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  1. Replies
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    Yes the exterior is all 2x6. I removed the...

    Yes the exterior is all 2x6.

    I removed the little triangle plywood on the right side of where I removed the cedar siding. Now I can see for sure that there is a rim joist on the west side. And the...
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    Now you have me second guessing what I was...

    Now you have me second guessing what I was thinking earlier today. If you look at the middle picture I posted above and imagine where the foam board would be just behind the brick it still leaves...
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    House built in 1990. No engineered joists. I...

    House built in 1990. No engineered joists.

    I removed the soffit vent again today. It was several years ago when I looked before. I think I figured it out this time. I can see the bat insulation...
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    I also see no need for soffit vents in the little...

    I also see no need for soffit vents in the little overhang, I plan to use the none vented Hardie soffit panel on that area. That brings up another question, is the vented Hardie soffit panel ok? Does...
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    The little overhang you see on the right side is...

    The little overhang you see on the right side is just for looks. I have taken a soffit vent off so I could look inside. The 2nd floor joist run E/W. It's very hard to tell but I can see insulation in...
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    Yes I know the gap is suppose to be behind the...

    Yes I know the gap is suppose to be behind the brick and yes the 2nd floor protrudes over the first floor so the lap siding fits over the brick.

    The walls are 6" with the type of white insulation...
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    Sealing Air Infiltration ??

    I have spent many hours sealing any duct work that I can access, exterior wall outlets and light switches, canned lights on top floor, sliding doors, etc.

    There are still a few places where I am...
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    You will like that one, very easy and accurate....

    You will like that one, very easy and accurate. Just keep it fairly level. You will have to use both ports but only need one hose. No fittings needed on the test end, just insert hose in a hole the...
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    No furnace, just the AHU which is on it's own...

    No furnace, just the AHU which is on it's own 220v circuit which in this case is fed from a 125A sub panel. The only other load on this panel is the 2nd HVAC system which is identical except in...
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    With the correct fluid it should be fine. The...

    With the correct fluid it should be fine. The important part is inserting the tube in the right location(s).
  11. Replies
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    Air handler is a FE4AN____ with 15kw aux heat....

    Air handler is a FE4AN____ with 15kw aux heat. KFCEH____ can't remember the exact model #'s. All communicating Infinity stuff.

    It's so random? Can't think of any electrical changes or anything...
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    604

    No one has experienced interference? I don't...

    No one has experienced interference?

    I don't know that I have but it's something I would like to rule out.

    I get very random communication faults. When it does happen it might rack up 4 or 5...
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    604

    RF Interference With Carrier Infinity ??

    Is RF interference a possibilty? If so what problems have been seen?

    Thanks
  14. Replies
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    2,471

    Yes if needed but if I am careful it is rarely...

    Yes if needed but if I am careful it is rarely needed.
  15. Replies
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    Taping the joints is a waste of time. It won't...

    Taping the joints is a waste of time. It won't hold.

    In my experience when I have this problem I have a leak and it has never been the micron sensor.

    I use a YJ 93860 dual ball vl evac...
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    Mine works fine. It says MAC Tools but no doubt...

    Mine works fine. It says MAC Tools but no doubt it is a rebranded TIF.

    Hard to get the camera to focus but hope the pics help.
  17. Replies
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    17,284

    If you spring for a DC head and mount them on a...

    If you spring for a DC head and mount them on a good 4 port manifold I would guess you will use it for more than calibrating, I know I would.

    How much do you use the temp scales on your current...
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    17,284

    All 5 valve assemblies are the same, just 3...

    All 5 valve assemblies are the same, just 3 different sizes.
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    You have to be very careful when placing a clamp...

    You have to be very careful when placing a clamp on the pipe. Is the pipe real clean where the thermocouple comes in contact with it? The sun or even a stiff breeze can effect the thermocouple in a...
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    The biggest problem I see with calibrating...

    The biggest problem I see with calibrating bourdon tube gauges is repeatability. Most manifold gauges are exposed to both pressure and vacuum. On the test bench I can calibrate one at 250 psig and...
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    Not a dead weight tester but I can see how the...

    Not a dead weight tester but I can see how the scale beam could make someone think it is.

    It is a Gage Scale made by the Crosby Steam Gage Co and Crosby spelled it gage not gauge.

    Yes it was...
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    If he works in a calibration lab then he no doubt...

    If he works in a calibration lab then he no doubt has every device known to man and knows what he is doing!

    I seriously doubt if anyone can identify this device?? (pic attached)
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    Curious what he uses to test your manifold? Not...

    Curious what he uses to test your manifold? Not surprised that he finds them accurate.

    It's been a long time now since I read the specs on the DigiCool but I know I was impressed at the time and...
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    The customer is already paying for accurate...

    The customer is already paying for accurate professional work and both the owner and tech should be committed to providing it. If the owner would consider the time saved and reduced call backs versus...
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    I do a lot of instrument calibration work and my...

    I do a lot of instrument calibration work and my experience tells me that even the best bourdon tube type guages are marginally accurate at best. I notice a lot of guys like to "Zero" their guages. I...
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