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Type: Posts; User: tpodany88

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  1. Replies
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    I just drew it out I understand it much better....

    I just drew it out I understand it much better. thank you for responses.
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    Thanks for the reply. I have no issues setting...

    Thanks for the reply. I have no issues setting up a box .I would verify the pneumatic air to the t-stat, calibrate the stat to room temp and a 8 psi output, then at the vav box I would pull the...
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    Hey thanks just trying to get a grasp on this......

    Hey thanks just trying to get a grasp on this...
    I have a Johnson Controls T-4002 DA thermostat that controls 1 VAV box damper actuator ( normally closed with 5 - 10 psi spring range) as well as a...
  4. Thread: amp draw

    by tpodany88
    Replies
    4
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    540

    Yes it is the disconnect for the main unit. As I...

    Yes it is the disconnect for the main unit. As I mentioned I checked each compressor individually.Water cooled condenser tht is flowing fine. Compressor one has 2 unloaders that allows it to run as I...
  5. Thread: amp draw

    by tpodany88
    Replies
    4
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    540

    amp draw

    Have a Carrier 50BJ054. 3phase 480v. I was checking the compressors' amp draw and found compressor 1 on one stage draws about 30 amps and compressor 2 is drawing about 28 amps. I then proceeded to...
  6. Thread: Leak repair

    by tpodany88
    Replies
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    3,807

    herman cain lol

    herman cain lol
  7. And to do so they use a monometer, correct?

    And to do so they use a monometer, correct?
  8. If you're not going to give any detailed...

    If you're not going to give any detailed information as to what kind of equipment you are working with then nobody can help you. Are the valves pneumatic or ddc? Pictures would be nice too. What...
  9. Thread: Leak repair

    by tpodany88
    Replies
    38
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    3,807

    Leak repair

    Has anyone ever brazed a dab of silphos to repair a very small leak on a condenser line that was charged? R-22 unit. appreciate your input
  10. Replies
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    Los Angeles building engineer

    Is there a union that building engineers working in high rise buildings in Southern California are required to belong to?
  11. Thread: on call

    by tpodany88
    Replies
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    15,748

    Building engineers, at least where I work, don't...

    Building engineers, at least where I work, don't have to be on call. We have staff here 24/7.. Although the manager is always on call.
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    Upstream/ downstream

    The compressor is said to be downstream of the evaporator, correct? The Condenser coil would then be upstream of the TXV. Do I have that correct?
  13. This is the Ask Our Pro's forum, and only Pro...

    This is the Ask Our Pro's forum, and only Pro members that have been vetted by the AOPC may post advise, commentary, or ask questions of the OP here.

    You can find the rules for posting and...
  14. Replies
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    Thanks for the info, this system could really...

    Thanks for the info, this system could really use an updated thermostat. maybe the next people to buy the house will install one:couch:
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    It's my mother's home and she is about to be...

    It's my mother's home and she is about to be moving out so no chance she will put money in to it but thanks for the advice it seems like it would be a huge upgrade from the MESS of wires she owns now.
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    outdoor thermostat

    I apologize in advance for being a light on the model numbers( im not in need of assistance at this point) But I was just curious if anyone has come across an outdoor thermostat used with a dual fuel...
  17. Thread: advice

    by tpodany88
    Replies
    5
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    1,105

    Very true, just not a place for someone who wants...

    Very true, just not a place for someone who wants to learn and explore to get stuck at. Still 20/hr to listen to the chiller hum for 8 hours isn't bad pay, but do you believe service techs make...
  18. Thread: advice

    by tpodany88
    Replies
    5
    Views
    1,105

    advice

    I work as a "building engineer" at a commercial property and it is a good job, good pay, good benefits. My only problem is that it seems like any time there is a big project, or even not so big, we...
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    Thanks for the help. The gear motor cost isn't...

    Thanks for the help. The gear motor cost isn't worth it to replace, just ordered a new machine and will part this mess out.
  20. Replies
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    manitowok gear motor removal

    Make: Manitowok
    model: SN12A
    serial: 110688142

    Gear motor is leaking oil and have removed all the nuts I can find. The evap looks like it slides onto the gear shaft but It will only lift about...
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    I don't see any insulation on your compressor...

    I don't see any insulation on your compressor suction line in that photo.
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    I realized how dumb of a question that was soon...

    I realized how dumb of a question that was soon after posting.

    Thanks!
  23. Replies
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    Water furnace operation

    http://www.waterfurnace.com/imgs/heat_transfer.jpg

    Just want to know if I see this correctly, Is the earth loop and the potable water mixed? Are you drinking the same water you used to heat/cool...
  24. Replies
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    This could be your issue. The condenser may look...

    This could be your issue. The condenser may look clean from the outside but the inside may be so coated with oil that your not able to transfer the heat.
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    That does help. Thank you.

    That does help.

    Thank you.
  26. Replies
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    I have a stupid question: If 14.7 psia = 0...

    I have a stupid question:

    If 14.7 psia = 0 psig = 29.92"hg... then why on a compound guage would it not go from 0 psig to 30"hg to 20 "hg to 10"hg and so on instead of 0 psig to 10"hg to...
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