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Type: Posts; User: chillerguru

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    Trane vrf systems

    anyone expierenced with Trane vrf or Samsung vrf systems. I have a smaller system that doesnt reach setpoint below 72 degrees. its almost like the compressor and cassetteslows down and doesnt allow...
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    York Maxe chiller

    I have 2 York Centrifugal Maxe with Opti drives, model ykcpcqq4-cfg. one has approx. 11000 hours of operation with 12000 starts, the other chiller has approx. 14000 hours with 9300 starts. I noticed...
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    Centrifugal impeller repairs

    Anybody know of a outfit that is expierenced in rebuilding, repairing and balancing of centrifugal impellers, Trane impeller if that matters???
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    3,000

    looking for compressor breakdown and operation of...

    looking for compressor breakdown and operation of capacity control, weather slide valve or piston unloading.
    1) Mcquay chiller M# ALS090AS27-ER10 S#stnu990600101
    Compressor M# ...
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    Siemans SIMOVERT MASTERDRIVES

    Has anybody encountered a fault on a Siemans drive F026 and if so what was done to correct problem.
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    786

    Carrier 19XR frame 5

    Has anybody expierenced:
    Alarm 247 DIFFUSER POSITION FAULT. If so please give me details. i did find a few service bulletins with information. what kind of failure have youve seen. is it more...
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    686

    trane adaptaview on carrier chiller

    anybody installed or worked on an adaptaview upgrade on carrier chillers:gah:
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    513

    Carrier Commercial Offices

    rumor is Carrier is downsizing and closing some of their Commercial offices. anybody have any insights.
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    554

    york chiller

    try to figure out tonnage on this york chiller. model) ycws02205c172aamb:gah:
  10. Thread: wye-delta

    by chillerguru
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    2,298

    the compressor does not run at all and in wye...

    the compressor does not run at all and in wye configuration, shorting contactor and start contactor are engaged to measure wye amps. this compressor only engages the start contactor , that should not...
  11. Thread: wye-delta

    by chillerguru
    Replies
    14
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    2,298

    wye-delta

    I encountered a wye- delta starter on a Trane aircooled srew chiller (RTAC). When starting up a replacement compressor, chiller has a starter integrity test, that engages start contactor and checks...
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    Absorption Chillers

    I had a question brought up to me. A customer forgot to close purge pump valves, vacuum drain line was open and connected to a 5 gallon bucket of old oil. all 5 gallons of oil were sucked into...
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    Can I get a copy , I have a compressor that...

    Can I get a copy , I have a compressor that shutdown at 30% and wont restart without bleeding oil pressure.
  14. Replies
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    2,100

    york oil filled purge

    Looking for oil filled purge iom for operation and troublshooting
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    775

    help

    Local york guy said the oil line going toward rotors should be closed at the middle of compressor., was ommitted on style d machine the intention of this line was to cut down on noise levels. looking...
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    775

    YORK YSDBCBS3-CLAS

    There has been a change in oil filters part number 026-32831-000. the original filter is a pleated element that will produce a total oil filter pressure drop of 12 - 16 psid. The new filter that...
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    1,355

    Mcquay PEH050(1985) Chiller

    I have a peh 050 that is expierencing oil pump over amping at 7.5 to 8.5 amps, design is 6.2 amps. Tripping on overload after about 5-8 minutes. oil pressure above 120 a130 psig. Any recommendations.
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    1,688

    York turbopak parts manual

    looking for parts breakdown on this particular manual form 160.43-RP
    (all sections preferred)
    106592
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    668

    This chiller has a condenser and evaporator in a...

    This chiller has a condenser and evaporator in a unishell configuration.
  20. Replies
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    668

    York chiller

    I would like to see a lubrication diagram. I believe there is a oil cooler in between the oil sump and the oil filter, i just want to be sure. thanks
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    668

    YORK Y-DTJ-76

    I AM LOOKING FOR LIERATURE ON THIS YORK R-11 MACHINE. I HAVE A LEAK ON A THREADED FITTING ON A OIL LINE. THERE IS A FEW ISOLATION VALVES, HOWEVER MAY HAVE TO BRING IT UP TO 0 PSI. LOOKING FOR IOM FOR...
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    1,530

    Can

    chillerguru@sbcglobal.net
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    1,530

    23XL

    CAN PLEASE SEND ME PDF ON TEARDOWN MANUAL.
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    572

    23xl stop major manual

    i am looking for stop major manual...........sometime ago i had it along with a video and a buddy kept it and lost touch from him. let me know if i someone can give me a copy chillerguru@sbcglobal.net
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    i am looking for stop major...

    i am looking for stop major manual...........sometime ago i had it along with a video and a buddy kept it and lost touch from him. Let me know if i can get a copy. chillerguru@sbcglobal.net
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    23xl teardown

    Anyone have copy of 23 xl stop major manual. I am looking to do rebuild slide valve and inspection of compressor.
  27. Replies
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    3,677

    mcquay cek kit

    looking for information and service bulletin for cek enhancement kit.
  28. Replies
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    3,677

    cek service bulletin

    I am looking for info on cek kit, is there service bulletin out or any info out there.
  29. Replies
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    3,677

    Mcquay ALS R22 Screw Chiller

    Any recommendations on compressor replacement on Mcquay Screw, I have recovered the all :angel:refrigerant charge and replace a the faulty exv motor and guts, due to shot windings. Compressor was...
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    york vsd

    also looking for iom manual on vsd, looks like johnson removed it from york website.
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    2,418

    YORK YK CHILLER

    expierencing VSD problems. 1)high phase b instantaneous current
    2)logic board power supply
    3)single phase input power
    ...
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    1,848

    Trane model E

    any recip expert, replacing a model e compressor york has been changing every year. its a 100 ton split system with multiple aircooled evaporators. Condensing unit on roof and evaps at basement of 3...
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    disposal libr

    try refex.com or hudson technologies
  34. Thread: ccn

    by chillerguru
    Replies
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    627

    ccn

    any tips on troubleshooting a comm failure on a ccn network.
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    1,113

    oil mixture

    what happens if mineral refrigeration oil is mixed with alkabenzene oil. both 300 sus on r-22 hvac recip unit.
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    Mcquay Teardown Manual

    I am looking for a teardown manual. Mcquay Unit Model # WSC100BAAA Serial # STNU00090013*Compressor Model # CE100MBH73SBU Serial # 50J0078*-01 Style 070846601f
  37. Thread: UCON 22

    by chillerguru
    Replies
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    713

    UCON 22

    CAME ACROSS OF A COUPLE OF 10LBS CYLINDERS OF UCON 22 REFRIGERANT MADE BY THE UNION CARBIDE CORPORATION. LOOKIN FOR INFO ON COMPANY AND APPROXIAMITE DATE THEY MADE REFRIGERANT. LOOKS LIKE A VERY OLD...
  38. Thread: Absorption

    by chillerguru
    Replies
    3
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    791

    absorption

    Yes my analysis shows high copper and low inhibitor levels. Looks like there is a leak. But I would like to filter the solution, although the solution doesnt look dirty. You could send me info at...
  39. Thread: Absorption

    by chillerguru
    Replies
    3
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    791

    Absorption

    looking for copper removal for a direct fired(chromate inhibited machine)
  40. Thread: Pics

    by chillerguru
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    5,325

    Cancelled

    Cancelled
  41. Replies
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    1,001

    Carrier 30aa Chiller

    Anybody remember the 30RA Recip Chiller w/ 06L compressor. Looking for tips and tech talk.
  42. Replies
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    734

    Tubes are clean , they were just cleaned prior to...

    Tubes are clean , they were just cleaned prior to problem. When i shut down machine i timed how long it takes for sightglasses to drain . the absorber spray level takes 6 min the lcd float level...
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    Carrier Absorber

    Ran into a problem wth a Direct fired absorber. Machine is overflowing j tube. Machine has internal restriction . Have decrystallized the machine several times over 290 degrees at generator #1 , even...
  44. Thread: YCAW

    by chillerguru
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    496

    YCAW

    Looking for YCAWO2146PA, An older recip chiller with older processor display with pots, also lookin for processor info
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    843

    York YRWA Chiller

    Looking for head pressure control. Can York chillers control modulating control valve on condenser outlet or is special module needed.
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    767

    york flow switch

    Anyone ran into problems w/ york immersion style electronic flow switch , how about literature
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    953

    LiBr

    Nothing like the smell of octyl alcohol early in the morning. The machine is a direct fired machine recently replaced the fire cylinder. After the machine got flooded, i plugged the tubes in...
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    Carrier LiBr analysis

    looking for Carrier analysis form for Litium Bromide. I want to send a sample for complete analysis to Carrier. i remember seeing a form on the web, but cant find it, also trying to contact Richird...
  49. Thread: Cvhf1280

    by chillerguru
    Replies
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    2,788

    cvhf

    This machine has ran great for the last eight years. I have rulled out the broken pins on the external linkages of vanes, because i have marked the shaft, arm , linkages at 0% and @ 100% . they...
  50. Thread: Cvhf1280

    by chillerguru
    Replies
    24
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    2,788

    Before this log. all readings were about the same...

    Before this log. all readings were about the same with the exception of the evaporator approach was @ 6.5 degrees @ 100% vanes open. evaporator tubes are clean, and water flow is good. So then added...
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