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Type: Posts; User: allan38

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  1. Replies
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    338

    Texas has a state license for the contractor. An...

    Texas has a state license for the contractor. An EPA refrigerant certificate is required for the technician, An HVAC tecnician pays $20 to register with the state and gets a nice plastic card. The...
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    997

    Safety: Turn off the power to the unit before...

    Safety:
    Turn off the power to the unit before you touch a belt or blower motor. Motors will start in an instant and the pulley/belt will amputate fingers faster than you can twitch.

    Wear:
    ...
  3. Just got my colonoscopy today. 2 5mm polyp...

    Just got my colonoscopy today.
    2 5mm polyp snipped. Everything looked good.

    Was running a little behind getting it at 53 years. I asked if I could schedule another one to get caught...
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    343

    Did you replace it with the correct pressure...

    Did you replace it with the correct pressure switch? Some detect positive pressure, others detect negative pressure. Some general purpose switches can detect both, are adjustable and be...
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    533

    Twice. Replaced both with a 5-2-1 start ki.

    Twice. Replaced both with a 5-2-1 start ki.
  6. Replies
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    4,454

    It's a shell game. Don't look at the...

    It's a shell game. Don't look at the unemployment figures. Look at the civilian labor force participation rate. The civilian labor force participation rate tells a vastly different story. 62.7% ...
  7. Adjustable straps. Some states have Department...

    Adjustable straps. Some states have Department of Transportation requirements for securing loads. Make sure your method complies or you may get a ticket, or possibly kill someone.

    All methods...
  8. Post deleted, Mr Bill has good advice.

    Post deleted, Mr Bill has good advice.
  9. I'm assuming that you're not a tech, most...

    I'm assuming that you're not a tech, most suppliers can have new compressors shipped in a few days.

    You're rolling the dice. Many people never have a problem with the bristol two stage...
  10. Replies
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    318

    The tee vent leg needs to extend higher than the...

    The tee vent leg needs to extend higher than the top of the leak detector switch. This will allow the water to backup and activate the switch instead of coming out of the vent.
  11. Replies
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    1,337

    I'd check the insulation in the coil box. I've...

    I'd check the insulation in the coil box. I've had two different systems installed horizonally that had insulation fall down and cover the top half of the coil. I used some pipe strap and screws to...
  12. It could also be a failed capacitor (some...

    It could also be a failed capacitor (some compressors will run with a bad cap, they just use more power)
    The outdoor coils could be filthy.
    I'd have someone check the heat strips as previously ...
  13. Replies
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    950

    It's hard to tell what the issue is until you do...

    It's hard to tell what the issue is until you do a visual inspection and do some testing. That's why long distance diagnosis is not very productive. They all look fine from my house.

    Sometimes a...
  14. The Supco is not as robust as the OEM or a 5-2-1...

    The Supco is not as robust as the OEM or a 5-2-1 start kit. I would not recomment a Supco in this application.
  15. Replies
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    533

    Most sytems can be retrofitted to different...

    Most sytems can be retrofitted to different defrost control boards. Retrofits are harder and take more time depending on specifics of your system.

    It would help to find an experienced ( + 8...
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    1,420

    Shepherds crook here too. Use it several times...

    Shepherds crook here too. Use it several times per week.
  17. Replies
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    2,671

    Put it in test mode and check delta t. You have...

    Put it in test mode and check delta t. You have access to the coils to tell if they are clean. Clean them if dirty. They have sensors out the wazoo to tell you when something breaks. Have codes to...
  18. Replies
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    300

    I don't know your experience or knowledge level. ...

    I don't know your experience or knowledge level. How high is the head pressure and the type of refrigerant? What would normal pressures be at your ambient temperature?

    Close the side panel. Air...
  19. Carrier or Bryant with a two stage Bristol recip...

    Carrier or Bryant with a two stage Bristol recip compressor will stop when changing stages. Normal operation. It works at 100% when it spins in one direction. 50% in the other direction. Must come...
  20. Replies
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    928

    The faster the repair gets made, the better it...

    The faster the repair gets made, the better it is for you. Should have had a guy come out and fix it that day. Any delay seems like stalling tactics. Your customer is just watching out for their...
  21. There could be many different reasons the ac is...

    There could be many different reasons the ac is not cooling. Something may have broken, sometimes even a new car breaks soon after leaving the factory. I've had new parts that were bad straight out...
  22. Technical support said to change the ribbon...

    Technical support said to change the ribbon cable. I'd do as they suggest.

    Not specific to the Stulz, for those who hadn't seen many on high pressure lockouts in general: Was your amp draw on...
  23. Replies
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    1,557

    Sometimes you pay so little that it's not...

    Sometimes you pay so little that it's not possible to get what you expect.

    Unlike many professions, an AC and Heating company makes most of its income when there are extremes in weather. Demand...
  24. Replies
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    329

    As far as I know the Infinity control already has...

    As far as I know the Infinity control already has the dual fuel stuff programmed into it, lots of options. No need for a dual fuel kit.
  25. Replies
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    25,830

    Interesting thing about the history of abortion...

    Interesting thing about the history of abortion being legal in all 50 states. It was close to becoming illegal in a majority of them before ROE V WADE. The issue was losing in the states. State...
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    550

    I don't deal much with Rhee/Ruud so I don't know...

    I don't deal much with Rhee/Ruud so I don't know what they're making today. We do alot of commercial repairs and replacements and still do a lot of 460/480v stuff.
  27. Replies
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    550

    Get the 480v unit and make things simpler. It...

    Get the 480v unit and make things simpler. It will free up time to do other work. Those little conversion details will eat your lunch and suck all the joy out of life if not bid into the job up...
  28. Replies
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    Have a smart phone? Take a picture of the next...

    Have a smart phone? Take a picture of the next superheat charging chart you see, rename the picture to the brand model number charging chart.
    Collect them like baseball cards. Copy them to your...
  29. Replies
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    3,879

    Some Tranes used two different run capacitors in...

    Some Tranes used two different run capacitors in parallel for a trickle feed crankcase heat. One of them had a resistor across it and, that resistor bled current through the start windings using a...
  30. Replies
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    909

    It's possible to tie backup power to run anything...

    It's possible to tie backup power to run anything you want. The issue of concern is backfeeding the power grid and electrocuting someone while they're trying to fix a power issue. Interties into...
  31. I find the cost of housing is still affordable in...

    I find the cost of housing is still affordable in certain parts of Austin. Affordable is usually more than you want to pay.
  32. Replies
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    1,769

    Low cost AC trunk line. Could have been done to...

    Low cost AC trunk line. Could have been done to fix a problem with air distribution. I agree with Rodney28334. You can make it pretty and wall it off with 2x4's, sheetrock and paint.
  33. Have a company spray the underside of the roof...

    Have a company spray the underside of the roof deck with Heatblock Ultra radiant heat barrier. It will cut down on the radiation of heat off of the roof deck. The total space between the roof deck...
  34. The last guy out seems to get the blame for...

    The last guy out seems to get the blame for anything going wrong. I've seen a lot of different things break and they were all working a little earlier. It's disconcerting to have a component ...
  35. It's hard to determine what is causing the...

    It's hard to determine what is causing the problem without testing. A bad breaker or breaker connections inside the electrical breaker panel or equipment dsconnect are frequently overlooked by...
  36. Perhaps the emergency/auxiliary heat strips are...

    Perhaps the emergency/auxiliary heat strips are broken and have shorted to ground. I'd have to do a few checks.

    Sometimes breakers go bad and trip at amperage lower than the rating.

    I've...
  37. Replies
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    Had two customers who DIY'd their HSI. The...

    Had two customers who DIY'd their HSI. The symptom for each was failure to light reliably and sometimes locked out the ignition control board. The new generic ignitor didn't sit right in the gas...
  38. Need Commercial HVAC Mechanics/Techs Austin Tx.

    My employer is looking for Commercial HVAC Mechanics/Techs with a minimum of 5 years of commercial experience.
    We work in the Austin Tx area and have steady work year round.

    Competitive wages and...
  39. Replies
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    Are fire dampers closed in the ductwork?

    Are fire dampers closed in the ductwork?
  40. Replies
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    848

    Just guessing..... You said it only happens...

    Just guessing..... You said it only happens during furnace operation.... Is there a condensate float switch attached to the 96% furnace inducer condensate drain? Condensate float switches are wired...
  41. In my opinion, a training course can prevent gaps...

    In my opinion, a training course can prevent gaps in your knowledge that learning in the field can create. People with that foundation are prone to thinking "everyone knows that". I'm surprised how...
  42. Replies
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    3,692

    All self delusion aside, customers own...

    All self delusion aside, customers own themselves. They have freedom of association and will use whom they will as long as not under a contract. A contract will only hold them for the duration and...
  43. Replies
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    1,994

    Small tubing requires a small tip with a single...

    Small tubing requires a small tip with a single flame. Too much heat will quickly melt through thin wall or small diameter tubing. In the wrong place, that burn through will waste a lot of your...
  44. Replies
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    1,994

    I prefer 15%. I may prefer something cheaper...

    I prefer 15%. I may prefer something cheaper when I'm paying for it.

    It's mainly flow characteristics, brazing goes quicker and less rework.

    BTW, my leaks went way down since I started using...
  45. Replies
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    chillerout1 had a real good recommendation....

    chillerout1 had a real good recommendation.
    Entouch controls has a feature set that seems ideal for your situation.


    http://www.entouchcontrols.com/our-products/controllers/
  46. Replies
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    940

    The thermocouple is used to hold the armature of...

    The thermocouple is used to hold the armature of the pilot valve open, it uses DC.
  47. Replies
    12
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    940

    "Refrigeration and Air Condition Technology - 4th...

    "Refrigeration and Air Condition Technology - 4th edition" by Whitman, Johnson and Tomczyk
    Page 600 (a terrific book btw, more readable and useful than "Modern Refrigeration and Air Conditioning -...
  48. Replies
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    25,830

    My understanding of negotiation is you need to...

    My understanding of negotiation is you need to start with a high enough initial starting point that the negotiations will eventually end up in a place you will prosper in.

    The astoundingly high...
  49. Thread: Got My Back?

    by allan38
    Replies
    30
    Views
    1,787

    Time to go commercial.

    Time to go commercial.
  50. You could overheat the copper and produce black...

    You could overheat the copper and produce black oxide flakes inside the tubing. These flakes can circulate through the system and clog filter driers, metering devices. These flakes are also...
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