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Type: Posts; User: milnestuart

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  1. Replies
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    thanks I will try to find it

    thanks I will try to find it
  2. Replies
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    6,184

    Bladder damper control of duct air?

    A general contractor in Florida told me that he had installed an expanding bladder system for one family in a house being built in Florida. Has anyone worked with this type of system? I know damper...
  3. Replies
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    2,704

    re overdriving the damper louvers

    Thanks TMRCIN, the damper driving shaft does get more difficult to turn just as
    the dampers are starting to interlock or overlap in the closed position. I am surprised at how easy it is to turn...
  4. Replies
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    2,704

    moving louvers to lubricate them

    The concept of having the control system move them on a regular basis sounds good. An outside company manages the computer control system. I will see if they could put this in their program for...
  5. Replies
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    2,704

    latest lubricant

    The dampers could use a good washing but the water would fall into the insulation. I used a "Slick" dry lubricant the leaves a white residue when sprayed on. So far it is working. milnestuart
  6. Replies
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    2,704

    soapy water

    I am sure that the soapy water would help. Thanks
  7. Replies
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    2,704

    responses

    Thank you professional servicemen, I was not expecting such a wide range of answers. You seem to be amusing yourselves and me too with some of the responses. They are helpful.. I do remember...
  8. Replies
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    2,704

    suggestions

    Thank you professional servicemen, I was not expecting such a wide range of answers. You seem to be amusing yourselves and me too with some of the responses. They are helpful.. I do remember...
  9. Replies
    36
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    2,704

    damper blades

    Thanks for all the ideas and products to try. I will have to see if it is out of square. Jim, I will have to see if I can get access to all the bushing points and try to figure out how to get them...
  10. Replies
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    2,704

    A new damper assembly would solve the problem for...

    A new damper assembly would solve the problem for awhile if it were not too exlpensive. We could look into dry molys too. Thanks for the suggestions.
  11. Replies
    36
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    2,704

    intake dampers

    thanks for your reply. It does have bushings. The louvers are driven by a Siemens controller. It could be that dirt on the linkage rods is causing them to get stuck when they are in the channel...
  12. Replies
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    2,704

    Air intake louvers what lubricant?

    We have an air handler that is about six feet tall inside and the outdoor air intake keeps getting stuck shut. Is it safe to use a dry lubricant spray grease that says it is toxic to inhale? I...
  13. I appreciate your response Coolmaniac. We have...

    I appreciate your response Coolmaniac. We have been putting a wooden cover over the unit in the winter for number of years. I thought that it would still get enough contact with cold air but it...
  14. site use

    Hi Mr. milkman, I cannot tell if your message is for both of us or me. I am only a regular member. I look at the bottom of the page to see if I am allowed to post any comments. I was trying to be...
  15. Wiring diagrams

    Hi, from what I read in your description of the situation, it sounds like someone found a problem with one of the compressors and wanted to keep it from operating. I would expect that the problem...
  16. Zoneline 5000

    I ran the unit in heat pump mode on a 90 degree day to try to clear up a possible restriction somewhere. It provided plenty of heat and I am assuming it did not resort to auxiliary electric heat. ...
  17. Thanks for your input. The compressor did seem...

    Thanks for your input. The compressor did seem very hot.
  18. GE Zoneline 5000 short compressor runtime

    This unit was not cooling well. The compressor would run for about a minute and then be off for about 5. After removing the unit and cleaning the coils with water and some coil cleaner on the...
  19. Replies
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    566

    repairing by brazing

    Does it work to try and braze over a leaking soft solder fitting with a hi temp solder like sil fos or stay silv?
  20. Replies
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    1,492

    I appreciate the responses. I was picking up a...

    I appreciate the responses. I was picking up a leak around the valve of the high side today. I will see if I can get the parts from Johnstone's near me. They did not have them in stock. I heard...
  21. Replies
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    1,492

    It is nice to know that others have delt with...

    It is nice to know that others have delt with that problem too. I have had it for many years but have not used it much compared to full time techs.
  22. Replies
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    1,492

    Brute gauge manifold rebuild?

    I have a four valve manifold by Ritchie that is called "Brute." It seem to leak refrigerant from the high to the low side. Is it worth buying valves for it and rebuilding? It has a nice sight...
  23. Replies
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    556

    Thank you, Stuart

    Thank you, Stuart
  24. Replies
    4
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    556

    water temp showing in freon temp?

    Our system does not pump down it just shuts off the compressor when the thermostat is satisfied.
  25. Replies
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    556

    Chiller water and freon temp

    Will the chiller water temperature during the off cycle of a compressor show up as the evaporator temperature of the freon ?
  26. Thread: symbols

    by milnestuart
    Replies
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    510

    check symbol

    Thanks for letting me know what it means. Stuart
  27. Thread: symbols

    by milnestuart
    Replies
    2
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    510

    symbols

    What does the blue check mark by a post mean?
  28. Replies
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    488

    leaking fittings

    I used some silver bearing soft solder to add shut off valves and hot gas bypass
    regulators to a York dual evaporator coil chiller that had broken one coil. The chiller was installed about 1987....
  29. Replies
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    417

    leaking fittings

    I used some silver bearing soft solder to add shut off valves and hot gas bypass
    regulators to a York dual evaporator coil chiller that had broken one coil. The chiller was installed about 1987....
  30. Replies
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    509

    1. I will need to look up the pump specs 2 Do...

    1. I will need to look up the pump specs
    2 Do you mean that these tanks should not be used on domestic cold water?
    3. The pump is normally off. I have assumed it was designed that way.
    4. ...
  31. Replies
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    pump piping

    I can see that if the pump were set up in series with the city supply and then the tanks and then a check valve on the output to the building that it would work. This is not in series with the...
  32. Replies
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    booster pump tank details

    I checked today to be sure. The tanks only have one pipe in. It is a Tee connection at each tank. The pump just has a loop of piping right back to the building and itself at the same point with...
  33. Replies
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    booster pump in domestic cold water

    The pump is in the cold water system for domestic use. I was mistaken about sources of rust. The tanks have a note on them about being factory charged
    with air pressure. The pressure switch...
  34. Replies
    9
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    509

    booster pump piping

    We have a building with eight small apartments that has a booster pump in series with two air bladder tanks to maintain the water pressure. The pump input is from a two inch pipe. Water then goes...
  35. Replies
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    pump running continuously

    One advantage to having the pump run continuously is that it will help to keep the pipes from freezing if they are in a cold attic and not well insulated. You will also get hot air out of the unit...
  36. Replies
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    motors burning up

    I have that type of blower at work. The bearing on the end is a sleeve bearing and causes the motor to slow down and eventually stall. The bearings we have can be oiled but that does not always...
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