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Type: Posts; User: KB Cool

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  1. Replies
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    Yeah, they need to start making some 1/2 size MC...

    Yeah, they need to start making some 1/2 size MC tanks. So I don't have to feel like i'm "dragging" it to the rooftop.
  2. If you don't want to do remote. Just get a low...

    If you don't want to do remote. Just get a low cost mini split and hang by the boxes and let it move the heat outdoors.
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    Isn't mixing allowed in certain countries? I was...

    Isn't mixing allowed in certain countries? I was reading something about RS-44B on comstar website and saying it's fine to mix 44b and 22 but, due to EPA laws in USA. You can't!
    ...
  4. Lots of Ferguson locations in New York and I...

    Lots of Ferguson locations in New York and I doubt they will pull the "Johnstone FEE based warranty claim" scam with your contractor.
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    Testing needs to be done to find out what is...

    Testing needs to be done to find out what is actually holding the cooler "on". What you want to do is just a guess. We can't give any DIY info. But, I will say there is 2 parts to your control setup....
  6. Who cares if the board trashes on start up....

    Who cares if the board trashes on start up. Fujistu's paying for it. They can send a new one and meantime the tech can start looking for the cause.
  7. Is there a Ferguson (air cold supply) in your...

    Is there a Ferguson (air cold supply) in your area. If so, have the contractor obtain your part from them. In my case Johnstone supply was ridiculous. Air Cold turned out to be great . They even...
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    4,483

    I was twelve yrs old and I shot my pellet gun at...

    I was twelve yrs old and I shot my pellet gun at the neighbors RTU and blew the charge all over the roof. He knew it was me. But, couldn't prove it and of course I denied it. So with that said. I...
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    1,804

    I heard the same BS yrs ago when 410a first hit...

    I heard the same BS yrs ago when 410a first hit the market. Was it the refrigerant manufactures themselves who started the lie that has since been debunked or who? I can't remember.
  10. Thread: No Fuses

    by KB Cool
    Replies
    106
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    5,013

    220 Volt appliances, such as a AH & ODU,... Each...

    220 Volt appliances, such as a AH & ODU,... Each have to have a "Dedicated Circuit", & can not be "Jointly tied together". this is shown on page 62 of the PDF. Yes, it is in reference to the 2013 NEC...
  11. Thread: No Fuses

    by KB Cool
    Replies
    106
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    5,013

    Looks like a non fused disconnect and fine AFAIK...

    Looks like a non fused disconnect and fine AFAIK if the breaker is the right size. The jumper on the low voltage fuse terminals is another story.
  12. Thread: I need help!!

    by KB Cool
    Replies
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    1,306

    You gotta love those customers who call for a PM....

    You gotta love those customers who call for a PM. Only to find out their units really broken. :grin2:
    The one with the Herm and Fan leads switched. Did it have a hard start kit? Or did the...
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    1,151

    More money in HVAC also. Serious, How much can...

    More money in HVAC also. Serious, How much can you charge a guy to fix a two door reach in cooler. When he can get a different one on craigslist for less cost than a 9w condenser fan motor. Chinese...
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    1,424

    I wouldn't even bother. I have a natural gas...

    I wouldn't even bother. I have a natural gas heater on my 10,000 gallon pool. Which is just considered a "play pool". Anyways, we ran it for 1 month. Then I got the gas bill and that was the last...
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    1,151

    I wonder if they don't have the Dual license....

    I wonder if they don't have the Dual license. That's gotta be it. Ours says - Specialty Dual / CR-39 Air Conditioning and Refrigeration.
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    1,151

    Wow, i'm surprised they don't work on RTU's. We...

    Wow, i'm surprised they don't work on RTU's. We always did both. And I am sure 99% of other companies do both also.
  17. Replies
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    1,764

    I understand that but why shutdown? After running...

    I understand that but why shutdown? After running 5-10 minutes. You would think if one was out of spec. It wouldn't start.
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    1,764

    What are the purpose of the sensors and why would...

    What are the purpose of the sensors and why would they shut the unit down even though it has a call for cool. I have a old 5ton voyager doing this exact same thing.
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    It's probably fine. Just cool (low load) in the...

    It's probably fine. Just cool (low load) in the house.
  20. Replies
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    1,769

    We'll, was coil almost freezing or was it running...

    We'll, was coil almost freezing or was it running near 50°?
  21. Replies
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    1,769

    Yeah, sounds like a overfeed. But, you haven't...

    Yeah, sounds like a overfeed. But, you haven't told us if your suction pressure is slightly higher than normal or lower. Also, discharge temp can tell you if your unit will survive. Here's one the...
  22. That's awesome those handheld navigators are...

    That's awesome those handheld navigators are expensive. At the time, We only had one to share between techs. I went to a chiller call that dumped it's charge and after I made the repair I couldn't...
  23. Replies
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    377

    No problem, Just make sure they use the correct...

    No problem, Just make sure they use the correct metering device for your refrigerant type. (r22)
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    377

    Yeah, Payne is not going to talk to you. But, i'm...

    Yeah, Payne is not going to talk to you. But, i'm sure your contractor can hook you up with a new air handler. Sure it's not going to be a ARI match. But, it will work with your existing outdoor...
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    377

    Just replace the whole air handler. Either a York...

    Just replace the whole air handler. Either a York or Goodman to keep it simple. Plus you get a actual warranty longer than yr.
  26. That all depends on what oil is in the...

    That all depends on what oil is in the compressor. Or did you and your rookie side job tech not know this?
  27. IDK, that 3 ton maybe running a 60° evap temp. in...

    IDK, that 3 ton maybe running a 60° evap temp. in mid July and August. I would just replace the compressor and go 407c before opting for a used wrong condenser.
  28. Replies
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    Okay, I see. I usually give customer a break on...

    Okay, I see. I usually give customer a break on the restrictions (less $$ than stand alone repair) I find after replacing compressor. Doesn't take all that much to recover the gas all over again....
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    Not really, the customers pay good money for them...

    Not really, the customers pay good money for them and like I said if isn't running right they pay me even more to get it right. I don't just say F@ck it and walk away. But, your right some units are...
  30. Replies
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    If I had to guess it would be Carrier (united...

    If I had to guess it would be Carrier (united technologies) as our local distributor doesn't even sell a jug of r22 anymore even though it's still legal. Also, Carriers were the first 410 units I...
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    1,556

    Hmm, I never thought of it that way. Especially...

    Hmm, I never thought of it that way. Especially when the customer is going to help foot the bill of the new unit. I'll have to give it a go next time.
    Thanks
  32. Replies
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    yes, definitely 407c. I've done a bunch of them...

    yes, definitely 407c. I've done a bunch of them with no problems. Just make sure the unit's running great before you leave. Also, you can go with Scroll's instead of those way too big R2D2 Trane...
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    What if the customer doesn't even own the...

    What if the customer doesn't even own the building, let alone the unit? But, are responsible for repairs? Are you going to fix it or let them call someone else?
  34. Replies
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    Yeah, you don't need another item to break....

    Yeah, you don't need another item to break. Especially, nowadays when "loss of charge" is ridiculously all too common on newer equipment.
  35. Well, according to the wiring diagram a constant...

    Well, according to the wiring diagram a constant 240v is always on. As the motor is wired to the supply side of the contactor. But, if he changes it to the load side problem solved.:grin2:

    ...
  36. From experience. My bet is on the module....

    From experience. My bet is on the module. Extremely rare. But, I've seen it and fixed it.
  37. Replies
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    The one I used was Venstar. I would go Honeywell....

    The one I used was Venstar. I would go Honeywell. Which wasn't available at the time. And I would still mount the receiver inside and punch a hole out for tstat wire. You'll also need a X-former in...
  38. Replies
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    Yeah, you mount the transmitter at the furnace...

    Yeah, you mount the transmitter at the furnace and the wireless receiver at the condenser. Which in my experience didn't work. I ended taking the receiver out of the condenser and mounting on a...
  39. Replies
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    12,506

    The one that I saw the other day. Didn't even...

    The one that I saw the other day. Didn't even have the white wire hooked up to ground. It was sold to customer in 2015 along with a 10 yr maintenance contract for way too much money. So, they must...
  40. Replies
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    Kind of hard to keep the dust down when you live...

    Kind of hard to keep the dust down when you live in the desert. And all those dust storms that roll through with the monsoon. :grin2:
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    PHX area? If so, most likely you have a ceiling...

    PHX area? If so, most likely you have a ceiling mount First co air handler. Shown in the pic.
  42. Replies
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    Okay guys, I ran into one of these surge...

    Okay guys, I ran into one of these surge protectors today and because of this thread curiosity got the best of me when I also noticed this protector had no ability to break the Y circuit...
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    12,506

    Is that thing even breaking the Yellow? Or did...

    Is that thing even breaking the Yellow? Or did they just install it for looks. Serious, I don't see any low voltage connections in the disconnect.
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    I'm sure the manufacturer already took that into...

    I'm sure the manufacturer already took that into account and they already included some sort of protection in their design. I can't say for certain. But, it would make sense. My household...
  45. No. I wouldn't even worry about it. Like I said...

    No. I wouldn't even worry about it. Like I said earlier I don't think the over and under even comes in a 2 stage. So your better off with the side by side unit. Using the twist transition. I was...
  46. Ok, you should have plenty of room for the proper...

    Ok, you should have plenty of room for the proper transition and oh yeah did you say you had a 16x25x1 on that existing 5 ton? :grin2:
  47. Hopefully your unit isn't backing up into a wall....

    Hopefully your unit isn't backing up into a wall. Where they have to shorten the transition length. Instead of a longer more gradual twist. You still haven't told us what size filter grill you have.
  48. I'm sure there is some stactic pressure gain. How...

    I'm sure there is some stactic pressure gain. How much? I have no clue. Maybe you could get a 2" or even a 5" filter grill to negate the loss.
  49. A twist transition is available if the existing...

    A twist transition is available if the existing elbow is buried in Sprayfoam. That way you don't disturb the integrity of the roof. I am pretty sure this is one of those twist transitions we did on a...
  50. Sounds like you have a flat roof? Where improving...

    Sounds like you have a flat roof? Where improving duct work maybe a major hassle due to not having attic access. Anyways the 2 stage your choosing should help by running in low most of the time. I'm...
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