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  1. Replies
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    Carrier 19XR Literature

    Anyone have any teardown/overhaul literature they would like to share. Thanks
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    459

    CGAF restricted evaporator

    I have a 30 ton CGAF with a restricted braze plate and frame heat exchanger. I was planning on circulating RYDLYME through it for a couple hours to try and clear it, anyone have any luck with...
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    I sat through a presentation recently by a DuPont...

    I sat through a presentation recently by a DuPont rep, and he also said all elastomeric seals should be replaced as ICEMEISTER stated. He also recommended adding 10% POE oil to the existing mineral...
  4. Thread: Leak check

    by trane_stud
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    3,517

    Usually means you've been slugging liquid

    Usually means you've been slugging liquid
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    by hydro testing could they be refering to a test...

    by hydro testing could they be refering to a test procedure where a coil is put under nitrogen pressure and then submerged in water to see if it bubbles, indicating a leak......just a thought?
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    Why would you need it in writing? Proper greasing...

    Why would you need it in writing? Proper greasing of the motor will not harm it. By the serial number those units appear to have been manufactured in 2004, they deserve a good greasing by now!
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    I agree P-66 all the way.

    I agree P-66 all the way.
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    3,901

    I have a customer who put it in a CVHE. We did...

    I have a customer who put it in a CVHE. We did not reccommend them adding it, but they were givin the product free to try which is very expensive. They had a third party monitor the chiller...
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    812

    I like to put isolation valves in to make...

    I like to put isolation valves in to make changing driers and cores easier and faster in the future
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    877

    I have installed these on many chillers. I have...

    I have installed these on many chillers. I have even rigged up a portable version that I can hook-up to any chiller for leak testing purposes. They have an adjustable setpoint for vessel pressure. ...
  11. Thread: Coil Info

    by trane_stud
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    336

    Coil Info

    Just wondering if anyone could provide me with any information on a Carrier coil M/N 28G13-288 S/N 5-25-70, I am looking for CFM, GPM, number of rows and fins per inch. I am trying to save a trip to...
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    1,882

    Belt size formula

    Does anyone know of a formula for calculating belt size? I know the span center to center and both sheave diameters. I have always used a peice of string to measure total distance and it gets me in...
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    on one of the first tube cleaning jobs I did, I...

    on one of the first tube cleaning jobs I did, I valved off condenser, hooked up a hose to drain water and left to go work on another chiller. I returned about an hour later and saw no more water...
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    This chiller did not have any cond cleaning...

    This chiller did not have any cond cleaning performed on it since feb of this year. I was also instructed by our factory chiller guru(JT) to add a lengthy disclaimer at the bottom of my job report...
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    4,216

    I was on-site today to witness the addition of...

    I was on-site today to witness the addition of the additive to the chiller, a 1998 CVHE450, never has been overhauled, never a purge rate, purs like kitten 24/7, shutdown 3 days a year for annual...
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    4,216

    We do not have an all inclusive contract with...

    We do not have an all inclusive contract with them, just PM and we bill all repairs. They are a very large well known pharmacutical manufacture with about 15 large tonnage centrifrigals on-site. My...
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    permafrost??

    I have a customer who is going to be putting an oil additive into his Trane CVHF called permafrost. We, with factory input, have advised against it but the customer insists claiming an increased...
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    Plenty of work for us in central NY, our...

    Plenty of work for us in central NY, our equipment sales are at an all time high this year, I have done more new equipment start-ups this year than in my previous 11 years. We are however seeing a...
  19. Thread: old shotgun

    by trane_stud
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    1,175

    The gun overall is 46.5 inches long, the barrells...

    The gun overall is 46.5 inches long, the barrells are 30 inches long from the breach to the end. I have no plans on firing it, I would like to take it to gunsmith to see about restoration. I am...
  20. Thread: old shotgun

    by trane_stud
    Replies
    16
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    1,175

    old shotgun

    just wondering if there are any firearm buffs on the site. I am not, but am looking for some info on an old shotgun that someone has given to me. It is a side by side double barrell shotgun, 8...
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    I really wish I could change my user name. I...

    I really wish I could change my user name. I don't know if I can. The name started out as a joke with the person who introduced me to this site. I honestly didn't think I would enjoy this site as...
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    In my opinion those low ambient kits suck, I...

    In my opinion those low ambient kits suck, I can't even tell you how many of them I have had to replace this past winter. I prefer to use a Johnson P66. Just make sure to have a ball bearing fan...
  23. Thread: Absorbers

    by trane_stud
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    Its a single stage, not quite sure of the...

    Its a single stage, not quite sure of the tonnage, but it is a full working unit with ucp2. Thats the only absorber they have, but they do have some burners from the direct fired units. Dave said...
  24. Thread: Absorbers

    by trane_stud
    Replies
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    2,700

    Dave taught the class, absorbtion essentials, and...

    Dave taught the class, absorbtion essentials, and it focused mainly on the cycle of the single stage unit. Its really great to have a real working unit to learn from in the lab. Steve teaches the 2...
  25. Thread: Absorbers

    by trane_stud
    Replies
    34
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    2,700

    Absorbers

    I just got back from a week long training class/lab about absorbtion chillers. I always stayed away from them in the past due to lack of training, but now I can't wait to get my hands on one. I...
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