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  1. Thread: Pump down

    by RLJN
    Replies
    32
    Views
    833

    It might hold it all, but if a Micro Channel...

    It might hold it all, but if a Micro Channel coil, maybe not.
  2. Replies
    51
    Views
    1,706

    Many farms around here have elevated 2-300 gallon...

    Many farms around here have elevated 2-300 gallon gravity feed fuel tanks.
    Some who suspect gas theft mis-label the gas and diesel tanks. The nozzles are both the same size.

    The gas burning...
  3. Replies
    25
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    499

    "Why could a new start up be overcharged......" ...

    "Why could a new start up be overcharged......"

    I just did a start up on 2 mis matched systems.

    The evap coils were installed in 2014 under counterflow NG furnaces.

    The coils are ranged for...
  4. Replies
    25
    Views
    499

    HP switch opening when it "stops cooling" and...

    HP switch opening when it "stops cooling" and closes when it "starts cooling again".
  5. Replies
    43
    Views
    1,707

    I did not see, or did not notice, any mention of...

    I did not see, or did not notice, any mention of "spring" benders.

    I have used these for about 40 years with good results.

    I have 3/8" up to 3/4".

    Good smooth bends but a little larger...
  6. Replies
    19
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    2,454

    227 PSI on 410A means the system is at about 80...

    227 PSI on 410A means the system is at about 80 degrees.
    With your gauge needle on 227 psi, follow the needle down to temp in F degrees, it lands on about 80 degrees.

    If you put your gauges on a...
  7. Replies
    11
    Views
    1,925

    Was there ever a steam boiler in the place? ...

    Was there ever a steam boiler in the place?

    Could that have been a vacuum pump.
  8. Replies
    60
    Views
    2,128

    Just a funny story to throw in here: A lady in...

    Just a funny story to throw in here:

    A lady in my wife's weekly coffee session said her granddaughter wanted her to move the top button on her designer jeans. So grandma took them home to work on...
  9. The CB for the AC may be in the meter socket with...

    The CB for the AC may be in the meter socket with the panel main.

    They both may have tripped while trying to restart during low voltage event.

    If the power company had load control, the outside...
  10. Replies
    60
    Views
    2,128

    I am in a rural area so bib overalls are not...

    I am in a rural area so bib overalls are not frowned upon.

    I have worn them for at least 30 years, almost my trademark. If I wear anything else people assume I am not working.

    These are...
  11. If I read history correctly, we did not have...

    If I read history correctly, we did not have enough material to build a 4th bomb.

    So the threat of more atomic bombings was a bluff..... for the time being.
  12. Replies
    16
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    1,330

    At least the cond fan blade is protected from...

    At least the cond fan blade is protected from hailstones.

    Had 2 mini's that hail took out the fan grill and knocked off a blade.
    They must have been installed backwards....
  13. I have replaced everything on a furnace other...

    I have replaced everything on a furnace other then the cabinet.

    Only replace heat exchangers under recall/warranty.

    Replace entire furnace if old exchanger is rusted or plugged.

    But like...
  14. Replies
    40
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    1,223

    Should be good....go for it.

    Should be good....go for it.
  15. Replies
    40
    Views
    1,223

    Still, with the system empty and all the tools...

    Still, with the system empty and all the tools there, I would replace the other 2 connections.

    What is the ID of the present suction line?
  16. Replies
    40
    Views
    1,223

    The compressor label would give you an idea of...

    The compressor label would give you an idea of the tonnage.

    When I had replaced quick connects because of annual leaks, I would cut out all 4 and braze in stubs into the cabinets as needed.
    Add...
  17. Replies
    20
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    1,079

    Did you check for voltage drop across each leg of...

    Did you check for voltage drop across each leg of the contactor with the comp trying to start? That is from L1 to T1....L2 to T2.

    Did it get a new run cap.....may be different from the old one.
  18. I have installed Mini's, for about 15 years,...

    I have installed Mini's, for about 15 years, amounting to more than 3 dozen inside heads.

    I have never used a line set. Only my own coils of ACR and purchased insulation in 6' lengths.
    ...
  19. Replies
    6
    Views
    502

    If I furnish/sell filters it is by the case only,...

    If I furnish/sell filters it is by the case only, most of the time.
    Filters take up a lot of shelf space for the markup involved.

    Maybe keep a few Air Bears on hand.
    And also the rolls for the...
  20. Replies
    16
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    895

    Possibly sell "dry equipment" that could use...

    Possibly sell "dry equipment" that could use 410A?

    With the R-22 phase out, IIRC manf could not ship equipment containing R-22.
    So getting a "dry" cond unit would save changing out inside coil...
  21. Replies
    1
    Views
    534

    I would start off with a 4' long stack of 4...

    I would start off with a 4' long stack of 4 drawers right behind the front seats.
    American Van has these, totally enclosed drawers, keep things clean and in place.
    Set you back about $1G with...
  22. Replies
    9
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    842

    I use my hat, it is of the Fedora design (think...

    I use my hat, it is of the Fedora design (think Indiana Jones type).

    If a condenser will hold it on the vertical side and also how well it "floats" above the fan discharge gives me a feel of coil...
  23. Heater controls are perhaps welded shut or...

    Heater controls are perhaps welded shut or control issues (tstat) etc keep heat relay energized.

    Or element shorted to ground and always partially energized.
  24. Replies
    5
    Views
    610

    I avoid attic AHs if at all possible. (attic...

    I avoid attic AHs if at all possible. (attic freezing is guaranteed with -7 design temp)

    But when not, I drop the trap down a low as possible to the ceiling, remove the attic insulation from...
  25. Replies
    55
    Views
    2,922

    I have taken apart gas piping that had not been...

    I have taken apart gas piping that had not been used for years.
    The mercaptan absorbed into the pipe dope will out gas when unscrewed.

    Enough that when a "fresh" nose came into the room they...
  26. Replies
    19
    Views
    1,364

    I am not familiar with most of the mentioned...

    I am not familiar with most of the mentioned enough to know if batteries are required.

    I would find it embarrassing to tell a homeowner that his $8-10 G system will not work because that 2 "AA"...
  27. Thread: Heat Pump and COP

    by RLJN
    Replies
    22
    Views
    1,393

    It is the same situation with ModCon boiler...

    It is the same situation with ModCon boiler repairs out of pocket.

    Versus cast iron boiler. One ModCon component may cost almost as much as all replaceable parts on cast iron units, unless you...
  28. Thread: Heat Pump and COP

    by RLJN
    Replies
    22
    Views
    1,393

    It is the same situation with ModCon boiler...

    It is the same situation with ModCon boiler repairs out of pocket.

    Versus cast iron boiler. One ModCon component may cost almost as much as all replaceable parts on cast iron units, unless you...
  29. Thread: Heat Pump and COP

    by RLJN
    Replies
    22
    Views
    1,393

    Would going from an old 8 SEER to a new 16 SEER...

    Would going from an old 8 SEER to a new 16 SEER cut the actual energy usage in half?

    Using the same ductwork (assumed to be correct), tonnage, and building envelope.

    Or just on paper?
  30. Replies
    6
    Views
    605

    It would be rated at higher temp with lower...

    It would be rated at higher temp with lower pressure.

    Just like SCH 40 PVC pipe.
  31. Replies
    28
    Views
    2,514

    Do you have a disconnect at the equipment? If...

    Do you have a disconnect at the equipment?

    If so with it off....be sure both legs open if a switch....test voltage across the 2 legs at the top. If you have nothing across where your 208 should...
  32. Replies
    28
    Views
    2,514

    If this is a 208 Wye system you would have 208...

    If this is a 208 Wye system you would have 208 leg to leg on all combinations.
    From each leg to neutral (grounded 4th wire-white) would be 120 volts.

    If that was the only open switch then you...
  33. Replies
    28
    Views
    2,126

    Years ago, working on a new huge grocery store as...

    Years ago, working on a new huge grocery store as an electrician, we had conflicts with the sprinkler installer.
    In his opinion he was the most important trade on the site.

    He grabbed a stick of...
  34. Replies
    16
    Views
    1,212

    This is why AC power won the battle with DC...

    This is why AC power won the battle with DC power.
    You step up the voltage with transformers so you can send it long distances.
    This was the Nicola Tesla approach to power and in conflict with...
  35. Thread: Sad

    by RLJN
    Replies
    21
    Views
    2,662

    Or just go to HeatingHelp.com, it is presently on...

    Or just go to HeatingHelp.com, it is presently on the first page......
    "Please, just read the instructions".

    Some discussion there concerning this.
  36. Replies
    8
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    716

    Think of it as switching the neutral on a 120V...

    Think of it as switching the neutral on a 120V light bulb circuit, the entire line is energized back up to the switch until you close that switch, then the bulb lights.

    The switch could be in...
  37. Replies
    20
    Views
    1,730

    So it is LP only. What good is the "Smitty...

    So it is LP only.

    What good is the "Smitty Pan" (WH over flow pan from what I gather) under the furnace/WH? The equipment would be most likely sitting on a concrete floor, maybe even with a...
  38. Replies
    20
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    1,730

    Here in the Midwest of Fly Over Country, the...

    Here in the Midwest of Fly Over Country, the basement is the common and the preferred location for any type of furnace.

    Natural gas will migrate upward and not even consider going down a drain, ...
  39. Maybe the bail will now be doubled...

    Maybe the bail will now be doubled to......$2000.00 !
  40. Replies
    17
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    1,651

    I have the complete "Copeland Refrigeration...

    I have the complete "Copeland Refrigeration Manual", it consists of 5 sections written by people like the author above.
    Really helped me understand a lot about ACR when starting 40 years ago.

    It...
  41. Replies
    6
    Views
    786

    Not many homes have a 3 phase electric service. ...

    Not many homes have a 3 phase electric service.

    3 phase compressor would not have run caps. (Fan motors will though).

    Old single phase Lennox big boys might have 3 run caps connected in...
  42. Check out Heating Help.com.....the Wall....

    Check out Heating Help.com.....the Wall.
    Questions from homeowners and Pros and answers from both.
  43. Replies
    25
    Views
    3,495

    Craftsman has (or had) a really good 6 in 1...

    Craftsman has (or had) a really good 6 in 1 screwdriver. 941116.
    For me the best thing was the rubber handle which seem to fit well.

    The 5/16 barrel worked on the contactor screws....until it...
  44. Thread: Cigarette Smoke

    by RLJN
    Replies
    9
    Views
    1,764

    What do they use in airplane rest rooms? I have...

    What do they use in airplane rest rooms?
    I have heard that will always catch someone sneaking a smoke in the RR.
  45. Replies
    44
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    8,609

    "Eventually" is long after I have been there, if...

    "Eventually" is long after I have been there, if they call me with tank problems I pass them on to someone more qualified to pump the tank out.

    Often the discharge (if you have no drain field) is...
  46. Replies
    44
    Views
    8,609

    I have done a number of houses with septic tanks...

    I have done a number of houses with septic tanks in the country.
    The rural owners did not want the grey water to go into the septic tank, thinking it would overload it.
    So grey water from...
  47. Thread: first time

    by RLJN
    Replies
    9
    Views
    1,726

    It is hard to imagine the burner missing. Maybe...

    It is hard to imagine the burner missing.
    Maybe the plug was not tight and popped out to the back of the chamber.

    I have seen the plugged openings only on pretty old boilers.

    If the burner was...
  48. Thread: first time

    by RLJN
    Replies
    9
    Views
    1,726

    Some older boilers came with a plugged orifice...

    Some older boilers came with a plugged orifice and one burner left out.
    This was to have a smaller BTU rating for the same CI block as the next size up.

    So check the last orifice it may be a...
  49. Replies
    7
    Views
    1,074

    We used to have an old fridge from the 60's. The...

    We used to have an old fridge from the 60's.
    The tstat was SPDT, when it reached temp it switched from cooling to defrosting.
    When it warmed up from the defrost it went back to cooling.
    Always...
  50. Replies
    29
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    4,440

    That could be feed with 240 or 480 for the 24VAC...

    That could be feed with 240 or 480 for the 24VAC output.

    480 volt systems may be 277 volts to ground.
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