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Type: Posts; User: bobster

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  1. Replies
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    2,231

    Sent it back to Testo & they fixed it.

    Sent it back to Testo & they fixed it.
  2. I really need to learn how to weld...

    I really need to learn how to weld...
  3. Where did you buy the angle iron stand (or did...

    Where did you buy the angle iron stand (or did you make it)?
  4. You mean before setting the curb? That stuff is...

    You mean before setting the curb? That stuff is pretty well embedded in the tar...?
  5. Second link says photo's no longer there. I'd...

    Second link says photo's no longer there. I'd really like to see this, as I have the same situation next week. Setting a 3 ton American Standard on a tar & gravel flat roof.
  6. Thanks rundawg & mark. I was astounded they had...

    Thanks rundawg & mark. I was astounded they had 3-1/2 tons in an 1150 sq. ft. house. But then I discovered they had floor returns up through the walls & across to a pan duct made of ceiling wall...
  7. Help reading old GE/TRANE model & serial numbers

    One of the old "cube" type condensers by GE / TRANE:

    Model # BGTA742B1A01
    Serial # 201948301

    Is this a 3-1/2 ton unit made in 1st week of 1983?

    House was built in 1964, 1150 sq. ft.
  8. Thread: Bathroom scale

    by bobster
    Replies
    66
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    3,108

    X2

    X2
  9. Replies
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    Expectations are premeditated resentments...

    Expectations are premeditated resentments :whistle:
  10. Replies
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    I don't look at the maximum return velocity as a...

    I don't look at the maximum return velocity as a (primary) design value. I look at it as a value not to be exceeded due to noise considerations. The primary focus is on static pressure drop.
    ...
  11. Replies
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    After thinking about it some more, it seems to me...

    After thinking about it some more, it seems to me that I would need to create a wall construction which added the U values for the garage - interior wall to the U value for the exterior garage door...
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    328

    Manual J question

    I'm trying to get better at doing Man Js, so I'm practicing on my house. I have an attached, unconditioned 2 car garage. How should the walls between the garage and the interior of the house be...
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    X2...

    X2...
  14. Replies
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    331

    Does the compressor & outdoor fan turn on with a...

    Does the compressor & outdoor fan turn on with a call for heat?
  15. It's OK to replace with a tighter tolerance ...

    It's OK to replace with a tighter tolerance (i.e., motor came with +/- 10%, replace with +/- 5%), but not a larger one than what was originally specified by the designer for the motor. The designer...
  16. Yes, that's what I said - at full rated load.

    Yes, that's what I said - at full rated load.
  17. The article is entitled "Design of Capacitor...

    The article is entitled "Design of Capacitor Motors for Balanced Operation" by P.H. Trickey. I don't have a link. I found it on the IEEE archives, and paid $10.00 to download a copy. You might try...
  18. The capacitor's value is selected based on the...

    The capacitor's value is selected based on the parameters of the motor windings. The objective is to shift the phase of the auxiliary winding's *current* (not voltage) by 90 degrees relative to the...
  19. Replies
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    They still make them! And they're pretty...

    They still make them! And they're pretty pricey...

    - - - Updated - - -

    Fluke 116 works great for me.
  20. Replies
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    To get all the paint out of the system...:whistle:

    To get all the paint out of the system...:whistle:
  21. I'm glad I'm not the only one who's done this. ...

    I'm glad I'm not the only one who's done this. Found mine on my flashlight magnet, might want to check there...
  22. Replies
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    There should be a wiring & schematic diagram in...

    There should be a wiring & schematic diagram in the Installer's guide. There should also be one somewhere on the furnace / air handler unit. Like on the back of one of the cover panels. It'll tell...
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    1,017

    Or you could look at the wiring diagram (in the...

    Or you could look at the wiring diagram (in the Installer's guide) to determine what B is for...
  24. Replies
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    1,017

    I've not worked with a NEST, but I've seen...

    I've not worked with a NEST, but I've seen similar comments from a lot of guys on this site. Help me understand the problem with NEST...(I have a couple of customers who love it)
  25. Replies
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    What is manufactured gas?

    What is manufactured gas?
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