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Type: Posts; User: bigbucks

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  1. Replies
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    What you just explained and how you explained it,...

    What you just explained and how you explained it, made perfect sense. Thanks for the reply.
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    I will use the 90-30-1 rule and finish charging...

    I will use the 90-30-1 rule and finish charging this unit tomorrow. Thanks for the help.
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    When I started this thread I was wanting to know...

    When I started this thread I was wanting to know Rule of Thumb for charging. I like to check what I'm reading against what guys are telling me in the field. My book says for a commercial system with...
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    Thanks. Yes I went through school and I'm EPA 608...

    Thanks. Yes I went through school and I'm EPA 608 universal certified. I only want to do things right. I read my books and always end up going with what my books say. There are good techs and really...
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    But the superheat and pressure isn't correct ...

    But the superheat and pressure isn't correct


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    It's down to temp by the superheat and pressure...

    It's down to temp by the superheat and pressure isn't where it's suppose to be.


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    Box temp is -20 Sent from my iPhone using...

    Box temp is -20


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  8. Replies
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    That's why I'm on this forum. I'm trying to learn...

    That's why I'm on this forum. I'm trying to learn as much as I can. Can you apply for pro status if you aren't currently working for a company in this trade?


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    The ambient is 70 degrees. The condenser split is...

    The ambient is 70 degrees. The condenser split is 25 degrees. Low temp unit. 95 degrees on a PT chart is 203 for R408. So I'm going to charge to proper head pressure on Monday because it's a little...
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    I've talked to quite a few good techs but I've...

    I've talked to quite a few good techs but I've talked to quite a few bad techs. It's amazing how much conflicting info there is. For someone that is concerned with doing things right, it's difficult....
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    Wade through conflicting information

    Being a new tech you will have to wade through conflicting information. And there is a lot out there. Depending on the tech you talk to and the books you read you can have 3 to 4 answers for the same...
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    Yeah this has a reciever. The receiver is a 75lb...

    Yeah this has a reciever. The receiver is a 75lb unit. This is a low temp 36ft freezer with 3 evaporators and matched condensor. Each evap has its own TXV valve. It also has a suction accumulator...
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    Ok thanks. I appreciate it. I am currently...

    Ok thanks. I appreciate it. I am currently looking into comfort flow.


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    This is a new system being charged for the first...

    This is a new system being charged for the first time. It has txv valves. It has a head master.


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    System charging question

    I'm charging a commercial system that is running R408. The ambient is 70 degrees. I cleared the sight glass of bubbles but the high side pressure isn't where it should be according to the P/T Chart....
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    But it's not just reading the manual. It's...

    But it's not just reading the manual. It's actually taking the time to understand what your reading. I grew up with a dad that taught me about basic electrical and basic mechanics. Plus I loved to...
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    There is a company where I live that is always...

    There is a company where I live that is always hiring apprentices. You are supervised at all times. Basically you fetch tools and help the tech your riding with. I have no problem with both. Because...
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    I've made some mistakes along the way but I try...

    I've made some mistakes along the way but I try to learn from them. I realize I still have a lot to learn still. I talked to a tech that has been in the business for 30 years and he told me he still...
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    Field experience is where you learn.

    School gets you some basic knowledge of HVAC/R. It does not give you any field experience. Once you go to school you think you can do what you were taught but you can't. The basic knowledge is great...
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    I agree with you 100%. I have called some really...

    I agree with you 100%. I have called some really good techs that I know for help. I know their time is valuable and so it their knowledge. When they take the time to answer my phone call I listen to...
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    The fieldpiece Sman3 digital gauge.

    All I can say is this gauge is awesome. I've never had problems with it. I keep it calibrated and have been told to flush it out with nitrogen from time to time. So far I love this gauge. It's easy...
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    I've read a lot of good information on this...

    I've read a lot of good information on this forum. I will continue to ask questions and use this as a source of information.
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    As a manager of a family owned grocery store I've...

    As a manager of a family owned grocery store I've dealt with plenty of hvac/r techs. I've got to know quite a few really good techs but along the way I've dealt with plenty of hacks. I only want to...
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    Good books for new techs?

    I'm a new tech that is wanting to concentrate on commercial refrigeration and residential heating and cooling. Install and repair. What are some good books to keep handy? Has anyone read the HVACR...
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    It does. But I like to calculate those manually...

    It does. But I like to calculate those manually sometimes just to check the gauges accuracy. It's been accurate every time.


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    Field Piece sman3 digital gauge

    I'm a new tech and I bought the field piece sman3. It's a great gauge so far. It's accurate as long as you keep it calibrated and flushed out with nitrogen. When you call Field Piece tech support...
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    I love the sman3 but you have to keep it the...

    I love the sman3 but you have to keep it the pressure and temp calibrated. And flush it out with nitrogen ever so often.


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    I never want to become a substandard tech or a...

    I never want to become a substandard tech or a hack. I've seen plenty of those guys. I'm working really hard to not become that guy.


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    The manager at the wholesale supply house has...

    The manager at the wholesale supply house has been a lifesaver for me. I've been on the phone all day with him before.


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    I went to school and graduated with good grades....

    I went to school and graduated with good grades. I then went and got EPA 608 universal certified. I was told that those things didn't mean much. I took it personal and thought I will show them. BIG...
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    Advice for new techs or soon to be techs.

    I would like to give the new techs or the soon to be new techs some advice. Here it is.

    1) Realize that when you graduate you haven't really learned much. All the schooling comes when you start...
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    Thanks for the reply. I'm currently doing field...

    Thanks for the reply. I'm currently doing field work for the grocery store I'm managing. And I've learned I don't know anything. I'm always on the phone with the guys I know in the business. They...
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    Thanks for the reply. I fully expect to start out...

    Thanks for the reply. I fully expect to start out as a apprentice. And that's where I want to start. Looking at applying for a job with a local company as a apprentice. I will be supervised at all...
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    Thanks for the reply. I currently repair and...

    Thanks for the reply. I currently repair and maintain equipment at the grocery store I manage. I keep the guys at the local RSD refrigeration supplies distributor shop on speed dial. The manager has...
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    Welcome to the forum. I graduated may of 2013. I...

    Welcome to the forum. I graduated may of 2013. I have my Epa 608 universal card. I manage a grocery store and do all the maintenance and repairs for the store. My suggestion is to get to be friends...
  36. Thread: New Member

    by bigbucks
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    Welcome to the forum. I live in oregon. Looking...

    Welcome to the forum. I live in oregon. Looking to get into the hvac field in the next couple of months. Will be looking to get hired on as apprentice.
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    Apprentice job outlook?

    I'm changing careers here soon. Going in to the HVAC field. What is the job outlook for apprentices? I live in Oregon. I've read some threads that are saying it's hard to get hired on as a new tech....
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    Thanks for the reply. There is a local company...

    Thanks for the reply. There is a local company that is hiring a apprentice for around $13 to $15 an hour. I take it that's good?


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  39. Replies
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    Thanks for the reply. I am EPA 608 certified. I...

    Thanks for the reply. I am EPA 608 certified. I have basic electrical knowledge. I've trouble shot electrical problems like fans, capacitors, starter relays, etc. I am not ready for a solo gig. I'm...
  40. Thread: Apprentice

    by bigbucks
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    I'm hoping to become a apprentice here soon. I'm...

    I'm hoping to become a apprentice here soon. I'm going to be changing careers soon. Going into hvac.


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    Need career change advice

    Hi,

    My name is Rusty and I need some Hvac career advice. I'm currently a retail manager but will be leaving this job in the next several months. I have taken a Hvac course in college and...
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    Yes the same cooler. High pressure switch is...

    Yes the same cooler. High pressure switch is kicking it off. The compressor and condenser fan shuts down.
  43. Replies
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    Produce case still giving me fits

    I've been working on the same produce case for a couple of weeks now. It works for a few days and then it shuts down on me. The case is running r404. I've changed the filter drier and the single TXV...
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    Since I wasn't sure who did the retrofit and who...

    Since I wasn't sure who did the retrofit and who worked on it before, I just pulled the refrigerant and started new. It's working perfect so far. It's getting hot already and is suppose to reach 95...
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    I changed the filter drier, checked the TXV,...

    I changed the filter drier, checked the TXV, recovered the old refrigerant, dropped it into a vaccum and recharged the system with virgin r404. The system was working flawlessly. Since this is the...
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    Thanks for the input. I just used m electronic...

    Thanks for the input. I just used m electronic leak detector. It works great. I was just curious about using nitrogen as a leak detector.
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    Using nitrogen as a leak detector

    When you use nitrogen as a leak detector for a small commercial refrigeration system are you suppose to pressurize the system to 300 psi? And how do you tell if there is a leak? If it doesn't...
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    My ambient is 95 to 98. The condenser is clean....

    My ambient is 95 to 98. The condenser is clean. Blew it out and washed it out. The head is high when it cools to box temp which is around 36
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    And the evaporator isn't froze up either.

    And the evaporator isn't froze up either.
  50. Replies
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    When I got to the store today I hit the high...

    When I got to the store today I hit the high pressure reset button to get the unit started. I sprayed water on the condenser to keep the unit cooled until it would bring the box down to temp. The...
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