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Type: Posts; User: burto

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  1. Replies
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    519

    475251475261 What a difference with the new...

    475251475261

    What a difference with the new burner plate.
  2. Replies
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    519

    Ignitor and inducer are good.Will check orifice...

    Ignitor and inducer are good.Will check orifice tomorrow. Bringing out new burner plate.Never changed one before,hope that's it.
  3. Replies
    14
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    519

    trane ych120 backfiring badly

    Hi Guys, Worked on a M- YCH120B3HODB S- J4B102135D RTU that when it starts it almost explodes.Once it gets going everything checks out fine. pressure is -.20 . The burner plate with...
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    150

    old honeywell floating t-stat question

    Hi Guys,

    I have some old fan powered boxes with electric reheat and some vav`s with straight cooling. They were controlled with honeywells T641A1003 and T874C1018 floating...
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    164

    Repairing a Testo 550

    Hi guys, I have a Testo 550 that just started leaking internally on the high side.Has anyone ever ran into this and has anyone ever tried opening their 550 up?
  6. checking charge on aircooled heat pumps in winter

    Hi guys, I can remember checking the refrigerant on air cooled split heat pumps in winter with the factory charge chart
    they used to print on the inside of the panels. Besides weighing in the...
  7. Replies
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    975

    Don't know why but when a condencer fan motor...

    Don't know why but when a condencer fan motor goes on a aaon your better off getting repl. directly from aaon. Had a summer when I tried everything then someone from talk straightened me out,almost a...
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    328

    BAC COOLING TOWER

    Hey Guys,
    Have a BAC Cooling Tower M#VTO-102-MMXR S#U013301602 Center bearing is making some pretty good noise.My question is do i have to rebuild entire fan section or can i just do center...
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    1,342

    Got it,If I put in 300psi and return in a day or...

    Got it,If I put in 300psi and return in a day or two and temps are ten degrees of each other,what do you think 5psi give or take?
  10. Replies
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    1,342

    Leak testing with nitrogen

    I always thought nitrogen stayed the same pressure in a system even if ambient temps change from one day to another.Do you guys see this to be true?
  11. Thread: blown 5 amp fuse

    by burto
    Replies
    12
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    1,746

    Bet its the economizer.If the factory molex style...

    Bet its the economizer.If the factory molex style plug is still there you could bypass it for now.
  12. Replies
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    594

    Usually when I see a bypass from the supply to...

    Usually when I see a bypass from the supply to help control static it just dumps up in the ceiling,not connected to return,doesnt seem very efficient though.
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    1,427

    ICM makes a nice Leed/Lag control thats easy to...

    ICM makes a nice Leed/Lag control thats easy to install,havnt had any trouble yet.
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    797

    I used to like using the old Ranco pres. controls...

    I used to like using the old Ranco pres. controls to control pressures but dont see manafacturers recommending them anymore.
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    797

    motor master install

    Hey guys, Have some basic A C condencing units and where installing motor-masters to control head preasure. Was wondering who leaves the factory sleeve bearing motors in and who puts in ball bearings...
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    1,941

    that makes alittle sence.was working in a school...

    that makes alittle sence.was working in a school and the control guy said on his end (building automaition)they dont ground the common,something to do with interference.
  17. Replies
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    1,941

    floating ground ?

    hey guys, been a hvac tech for awhile but never heard of this before.if i come across a 24 volt transformer in say a rtu one side of secondary is grounded,in the control world sometimes you dont have...
  18. Thread: trane tam7 ahu

    by burto
    Replies
    1
    Views
    522

    trane tam7 ahu

    model-tam7a0c42h31sba serial-12212n8tav

    was wondering if this unit comes with any info on the computer board.
    tried starting one late friday and noticed board has lots of l.e.ds incuding police...
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    595

    having all that stuff in the attic would be kind...

    having all that stuff in the attic would be kind of noisey,any chance of
    zoning the basement unit?
  20. Replies
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    verbally should be fine,leaving a notice is...

    verbally should be fine,leaving a notice is good,dont burn any bridges
    its a small a/c world out there.
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    1,490

    definely still out there ,ran into a m# 800 n 33...

    definely still out there ,ran into a m# 800 n 33 today.
    800k output, and purring like a kitten.
  22. Replies
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    798

    jinxed myself, came back in tonite. will try all...

    jinxed myself, came back in tonite.
    will try all these suggestions tomorrow.:gah:
  23. Replies
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    798

    ended up putting one of the large white-rogers...

    ended up putting one of the large white-rogers universal glow coils in
    and so far so good.
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    798

    goodman 90+ intermit. locking out

    have a 6yr. old goodman 90+ locking out [1 flash ]
    m# gms90904cxs s#0409798428 cleaned sensor and
    replaced glow coil. the 1 flash on the panel is kind of vague,
    anyone come across this?
  25. Thread: Tool Storage

    by burto
    Replies
    40
    Views
    5,648

    ive been carrying tool boxes for years and my...

    ive been carrying tool boxes for years and my right shoulder was junk because of it.
    tried a cheap bag with a shoulder strap and im a new man, wish i thought of it sooner.
    alot safer climbing...
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