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Type: Posts; User: lihvac54

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  1. Replies
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    didnt see it worked in test mode,...

    didnt see it worked in test mode, whoops.....jumping to conclusions...
  2. Replies
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    If your dealing with the non modulating/2 stage...

    If your dealing with the non modulating/2 stage type voyager with drum and tube heat exchanger, the gas pressure on the manifold should be -.2 AFTER it fires off. if the unit is the modulating type...
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    2,381

    check the limit switch inside of the blower...

    check the limit switch inside of the blower cabinet(3 wires connected to it). i believe it is TCO2. if not closed can cause the heat not to operate, find these fail quite often. Follow the...
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    2,612

    Some trane units with the orange/red alliance...

    Some trane units with the orange/red alliance compressors have an issue with the oil type and causing restrictions in the headers. There is a service alert regarding this available from your local...
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    336

    Im assuming by the program you mean Rover. And...

    Im assuming by the program you mean Rover. And you have configured the inputs/outputs & programmed the controller with TGP??
  6. Trane Self Contained/Liquid Line Solenoid Flow Direction

    Have a brand new self contained unit. has two circuits with the same issue. Both circuits whether i energize or deenergize the liquid line isolation solenoids, doesnt appear to be getting flow...
  7. Definately a 2 man job positioning the heat...

    Definately a 2 man job positioning the heat exhanger and ripping the old one out.

    Best advice i can give you, charge your screw gun!
  8. i believe around 280/62 35+ superheat really...

    i believe around 280/62 35+ superheat

    really wish someone at trane would spend the extra few cents to put in a liquid port!!! ahhhh
  9. Trane Precedent TSC120 Evap/Orifice Restriction?

    Just wanna see if anyone has some advice!

    I have a couple TSC120 Packaged cooling RTU's giving me similar issues.

    Heres whats going on with one unit...

    OA Temp 90 Degrees
    Entering Coil Temp...
  10. Thread: fan belt

    by lihvac54
    Replies
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    4,571

    Short and sweet....X Belts work better for...

    Short and sweet....X Belts work better for shorter diameter lengths. I.E.: Trane Precedent units with those 26,32,35 length belts. you absolutely cannot get away with a typical A or B belt if the...
  11. Replies
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    2,991

    Funny question....Is this unit T-Stat controlled...

    Funny question....Is this unit T-Stat controlled or BMS controlled....If it is BMS controlled(Tracer Summit/Tracker etc.) and has a comm card, disconnect the comm card and isolate the unit. Its very...
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    Building Air Services? Clearwater FL?

    Anyone ever work for them???
  13. Replies
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    781

    tampa bay trane?

    Anyone ever work for them or have any personal experiance?
  14. Replies
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    474

    I got my Testo 510 & 605 H2

    Couldnt wait to use it....i went to a building to make some adjustments to a CCP and snuck outside and tapped it on to check gas pressure...THANK GOD the water filled yellow jacket will rarely if...
  15. Replies
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    4,864

    Yea well get this... we have a new install we...

    Yea well get this... we have a new install we just recently commissioned, specific room temp to be maintained was 86 degrees....construction companys maintenance contractor comes in and takes...
  16. Replies
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    4,864

    Ideally im liking the 179/902 combo...so if the...

    Ideally im liking the 179/902 combo...so if the 902 does microamps, im good, while the 179 will take care of my ohms over 10k.....im liking it

    it was either the 116/62 combo with a 902
    OR
    a...
  17. Replies
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    4,864

    ehhh just saw it doesnt look like the 179 does...

    ehhh just saw it doesnt look like the 179 does microamps ehhhh
  18. Replies
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    4,864

    yea i know thats why im considering the 902 as a...

    yea i know thats why im considering the 902 as a clamp on and as an extra meter... however the accesory current clamps for the fluke 179? would u reccomend them?
  19. Replies
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    4,864

    Fluke 179 vs. Fluke 116

    deciding between these 2 meters....

    i was originally sold on the 116/322 combo but now i just fell in love with the 179...

    im thinking about just sucking it up and getting the 902 and 179 and...
  20. Trane Voyager 50 Ton Comb. Fan Motor Board?!

    Been working on a brand new 50 ton Voyager RTU with your typical gas set up, seems like the combustion fan does its normal thing with the high and low speed however there is a board and on the...
  21. Replies
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    i dont work on many variable speed motors so i...

    i dont work on many variable speed motors so i dont think the amp meter not being true rms will kill me just yet either
  22. Replies
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    Fluke 902 vs. 116/322 combo

    oh what to do....

    my meter purchase is going to be between these 2

    i like that the 902 is true rms but the resistance reading is limited at 0-9999

    while the 116 does millivolts but the 322...
  23. testo 510, testo 605 hr, fluke 116/322 combo

    after much research and discussion i will be purchasing these 3 items over the next couple weeks...now only where to by them and finding the best price ;)

    later will be the digicools or cooper...
  24. Replies
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    My first question to you is: What kind of...

    My first question to you is:

    What kind of controller are you using? Conventional T-Stat or a Trane Programmable Zone Sensor???

    Secondly?

    When you run the unit locally through test mode ,...
  25. Replies
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    1,567

    cooper sh66a multi probe temp tester

    any reviews on the multi temp tester from cooper atkins? i was thinking about picking it up, but was curious as far as the accuracy and durability
  26. Replies
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    754

    i might sound redundant, just cant find anything...

    i might sound redundant, just cant find anything on it that clearly states that it measures inches of water column negative
  27. Replies
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    754

    testo 510 manometer???

    does this manometer also measure negative gas pressure?


    i had a thread about digital manometers and this in fact looks like the one i would like to purchase.
  28. Replies
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    Measuring Wet Bulb/Dry Bulb & RH

    what do you guys personally prefer to measure wet bulb/dry bulb and relative humidity... as far as digitially.... i know fieldpiece once again has a head that will measure all 3 but once again im...
  29. Replies
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    2,488

    Um not so sure where to go with this but u do...

    Um not so sure where to go with this but u do want to keep your head pressure up at a decent saturation/condensing temp around usually 100 degrees and keep your subcooling anywhere between 10-20...
  30. Replies
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    1,885

    Fieldpiece ADMN2 Manometer Head

    any reviews on this? as stated in another thread im looking for a digital manometer that reads negatives as well...i already have a fieldpiece stick meter and came across this accessory head with 2...
  31. Replies
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    def looking at the lc, from the sounds of it the...

    def looking at the lc, from the sounds of it the xl is just a little too big and the lc seems very comparable to the husky bag/pouch i have right now
  32. Replies
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    Well i have to say im leaning towards the fluke...

    Well i have to say im leaning towards the fluke 116, sounds like some good reviews and i like the kit they sell with the infrared gun....

    Only thing is it looks like u have to buy the current...
  33. Replies
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    4,954

    Capacitance Meter/Microfarads

    what do you guys use?
  34. Replies
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    hey guys thought id follow up....slow week, no...

    hey guys thought id follow up....slow week, no calls yet! hoping for something to get my feet wet
  35. testo 510

    cant find anywhere that it does negative pressure
  36. Replies
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    56,370

    This board should probably make commision from...

    This board should probably make commision from Veto!... never heard of them until i came on here, and i agree its a steep price but consider myself sold....going to pick one up this week
  37. Replies
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    yeah ive seen that, the only thing im thinking is...

    yeah ive seen that, the only thing im thinking is with the mfm300, i can use the temp probes for more then just superheat and subcooling, i can use it for delta t's , space and ambient temps as well...
  38. Replies
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    Yes slight bands of ice at those temps can be...

    Yes slight bands of ice at those temps can be normal...however if you have serious concerns then i would call in a professional tech, and yes you COULD be low on refrigerant but most machines have...
  39. Replies
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    DigiCools or Cooper Atkins MFM300?!

    ive been doing quite a bit of research on both and am looking to purchase one of these items...

    Im looking for something that can measure subcooling and superheat simontaneously and measure...
  40. Replies
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    443

    did you swap out with an identical stat? im...

    did you swap out with an identical stat? im pretty sure those stats have a circulation option that if there isnt a call for heat or cooling in 20 minutes it will run the fan for a little bit for...
  41. Replies
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    On Call/Emergency Service

    Hey guys, I work for a fairly large company that primarily services commercial and industrial applications. We have quite a few server/computer rooms, to shopping malls, to large office buildings.
    ...
  42. Manometers that read negative pressure/vacuum?

    Hey guys i work on a lot of voyager rooftops which operate under a negative gas pressure. For now i have one of those water filled manometers but i wanted to pick something else up, whether its a...
  43. Replies
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    485

    Trane RTU Heat Pump Expert needed!!!!

    Trane convertable Rooftop package, single cool, 2 heat(1 mechanical, 1 electric) 4WCC3060 5 Ton Unit with Demand Defrost Control(Coil Sensor + Outdoor Temp Sensor)

    Found unit running in heat,...
  44. Replies
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    Trane 4 Ton Heat Pump RTU

    Trane 5 Ton RTU^^^^^

    Trane convertable Rooftop package, single cool, 2 heat(1 mechanical, 1 electric) 4WCC3060 5 Ton Unit with Demand Defrost Control(Coil Sensor + Outdoor Temp Sensor)

    Found...
  45. Trane Split Heat Pump, Unusual Pressures?!

    im a little unexperianced with heat pumps, i can usually figure something out but this one has me stumped. im hoping someone can lend some insight.

    complaint that when heat pump runs, discharge...
  46. Rheem Furnace/AH Criterion II Heat Assisted Limit Switch?

    I was working on a Rheem furnace today and the "Heat Assisted Limit Switch" was cutting the burner out after about a minute, then would reset and so on and so on.....now ive searched everything on...
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    7,081

    Ive worked on quite a bit System 3's and Mini...

    Ive worked on quite a bit System 3's and Mini Mates, and usually the password is either 321 or 123. Also Remote Shutdown is a command given from an output on a Multiple Unit Control Panel. Its...
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