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Type: Posts; User: turbovac

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  1. Replies
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    Views
    456

    remote lcwt reset

    customer has 4 yts about 22 years old, replaced pneumatic system with ddc,
    can anyone send me form 160.46-PA4.1? or where can it be downloaded,
    thanks. my email is in my profile.
  2. Thread: round towers

    by turbovac
    Replies
    3
    Views
    434

    round towers

    this a new tower & has had this problem from day one
  3. Thread: round towers

    by turbovac
    Replies
    3
    Views
    434

    round towers

    has anyone had a problem with the round delta cooling towers blowing water out of the top?
  4. Replies
    4
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    573

    B &G tripple duty valves

    new 8 inch valves, the condenser water leaks back to the cooling tower,
    only once in a while, the valves have been taken apart & inspected, no
    problems found.
  5. Replies
    4
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    573

    B & G trippleduty valves

    has anyone had a problem with these valves leaking back? have 2 doing so
    intermittly, like over the weekend. thanks for any help.
  6. all the installs were in a metal grid with 2x2...

    all the installs were in a metal grid with 2x2 ceiling tiles laid into the grid, the
    units were hung from the decking above the ceiling, stained a piece of 4x4
    1/4 plywood & cut out per the...
  7. adding cassettes

    have installed about 10 or 12 in various classrooms & server rooms but they
    were fujitsu, not familar with dakin, easy install & no call backs on any of them. the on board condensate pump will do 33...
  8. Replies
    13
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    2,007

    b&g 1510 pump shaft sleeve

    lay the shaft on a hard surface like a vice hit, with a ball peen hamer along it`s lenght, rotate 180 degrees & do the same on the other side, do this a few times & it will come off.
  9. Thread: ycas oil?

    by turbovac
    Replies
    1
    Views
    426

    ycas oil?

    what kind of oil does this chiller use?
  10. Thread: 30gxn help

    by turbovac
    Replies
    5
    Views
    561

    30gxn help

    want to install minium load valves on a 30gxn225, the manual part # is
    30gx-900-048 but rcd referrered me to the local carrier parts dealer
    who could not help. can anyone help? in the book this...
  11. Replies
    7
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    559

    hotbox heater for r-113

    triggerhappy nailed it, r-113 boils at 117 degrees, you might get good results
    if the chiller is full of air. when you find the leak there is a good chance the
    freon will have to be removed to...
  12. Thread: 19dk

    by turbovac
    Replies
    21
    Views
    1,125

    19dk

    normally when the back pressure is working properly it builds a small
    column of freon which acts as a seal & raises the pressure in the motor to
    above the tranny which is at cooler vaccum, then...
  13. Thread: 19dk

    by turbovac
    Replies
    21
    Views
    1,125

    19dk

    if the motor terminals are icing the back pressure valve in the motor
    drain down line would be supect. maybe broken spring.
  14. Thread: york yt help

    by turbovac
    Replies
    9
    Views
    753

    york ty help

    these chillers are 1990 vintage & 1991, the 90 panel is one line & does not
    count the hours, the 91 does count hours, the display shows no faults, the
    oil pump runs for longer than usual but...
  15. Thread: york yt help

    by turbovac
    Replies
    9
    Views
    753

    york yt help

    a customer has 4 york yt chillers at 250 tons, 2 on the west side of the
    county & 2 on the east. last nite after running good all day one of each in different buildings came down with the exact...
  16. Thread: 400 ton 19dm

    by turbovac
    Replies
    13
    Views
    1,396

    19dm

    wanted to say thank you to everyone who replyed, this problem solved,
    new problem= completed installing new thrust & got a leak test on fri.
    sat. morn. had 35 microns, changed oil in pump &...
  17. Thread: 400 ton 19dm

    by turbovac
    Replies
    13
    Views
    1,396

    400 ton 19dm

    a good customer has a 19dm that has a leak at the suction elbow to the
    discharge volute [ vane joint] this machine is slated to be replaced this
    summer & does not have anyother leaks. does anyone...
  18. Replies
    24
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    1,557

    cooling tower vfd min. speed

    josey wales said " dying ain`t much of a living boy".
  19. Thread: 300 microns?

    by turbovac
    Replies
    12
    Views
    1,584

    300 microns

    when dehydrating a system remember that a pint/lb of water will make 1000
    cubic feet of vapor when boiled off by vaccum, you need pumping ratios
    of 150 to 0ne, use a pump with a ballast to help...
  20. Replies
    4
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    734

    york ycal0070e

    6 compressors, 4 condenser fans, the first fan behind the control box start in
    reverse but will not switch to forward with pressure set to lowest setting.
    can anyone help with this?
  21. Replies
    1
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    550

    rtac with ch-530 controls

    a good customer has numerous rtac chillers with ch-530 controls,after a
    recent rain storm one of the ch-530 screens was blank, when it was removed
    water ran out of it. has anyone had this...
  22. Replies
    51
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    3,574

    user name

    the first non-recip chiller i ever saw was a trane turbovac with the two
    internal fans & glass oilers for the bearings on the outside of the evap.
    [probably late fortys or early fiftys] the...
  23. Replies
    153
    Views
    34,780

    ycas crap

    just changed 4 compressors in 2 units on the same job,slide valves
    stuck open, opened one up, spring was in a bind.
  24. Replies
    9
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    1,650

    mcquay screw compressor

    thank you all for the help, we were told that it was neccessary to have
    special tools to remove the slinger to get to the terminals, is this true?
  25. Replies
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    898

    17dm

    what the guys said is dead on, if all else fails it could be the wall is not open
    enough. remove the "open" wire from the wall module & apply power & drive
    the wall towards the control panel to see...
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