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Type: Posts; User: rickhall

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  1. Thread: Co analyzer

    by rickhall
    Replies
    61
    Views
    5,441

    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
    2,662

    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
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    1,704

    8069 JR You have mail

    8069 JR You have mail
  4. Thread: Louisville

    by rickhall
    Replies
    1
    Views
    611

    Louisville

    JR did Scott find someone yet? I may have someone in mind.
  5. Replies
    8
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    1,160

    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
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    4,087

    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
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    1,070

    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
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    1,174

    Sounds like a broken record but 605-H2

    Sounds like a broken record but 605-H2
  9. Replies
    1
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    643

    H1 Dew point H-2 wet bulb

    H1 Dew point H-2 wet bulb
  10. Replies
    55
    Views
    7,151

    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
    606

    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
    606

    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
    606

    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
    606

    ? 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
    527

    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
    818

    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
    4,591

    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
    485

    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
    4,813

    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
    4,813

    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
    4,813

    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
    4,813

    How's this for accuracy

    How's this for accuracy
  23. Replies
    44
    Views
    4,813

    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
    860

    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
    4,813

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

    Testo H-2 Humidity stick. You can stick it way into the air stream,
  26. Replies
    118
    Views
    14,693

    I sat in on a class in march where the instructor...

    I sat in on a class in march where the instructor said he uses white out on his students analog gauges on the pressure numbers for 2 semesters. After that if the student wants to scrap the white off...
  27. Thread: Testo 435-4

    by rickhall
    Replies
    83
    Views
    11,824

    Ron remember if you call it a toy it may not be...

    Ron remember if you call it a toy it may not be deductible if you call it a tool it's always deductible
  28. Call appion and let them know you are a school....

    Call appion and let them know you are a school. They will donate one to the program and you can try it out for free. Ask for David he is one of the owners.
  29. Thread: Testo 523

    by rickhall
    Replies
    9
    Views
    1,135

    1st Gen does data logging that the new one...

    1st Gen does data logging that the new one doesn't. I had an opportunity recently to purchase either one and I selected Generation for this alone
  30. Thread: Field piece

    by rickhall
    Replies
    6
    Views
    749

    Ice if you send an email I can tell you where a...

    Ice if you send an email I can tell you where a site something like that exists
  31. Replies
    8
    Views
    1,985

    Thanks guys I will give them a try

    Thanks guys I will give them a try
  32. Replies
    8
    Views
    1,985

    Ice machine training material

    Does anyone have any training material or know where to get any generic stuff for a class I will be teaching. I need about 35 hours of stuff.
  33. Replies
    9
    Views
    1,524

    I have been using a 330 LL for about two weeks...

    I have been using a 330 LL for about two weeks now and find it to be a quality analyzer. I have used it on 8 or so different furnaces and it has performed flawlessly. Make sure you dl the application...
  34. Replies
    8
    Views
    1,361

    Check this out...

    Check this out http://www.escoinst.com/ProductDetail.cfm?ProductID=349&ProductCategoryID=1
    It is written by Eric Rasmussen a pretty respected name in the CO game.
  35. Replies
    18
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    3,543

    How?

    How?
  36. Replies
    48
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    6,908

    Poll: Not my students. Isn't it past your bedtime jr?

    Not my students. Isn't it past your bedtime jr?
  37. Replies
    3
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    696

    This is a sumner model 720

    This is a sumner model 720
  38. Replies
    3
    Views
    696

    What would you pay?

    I have an opportunity to pick up a used duct jack for school. What should I expect to pay for this? It is about 4 years old and in very good shape.
  39. Replies
    8
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    767

    Most htg and cooling systems are oversized until...

    Most htg and cooling systems are oversized until you meet design anyway it's just a matter of how much. Remember the systems are rated at btuh the h stands for hour. If od design is 93 and actual...
  40. Thread: Meggers

    by rickhall
    Replies
    12
    Views
    1,753

    Check out the atatchment

    Check out the atatchment
  41. Replies
    115
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    14,132

    JRBenny Who is doing the sign off for your...

    JRBenny
    Who is doing the sign off for your Masters ceu's ? Get with me if you don't already have someone. We can make it happen. The third quarter classes have to be turned to Frankfort by May 10....
  42. Replies
    161
    Views
    55,104

    Look at the chart it will give you the obvious...

    Look at the chart it will give you the obvious reason to evacuate. Especially in a heat pump, Ice-machine, and low temp refrig. That being said look at the boiling point of water at a 29" vacuum....
  43. Thread: Humidifier

    by rickhall
    Replies
    6
    Views
    762

    heatpump operates about 80 % of the time so thats...

    heatpump operates about 80 % of the time so thats out. Furnace does have a 120v tap on board humidifier but that won't help in HP mode
  44. Thread: Humidifier

    by rickhall
    Replies
    6
    Views
    762

    forgot to mention I am using a honeywell...

    forgot to mention I am using a honeywell visionpro 8000 t-stat that has a circ feature on the fan switch that allows the fan to run randomly 35% of the time
  45. Thread: Humidifier

    by rickhall
    Replies
    6
    Views
    762

    Humidifier

    I am installing a generalaire 1137 power humidifier on an amana heatpump with an amana 2 stage variable speed 95 % backup. I know when someone sends a wiring sugestion I will set there and think how...
  46. Replies
    18
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    1,369

    They become addictive. I went 19 years with only...

    They become addictive. I went 19 years with only a 4 day weekend. Then went on the first one in late 99 and have been to the smokies now 21 times since. St.louis twice, Disney seven times..... You...
  47. Replies
    18
    Views
    1,369

    Don't know if you have left for trip yet but...

    Don't know if you have left for trip yet but having been to the world 7 times in last 4 years I might have a trick or two. Stay on site at a deluxe home away from home resort and be treated like...
  48. Replies
    6
    Views
    2,808

    I need help. At our tech college we teach res &...

    I need help. At our tech college we teach res & light commercial HVAC. We are having problems with our buildings compressor in a 30 year old building with pneumatic compressor. We want to replace it...
  49. Thread: Brazing

    by rickhall
    Replies
    10
    Views
    1,221

    Try http://www.jwharris.com

    Try http://www.jwharris.com
  50. Replies
    2
    Views
    721

    I have a student that is looking for any online...

    I have a student that is looking for any online certificates he can get that are industry related such as the free one from manitowic. Can you help this young man out. Thanks
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