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Type: Posts; User: DaleP

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  1. Replies
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    How can I get the darn thing out of the body? ...

    How can I get the darn thing out of the body? One came out but the other is broken off and stuck in the body. Any help is appreciated.
  2. Thread: flotronic30gt080

    by DaleP
    Replies
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    1,495

    Thermistors

    Check ALL of your thermistors out. budg is on the right track if I had to guess.
  3. Replies
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    1,378

    We have readings done from time to time and from...

    We have readings done from time to time and from what we can tell - they are pretty acurate. Sorry I can't be more specific. I think a lot of it depends on placement of the meter on piping. (away...
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    My .02, One thing to watch for is chillers in...

    My .02,

    One thing to watch for is chillers in parallel. You cannot always use PD in parallel situations. Not always a big deal but when it is, it is. DaleP
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    j pulling it out and recharging the the correct...

    j
    pulling it out and recharging the the correct thing to do but the bottom line is it might work until you can get back to it and get them to comvert it to something other than 12. Lets get real...
  6. Replies
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    Northstar - I don't want to sound harsh but - ...

    Northstar - I don't want to sound harsh but -
    What are the system pressures as well at SH & SC? Without more info we are guessing and so are you.

    Just how many times has that question been...
  7. Thread: hepa filter 95%

    by DaleP
    Replies
    21
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    1,450

    I'm used to being wrong --

    Well, 300% wrong ain't all that bad. I could have been 500% or even 1000%.
  8. Replies
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    BKU46

    Please train me. Explain the error in my ways. Thanks for the help. I am always wanting to learn. I see a system with low sh and high sc and I guess I see a different picture than you do. Let me...
  9. Replies
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    Pull the blower door partially off. Let some of...

    Pull the blower door partially off. Let some of that hot humid air get to the coil and see what happens to your SH. If things go up you need more air. If they don't you have other issues. You are...
  10. Thread: hepa filter 95%

    by DaleP
    Replies
    21
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    1,450

    I thought "dangerous" the design parameters on...

    I thought "dangerous" the design parameters on filters like this was 1" delta P for a majority of applications. How wrong am I???????????
  11. Model Number - please. Can't promise any help...

    Model Number - please. Can't promise any help but we need a lot more information to even try. Pressures, temps, locations, brand , model #, etc -- DaleP
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    Is their a way to change how quickly this thing...

    Is their a way to change how quickly this thing brings on its second stage? We have multiple issues but being able to change how quickly the second stage comes on would at least help the situation...
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    mark - what is your TR on your drycooler? What...

    mark - what is your TR on your drycooler? What is your TR through your condensor? What is your cond pressure? More info and I think we can help.
  14. Thread: -80 ultra lows

    by DaleP
    Replies
    3
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    788

    There is info galore out there on the web. Try...

    There is info galore out there on the web. Try searching for Thermo-Forma, So-Low, Revco, Sanyo and I am sure I'm forgetting some. The Forma class was pretty good and a buddy went to the Revco...
  15. Replies
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    control_noob Not sure what you mean but the...

    control_noob

    Not sure what you mean but the link works for me.
  16. Replies
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    896

    Don't know how many of you deal with a lot of...

    Don't know how many of you deal with a lot of pumps and seals but if you ever get the chance to go to a class put on by Bill. DO IT!!!!!!!!!!!!!!! You won't regret it. I just got back from one of...
  17. Replies
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    Brian, Get a compressor or unit model number...

    Brian,

    Get a compressor or unit model number (at least brand) and start by learning one type. There are a lot of differnet types of capacity control. Start by fully understanding one and go from...
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    I know you say you have checked the thermistors...

    I know you say you have checked the thermistors but most every problem we have with our Flowtronic is thermistor related. Did you check to see if the thermistor changed ohm value at an adaquate...
  19. Replies
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    The answer to the questions asked

    Liquid line drier - best location = It depends

    Sight glass lacation and usage = It depends

    We all have our own opinoins but based on the specifc circumstances of the job you should install both...
  20. Replies
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    6,175

    I will still keep my Thermal - analog micron...

    I will still keep my Thermal - analog micron gauge. I'm just too anal.
  21. Replies
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    2,489

    A sight glass is not a crutch. A sight glass is...

    A sight glass is not a crutch. A sight glass is a possible moisture indicator on the proper system, a possible pressure drop indicator in some locaitons, and a helpfull tool in establishing possible...
  22. Replies
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    2,489

    The drier needs to be in a sperviable location...

    The drier needs to be in a sperviable location first of all. Just ahead of the metering device or directly down stream of the last joint you soldered. If you are doing work downstream of the drier...
  23. Thread: High temp alarms

    by DaleP
    Replies
    4
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    715

    I can find power but I've got a lot of rooms over...

    I can find power but I've got a lot of rooms over a wide area and the people in this area don't have the $25,000 it would cost to do it correctly so they want cheap! I thought about using DC power...
  24. Replies
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    Does anyone use the flowtronic software. We have...

    Does anyone use the flowtronic software. We have a chiller we have been working on for quite a while and haven't really needed it (I think) but thought it might be a good idea at times. Any...
  25. Replies
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    miki - we have a couple of chamber like you are...

    miki - we have a couple of chamber like you are describing with much tighter tolerances. As rimek stated, what you are trying to do should not be that difficult. We have a simple PID control. DX...
  26. Thread: High temp alarms

    by DaleP
    Replies
    4
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    715

    Looking for battery operated audible alarms for a...

    Looking for battery operated audible alarms for a few WIF/C's in one area. Looking at the Supco TA7. Has anyone had any experience with these or any other ideas?

    Thanks - DaleP
  27. Thread: Stulz - ATS

    by DaleP
    Replies
    8
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    1,270

    We've got them in one area and have had nothing...

    We've got them in one area and have had nothing but problems. Some of it is poor installation but a good portion is parts availability, accessability to some components and just in general...
  28. Thread: Stulz - ATS

    by DaleP
    Replies
    8
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    1,270

    Has anyone out there had any experience with this...

    Has anyone out there had any experience with this stuff. We've got some but I will hold my thoughts until I get some input. Thanks - DaleP
  29. Replies
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    Had good luck with HOTSHOT. I was very skeptical...

    Had good luck with HOTSHOT. I was very skeptical but the stuff works in every area we have used it in.
  30. Replies
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    If the instructions say you need them. You need...

    If the instructions say you need them. You need them. If anyone disagrees let them take the liability.
  31. Replies
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    R12 - the repairs can be made on site but you...

    R12 - the repairs can be made on site but you need some working room and the hydraulic lift at the shop is a great help. Most any of this can be done on site but you will be disrupting the area for...
  32. Replies
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    Another challenge

    One of the biggest challenges we face is makeing these people realize that repairing these systems is not always something that will happen in just a few hours. They need back up equipment, they...
  33. Replies
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    Me to - really they are not that complicated to...

    Me to - really they are not that complicated to work on but as rimek states. You learn to do things correctly the first time and by thier rules. Mistakes do cost a lot in a short period of time. ...
  34. Replies
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    Try a local research company/university. If they...

    Try a local research company/university. If they have one they are not repairing I'm sure they would love to give it to you. Good luck
  35. Replies
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    First off - kitchen hoods are not something I...

    First off - kitchen hoods are not something I work with all the time so I apologize for the possible dumb questions up front.

    Question 1 - Is there a cfm/btu ratio that you can use as a general...
  36. Replies
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    What are you all using when it comes to simple...

    What are you all using when it comes to simple remote dial out alarm systems. I have used the Sensaphone stuff for a long time and like it but I am needing to directly monitor some Ultra Low...
  37. Replies
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    Hot water - pump sprayer - no electricity = good...

    Hot water - pump sprayer - no electricity = good combo
  38. Replies
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    bku46 - Mine is not on a freq drive. My concerns...

    bku46 - Mine is not on a freq drive. My concerns are with the wheel size and the diamater of the venturie "?sp" hole in the housing. There is very little tolerance and I am wondering if we are not...
  39. Replies
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    653

    Has anyone had problems with blowers on these...

    Has anyone had problems with blowers on these ahu's. I just got involved in a situation where the wheel came apart and after the maint guys on site put things back together things still didn't feel...
  40. Thread: Curve Sheets

    by DaleP
    Replies
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    2,362

    TB - I will add my .02 to the mix. The curves...

    TB - I will add my .02 to the mix. The curves are very valualbe in determining whether a compressor is working properly, installed in the correct temp environment and operating within its design...
  41. Replies
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    Confused again

    I understand the formulas and use them often but r404a is wanting a specific cfm. I am assuming "probably falsly" he has no system cfm information. If the system would have been balanced then the...
  42. Replies
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    Maybe I'm crazy and lost but

    the best way to determine how many cfm of outdoor air you have is to do a proper test and balance on the system. Granted the temp formulas will give you an educated guess but if to do them properly...
  43. Thread: Why??????

    by DaleP
    Replies
    5
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    974

    I am always

    a little slow. I understand what happened and I have seen a lot of loose fuse holders in the past but still never seen fuses burn like this. DaleP "always on the short bus" Thanks again
  44. Thread: R-503

    by DaleP
    Replies
    15
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    1,768

    If I had POE in the system I would have changed...

    If I had POE in the system I would have changed it out in a heart beat. Not that lucky this time. Thanks for all the input. DaleP
  45. Thread: Why??????

    by DaleP
    Replies
    5
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    974

    Thanks for the replies. I just have not seen...

    Thanks for the replies. I just have not seen fuses burn this bad in the past. Seeing as how they are RES style fuses I should have expected as much. These fuses should have been changed out a long...
  46. Thread: Why??????

    by DaleP
    Replies
    5
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    974

    did the fuses burn?????? ...

    did the fuses burn??????

    http://www.iwebphoto.com/Clients/HVAC2/Album2/MVC-038S.JPG

    http://www.iwebphoto.com/Clients/HVAC2/Album1/MVC-037S.JPG

    Wire heated up on B phase. These fuses were in...
  47. Thread: R-503

    by DaleP
    Replies
    15
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    1,768

    Found some and heck, whats a couple thousand...

    Found some and heck, whats a couple thousand dollars among friends.

    This ain't a rack system where you can throw whatever in and it still works. ahhhahahahhahah

    Rack guys - just joking
    ...
  48. Thread: R-503

    by DaleP
    Replies
    15
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    1,768

    Has anyone got a good source for R-503? I have a...

    Has anyone got a good source for R-503? I have a situation where I still need to use it so I can't switch to 95 or the like. Thanks for the help. DaleP
  49. Replies
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    ice - this is an old Thermo Bank. The box is...

    ice - this is an old Thermo Bank. The box is probably 10 x 10. As for the def term, someone un hooked it in the past. Not sure why. It has been working like it is for quite a while but the...
  50. Replies
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    767

    temperature rise should you see in the box at the...

    temperature rise should you see in the box at the end of a defrost cycle? I know things vary but is 17 to 20* in the ball park? This is a hot gas defrost system that was r-12 and has been converted...
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