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  1. Replies
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    19XR oil heater o ring

    To replace the oil heater o ring
    1. Order the O ring for the heater
    2. Order O rings for oil pump mounting bolts
    3. Remove charge or pump it to the condenser if isolation valves are available
    4....
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    1,634

    19XR chiller low oil pressure

    This a single circuit unit. No other chillers.The chiller does't run long enough to get proper readings. I will be replacing the filters & adding oil to day. Will post the results.
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    1,634

    19XR oil pressure issue

    Are you referring to the check valve on the discharge line that pushes the oil through the eductor. There is a small filter on that line that we had replaced last year. I haven't seen anything...
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    1,634

    19xr chiller low oil pressure problem

    We have a 19XR 350 ton chiller that is shutting off on low oil pressure.
    M/N - 19rx3232342CLH64. Early Last year we changed oil & all the filters, cleaned tubes, trimmed the charge and was running...
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    Re 30GB Flotronic chiller

    I got this software from Carrier training dept. late 90s. Don't know the name. Its only good for the two digit flotronics with the 750 step EXVs. To interface with the GB processor you need the...
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    Flowtronic chiller monitor

    I will look for the program in my old computer. You need a telibite converter and an old laptop to run the DOS program.
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    561

    91XR sight glass oil leak

    Thanks for the replay. Yes on Friday transfered all the refrigerant to the condenser.
  8. Replies
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    561

    19XR oil leak from sight glass

    We have 19XR 350 ton chiller with a oil leak from the compressor sight glass. This is the sight glass that indicate the upper oil level. I have replaced a heater on another 19XR , space was quite...
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    Carrier 19XR chiller

    Is this a 19XRV
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    1,748

    30GB chilller

    What is the complete model & serial #. There is no driver board on this unit. The Exv is directly connected to the processor board. Do you have the SOM for this flotronic chiller? Follow the...
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    1,748

    30GB flortronic chiller

    It this chiller the two digit LCD screen first generation Gb series
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    404

    York YT chiller som

    Thanks for e mailing the info. Appreciate your help
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    York YT SOM

    Got a customer with two older YTs. M/n- YTK9K4F1-CTD . Comp - YDTK-131
    S/L # YAVM548133 . Installed, early 1990s . Millenium touch pad. Appreciate if someone could e mail me the SOM.
  14. WSH.P

    Thats my other alternative . Raise the unit, install two plenums and reduct from the side. Thanks
  15. Enercon Water source h.p replacements

    I have to replace two Enercon 20 ton roof mounted Water S Hp units. M/n -Z0AACAYM24323900. The duct configuration, return in the back of the unit. Horizontal duct. Supply on the right side of unit if...
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    Carrier 19Xr oil heater

    Thanks for the valuable info .The heater is at line voltage 480 . I saw a service bulletin on this heater, they were converted back to 115 volts. Need to contact RCD to verify voltage on this new...
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    Carrier 19XR chiller oil heater leak

    Carrier 19XR ( 19XR3232243CLH64) chiller has a small oil leak from the oil heater. It seems that the leak is through the nut/positioning washer assembly. Tightened the nut a bit but few day later...
  18. Carrier 33RB 80 ton chiller installation

    Carrier 30RB 080 chiller installation. Lancaster public library CA
  19. Water source H.P freeze

    All data posted lead to low incoming water temp. There should be a boiler on the loop to maintain at least 65-68 f going into the H.P. If you are running lower water temps the return line will start...
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    Yazaki absorption chillers

    We looking into installing a 100 ton Yazaki direct fired chiller in San Bernardino CA. Any comments about these chillers. I also will be attending their training class offered in November.
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    Ar fan air handlers

    Air fan Co are they still in business or are they defunct. We have a customer with several Air Fan air handlers and would like to get some info if they are still around. Appreciate any input.
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    Acid cleanup after a burnout

    There are many posts on this subject in this forum. Do a search and you will find a lot of valuable info.
  23. There is nothing cheap about cleaning after a...

    There is nothing cheap about cleaning after a burnout. Identify the cause of the burnout and inspect , clean or replace if necessary, expansion valves , solenoid valves and system electrical...
  24. There is nothing cheap about cleaning after a...

    There is nothing cheap about cleaning after a burnout. Identify the cause of the burnout and inspect , clean or replace if necessary, expansion valves , solenoid valves and system electrical...
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    chiller piping

    The question is, You need to cool 133.33 cubic ft of water from 90 f to 44 f.
    Delta T 46 f
    To determine the tonnage ,
    heat required to raise 1lb of water 1 degree f = 1 btu.
    1 cubic ft =...
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