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  1. Thread: VFD power issue

    by chr358
    Replies
    3
    Views
    176

    VFD power issue

    I installed a new Honeywell VFD on a 35 HP condenser water pump. Went thru the setup and started unit. Found rotation to be going the wrong way. I hit stop on the VFD display. Drive kept going. ...
  2. Replies
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    816

    The systems I have worked on so far are ...

    The systems I have worked on so far are Johnson controls (fx) and tridium (ax)
  3. Replies
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    816

    learning block programming

    I have just started a new job with a co that does a lot of work with controls. I need to learn how to read the block programming. Anyone know where I can do some reading to understand how to read...
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    315

    Johnson Controls condenser

    Had a no cool call on a Johnson controls condenser connected to a Johnson Controls EMS system. Found the ems was calling for 100 percent cooling. Ambient temp was in the 80s. The part that...
  5. Thread: hussman in mass

    by chr358
    Replies
    0
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    283

    hussman in mass

    Thinking of going to Hussman in Mass. Anyone know how that branch is to work for?
  6. Replies
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    543

    Trane RTU with power exhaust wiring

    I am starting up 8 Trane RTU,s with power exhaust and trying to figure out where to land the line voltage wires coming from the power exhaust fan. I talked with Trane and they sent me a wiring...
  7. Replies
    17
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    3,045

    ice machine cleaning

    I got a new job with this co and theres a lot of ice machines in restauraunts. These guys are cleaning them with chemicals without removin the ice. I have never done this. Any thoughts. I thought...
  8. Thread: low temp drop

    by chr358
    Replies
    11
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    1,512

    could be a restriction. now that im looking at...

    could be a restriction. now that im looking at the numbers
  9. Thread: low temp drop

    by chr358
    Replies
    11
    Views
    1,512

    47degree suction temp 95 degree liquid ...

    47degree suction temp 95 degree liquid on circuit#1

    43degree suction and 91 degreeliquid #2
  10. Thread: low temp drop

    by chr358
    Replies
    11
    Views
    1,512

    #1 135/355 #2 125/385 410 freon

    #1 135/355
    #2 125/385


    410 freon
  11. Thread: low temp drop

    by chr358
    Replies
    11
    Views
    1,512

    I honestly didnt check for a restriction but...

    I honestly didnt check for a restriction but havin a hard time thinkin it would cause High SH and SC
  12. Thread: low temp drop

    by chr358
    Replies
    11
    Views
    1,512

    fixed orifice

    fixed orifice
  13. Thread: low temp drop

    by chr358
    Replies
    11
    Views
    1,512

    low temp drop

    was introduced to my new problem today. brand new unit. 2 cicuits. #1 15 degree SH and 12degree SC. #2 24degree SH and 21 degree SC. Only 10 degrees across coil. I would think #1 is OK but #2 having...
  14. Thread: low temp drop

    by chr358
    Replies
    2
    Views
    618

    low temp drop

    was introduced to my new problem today. brand new unit. 2 cicuits. #1 15 degree SH and 12degree SC. #2 24degree SH and 21 degree SC. Only 10 degrees across coil. I would think #1 is OK but...
  15. Thread: 404 in a car

    by chr358
    Replies
    13
    Views
    1,847

    404 in a car

    I have a car with a leak and i have a full jug or 404. Can I use the 404 instead of 134.
  16. Thread: r12 system

    by chr358
    Replies
    40
    Views
    4,853

    Ft myers. But im in boston now

    Ft myers. But im in boston now
  17. Thread: r12 system

    by chr358
    Replies
    40
    Views
    4,853

    What about the expansion valve. I can use the...

    What about the expansion valve. I can use the same???
  18. Thread: r12 system

    by chr358
    Replies
    40
    Views
    4,853

    r12 system

    I have a 3 door reach in cooler with a bad compresor. Ive never ran into this before. Whats my options as far as putting in charge
  19. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    I did not do a sub cool check

    I did not do a sub cool check
  20. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Yes its a semi hermetic

    Yes its a semi hermetic
  21. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Sorry been busy. R404 pressures 20/220 ...

    Sorry been busy. R404 pressures 20/220 cond clean new start cap run cap potential relay. amazingly box is sill working maintaining -10. but i dont think it will last. I talked to copeland...
  22. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Its a self contained masterbilt. And suction...

    Its a self contained masterbilt. And suction line is insulated
  23. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Yes we did.

    Yes we did.
  24. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Condenser is clean. Brand new run cap, There is...

    Condenser is clean. Brand new run cap, There is an expansion valve. And super heat was 50 degrees. I no way too high. But Thanks for confiming this to me. I will call copeland tech support in the...
  25. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Yes there is a start cap. they are brand new. ...

    Yes there is a start cap. they are brand new. The comp is cooling the freezer. I believe its not going to last. The comp wasalso too hot to touch when it was slid back in. Unfortunately I am the...
  26. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    I understand that. What I am looking for is...

    I understand that. What I am looking for is where to take the reading exactly. When I take the reading on the line going into the head its drawing 13 amps
  27. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    Ya ur right. Let me rephrase the question. How...

    Ya ur right. Let me rephrase the question. How many amps should I be drawing and which wire do I put my amp probe on.
  28. Thread: which winding

    by chr358
    Replies
    33
    Views
    2,902

    which winding

    I recently ran into a problem with a single stage compressor. nameplate on compressor says 9.6 rla. The readings we are getting are 5 amps on the run winding and 13 on the common. Ivealways gone...
  29. Thread: Boston Job

    by chr358
    Replies
    4
    Views
    954

    Thanx. I tryed to pm you but it said you were...

    Thanx. I tryed to pm you but it said you were set up to not recieve any private messages. my email address is chr358@msn.com if you want to send it there. thanx again
  30. Thread: Boston Job

    by chr358
    Replies
    4
    Views
    954

    Boston Job

    Can anyone recomend a descent co to work for in the Boston area doing service work? Got 15 years experience. Ill be moving from Florida within a month.
  31. Replies
    11
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    1,036

    When I got my first job In Florida after...

    When I got my first job In Florida after relocating from Boston I was in traffic, Pulled up to an ac truck. Yelled are they looking for techs, the guy said maybe, I crinckled up my resume and...
  32. Thread: Job Rates

    by chr358
    Replies
    41
    Views
    3,282

    Job Rates

    Im a journeyman in the UA in Florida. Rate is $26.61. Was wandering what it was in Boston where I'm from.
  33. Thread: True Cooler

    by chr358
    Replies
    5
    Views
    3,735

    I forgot to figure in the hoses!!!!! Thanx

    I forgot to figure in the hoses!!!!! Thanx
  34. Replies
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    2,395

    Ive seen that twice. Both on a chiller. It was...

    Ive seen that twice. Both on a chiller. It was from water in the tubes. I will never forget it. That smell puzzled the hell out of me
  35. Thread: True Cooler

    by chr358
    Replies
    5
    Views
    3,735

    True Cooler

    Had a true cooler. replaced compressor and cap tube. True calls for .046 tube. Installed a .040 tube. Had low suction and burnt up new compressor. Then installed a .052 tube and new compressor. ...
  36. Replies
    25
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    3,143

    Non union companies pay terrible on the west...

    Non union companies pay terrible on the west coast of south Florida. Mostly in the twenties. And they expect the world
  37. Thread: Trane summit

    by chr358
    Replies
    9
    Views
    942

    I need to change the point details on a chilled...

    I need to change the point details on a chilled water sensor. Will the ch530 software allow me to do that?
  38. Thread: Trane summit

    by chr358
    Replies
    9
    Views
    942

    Trane summit

    Does anyone know the link where I can download the trane summit software. I was told Trane alloed the software to be downloaded for free???
  39. Thread: Metasys

    by chr358
    Replies
    13
    Views
    1,520

    So the front end terminal is monitor only?????? ...

    So the front end terminal is monitor only?????? Id be kind of surprised if that is the case.
  40. Thread: JCI laptop

    by chr358
    Replies
    5
    Views
    639

    I do not have a JCI laptop. I am trying to...

    I do not have a JCI laptop. I am trying to access the system using my personal computer and hyperterminal.
  41. Thread: JCI laptop

    by chr358
    Replies
    5
    Views
    639

    JCI laptop

    My computer does not have any DB 9 ports only USB ports. Will a db 9 to usb adapter work with the JCI system.
  42. Thread: Metasys

    by chr358
    Replies
    13
    Views
    1,520

    Vegas r u using hyperterminal? And gettin the...

    Vegas r u using hyperterminal? And gettin the same message?? I dont understand why hyperterminal is only giving me the option of changing the point from disable to enable??? Especially when I am...
  43. Thread: Metasys

    by chr358
    Replies
    13
    Views
    1,520

    Metasys

    Having a problem commanding all set points on a metasys system. I hit the function key to command the set point but all the system seems to do is allow me to change the point from disable to...
  44. Replies
    7
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    1,119

    Maybe I should have mentioned that the service...

    Maybe I should have mentioned that the service valve is right on the compressor. The low presure switch is before this valve.
  45. Replies
    7
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    1,119

    Well I returned today and replaced compressor and...

    Well I returned today and replaced compressor and the problem went away so I must have been right.
  46. Replies
    7
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    1,119

    Scroll compressor leaking by?

    First time seeing this on a scroll compressor. Working on a cooler with a pan chiller on top. When i got there the inside was partly frozen so I put the system into a defrost which just shuts off...
  47. Thread: Carrier Chiller

    by chr358
    Replies
    4
    Views
    785

    Carrier Chiller

    Got a call on Friday to troubleshoot a problem on a Carrier Auqusnap chiller. Looks like someone has changed the password in the controller. Does anyone know how to bypass this. The controller is...
  48. Replies
    5
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    2,162

    "Flow Ring" Ive never heard this term. What is...

    "Flow Ring" Ive never heard this term. What is this????
  49. Replies
    5
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    2,162

    Reset volume controller

    Does anybody know how to set a reset volume controller on a VAV. I am looking for how to set the high and low settings. The VAV I am replacing says 800 max and 200 low on the VAV. I will be able...
  50. Replies
    1
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    2,177

    Reset Volume Controller Help??

    Went to a site today that has Robertshaw reset volume controllers (r77-23) controlling VAV Boxes. Looking to find some literature on these controllers. Anyone know of any good sites??
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