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  1. HVAC
    Folks, I'm rebuilding my A/C recovery pump. I have never done one before but it seems pretty straightforward. Mine has the Robinair CP1320 compressor. Datasheets state that this machine is "oil-less." The rebuild instructions state to soak seals and o-rings in refrigerant oil. Other than...
  2. HVAC
    I bought a used recovery pump, Promax RG5410A. I've never owned one, so I'm still learning. I had to dismantle it to straighten a portion of its metal frame. The first pic below shows the control panel. The second pic shows the valve block behind the control panel. The third pic shows the...
  3. HVAC
    I'm about to recover my car's R134A system for repairs. I have a tank of R134A with a little bit of refrigerant still inside (see pics below). The tank's gross weight is about 14 lbs. I have no idea what its tare weight is though. Can I attach my recovery machine to the car, and evac the...
  4. HVAC
    Folks, is it okay to buy used refrigerant recovery tanks? I've never bought any (new or used), so I have been shopping Craigslist and found some used ones. I assume you take possession of the used empty tank and then vacuum it to remove all remnants of old refrigerant and/or atmospheric air...
  5. HVAC
    I am just a hobbyist and do automotive as well as home A/C. I am considering purchasing a refrigerant recovery machine and have a few questions: Is it safe to use the same recovery machine for both R134 (auto) and R410 (home)? Piggybacking #1, If I do a line purge when swapping from one...
  6. HVAC
    Wow, what an exercise in frustration. I've spoken with 4 different support people at the Hunter thermostat group and not one understands smart recovery on a heat pump. I try to explain the term and they don't know what I am talking about. They don't know if their units have it, and tell users...
  7. PC's, Phones, Tablets, and Gadgets
    I recently used the recovery disk for my Desktop and now I have no internet drivers... Can anyone help me figure out how to fix this? Is there a way for me to download them using another comuter on to a CD or Flash Drive? I have a gateway GT5014
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