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Type: Posts; User: davyboy

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  1. Replies
    5
    Views
    1,073

    major RTU electrical issues!

    Hi,
    We own an outlet plaza with multiple RTU's.
    For some time now we have been experiencing components being fried on a regular basis, the likes of relays, transformers,wiring, phase protectors and...
  2. Replies
    4
    Views
    502

    Residual burnt odour

    Hi,
    Had a blower motor shortout and burnt up in a watersource heat pump recently.
    Replaced motor, but tenant is still complaining about the slight residual smell.
    Whats the best way to remove the...
  3. Replies
    3
    Views
    935

    how to get rid of residual burnt odour?

    Hi,
    Had a blower motor short and burn up recently on a watersource heatpump.
    Replaced motor but tenant still complaining about the residual smell.
    whats the best way to get rid of the residual...
  4. Information breakdown on Trane Rooftop unit Model# BYC042H0H0AA

    Can anyone give me a breakdown of this model code?
    thanks. :whistle:
  5. Replies
    5
    Views
    1,163

    amount of condensate

    One of the large Grocery store's we own has not been hooked up to the city sewer system yet and all of the sanitary runs to a underground storage tank located at the back of the property which we...
  6. Replies
    7
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    848

    who are the right people? and is that Canadian...

    who are the right people? and is that Canadian dollars?
  7. Replies
    7
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    848

    I'm on a bit of a budget TSI is a little pricey....

    I'm on a bit of a budget TSI is a little pricey.
    The BW technologies analyzer I mentioned comes complete with flue gas temp and sample probe,Diff.probe,charger,2 NiCd batteries,filters,and case for ...
  8. Replies
    7
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    848

    BW Combustion analyzer

    Anyone have an opinion on this analyzer?
  9. Whats the best way to remove silica scale?

    Whats the best way to remove silica scale?
  10. What are the characteristics of the silica scale...

    What are the characteristics of the silica scale your refering to and how did you accumilate it?
  11. 20% minimum water flow through the condenser...

    20% minimum water flow through the condenser sound right?
  12. I think a chiller tech once told me that it...

    I think a chiller tech once told me that it should have a minimum of 20%, does that sound right?
  13. Thanks "jayguy" It looks very interesting, will...

    Thanks "jayguy" It looks very interesting, will be checking it out.
  14. should of known, damn shame though. I talked to...

    should of known, damn shame though. I talked to my chiller service guy about getting a more aggresive brush for punching the tubes and he told me where to go to get them. Good thing I haven't gotten...
  15. sorry for the double post, my computer had a...

    sorry for the double post, my computer had a hickup.
  16. Ditto for "Chillerserv".

    Ditto for "Chillerserv".
  17. Same for "Chillerserv".

    Same for "Chillerserv".
  18. "RichardL" you wouldn't happen to be looking for...

    "RichardL" you wouldn't happen to be looking for an apprentice, I've got alot to learn but I love this industry.
  19. Thanks "Chillerserv" with regards to my tranducer...

    Thanks "Chillerserv" with regards to my tranducer setpoint on the B.A.S. do you think there is a psi I should keep it at and not go over? I know 15 is the limit on the cut out but you can squeeeze a...
  20. I found my old post, sounds like some people had...

    I found my old post, sounds like some people had luck with tanks and some with VFD's. Anyone know what the cost for these two solutions would be for comparison purposes?
  21. I tried to look up my old post but was unable to...

    I tried to look up my old post but was unable to find it.
  22. I talked my rep into giving it to me for free,...

    I talked my rep into giving it to me for free, but if it doesn't work where can I get Oakite 32?
  23. Thanks for your input RICHARDL.

    Thanks for your input RICHARDL.
  24. 5 degree was the reclaim temp before the...

    5 degree was the reclaim temp before the transducer and now its about 7 or 8. there is a three way or bypass valve on the condenser line in between both chillers and the transducer controls the...
  25. Replies
    15
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    1,785

    I live in Toronto and have been working as a...

    I live in Toronto and have been working as a building operator/operating engineer for about 12 years now and am as hands on as I can be because the I really like the HVAC/R field. I have a 4th class...
  26. The domestic water loop in our building has been...

    The domestic water loop in our building has been having pressure fluctuations for a while now. Its a 12 storey commecial office building and has a armstrong 2 pump booster package.City pressure is 60...
  27. I recently opened up our 300 ton centravac with a...

    I recently opened up our 300 ton centravac with a heat reclaim bundle on it to punch the tubes and found that it had hard scale formation on the tubes. Usually the tubes look like new pennies. This...
  28. The fluctuation I'm talking about usually happens...

    The fluctuation I'm talking about usually happens at peak washroom usage hours, and the pressure drop and rise happens fast so I know my Cla-vals are working. After hours there is no fluctuation....
  29. Thread: Dantherm

    by davyboy
    Replies
    6
    Views
    671

    did you check your refrigerant control?

    did you check your refrigerant control?
  30. lwarren I am assuming the pressure fluctuation...

    lwarren I am assuming the pressure fluctuation that you are refering to is when the pump is running. When this happens is there only one pump on. If so, what is the cut in pressure on the lag pump?...
  31. Only one pump runs at a time, if the lead pump...

    Only one pump runs at a time, if the lead pump for some reason stops, the differential turns the lag pump on.
    This system is 17 years old, do you think the pipes could be loosing diameter due to...
  32. I've got a armstrong domestic booster package...

    I've got a armstrong domestic booster package with two 15 hp cetri. pumps.The building is a 12 storey commercial office tower. city is supplying at 65 psi and booster raising the pressure to 120...
  33. Replies
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    You said the shut off valve was just replaced?...

    You said the shut off valve was just replaced?
    Check to make sure the valve was not installed backwards..
  34. Replies
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    1,359

    no, I operate the building adjacent to the dig...

    no,
    I operate the building adjacent to the dig and I took them from the roof.
  35. Replies
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    1,359

    http://img51.imageshack.us/img51/8578/img00290tu.j...

    http://img51.imageshack.us/img51/8578/img00290tu.jpg
    http://img51.imageshack.us/img51/6042/img00309zn.jpg
    http://img51.imageshack.us/img51/889/img00319oj.jpg...
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    http://img463.imageshack.us/img463/3407/img01122ob...

    http://img463.imageshack.us/img463/3407/img01122ob.jpg
    http://img293.imageshack.us/img293/9857/img01135os.jpg
    http://img293.imageshack.us/img293/3828/img01150vo.jpg...
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