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Type: Posts; User: redfive

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  1. Replies
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    4,263

    Agree with ar hvac man. Use it if thats all you...

    Agree with ar hvac man. Use it if thats all you have, until you get correct size. Have gone on 3 calls this year so far, where home owner went and got there own motor off the net. Not a OEM one, but...
  2. Thread: R 22 dry unit

    by redfive
    Replies
    47
    Views
    5,630

    Agree with Slayer0901. They tend to shoot low on...

    Agree with Slayer0901. They tend to shoot low on the factory charge. But Superheat chart or subcooling will steer you right. But if its not a matched system. Different condenser brand then what was...
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    11
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    1,210

    Doesnt matter what they use, if its not used...

    Doesnt matter what they use, if its not used right and the Ph and chemicals are not measured and tested correctly. We tried to make it easy for them, But due to ignorance and lack of training they...
  4. Replies
    11
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    1,210

    We have both PoolPak and Dectrons for several of...

    We have both PoolPak and Dectrons for several of our pools. Both are good machines. PoolPak is easier to get support, beings its sponsered by Trane. Dectron is a Canadian company, at least thats were...
  5. Replies
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    2,917

    Hard to do in a residential dwelling or complex....

    Hard to do in a residential dwelling or complex. Our crime labs and drug storage rooms were built for that purpose, to isolate it from the rest of the building. They are basically buildings within...
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    468

    Yes it can and has happened. Always make sure you...

    Yes it can and has happened. Always make sure you have a check valve. there was a tech who posted last year or so, asking how to get a couple of gallons of oil out of a absorber. His pump failed and...
  7. Replies
    2
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    632

    old lennox tonage?

    Hey all, Got a small lennox that is still running, but the cost of keeping it running is getting higher. The unit is so faded that I can't get a model #, even off the electrical backside. Costumer...
  8. Replies
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    3,887

    We had a building that we replaced 12 units with...

    We had a building that we replaced 12 units with carriers. After about five months we were changing out compressors on a weekly bases. All had leaks in this area. Carrier didnt really know about any...
  9. Replies
    32
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    3,463

    I have a 1998 Schult home, now owned by Clayton...

    I have a 1998 Schult home, now owned by Clayton homes. My house is 1398sf, and is sized with a 3.5 ton system. the heat gain and loss of the home has already been done for your home for the area it...
  10. Thread: dry units.

    by redfive
    Replies
    32
    Views
    3,520

    Lennox and Carrier reps both told me it was done...

    Lennox and Carrier reps both told me it was done in part to help out the apartment complex industry. If you have a a complex with 300 plus units, the price of converting every unit that needed a new...
  11. Thread: NFPA help

    by redfive
    Replies
    7
    Views
    751

    Don't think the NFPA will say much on it. It...

    Don't think the NFPA will say much on it. It covers fire code and protection. This is a mechanical code issue. Unless you consider the possibility of CO entering the building. Even then its an IAQ...
  12. Most of the time that I have had a transformer...

    Most of the time that I have had a transformer trip or control fuss blow on a consistant bases and find no shorts or bad wiring. Its been the contactor. Mostly with the compressors. But in heating...
  13. Replies
    19
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    3,296

    Well, do you mean like a parallel loop? There are...

    Well, do you mean like a parallel loop? There are many setups for chillwater pipeing systems, depending on the application. The secondary loops in my case serve smaller air handlers in one building....
  14. Thread: Clean House

    by redfive
    Replies
    26
    Views
    1,673

    Well good. I didnt wont to sound like a clean...

    Well good. I didnt wont to sound like a clean freak or anything. And to bwalley: yes I do have a HVAC Contractors license and a electrical contractors license, insured and bonded. I work for a City...
  15. Thread: Clean House

    by redfive
    Replies
    26
    Views
    1,673

    Clean House

    Just wonted to see what others would say on this topic. Have you ever gone to a house that was so dirty and filthy that you just had to leave and tell the customer that they need to call someone...
  16. Replies
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    640

    Glad to here someone actually takes the time to...

    Glad to here someone actually takes the time to clean a unit. Its the most naglected part of the trade I think. I have seen some units that I dont know why they run to begin with, they are so filthy....
  17. Replies
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    1,521

    Boy O Boy, my job would be on the line. Dont know...

    Boy O Boy, my job would be on the line. Dont know about other machines, but the Yazakis run around $20-30,000 for a new charge of Bromide. That was about 6 years ago too. Man that realy sucks.

    ...
  18. Replies
    8
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    1,521

    Five gallons of old oil??? Well we have 4 Yazaki...

    Five gallons of old oil??? Well we have 4 Yazaki gas fired units, 1 V80 and 3 K100. My instructor always said that that was basicaly DEATH for the machine. If your talking about pulling a vacuum and...
  19. Replies
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    7,755

    Most propane tanks have a regulator pressure...

    Most propane tanks have a regulator pressure relief valve, or reducer that vents to the atmosphere, same as most natural gas meters. Its normal to get just a hint of gas once in a while if you stand...
  20. Thread: heating coils

    by redfive
    Replies
    8
    Views
    911

    I have done allot of them, but its been a couple...

    I have done allot of them, but its been a couple of years now. Sort of gone the way,like swagging copper. Easier to just by the replacement strips and stick them in. If you do restring just got to...
  21. Replies
    64
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    14,384

    12awg is good for 20amps. This we know but a...

    12awg is good for 20amps. This we know but a 20amp breaker is only good for 80% of that load, which nocks you down to a continuous load of 16. So it would be good to know the exact amp draw of that...
  22. Replies
    7
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    1,494

    I change out more trane igniters then any other...

    I change out more trane igniters then any other brands we work on. But its a norton made in some cases and I have used the trane models on Lochinvar boilers, in a pinch. They last on the boilers in...
  23. Replies
    64
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    14,384

    To glennwith2ns: you are correct about the...

    To glennwith2ns: you are correct about the derating of the wire. I just didnt wont to get into all the code specifics.

    To Nchvac: to answere your question. The code is clear to me in the fact...
  24. Replies
    64
    Views
    14,384

    The overcurrent device, being the main breaker...

    The overcurrent device, being the main breaker doesnt care about the heatpump or unit. It is there to protect the wire (branch circuit protection. 12awg is good for 25 amps unless you use higher...
  25. The jist of it is, you should be able to place...

    The jist of it is, you should be able to place any unit you wont, on a 200amp service without having to modify it for Puget. You will never run everything at the same time. The code concludes this...
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