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  1. Replies
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    I tried finding both of those. It appears...

    I tried finding both of those. It appears rothenberger doesn't make it anymore.

    I did find a spray bottle(non aerosol) and an aerosol made by "sprayon" that worked awesome


    Sent from my...
  2. Replies
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    1,262

    He is correct. Demand defrost is "auto". ...

    He is correct. Demand defrost is "auto".

    "30,60,90" would be a "time/temp" defrost

    "Auto", "demand" defrost uses temp sensors and algorithms to determine the best time to go into defrost.

    ...
  3. Replies
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    381

    New furnace and the exhaust piping needs to be...

    New furnace and the exhaust piping needs to be removed and replaced.

    They also need to pay for the removal of soot on the house.

    The ductwork should not have soot in it.

    I would however...
  4. Replies
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    1,262

    On the damper itself or in the specs for it, it...

    On the damper itself or in the specs for it, it will state how long it takes to fully open.

    If you give us the model of each, we can look them up


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  5. Replies
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    1,262

    My apologies; The carrier infinity greenspeed...

    My apologies;

    The carrier infinity greenspeed utilizes an EXV in the outdoor unit. Not a TXV

    EXV - electronic expansion valve
    TXV - thermostatic expansion valve


    Sent from my iPhone using...
  6. Replies
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    1,262

    You can test each damper individually. Either...

    You can test each damper individually. Either thru the infinity control or doing so manually at the damper.

    If the unit is freezing up outside, you could have a few issues;

    You verified coil...
  7. Replies
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    1,262

    When the defrost board was replaced, were the...

    When the defrost board was replaced, were the sensors also replaced? You may have a bad temp switch and not a bad board.

    Where are you located?


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  8. Replies
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    1,262

    You're airflow readings look really good. I see...

    You're airflow readings look really good. I see no issue with those


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  9. Replies
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    1,262

    Carrier Infinity Issues

    Correct. The dampers are considered a modulating damper.

    They are not simply a open 100% close 100% damper. They open/close/modulate on what they need.

    A round damper is a 45* damper and a...
  10. Replies
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    1,262

    So, its had the duct cal and damper miswired...

    So, its had the duct cal and damper miswired alarms since it was installed in 2013?

    If you are getting a limiting error, it is most likely because your duct system was not engineered properly for...
  11. Replies
    10
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    501

    Got a new ridgid bucket and dark cutting oil....

    Got a new ridgid bucket and dark cutting oil. Everything works fine now.

    I was trying to use aerosol type cutting oil which doesn't work.

    However, I ordered sprayon oil to try as a on the fly...
  12. Replies
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    561

    Oh.....you mean...like a wet tap? Sent from...

    Oh.....you mean...like a wet tap?


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  13. Replies
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    501

    I use heavy duty ridgid cutters to cut it square....

    I use heavy duty ridgid cutters to cut it square.

    I oil generously with CRC spray cutting oil. I think im going to try different oil and see.

    Using old school power vise with hand threader...
  14. Replies
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    501

    Milwaukee threader

    Anyone use the Milwaukee threader?

    I swear by using the threading dies in a circular motion causes the threads in the pipe to get messed up.

    Using the old ridgid tristand power vise with a...
  15. Replies
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    561

    How about a hand sketched drawing for us slow...

    How about a hand sketched drawing for us slow people who can't follow what you are saying.

    Gas pipe size, appliances, btus


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  16. Thread: Trane furnace

    by gravity
    Replies
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    1,874

    Yup. Wasn't cutting it out. Putting a long radius...

    Yup. Wasn't cutting it out. Putting a long radius would have made it too short and needed a coupling. Haha


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  17. Replies
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    297

    Trying to create the standard 4 ACH Sent...

    Trying to create the standard 4 ACH


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  18. Replies
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    297

    Creating proper ACH in home

    Say one had no fresh air in a home and wanted to use a box fan with open windows. How could I calculate ACH

    house is 3000sqft


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  19. You could have air in the system. Air usually...

    You could have air in the system. Air usually traps at the highest point in the condenser which would be the indoor unit in heating mode. You could have air which would be at the highest point and...
  20. Both TXVs have internal check valves in them....

    Both TXVs have internal check valves in them. There are no external check valves in the refrigeration system.

    The filter drier is also field installed. Appears to be located at the IDU from your...
  21. Replies
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    523

    Btu = ^t * cfm * 1.08 3 * 2000 * 1.08 6,480...

    Btu = ^t * cfm * 1.08

    3 * 2000 * 1.08

    6,480 btu


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  22. Replies
    27
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    523

    Heating airflow setting

    3412btu per kw

    3412 x 8

    3.41btu per watt

    3.41 x 8000

    27,296btu per heater
  23. If you send serial numbers i can look and see if...

    If you send serial numbers i can look and see if you have check valves or TXVs with check valves in them.

    I would replace both since they are most likely both the same and made at the same time
    ...
  24. AprilAire 700 directly on Coil - Blows it into my face and blows out water

    That unit appears to be way bigger than 80,000btu of heat and 3tons of AC.

    If this is true, that return setup will not work.

    You can only get 1200cfm of air out of the side of a furnace.
    ...
  25. AprilAire 700 directly on Coil - Blows it into my face and blows out water

    The humidifier will stop operation once you remove the cover. There is a square plug at the bottom which disconnects once the door is removed.

    The water pressure is most likely too much.

    Turn...
  26. Replies
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    On the unit, there should be a sticker that shows...

    On the unit, there should be a sticker that shows you minimum airflow for the size heater you have. I would go off of that.

    8kw is smaller. I would go about no less then 800cfm which would give...
  27. Are they replacing both TXVs? If they are only...

    Are they replacing both TXVs?

    If they are only replacing the indoor TXV, they may just "pump the unit down" which would store the refrigerant in the outdoor unit.

    This would not be a full...
  28. Replies
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    https://uploads.tapatalk-cdn.com/20201226/a3379319...

    https://uploads.tapatalk-cdn.com/20201226/a337931909965bf808cd63435caeed53.gif


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  29. Check valve and/or possibly air Also could be...

    Check valve and/or possibly air

    Also could be more noticeable because of the way they secured the refrigerant lines since all the houses in the neighborhood are doing it.

    You could try a full...
  30. Replies
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    Well....from my experience, the economizer module...

    Well....from my experience, the economizer module usually fails and can take out an entire comm link.

    Trane uses modbus to talk from board to board in a unit.

    Im saying, unplug the modbus...
  31. Replies
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    1,315

    Been using the testo 330-2 LL for a few years ...

    Been using the testo 330-2 LL for a few years

    Works great
    Fast pump
    Replaceable sensors

    I always pull the battery out after use. They seem to last ALOT longer if you do this.


    Sent from...
  32. Replies
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    How old is it? Do you have any BCI-r cards (red)...

    How old is it? Do you have any BCI-r cards (red) boards on the link they are within a year or so old?

    Trane had a bunch of bci cards that would randomly take the whole link down.

    One way to...
  33. Replies
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    It could be a pressure switch doing it's job A...

    It could be a pressure switch doing it's job

    A flame sensor or flame sensor path to ground issue

    Could be dirty burners/orifices

    Clogged flue

    Dirty condensate trap
  34. Replies
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    4,150

    Smoked weed and drank from 8th grade on. From...

    Smoked weed and drank from 8th grade on.

    From 5th grade to about 9th grade i did computer programming and web design. Learned on my own. Visual basic and used microsoft notepad to
    Write HTML....
  35. Replies
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    1,324

    The greenhouse gases produced to make these...

    The greenhouse gases produced to make these renewable energy sources are crazy.

    Im all for renewable energy if it makes sense.

    Wind still needs oil to work
    Solar panels are dirty
    Lithium is...
  36. Thread: Trane furnace

    by gravity
    Replies
    25
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    1,874

    Any install i do, regardless if it's residential...

    Any install i do, regardless if it's residential or commercial, gets my own startup performed.

    I'll review their startup and add my own stuff because the manufacturers startup is basic


    Sent...
  37. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    Was an old goodman Sent from my iPhone using...

    Was an old goodman


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  38. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    I replaced the attic system 1-2 years ago as...

    I replaced the attic system 1-2 years ago as well. Heatpump


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  39. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    This house was a modular. Between the 1st floor...

    This house was a modular. Between the 1st floor to the bottom of the 2nd has about 2' or more of space in the ceiling where the top and bottom halves were put together.

    It is not common. They...
  40. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    I usually don't run exposed high voltage. Conduit...

    I usually don't run exposed high voltage. Conduit or greenfield.


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  41. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    Yea. They are a Trane specific heatpump riser ...

    Yea. They are a Trane specific heatpump riser


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  42. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    Yes, there are slits cut in the feet that go on...

    Yes, there are slits cut in the feet that go on the outside of the base. At least that's how i always thought they were supposed to go.


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  43. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    The vacuum pump is sweet. I like it alot better...

    The vacuum pump is sweet. I like it alot better than the appion


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  44. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    The risers, they are in the slots Sent from...

    The risers, they are in the slots


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  45. Thread: Trane furnace

    by gravity
    Replies
    25
    Views
    1,874

    Trane furnace

    Not the best one. But, it'll work.

    New honeywell stat
    new 20x20 and 14x14 filter grilles.
    New lineset
    New 4" filter at furnace
    New aprilaire humidifier
    New propane furnace
    New coil
    New AC
  46. Replies
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    836

    The nice thing about this meter is the low...

    The nice thing about this meter is the low impedance while checking volts.

    Most meters use a high impedance when checking voltage. Usually 1-10million. The t1000 uses 3k ohms i believe.

    A low...
  47. Thread: Little Navien

    by gravity
    Replies
    14
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    843

    Did you bend the intake/exhaust pvc? Heat blanket...

    Did you bend the intake/exhaust pvc? Heat blanket or torch?


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  48. Thread: Dunkirk

    by gravity
    Replies
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    1,595

    https://uploads.tapatalk-cdn.com/20201125/0e2bce08...

    https://uploads.tapatalk-cdn.com/20201125/0e2bce080cf225681fa63642a65d3f67.jpg
    https://uploads.tapatalk-cdn.com/20201125/265f35e6e421d926a8c51d398009bea2.jpg...
  49. Thread: Dunkirk

    by gravity
    Replies
    20
    Views
    1,595

    I admire nit picking. There is a main drip...

    I admire nit picking.

    There is a main drip leg where the gas enters thru the wall and then branches to the units. We also installed drip legs where it goes into the stands that the boilers sit...
  50. I agree with everyone else. I always found...

    I agree with everyone else.

    I always found basement loops to airlock because they usually are piped with inverted traps.

    If your piping allows each zoned to be shut off and has a boiler drain...
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