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Type: Posts; User: ndiglo

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  1. Replies
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    Thanks to all of you. Lot of good info. Sorry I...

    Thanks to all of you. Lot of good info.
    Sorry I could not get back soon. Someone mentioned there is an analyzer wich can detect whopping three gases and sure there is none that I could find for...
  2. Replies
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    1,353

    What type of refrigerant ??

    I am sure most of you may have come across a situation like this.
    Walk-in cooler at a convenient store. Do not have any data plate, No markings/notations what so ever that tells you what gas is in...
  3. Replies
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    2,653

    Water source heat pumps? 410a? What are the...

    Water source heat pumps? 410a?
    What are the model numbers? there are built in error dignostics on the boards. CXM (tan) or DXM (green).
    What does the installer tells you about the failure? Should...
  4. Thread: Manual J,D

    by ndiglo
    Replies
    4
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    560

    Thanks Heaterman, I looked into wrightsoft. I...

    Thanks Heaterman, I looked into wrightsoft. I guess you can not tell a whole lot on the demo versions. I have to rely on the people who have used any of these software. I did not see much input. May...
  5. Thread: Manual J,D

    by ndiglo
    Replies
    4
    Views
    560

    Manual J,D

    Hello everyone,
    I am looking for a manual J and D load calculation (user friendly) software. I know there is one by (Don Sleeth) HVAC computer ltd. that I have tried (Trial version) and liked it. I...
  6. Replies
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    Thanks everyone for the replies. Here is what I...

    Thanks everyone for the replies.
    Here is what I did last night.
    Went to the store and started the unit and installed my gauges. Ofcourse it was tripped on high again. Pressures were 125/30. A...
  7. Replies
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    736

    Hussman high pressure trip problem.

    :mad:We had a sudden change in weather and the temp dropped down to 40F.
    Got a call for no cooling in the walk in cooler. It is a Hussmann unit and found the high pressure switch was tripped. No...
  8. Dzenzel What you have received is a "C" control....

    Dzenzel
    What you have received is a "C" control. which is CXM board with ECM motor.
    The "E" control is CXM board with "LON" controller installed in the unit with a disconnect switch.
    Is this what...
  9. Replies
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    2,212

    Ok, finally got around and went to the job site....

    Ok, finally got around and went to the job site. It was the dump valve solenoid.
    in my previous checks and trouble shooting efforts, I checked with the ohm meter it was showing around 150 ohm...
  10. Replies
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    2,212

    Thanks iceman, Yes I do have a meg. ohm meter...

    Thanks iceman,
    Yes I do have a meg. ohm meter and I will be checking the components as most of you have pointed out. Onca again thanks for your help and I will keep you posted.
  11. Replies
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    No I did not replaced the bin switch. Another...

    No I did not replaced the bin switch. Another observation I forgot to mention is that the lights on the boards would not come on when the bin switch wire is disconnected. It is a magnatic switch.
    I...
  12. Replies
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    2,212

    Ice machine question.

    Ice machine fuse blows up as soon as I connect bin switch wire to the board. It is a 7 amp fuse on the board and I have checked the possibilities of any short circuits, found none. Has any one came...
  13. Replies
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    6,105

    Did you say the house is on the lake? Why not go...

    Did you say the house is on the lake? Why not go GEO? Ask a contrcator in your area if it is an option in your area.
  14. Replies
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    5,419

    Wow... Thanks guys. I did not get a chance to go...

    Wow... Thanks guys. I did not get a chance to go on line last weekend. Lot of different openions but one thing is clear that the vacuum level is critical and must be bellow 500 microns or better. I...
  15. Replies
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    5,419

    Evacuation and 410a.

    As you are already experiencing pains and joy of transiton from R22 to 410a. My question is, what is the evacuation level you must achieve when working with 410a? I have heard different stories from...
  16. Thread: Goodman Furnace

    by ndiglo
    Replies
    2
    Views
    1,083

    Goodman Furnace

    :confused:Goodman furnace showing code 5 "false flame". I have cleaned the flame rectifier and do not think it is causing the problem. Blower runs without any heat call from thermostat and the draft...
  17. Replies
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    2,506

    Thanks Trublshter and Mike. Went to the job last...

    Thanks Trublshter and Mike.
    Went to the job last night with all the info you and others have posted. I could not have done without. Right on Trubleshter, The pilot goes off after each cycle. Not...
  18. Replies
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    2,506

    Thanks Mike, It is a 5 wire valve. Igniter is...

    Thanks Mike,
    It is a 5 wire valve. Igniter is not a glow coil type it is creating a spark just like you will see from a spark plug. And yes it will energize only when there is call for heat from the...
  19. Replies
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    2,506

    Thanks Mike, It is a 5 wire valve. Igniter is...

    Thanks Mike,
    It is a 5 wire valve. Igniter is not a glow coil type it is creating a spark just like you will see from a spark plug. And yes it will energize only when there is call for heat from the...
  20. Replies
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    2,506

    Thanks Siltout The flame sensor I believe, is...

    Thanks Siltout
    The flame sensor I believe, is three wire and my question is - why would the pilot stays on throughout the cycle when the burners are on? It goes off with the burners after the room...
  21. Replies
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    2,506

    Just to add to my thread - Can someone tell me...

    Just to add to my thread - Can someone tell me the exact operation or sequence of operation in heating mode. I am thinking, is it possible that the pilot goes off after each cycle and comes on at the...
  22. Replies
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    2,506

    Pilot problem carrier roof top

    48HD006600 carrier Roof top unit, Pilot goes off when thermostat satisfies. Had to lit it again and it stays on throughout the cycle. It has an elctronic lighter however you have to push the knob on...
  23. Replies
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    2,228

    ClimateMaster is the one you want to go with.......

    ClimateMaster is the one you want to go with....
    405 745-6000 is the telephone number.
  24. Replies
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    Thanks Stan, reply to your quetions- I do not...

    Thanks Stan,
    reply to your quetions-
    I do not have the compressor model at this time. It is a copeland scroll. I will get it next time when I go to the site.
    Voltage are 200 at start and I did...
  25. Replies
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    2,061

    Hanks, Thanks for clerifying liquid Injection...

    Hanks, Thanks for clerifying liquid Injection device.
    T527ed, I did not go into deep vacuum. I tried to switch it off as soon as it hit below 0.
    Jcrank, this one does not have a relay. There is...
  26. Replies
    11
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    2,061

    Locked rotor after the pump down cycle..

    :confused: Hello guys,
    Compressor goes locked rotor after the pump out. This is a brand new unit and at initial start-up started fine. Dropped down the box temp. to 0 and I tried to check the...
  27. Replies
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    1,643

    Copeland semi-herm. Leaking oil

    I came across this compressor that is leaking at the head gasket. You can see the oil dripping and a lot of oil on the chassis. Customer complaints compressor makes loud noise every now and then. I...
  28. Thread: Duke Equipment

    by ndiglo
    Replies
    12
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    1,767

    Thanks Ace. You are correct. Interesting fact...

    Thanks Ace.
    You are correct. Interesting fact is that the shop owner had a burglary few weeks ago and the condensing unit is right next to the cash safe that they took. It was bolted to the table...
  29. Thread: Duke Equipment

    by ndiglo
    Replies
    12
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    1,767

    Thanks guys, Now if my evaporator fans are off I...

    Thanks guys,
    Now if my evaporator fans are off I shoud see a lot of ice on the inside walls is this not correct. Ace12, Suction pressure 1-4 seems a little too low for R134. the desired temp. is 35....
  30. Replies
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    Looks like you have a mess to cleanup. If it is...

    Looks like you have a mess to cleanup. If it is an internal leak, take some time to determine the root cause of the leak. Is it due to the chemicals in the loop water/brine? How old is the unit? If...
  31. Replies
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    Sounds like you have a water source heat pump....

    Sounds like you have a water source heat pump. What brand Is it? What kind of water source you have? I have a lot of experienc with WSHP's and will share all the knowledge I have.
    Just curious!...
  32. Thread: Duke Equipment

    by ndiglo
    Replies
    12
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    1,767

    I got a call the other day and yes, it was a...

    I got a call the other day and yes, it was a subway and the unit is Duke SUB-FC-206-RT 134a. sandwitch counter. I have not worked on these. Customer complaint is not cooling enough. Pressures are 10...
  33. Replies
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    Ice machine will work fine for a day or so and...

    Ice machine will work fine for a day or so and then quits. I got this call and went to check it out. the machine is old and it is Manitovoc BD0603W water condenser. I have not worked on these...
  34. Replies
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    836

    can I raplace an AV126ET (Tecumseh) with a ...

    can I raplace an AV126ET (Tecumseh) with a (Copeland)scroll ?? May be a ZR26..or so. 208/230v single phase. It is a 3 ton condenser by Lennox. I am interested in the pressures as this being a...
  35. Replies
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    2,813

    Thanks guys, A lot of questions and very usefull...

    Thanks guys,
    A lot of questions and very usefull info. I realize there is not a lot I gave ot work with. the desired temp. is -10. Indoor unit so ambient is around 72F. The TXV screen I did not...
  36. Replies
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    2,813

    Moved this freezer from one location to another...

    Moved this freezer from one location to another and having problem. Master-Built 3 door unit. Condensing unit on the roof. Temprature in the cabinet will not drop down more than 10 degrees. Brand new...
  37. Replies
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    430

    Colemen furnace. BG410020A no fan in heating. Fan...

    Colemen furnace. BG410020A no fan in heating. Fan runs in cooing and ON settings. control board has t-stat call for heat and fan. No out-put to the heat or cool terminal for fan.
    Could not read the...
  38. Replies
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    2,154

    Hello guys, Got the unit up and running like...

    Hello guys,
    Got the unit up and running like new. Everybody was right on as for as diagnostics go. Jeep nailed it and pinpointed the problem. it was a split condenser. Took the top off and it was...
  39. Replies
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    2,154

    New twist here. I was ready to get some foaming...

    New twist here. I was ready to get some foaming coil cleaner and go after it but, per Joye's advice and caution pertaining to company policy I will not use it. Is there any other cleaning agents...
  40. Replies
    16
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    2,154

    Good info guys. Richard,I have not done...

    Good info guys.
    Richard,I have not done cleaning of the condenser coil yet.It did not look blocked to me but I am Planning to do this weekend. Thanks for that "Push" Go clean the condenser.. I...
  41. Replies
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    2,154

    What is going on with this carrier roof-top....

    What is going on with this carrier roof-top. 5-ton (cap-tubes)Weathermaker. High super heat. High head pressure.
    Liquid line pressure 400psig and suction line pressure 55 psig. 50 degree+ super...
  42. Replies
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    1,630

    Gentlemen, I have new developments in this case....

    Gentlemen,
    I have new developments in this case. I have finally convinced the owner to install a new box. Looks like he want to spend money and wants me to take this job. Good news is that he agreed...
  43. Replies
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    1,630

    Gentlemen, Here I go again. I went to the site...

    Gentlemen,
    Here I go again. I went to the site to get all the info and talked to the owner. It was a cooler and not a freezer. the owner however wants to put some freezer equipment in it. He of...
  44. Replies
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    1,630

    That is a lot of information.I wil check all this...

    That is a lot of information.I wil check all this and reply. Thanks a bunch.
  45. Replies
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    1,630

    I am glad I posted it. first of all thanks for...

    I am glad I posted it. first of all thanks for all the raplies and please keep it alive i would appreciate.
    I have to go back to the site to look closely. On my first visit I had a flash light and...
  46. Replies
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    1,630

    Here is something i need help from you wonderfull...

    Here is something i need help from you wonderfull guys out there.
    I am looking for a condensing unit and evaporator setup for an existing freezer. I have worked with geo-thermal and residential and...
  47. Thread: Licencing test

    by ndiglo
    Replies
    1
    Views
    530

    Preparing to take journeymen's licencing test...

    Preparing to take journeymen's licencing test through experior in oklahoma state.
    Ay sugestions, comments,advice Do's and Dont's please..
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