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Type: Posts; User: chiller rob

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  1. Replies
    30
    Views
    2,717

    What OEM manufacture is doing vsd scroll? Trane?...

    What OEM manufacture is doing vsd scroll? Trane?

    I was aware of the danfos design but wasn't aware of an oem in the US to pick it up yet... The only thing special about the compressor is the...
  2. Replies
    2
    Views
    433

    I agree with a few exceptions... I would...

    I agree with a few exceptions...

    I would prefer that the pump is enabled/ disabled with the system and the fan cycles normally for temperature control. Cycling the pump under load as part of the...
  3. Hello cool aid... look at the attached and...

    Hello cool aid...
    look at the attached and study...
    at this point of your career focus on the theory of operation...
    if you can grasp the concepts slowly you will be able to transfer those over to...
  4. Replies
    58
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    8,791

    8632, yes, yes, yes and yes... there is good...

    8632,
    yes, yes, yes and yes...

    there is good reason for this evaluaton process...

    this technology requires special attention, good pre-job evaluation, engineering and installations to ensure...
  5. Replies
    7
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    615

    jayhawker is right. we always do carefull...

    jayhawker is right.

    we always do carefull evaluations on the equipment and in many cases have work history on the plant prior to proposing full coverage...

    sometimes we take insurance out on...
  6. Replies
    14
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    1,038

    i am not familiar with the latatude but i would...

    i am not familiar with the latatude but i would guess the vsd (i think they call it the mustang) would be somewhat similar to the viper drive...

    we had a similar problem on a mustang and it...
  7. these type of trips are always a challange... ...

    these type of trips are always a challange...

    one of the first thing that was taught to me about reset relays was to pull them off the back of the control panel and let them hang on the wiring...
  8. 5 starts/hr

    5 starts/hr
  9. Replies
    58
    Views
    8,791

    flange... it happens... there are two...

    flange...

    it happens...

    there are two motor cooling sols on all compressors that i have seen...
    i doubt that it is an electrical problem but it is worth checking out...

    more likely it is...
  10. Replies
    16
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    2,651

    i had this happen to me the other day on a R22...

    i had this happen to me the other day on a R22 retrofit compressor...

    couple of questions...

    is the off line compressor sweating while the machine is running?
    do you hear the audible clunk...
  11. Replies
    58
    Views
    8,791

    hvacr... expansion valve control, head...

    hvacr...

    expansion valve control, head pressure control, and system demand component control(s) are just as important as compressor control...

    if any of these variables start to hunt the...
  12. Replies
    14
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    1,202

    last one i got into the capacity control rod...

    last one i got into the capacity control rod looked like a cork screw.

    it was warn almost in 2 in the places where the spring (harder material than the shaft) had calapsed on the shaft and stayed...
  13. Replies
    6
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    541

    that is great question and great answers... ...

    that is great question and great answers...

    that payback info is quite interesting...

    i have never installed any of these but i have seen them with my megger in a few applicaitons...

    the one...
  14. Replies
    15
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    1,947

    no, i have not been that far north... i hear...

    no, i have not been that far north...

    i hear that m soft has put a few in and i have heard of a couple of retros up there....

    word is there are a few changes to the kiltech that are going to...
  15. Replies
    15
    Views
    1,947

    Is this an aircooled machine?

    Is this an aircooled machine?
  16. Replies
    15
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    1,947

    good to see you stephen... i think of you...

    good to see you stephen...
    i think of you often...
    hope all is well and say hi to family for all of us...
    chiller rob
  17. Replies
    15
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    1,947

    a bmc is a generic fault... the kiltech...

    a bmc is a generic fault...

    the kiltech control panel will register the fault as a bmc because the compressor had some issue and was locked out...

    what needs to happen is reboot the 480 to the...
  18. Replies
    45
    Views
    2,510

    mr. customer, dont jump anything out!!! ...

    mr. customer,

    dont jump anything out!!!

    the advise given above is a recipe for disaster and will get some one hurt or killed...

    the machine you are talking about is always rebuilt on...
  19. Replies
    17
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    1,593

    Randy is right... if you are using chilled water...

    Randy is right...
    if you are using chilled water reset, this could further cause cycing issues...

    Good luck
  20. Replies
    2
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    787

    rs 485 error means you are not communicating to...

    rs 485 error means you are not communicating to one of your compressors...

    on the main screen switch view from the machine picture to the compressor information. this data (about 5 lines) will be...
  21. Replies
    51
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    3,358

    2700 wow thats going to hurt... figure 6 bucks a...

    2700 wow thats going to hurt... figure 6 bucks a pound that 16 k or so...

    I could not tell alot from the picture... was that the oil cooler?

    i had the same thing happen to a yk chiller... ...
  22. Replies
    23
    Views
    1,888

    I know i talk alot about this little compressor...

    I know i talk alot about this little compressor but at 16 cents at KW that is were my market is...

    the utilities out here are paying up to 50% of the project in rebate...

    once you see these...
  23. Replies
    23
    Views
    1,888

    This machine is a prime canadate for Tubocor...

    This machine is a prime canadate for Tubocor retrofit...
    if you are R22 and can spare some tonnage you could install new linear float and convert to 134A...

    pop a couple of 125 ton compressors on...
  24. Replies
    9
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    752

    ST65 things are going well... alot more...

    ST65

    things are going well...

    alot more maintenance work and less projects for now...

    i would think KC would be good place to work...

    as for the traffic you just have to know were you're...
  25. Replies
    11
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    1,720

    one thing about being oilless is that other parts...

    one thing about being oilless is that other parts of the system have to catch up with this technology.

    what we are seeing with the new equipment is that the exvs are hanging up due to lack of...
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