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  1. Replies
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    Should the liquid line be insulated? I remember...

    Should the liquid line be insulated? I remember being told at a Goodman class that in an attic above 120*F' the liquid line should be insulated. They didn't state why though, but could the attic...
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    Now guys I'm not at this job because of any...

    Now guys I'm not at this job because of any problems with the cooling haha. The system cools just fine to me. I just had some down time and was scoping out the heating/cooling equipment.
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    978

    It is 3/8ths out of the condensing unit and...

    It is 3/8ths out of the condensing unit and reduces a few inches downstream of the service valve
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    978

    Now I thought I learned that a cap tube was a...

    Now I thought I learned that a cap tube was a means of flashing refrigerant into a low pressure low temp liquid. Its a fixed orifice like a piston would be considered. So shouldn't the line be...
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    Would it be referred to as a cap tube? Its just...

    Would it be referred to as a cap tube? Its just strange how the line isn't even cold at the point the insulation is on it.
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    Liquid line coiled

    Hey guys, I came upon a strange setup on a non hvac related side job. System cools well, ( says the back of my hand thermometer feeling supply air from a register ), its a newer Lennox furnace with...
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    The 2 valve zeppelin is a nice manifold, and...

    The 2 valve zeppelin is a nice manifold, and relatively cheap too. I'm only working with my JB M2 right now. The main idea of a 4 valve I like most is that you can keep the entire manifold in a...
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    Yep, we have the core removal tools but only one...

    Yep, we have the core removal tools but only one of them, it only was ever used to change schrader cores. The company I'm at is a little behind the times but I"m working on getting them up to speed...
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    4 valve manifold worth it?

    Lately I've been considering looking for a 4 valve manifold. The J/B zeppelin all black ( competitor to the cps black max I suppose ) has caught my eye. For $190 with hoses, almost can't go wrong. ...
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    Universal multi-hp motors

    Hey guys, just wanted to know some opinions on multi-hp replacement motors. We carry the diversitech blower motors and condenser fan motors. I'm not really impressed with them, my first...
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    When you let the charge go, which service valve...

    When you let the charge go, which service valve did you open first? I was told at a Goodman class, the suction service valve should be opened first. If you do liquid first you could void the oil...
  12. Thread: Lineset kinks

    by Jack93
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    475

    It was just an ac checkup call, i did say service...

    It was just an ac checkup call, i did say service in my original post. But yeah, the fact that it was the suction line with just vapor, I didnt think too heavily on it. Especially since I couldnt...
  13. Thread: Lineset kinks

    by Jack93
    Replies
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    475

    Lineset kinks

    Last week I went on a job, cooling service, 8 year old Goodman 2.5 ton straight cool. I noticed several signs of a hack job, one being the suction line being kinked where they tried making a...
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    If you have a DMM with the ability to read...

    If you have a DMM with the ability to read capacitance, I'd also check the indoor blower run capacitor. Could be weak, causing the blower to run slower than it should. Are you familiar with how to...
  15. Thread: CPS Vacrometer

    by Jack93
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    365

    CPS Vacrometer

    I'm having some issues with my CPS micron gauge that's only been used..3 times since I bought it. Had a funky issue the second time. I have it set up at the pump with a tee, ball valve directly on...
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    Ok, maybe you guys are seeing the name "supco"...

    Ok, maybe you guys are seeing the name "supco" and are thinking of the super boost type kit. The 3w1 kit is a seperate potential relay and start cap. Just like a factory start kit. Black from 5 to...
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    LOL, how about that. Nice catch!

    LOL, how about that. Nice catch!
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    Isn't the supco 3w1 kit the same as a 5-2-1...

    Isn't the supco 3w1 kit the same as a 5-2-1 basicly? Actually says it replaces that kit. Both are for 1-3 ton applications
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    Thing about the noise it makes is, it doesn't do...

    Thing about the noise it makes is, it doesn't do it every time, it's kinda rare to be honest. It's made that noise before. I'm probably being paranoid about it lol, but it's my parents unit so I...
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    Update on the thread.. Well, the start kit I...

    Update on the thread.. Well, the start kit I ended up getting for it is the Supco 3w1. Seems like a nice little kit, it's the 3 wire version with the potential relay, and bracket that the cap snaps...
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    Them greedy mofo's

    Them greedy mofo's
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    Ok, I'll pick one up at the supply house and pop...

    Ok, I'll pick one up at the supply house and pop it in this weekend. I gotta wonder why Bryant wouldn't equip them from the factory with the kit originally. Maybe not all systems were equipped with...
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    Start assist kit necessary?

    Hey guys, I have a question on the A/C in my parents house. It's a 2 1/2 ton Bryant Evolution 14 seer with a scroll compressor. System has a TXV. The wiring diagram has a spot for an optional...
  24. Replies
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    1,083

    Explain your last statement there. Condenser TD...

    Explain your last statement there. Condenser TD 0*F? You don't mean my low and high side gauges reading the same do you? Or do u mean temp on the gauge compared with LL temp?

    Is there a way to...
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    1,083

    Ditto on that one. I'm going to try the Ice...

    Ditto on that one. I'm going to try the Ice water test.
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    1,083

    I've had good luck with mine, like I said if I...

    I've had good luck with mine, like I said if I know the exact ambient temp, I'll let my pipe clamp then k type sense it, they both are accurate, the fluke k type takes longer to stabilize though I...
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    Really? How about that. It's a shame the Fluke...

    Really? How about that. It's a shame the Fluke 52 is over 300 bucks, I really don't want to shell out that much right now
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    1,083

    I have heard things about their vacuum pumps...

    I have heard things about their vacuum pumps being junk, but I've heard that CPS manifolds are leaky, yellow jacket has outsourced their production to third world countries, I had a uniweld as backup...
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    Is there a better sure-fire way for me to test my...

    Is there a better sure-fire way for me to test my temp sensing instruments?
  30. Replies
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    Well, that system was a newer Goodman that was...

    Well, that system was a newer Goodman that was installed last winter, condenser was spotless of course. As for my gauges, I have an analog J/B manifold set that is not junk, and I know it's...
  31. Replies
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    Liquid line superheat

    Hey guys, there's a situation that I've come upon in my journey as a rookie tech. The best way I could put it, liquid line superheat. Where my liquid line exiting the condenser is actually warmer...
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    Ok, guess I got my terms mixed up. But in that...

    Ok, guess I got my terms mixed up. But in that case, the air shutter is what I make adjustments with and the air band is what is usually shut or just cracked open on the burners I've worked on and I...
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    Oil burner air adjustments

    Hey guys, this may be almost a bit out of season, but I have a question about the air band and shutter on the beckett burners. I was told before that you don't touch the shutter, and adjust your air...
  34. Thread: keeping dry

    by Jack93
    Replies
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    955

    I had to spend a few hours out in snow installing...

    I had to spend a few hours out in snow installing a heat pump a couple months ago. We had some old duct insulation we weren't going to use, propped that up and it kept everything relatively dry,...
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    Ok. Well, for my first repair call, I did...

    Ok. Well, for my first repair call, I did alright, still have alot to learn but that comes with time and experiences. I did verify that the cad cell was pointing in the right direction. Next time I...
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    Troubleshooting cad cells

    Hey guys, I just have a question on cad cells. Last week I ran my first service call on my own. Oil furnace, Beckett burner. I asked the customer what was going on, they told me that it lights but...
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    Manufacturer classes

    Hey guys, I was curious on how to find out about when classes from the HVAC equipment manufacturers are going on and where to go for them in the South Jersey area. I've never been to a class before...
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    I was working for a small subcontractor that had...

    I was working for a small subcontractor that had a contract from a larger company to do all their HVAC for them. They are contracted to maintain/service the communications equipment and they let us...
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    Yes I am aware of that. I'll just go around and...

    Yes I am aware of that. I'll just go around and put some applications in and leave my resume with some local shops, and keep an eye out on job websites for any full time or atleast close to full...
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    Is part time worth it?

    Hello everyone, unfortunately I've been let go by the company I was working for. They were a small operation that had contract issues with the lead company and consequently, didn't have the money to...
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    I'm from New Jersey, working for a non union shop...

    I'm from New Jersey, working for a non union shop I make $11/hr. I got lucky and landed a position with my company who was looking for helpers, only 2 months out of school. But I responded to every...
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    Does anyone attend RSES meetings?

    Hey all,
    Back when I was in school, every first Thursday of the month I would go to these educational RSES meetings. Both of my old instructors are RSES members and attend each one and a few guys...
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    Alright that's good to know. Now that 20 bucks I...

    Alright that's good to know. Now that 20 bucks I saved not buying one of them I'll use on something better, like that thermometer! The system I charged had a scroll in it. Are recip. compressors...
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    Well thats good to know they can take a little...

    Well thats good to know they can take a little abuse. For now though i'll just get my use out of my analogs. They're brand new, no sense in retiring them yet.
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    I may get digital gauges down the road but not...

    I may get digital gauges down the road but not yet. I have 2 new manifolds a J/B for 410A and a Uniweld for 22. I'll get my use out of them for a few years and once they get too beat down I'll look...
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    Oh yeah the pipe clamp thermocouples, I have...

    Oh yeah the pipe clamp thermocouples, I have heard about them. Is the fieldpiece compatible with my fluke though?
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    Looking for a few tools

    Hey guys, theres a few tools I'm looking to buy soon but I just want some opinions. What do you guys use to get your subcooling or superheat temps? I use the thermometer lead supplied with my fluke...
  48. Replies
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    Thanks for the advice hurtinhvac. I'll be...

    Thanks for the advice hurtinhvac. I'll be getting those 2 size nut drivers soon. I have everything you listed except for an adapter. When you say adapter, are you talking about the adapter for the...
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    Just added my location. I am from Southern New...

    Just added my location. I am from Southern New Jersey. Sorry about that it was something I meant to do but never got to. I would come on here to do it but get caught up browsing the forums! The...
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    Oh yeah, I know. Luckily I'm a good listener,...

    Oh yeah, I know. Luckily I'm a good listener, not a big talker. The only thing in school we did not touch on in shop was ductwork. We learned in class about it, I understand how a duct system...
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