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Type: Posts; User: samson29

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  1. Replies
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    What's an acceptable pressure drop?

    What's an acceptable pressure drop?
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    How else other than a temp drop would you...

    How else other than a temp drop would you diagnose a clogged drier?
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    I was thinking that as well but i can get the...

    I was thinking that as well but i can get the suction pressure to rise when adding refrigerant, which to me excludes to me excludes the txv being stuck, and I'd hate to change that filter drier if it...
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    Not a microchannel and it was about 115 degrees. ...

    Not a microchannel and it was about 115 degrees. That still should not kick my head pressure that high. The discharge line was pushing 215 degrees
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    Yeah, that makes sense if this equipment was...

    Yeah, that makes sense if this equipment was running high head for a long time, my vacuum pump was on its last legs and I left my micron guage on another roof somewhere so I just kind of timed out my...
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    TXV, and the tenant says no one has worked on it...

    TXV, and the tenant says no one has worked on it since I changed that reversing valve which brings the question of how that dye got in there. Plus both coils are easily accessible, if it had a leak,...
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    Also my superheat jumped up to 50 once I removed...

    Also my superheat jumped up to 50 once I removed the refrigerant
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    Removing the refrigerant revealed a yellow liquid...

    Removing the refrigerant revealed a yellow liquid like a dye, but the last person to work on the unit was me that I know of 6 months ago, I replaced the reversing valve. Maybe I didn't vacuum the...
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    I had a 17 degree superheat when I arrived,...

    I had a 17 degree superheat when I arrived, couldn't get a subcool because the access to the high side is the discharge line. However, I was getting a 18 degree delta t before I removed some of the...
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    head scratcher

    I'm working on a carrier packaged unit 410; when I arrive the unit is cutting out on high pressure. No temp drop across my filter drier, unit would run for about 10 seconds, and when unit is off my...
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    new to hvac-talk

    hello, my name is carl and im a service tech out of the Austin, tx srea. I have 3 years experience, half of that as a full out tech. any pointers and techniques would be greatly appreciated. I...
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