Search:

Type: Posts; User: rickhall

Page 1 of 10 1 2 3 4

Search: Search took 0.01 seconds.

  1. Thread: Co analyzer

    by rickhall
    Replies
    61
    Views
    5,425

    David I have a 327 if you would like to drop by...

    David I have a 327 if you would like to drop by the school I will loan it to you for a few weeks. Send me an email or call and we can hook up. I have the printer and all. I am teaching mon-thur till...
  2. Replies
    16
    Views
    2,606

    I use one at the school to demonstrate to...

    I use one at the school to demonstrate to students just how little space 8 oz of refrigerant occupies and also how much 8 oz can change system performance. After the once a year demonstration it goes...
  3. Replies
    13
    Views
    1,691

    8069 JR You have mail

    8069 JR You have mail
  4. Thread: Louisville

    by rickhall
    Replies
    1
    Views
    609

    Louisville

    JR did Scott find someone yet? I may have someone in mind.
  5. Replies
    8
    Views
    1,152

    Rob have you guys found or hired someone yet?...

    Rob have you guys found or hired someone yet? Might know someone interested.
  6. Replies
    15
    Views
    3,962

    In Ky you work in trade for 2 yrs or 3000 hrs....

    In Ky you work in trade for 2 yrs or 3000 hrs. over the 2 yrs under a master and you can sit for exam for license. Damned open book with no performance component. I have been an advocate of hands on...
  7. Replies
    6
    Views
    1,067

    William you have mail. I sent you a ppt. from...

    William you have mail. I sent you a ppt. from fluke with speakers notes on insulation resistance testing. Let me know if it helps.
  8. Replies
    12
    Views
    1,167

    Sounds like a broken record but 605-H2

    Sounds like a broken record but 605-H2
  9. Replies
    1
    Views
    634

    H1 Dew point H-2 wet bulb

    H1 Dew point H-2 wet bulb
  10. Replies
    55
    Views
    7,051

    If you can hold out the Appion vacuum pump should...

    If you can hold out the Appion vacuum pump should be out in the august to september time frame. This will be a revolutionary pump. You will probably be able to get them from www.trutechtools.com when...
  11. Thread: ? 2

    by rickhall
    Replies
    7
    Views
    595

    I do a few multi choice later in the course with...

    I do a few multi choice later in the course with a few confusing questions deliberately because they will be sitting for a state exam and that is how it is written. Another POS test if you ask me.
  12. Thread: ? 2

    by rickhall
    Replies
    7
    Views
    595

    This is from (as well as I can recall ) a...

    This is from (as well as I can recall ) a nationally recognized testing organization.
  13. Thread: ? 2

    by rickhall
    Replies
    7
    Views
    595

    I do but these are not them. I would write a...

    I do but these are not them. I would write a question like explain what would happen if an expansion valve bulb lost its charge. I would expect an answer like you provided. This would be an...
  14. Thread: ? 2

    by rickhall
    Replies
    7
    Views
    595

    ? 2

    If a TEV sensing bulb had lost its charge, what effect would this have on the air conditioning system?

    A It would cause the high side pressure to increase.
    B It would cause the low side...
  15. Thread: first ?

    by rickhall
    Replies
    2
    Views
    521

    first ?

    Hot Gas Bypass refers to a method of:
    A preventing low suction pressure.
    B providing capacity control.
    C preventing compressor short cycling.
    D All of the above.
  16. Thread: 605-h2 & 510

    by rickhall
    Replies
    10
    Views
    815

    Testo will stock anyone that will pay for the...

    Testo will stock anyone that will pay for the inventory is my guess. The problem seems to be that most distributors don't want to stock anything but uei and fieldpiece. I know a place that has all of...
  17. Replies
    16
    Views
    4,531

    Appion G5Twin Hands down. I teach HVAC students...

    Appion G5Twin Hands down. I teach HVAC students and we have all of the brands you mentioned and then some that shall remain nameless. Hands down in side by side the Appion G5Twin wins by almost half...
  18. Replies
    1
    Views
    472

    How far in the return air stream can you put the...

    How far in the return air stream can you put the Bacharach? The charging charts say evaporator entering air WB. The 605-H2 can be inserted into the return before the blower or in the furnace before...
  19. Replies
    44
    Views
    4,721

    If I could only buy 3 tools in order they would...

    If I could only buy 3 tools in order they would be 605-H2 humidity stick, 416 mini-vane anemometer, 510 differential pressure meter
  20. Replies
    44
    Views
    4,721

    I have two of them I will post pictures of them...

    I have two of them I will post pictures of them side by side to show accuracy. If these things are off at least they are consistent.
  21. Replies
    44
    Views
    4,721

    Because I hijacked a testo truck. And they are...

    Because I hijacked a testo truck. And they are all mine mine mine. Ok not really. I teach at the local tech college and we are going to not only verbalize accuracy but demonstrate it for the...
  22. Replies
    44
    Views
    4,721

    How's this for accuracy

    How's this for accuracy
  23. Replies
    44
    Views
    4,721

    Testo can be ordered online at...

    Testo can be ordered online at www.trutechtools.com and response is faster than most supply houses I have dealt with in 25 years in this business. I had a strap break for my testo 523. I contacted...
  24. Replies
    2
    Views
    855

    Sealed system you shouldn't need gauges. Do you...

    Sealed system you shouldn't need gauges. Do you check your refrigerator or freezer? When it doesn't work call a tech. You can't handle refrigerant without EPA 608 anyway.
  25. Replies
    44
    Views
    4,721

    Testo H-2 Humidity stick. You can stick it way...

    Testo H-2 Humidity stick. You can stick it way into the air stream,
Results 1 to 25 of 237
Page 1 of 10 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event