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Type: Posts; User: gasnowman

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  1. Replies
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    What kind of check valve (3 basic types) do you...

    What kind of check valve (3 basic types) do you have? I take it the you have a split system ac system being that it is an open drive. If so, is the compressor below the evaporator? Oil overcharging...
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    Had account where there was an alternate...

    Had account where there was an alternate refrigerant used in place of R500 class CFC. I am thinking i used a HCFC type 409a or it could have been a HFC type 404a. Sorry it has been a long time ago....
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    they make wine coolers for this application.They...

    they make wine coolers for this application.They are typically split system installation. I worked on some years ago that were called breeze air out of california. Good luck
  4. Thread: NAIL SALON

    by gasnowman
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    2,333

    get a fart fan those VOC'S............not an HVAC...

    get a fart fan those VOC'S............not an HVAC system.......
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    At 3.1 tons you may want a 3 ton system....

    At 3.1 tons you may want a 3 ton system. According to consumer report 2010 there are less warranty claims on Ruud/Rheem then any other ac manufacture. Not knowing how this survey was performed or...
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    Sawafuji swing compressors

    looking for a replacement for this 120vac/12vdc compressor. Has anybody ever performed any retrofits or know where to get a oem/ similiar replacement.You can pick this compressor up with one hand....
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    They have great tech support maybe you should...

    They have great tech support maybe you should give them a call.... I do
  8. Thread: Bearings

    by gasnowman
    Replies
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    1,442

    Been working on a few Dodge bearings lately. One...

    Been working on a few Dodge bearings lately. One had a 3 7/16 th bore. They were industrial strength type bearings. They have 2 and 4 bolt flange base patterns. Good luck....
  9. Thread: RTAC leaking

    by gasnowman
    Replies
    42
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    4,558

    Sounds like a hot start with a bypass loop...

    Sounds like a hot start with a bypass loop glitch. You could have a inverted loop control tuning start. Which either way sounds like fun. Good Luck
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    Heat craft in Stone Mountain, Ga can help you...

    Heat craft in Stone Mountain, Ga can help you out. You can get custom superior grade product and great customer support. Not including that magical coil coating they can apply. Nice plant
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    :confused:Do you have more information about your...

    :confused:Do you have more information about your application. I am wondering what kinda split your in reference too. Direct expansion,screw,semi,recip,rotary,scroll,single ckt,dual ckt,tandum ckt....
  12. A good man once told me. The "rule of thumb" is...

    A good man once told me. The "rule of thumb" is ment to be bent. So with that in mind i will say 3 to 6 cycles per hour is a good rule of thumb. Pending the infiltration and equipment size in...
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    thanks for the information rob and targetman. I'm...

    thanks for the information rob and targetman. I'm currently looking at both and another one that i found called high5. Is anybody using anything else?
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    824

    Commercial/Industrial

    I am trying to locate software for preventative maintenence programs. Preferably for all applications but residential. We work on anything from split systems,package...
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    2,135

    you may want to consult reznor for your specific...

    you may want to consult reznor for your specific application. We have some MAPS 2 units that work well with a custom dewpoint controller. They provide spot cooling and require hot gas bypass due to...
  16. Replies
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    25,200

    Well, have you run JC out of town yet Mr....

    Well, have you run JC out of town yet Mr. Dombroski? I can see it in the Chattanooga Times now.:rolleyes:
  17. Replies
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    Evaporator approach defined is 10 degrees colder...

    Evaporator approach defined is 10 degrees colder than your leaving medium. Have you checked the specific gravity of EG? Is this system capable of running? If so we would need more trends.
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    Looks nice. Can i borrow your new gantry when you...

    Looks nice. Can i borrow your new gantry when you are through. Lord knows you worked hard for it.:D
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    1,352

    Heat Energy Recovery Ventilators work well. I...

    Heat Energy Recovery Ventilators work well. I would also recoommend Semco manufactors of a good product and support.
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    So did you have any luck yet sockher(haha)? You...

    So did you have any luck yet sockher(haha)? You know this looks like the same relay board used for a 3 speed fan control fan coil with heat and cool outputs. Next question, are you trying to make 2...
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    1,684

    soccer , what size is your electrical heater...

    soccer , what size is your electrical heater 40kw? It would depend on the engineered application... You may want a three stage heat and a two stage cool. Look at it like heat1=10ton, heat2=10ton,...
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    750

    What type of refrigerant and oil? I'm also not...

    What type of refrigerant and oil? I'm also not aware of any gelling but waxing can occur with based varibles.:)
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    You know we should have a felt replacement gasket...

    You know we should have a felt replacement gasket on all replacable core shell driers. I guess you can purchase as a seperate cost item part? If you can remember with all these " step" practices and...
  24. Thread: 12F drop?

    by gasnowman
    Replies
    9
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    890

    yes a 12 delta t = bad. Sounds like your a...

    yes a 12 delta t = bad. Sounds like your a dumping SAT in your RAT. You need someone to give you some TLC. Good luck
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    You may want to pull the charge.Verify the...

    You may want to pull the charge.Verify the recovered charge amount verse factory weight. Remove the liquid drier and try to blow thru that under sized problematic drier:D . If it's not restricted...
  26. Thread: Flash gas

    by gasnowman
    Replies
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    2,596

    Jake Trane flash gas should only occure at the...

    Jake Trane flash gas should only occure at the metering device on a direct expansion system(DX). I was told and agree that it is the coldest point in the basic refigeration cycle. Found only at the ...
  27. Replies
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    do you have any compressor superheat or...

    do you have any compressor superheat or subcooling on ckt#1. What you do know is the external equalized line is below 32 degress. I suspect a low charge or a bad tev or restiction. Make sure if you...
  28. Replies
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    Do you know what terminal it blew? What kind of...

    Do you know what terminal it blew? What kind of application is the R-22 hermetic compressor running? Well you get where i'm diggin at but much more information is required in order to better assist...
  29. Replies
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    1,362

    I seen my pump pull 35 microns after an oil...

    I seen my pump pull 35 microns after an oil change. Most pumps out of the box will pull 50 microns or lower. It maybe time for a earl change heat.
  30. Thread: Help Me!

    by gasnowman
    Replies
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    3,802

    You charge by what the equipment data tells you...

    You charge by what the equipment data tells you they recommend based on that particular designed system. They may address any charge critical practices and/or recommendations needed on that system....
  31. Replies
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    What is the model number on this eight cyclinder...

    What is the model number on this eight cyclinder beast? I have an exploded parts view on most semi hermetics with unloading/loading cyclinder sequences.
  32. I always check both before and after. So both...

    I always check both before and after. So both methods are correct in my opinion. Some factory personal live in a perfect world maybe never stepping into the trenches of soldiers field and the...
  33. Replies
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    Matt, Sounds like you got a snake in your...

    Matt,

    Sounds like you got a snake in your condenser feeder tube(ha ha). Sorry I've had no experience with the Statitrac controls. But just curious about the supply fan status(on all 3)during...
  34. Replies
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    Dave, With your data I arrive with a +12 to...

    Dave,
    With your data I arrive with a +12 to +27 sub cool and a 18 degree assuming compressor superheat. Too make a long story short the delta T is too low. What was the actual discharge air...
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    915

    The ninth digit in the model number will...

    The ninth digit in the model number will determine the number of cylinders that unload. Does the 7100 call/output for the compressor run/unloaded signal? Excessive discharge temps and slugging are...
  36. Replies
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    The little blue box is the brain box. It could be...

    The little blue box is the brain box. It could be a 7800 series control. If so, the history on systems ignition controls status are recorded in the memory of the control. I found that RE Michels...
  37. Replies
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    what kind of parts you looking fur? Do you have a...

    what kind of parts you looking fur? Do you have a model number? This would be most needed and more if your looking for a resolution....
  38. Replies
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    What is the condenser medium temperature. This...

    What is the condenser medium temperature. This being low and load low will provide low dicharge superheat... Are you air cooled or water cooled?
  39. Replies
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    1,866

    You may want to contact the John Wood Company for...

    You may want to contact the John Wood Company for this type of application. These guys are the good with expansion application design.
  40. Replies
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    2,690

    So you have a zone control system that controls...

    So you have a zone control system that controls dampers and a equipment control that is located in the hallway that actually controls the equipments functions based on this temperature. If i'm...
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    We installed the factory manual inlet/suction...

    We installed the factory manual inlet/suction damper on the external power venter. Then we were able to perform the flue setup procedures to factory specs. Thanks for the speedy reply Mr.Stanton you...
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    Thanks a million. I think i'll call the Factory...

    Thanks a million. I think i'll call the Factory and get my monies worth Mr Pope. May you be blessed..........
  43. Replies
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    1,459

    Started up a Burnham(v9) hot water boiler with an...

    Started up a Burnham(v9) hot water boiler with an external power venter. It also has new power flame burner rated positive 1.8 MBH natural gas. We were unable to maintain a positive pressure on the...
  44. Replies
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    1,173

    sounds like the hose depressor did not make...

    sounds like the hose depressor did not make contact with with the schrader core on the high side of the system. Was the discharge line hot?
  45. I was thinking that the coldest point in a...

    I was thinking that the coldest point in a typical direct expansion refrigeration system was at the pressure drop device known as the flash point at the inlet of the evaporator. Gordan Thomas told me...
  46. Replies
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    2,737

    All machines are unique in there own way like a...

    All machines are unique in there own way like a YSDC. You are correct that screw machines are discharge superheat critical and should be recorded at 80% of full load current. Discharge superheat...
  47. Thread: AHU problems

    by gasnowman
    Replies
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    2,151

    What is the supply and return air temperatures on...

    What is the supply and return air temperatures on this AHU?
  48. Replies
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    Do you have a model # of your master stat. You...

    Do you have a model # of your master stat. You can get all carriers diagrams on hvacpartners.com.
  49. Checkout the Refrigeration Service Engineers...

    Checkout the Refrigeration Service Engineers Society at RSES.org. Look at the 68th Annual Conference and HVAR/R Technology Expo being held 9/27 thru 10/1 in Atlanta,Ga. It's a once in a liftime event...
  50. Replies
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    I was told that they are using a different...

    I was told that they are using a different manufactor. Johnson was not the new manufactor. I do not know this from my experience. I will be starting a 100 ton RTAA next week thou and will check out...
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