!