Search:

Type: Posts; User: mjm88

Page 1 of 5 1 2 3 4

Search: Search took 0.00 seconds.

  1. The biggest thing I was looking to use it for was...

    The biggest thing I was looking to use it for was checking the heat exchanger. Since some of the older units we have are near impossible to get a good visual inspection of the heat exchanger.
  2. Yea expensive is not what I'm looking for. Just...

    Yea expensive is not what I'm looking for. Just something to help me get started with.

    Now I have a dumb question. With RTU's do you just stick the probe straight in the exhaust and still get an...
  3. Combustion analysis in the supermarket world

    I know combustion analysis has been a big topic on here, but I service strictly supermarkets my main job is refrigeration. We also take care of the hvac which is normally pushed to the side...
  4. Thread: "Drying" a drier

    by mjm88
    Replies
    21
    Views
    1,071

    I was at a Sporlan class and someone asked a...

    I was at a Sporlan class and someone asked a similar question. He said to remove moisture a drier would have to be baked at a high temperature for hours.
  5. Thread: OIL MUD

    by mjm88
    Replies
    5
    Views
    427

    It was converted from mineral oil and 502 to AB...

    It was converted from mineral oil and 502 to AB oil and 408a. This was years ago it was converted. It must have had oil issues in the past as someone put an oil separator in it. I just think if the...
  6. Thread: OIL MUD

    by mjm88
    Replies
    5
    Views
    427

    It's AB oil, I've seen dirty screens before I've...

    It's AB oil, I've seen dirty screens before I've just never seen it so bad it had to be scraped off. I'm curious what all the sludge came from?
  7. Thread: OIL MUD

    by mjm88
    Replies
    5
    Views
    427

    OIL MUD

    Have you ever had a copeland oil pick up screen so dirty it looked like mud? I had to scrap it off with a screwdriver it was so bad. The screen actually split. I'm guessing that's how it kept...
  8. Replies
    11
    Views
    956

    Accumulators are a great way to protect your...

    Accumulators are a great way to protect your compressor against liquid. Whatever reason it may be low loads, evap fan motors go out, txv gets stuck wide open. It's a good investment for the...
  9. Thread: digital gauges

    by mjm88
    Replies
    35
    Views
    2,663

    One of the first times I used my ak's I had the...

    One of the first times I used my ak's I had the wind catch a panel On a hussmann remote system and slam shut on the screen of the gauge. The only thing it did was put a small cut in the rubber boot...
  10. Replies
    1
    Views
    490

    Case temperature monitoring

    I have a customer that has asked for a way to remotely monitor case temps. These are just a few split systems and some self contained equipment. Looking for some ideas for the most affordable...
  11. Replies
    30
    Views
    3,728

    Haha we'll have to start pulling trailers

    Haha we'll have to start pulling trailers
  12. Replies
    30
    Views
    3,728

    I've heard the same thing about it being phased...

    I've heard the same thing about it being phased out due to high GWP ratings a few months ago by a local supplier
  13. Replies
    25
    Views
    2,812

    Well I have a system I'm trying to program on a...

    Well I have a system I'm trying to program on a press2temp sensor for and it's not available on the version of reflecs. I didn't know if I could update it to get that feature
  14. Replies
    25
    Views
    2,812

    . Is there a way to update the software on...

    .

    Is there a way to update the software on the reflecs controller with ultrasite?
  15. Replies
    15
    Views
    2,059

    I was just working on a Hussmann deli service...

    I was just working on a Hussmann deli service case today and they told me just the opposite. Set the Thermostat's to 28* discharge air, and set the EPR a few degrees below the evap setpoint so if a...
  16. Replies
    6
    Views
    1,436

    I've always had good luck with the strap wrench...

    I've always had good luck with the strap wrench on stuborn filters
  17. Thread: Hose Length

    by mjm88
    Replies
    17
    Views
    1,685

    This is why we never hook up to critically...

    This is why we never hook up to critically charged systems unless your positive you have a refer issue. Also probably why alot of critical system don't have access ports...
  18. Replies
    10
    Views
    977

    Yea it's a good way to ensure you don't plug up...

    Yea it's a good way to ensure you don't plug up the new one. Normally do a nitro purge as well to try and get any oil out of the evap and accumulator as well
  19. Replies
    10
    Views
    977

    We change the oil in the compressor with a...

    We change the oil in the compressor with a plugged cap tube and poe
  20. Thread: out of my realm

    by mjm88
    Replies
    43
    Views
    3,614

    I've :censored: up and last 400# of hp 80 before....

    I've :censored: up and last 400# of hp 80 before. **** happens as long as you learn from it. I was tol a long time ago it only a mistake the FIRST time
  21. Thread: out of my realm

    by mjm88
    Replies
    43
    Views
    3,614

    Same here. Just bleed the vapor out of the hoses

    Same here. Just bleed the vapor out of the hoses
  22. Replies
    10
    Views
    1,762

    you can get some milkstone remover at a farm...

    you can get some milkstone remover at a farm supply store. i wouldn't use it more than once though. then you will no doubt jack up the evap.
  23. Thread: out of my realm

    by mjm88
    Replies
    43
    Views
    3,614

    :ditto: Also like previously mentioned, learn...

    :ditto:

    Also like previously mentioned, learn the defrost cycle and your in there!
  24. Thread: Hand tools

    by mjm88
    Replies
    33
    Views
    2,833

    craftsman, gearwrench, and klien. Also a fan of...

    craftsman, gearwrench, and klien. Also a fan of the veto pro pac :cheers:
  25. Thread: A True Question

    by mjm88
    Replies
    9
    Views
    947

    It does come on there from the factory. We do...

    It does come on there from the factory. We do warranty work for true and i've seen it on a couple of the 72f units
Results 1 to 25 of 105
Page 1 of 5 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event