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  1. Ok, now I see your problem. I need to stop...

    Ok, now I see your problem. I need to stop skimming posts.

    There should be a pressure drop of 10-15 psi across your holdback valve between the dropleg and the tank. Holdback will set your...
  2. Why have a separator then if its going to be...

    Why have a separator then if its going to be bypassed?
  3. Other than the tank filling up what other issues...

    Other than the tank filling up what other issues are there? It's very common for the liquid line sight glass to be 'rivering' and not filled to the top. It sound like the A9 solenoid should be...
  4. The newer Hussmann vertical receivers I work on...

    The newer Hussmann vertical receivers I work on have a vent stub on the tank at the same height as the A9 inlet, or even higher. I will see if I can find some photos.
  5. The top of the dropleg will be seeing the same...

    The top of the dropleg will be seeing the same pressure as the discharge line. The bottom of the dropleg has the same pressure plus the weight of liquid, as you had mentioned.
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    I think the guys thought you were looking for...

    I think the guys thought you were looking for specs for a new rink., not just maintenance. :oops:
  7. I would be very surprised if the system never...

    I would be very surprised if the system never came with a liquid receiver already installed, so yes that will be needed if the chiller uses a plate exchanger as an evaporator. I would also highly...
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    2,126

    I guarantee the equipment from Quebec has a...

    I guarantee the equipment from Quebec has a little too much of that involved.
  9. Replies
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    2,126

    The transcritical stores I take care of have...

    The transcritical stores I take care of have several 580# reliefs for the vessels and headers on the racks, plus a 1740# for the high side discharge line. When the power goes out we have a natural...
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    1,444

    Ok, picked up my 2nd replacement tool today and...

    Ok, picked up my 2nd replacement tool today and the salesman at the counter couldn't make it cut a piece of PVC, either. Got my refund and ran as fast as I could. I highly suggest others to do the...
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    1,444

    What do you mean? I love mine, it's very safe.

    What do you mean? I love mine, it's very safe.
  12. Replies
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    1,444

    There probably is for the warranty repair depot,...

    There probably is for the warranty repair depot, but I'm not waiting to find out. I bought my first one from the local supplier and the trigger fell off while talking to him over the phone. Told me...
  13. Replies
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    1,444

    Another awesome tool from Milwaukee. I don't...

    Another awesome tool from Milwaukee. I don't think it could cut a carrot, maybe I'll let my wife try it.


    https://www.youtube.com/watch?v=p6bPWgNkTvg
  14. Replies
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    1,444

    Anybody buy the Milwaulkee PVC shears?

    I just bought one because I'm tired of reworking 1-1/2" drains under refrigerated cases with a sawzall and my helpers breaking off the traps and not cutting straight. Anyways, I made a few test...
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    878

    You should install a few UV lamps inside to kill...

    You should install a few UV lamps inside to kill it. I'm surprised the manufacturers don't offer this.
  16. Replies
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    878

    'High in fibre' ice cubes. Yum. And the reason I...

    'High in fibre' ice cubes. Yum. And the reason I always ask for no ice.
  17. Replies
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    10,205

    I agree. The last 2 store I built have 10x the...

    I agree. The last 2 store I built have 10x the electronic equipment as previous ones and the service calls are much more frequent. (each store has around 160 control boards, 150 pressure...
  18. Replies
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    344

    Doesn't sound abnormal, but I usually see them in...

    Doesn't sound abnormal, but I usually see them in noisy environments where I wouldn't be able to hear them. Any control issues so far? I just finished replacing around 100 of the SER-C and D valves...
  19. Guys, please stop referring to 'transcritical...

    Guys, please stop referring to 'transcritical fluid or state'. There is simply sub-critical or super-critical states of operation. Transcritical just means the system is capable of running in...
  20. Replies
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    1,707

    I use to do this job for the challenge and was...

    I use to do this job for the challenge and was very passionate about my work. As I get older and have a continuous flow of new garbage from manufacturers that are selling direct to my customers, I...
  21. Thread: Mobil 1

    by mspanky
    Replies
    12
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    1,065

    Mobile 1 is engine oil made by Exxon / Mobile. ...

    Mobile 1 is engine oil made by Exxon / Mobile. Big difference.
  22. Replies
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    449

    Oil equalizer lines cause more problems than they...

    Oil equalizer lines cause more problems than they prevent, in my experience. And if you have an opportunity to work on a rack that has sight glasses on the compressors and the oil pots you will find...
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    Is the case defrosting properly or at all?

    Is the case defrosting properly or at all?
  24. Replies
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    5,804

    I call mine a long nut driver. The official name...

    I call mine a long nut driver. The official name at electrical suppliers is HollowShanX 12 x 9/16 Inch Hollow Shank Power Nut Driver.
  25. Replies
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    5,804

    7 year old thread revival! Good job, sir. And...

    7 year old thread revival! Good job, sir. And your tool is available to buy at RSL.
  26. I love the new 12v kit with the mini sawzall and...

    I love the new 12v kit with the mini sawzall and impact driver that fit in my service tool bag.
  27. My NiCads go back to 14 years ago and online...

    My NiCads go back to 14 years ago and online shopping wasn't invented yet last time I checked for them at the suppliers. But yes, they can be found now for twice the price of the new style batteries.
  28. I actually ordered a new Lithium V18 battery off...

    I actually ordered a new Lithium V18 battery off Amazon last night. There was very little online shopping when I bought the kit years ago, seems like even the old 18v NiCads are for sale again for a...
  29. The tube cutters are probably the best powered...

    The tube cutters are probably the best powered tool I've used in 20 years. I built 2 CO2 supermarkets last year using 1-1/8" or smaller tubing and the 3 cutters we had on site probably saved 200 man...
  30. For years I always had Milwaukee tools and the...

    For years I always had Milwaukee tools and the batteries were always interchangeable. Then on my 3rd set of tools I bought their first lithium set, still using the standardized battery mount which...
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    It's not on a rack, therefore no EPR.

    It's not on a rack, therefore no EPR.
  32. Replies
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    811

    The hot gas and electric defrost specs are listed...

    The hot gas and electric defrost specs are listed on a separate page. 20 minutes, term at 48* for this case and if it is ordered with heaters then use them.
    ...
  33. Replies
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    735

    The pressure relief valves, of course, will...

    The pressure relief valves, of course, will dictate what pressure you need to maintain. Find yourself a p/t chart for CO2 and go from there, but room temperature will be above 800psi.
  34. Replies
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    735

    It's been many years since I've worked on one,...

    It's been many years since I've worked on one, but they always had 2 t-stats. One for the small condensing unit and one for heaters to bring the tank pressure back up if needed. The evap is just a...
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    466

    Who's they? Your co-workers?

    Who's they? Your co-workers?
  36. Thread: defrost

    by mspanky
    Replies
    4
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    409

    http://lmgtfy.com/?q=frigidaire+frs26zrgw9+timer

    http://lmgtfy.com/?q=frigidaire+frs26zrgw9+timer
  37. Replies
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    The small screw is for adjusting the heater in...

    The small screw is for adjusting the heater in the sensor, not for regular usage. As your sensor wears out you will occasionally need to turn the small screw slightly clockwise, with a new sensor...
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    382

    It looks like the padlock in the background. My...

    It looks like the padlock in the background. My guess it was the same tool that caused both.
  39. Replies
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    860

    Sounds like a training issue for them and easy...

    Sounds like a training issue for them and easy money for you.
  40. Replies
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    483

    We test oil in our stores twice per year and...

    We test oil in our stores twice per year and change when needed, usually when a compressor blows up. Occasionally an oil change is needed before a blowup, but not often.
  41. Strange Yellow Jacket 3/8" charging hose failure.

    I ran into this issue last night with a co-worker. We were having issues pulling a vacuum and transferring liquid on a supermarket rack and finally narrowed it down to a restriction in a 5ft...
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    707

    Add more gas.

    Add more gas.
  43. Replies
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    1,745

    I don't want to buy the warranty on a failing...

    I don't want to buy the warranty on a failing aluminum coil by repairing it. I always purchase a new one as the next leak is usually not far behind.
  44. Replies
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    860

    A blast freezer is a freezer with high velocity...

    A blast freezer is a freezer with high velocity evap coils. There is no other definition needed, and yes I have worked on several than run 24/7 such as an ice-cream plant that we maintain. Another...
  45. Replies
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    703

    This was the first ammonia refrigeration plant in...

    This was the first ammonia refrigeration plant in Russia? What the hell have they've been doing for the last 75 years?
  46. Replies
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    571

    All our recent stores have a computer in the...

    All our recent stores have a computer in the mechanical room for monitoring the refrigeration. (Microthermo or CPC) I simply use Teamviewer on my iPad or iPhone to control this computer remotely. ...
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    I use my iPad running Teamviewer with a wireless...

    I use my iPad running Teamviewer with a wireless router, Ultrasite on my laptop controlled by my iPad,etc. There are many ways to do this, but a wireless router is a must. My last 2 stores had...
  48. Replies
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    832

    My last job using stainless used more than twenty...

    My last job using stainless used more than twenty large nitro cylinders for pressure testing. Also I don't think argon comes in the high pressures that nitro can for testing to 1500psi. (Different...
  49. Replies
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    832

    My opinion is that argon is 10x the cost of...

    My opinion is that argon is 10x the cost of nitrogen so I would never use it for pressure testing. I do use argon for welding stainless as nitrogen is not inert for back purging while welding.
  50. Replies
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    Master the flexible combiner and you will become...

    Master the flexible combiner and you will become an immortal supermarket fridge guy. (with too much work)
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