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Type: Posts; User: icy78

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  1. Replies
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    Isn't the circ by the zone panel backwards then?...

    Isn't the circ by the zone panel backwards then?

    Sent from my SM-S901U using Tapatalk
  2. Replies
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    In that case, isn't the circ by the zone panel...

    In that case, isn't the circ by the zone panel backwards?

    Sent from my SM-S901U using Tapatalk
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    Why does Lochinvar have the relief on the boiler...

    Why does Lochinvar have the relief on the boiler inlet?

    Sent from my SM-S901U using Tapatalk
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    Lots of brownouts in this area. Just removes vfd...

    Lots of brownouts in this area. Just removes vfd power until vfd goes blank. Then reapply and happy fan.
    They may have an auto reset option, but I don't know if/where tho.

    Sent from my...
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    They are probably sized for low return water...

    They are probably sized for low return water temp. Eg large delta T.
    Allows the HE boiler to operate in the condensing area. For example, a 40-60 delta tee with 130- 150 inlet same btu output...
  6. Thread: Question

    by icy78
    Replies
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    I have a few Carrier (Carlisle 15-25 ton semis) ...

    I have a few Carrier (Carlisle 15-25 ton semis) 35-60 ton RTUs converted to 407c. One, I added 1 qt POE. The others are straight mineral.
    The maintenance man checks oil every few days for 3...
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    Maybe the pan heaters are supposed to be 220 like...

    Maybe the pan heaters are supposed to be 220 like whats typically available at a freezer evaporator?
    The btu output will be 4x the output at 120vac. (This is assuming the heaters are actually...
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    You could put it into defrost first to warm the...

    You could put it into defrost first to warm the coil up and then wash it.
    Or maybe remove the X wire and wash it while it's defrosting?

    Sent from my SM-S901U using Tapatalk
  9. Replies
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    Probably leaking valves caused higher and higher...

    Probably leaking valves caused higher and higher compressor body temperature and tight bearings. The hotter it got, (without making enough pressure to close the fan switch) the tight bearings...
  10. Thread: No sight Glass

    by icy78
    Replies
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    1,427

    50f SH. Theres the reason for your failed...

    50f SH. Theres the reason for your failed discharge valves on the other thread.


    Sent from my SM-G950U using Tapatalk
  11. Replies
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    I was wondering. Why did the OP change the valve...

    I was wondering. Why did the OP change the valve plate when amps rose with HP rise.
    That rise would be typical I'd think.


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  12. Replies
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    That's what I thought too...at least go up a bit....

    That's what I thought too...at least go up a bit.
    I dont get.. why the valve plate change ..in this situation.

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  13. Replies
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    I dont think I've ever seen that....and had bad...

    I dont think I've ever seen that....and had bad valve plates.
    What is the issue with the valve plate in this...
  14. Replies
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    It kind of sounds like the motor ran backwards. ...

    It kind of sounds like the motor ran backwards.
    Is the fan wheel tight on the motor shaft?
    Did you get any return static pressure readings?
    You mentioned speed settings, is it a...
  15. The number of geothermal I've worked on I can...

    The number of geothermal I've worked on I can count on one thumb LOL, but it seems like the groundwater is too cold.
    Entering water is slush and leaving water is slushier?

    Sent from my...
  16. Thread: Cv

    by icy78
    Replies
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    2,356

    [emoji846] I dont think I knew what I wanted at...

    [emoji846]
    I dont think I knew what I wanted at the start of this thread .
    I went to the site yesterday, and verified a few years ago, a bunch of belimo control valves were changed to 1.9Cv....
  17. Thread: Cv

    by icy78
    Replies
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    2,356

    Thanks again Terry. I had a nephew visit from NW...

    Thanks again Terry.
    I had a nephew visit from NW usa.
    He's a wildfire hotshot, soon to be smoke jumper, and had a ton of entertaining stories. Good story teller too.
    Up till 2am so will have to...
  18. Thread: Cv

    by icy78
    Replies
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    2,356

    Thanks Terry. Sent from my SM-G950U using...

    Thanks Terry.

    Sent from my SM-G950U using Tapatalk
  19. Thread: Cv

    by icy78
    Replies
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    2,356

    What I'm wanting to be able to do is approach a...

    What I'm wanting to be able to do is approach a system with say 30 VAVs with variable flow.
    Some have trouble meeting SA setpoints.
    So I'd like to calculate the required CV for those VAVs....
  20. Thread: Cv

    by icy78
    Replies
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    2,356

    Thankyou @hearthman . I really was not getting...

    Thankyou @hearthman .
    I really was not getting the pressure drop/flow/CV relationship, and forgot that the flow doubles as the pressure quadruples.
    And just couldn't grasp the valve sizing...
  21. Thread: Cv

    by icy78
    Replies
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    2,356

    Cv

    So this week I decided to try to get a better handle on CV, to use as a trouble shooting aid. But, my sorry skull doesn't want to process the information I'm reading.
    Basically it almost...
  22. Good vacuums really suck! Sent from my...

    Good vacuums really suck!

    Sent from my SM-G950U using Tapatalk
  23. Replies
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    Just changed one last week. Verify ALL related...

    Just changed one last week.
    Verify ALL related inputs are correct first.

    Sent from my SM-G950U using Tapatalk
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    You could also make sure that you have no voltage...

    You could also make sure that you have no voltage from neutral to ground. And measure it many times when you're up there or find some meter to measure it that you can leave in logging mode.
    Also...
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    Yeah I've got the same here. I've gone a month...

    Yeah I've got the same here. I've gone a month without guages and then 20 times in one week.
    Funny how job "discriptions" change over time at the same company. I can do (smaller) ...
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    NOT LIKING the update. On android the app cant...

    NOT LIKING the update.
    On android the app cant see the 4rth number on the tool. So if you're running say 2 pressure tools or 2 temperature clamps or what have you, it will read the same.
    For...
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    Is/are Cheesecake Factory a resturant or Factory...

    Is/are Cheesecake Factory a resturant or Factory or?...

    Sent from my SM-G950U using Tapatalk
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    AWEF Annual Walkin Efficiency Factor. Meeting...

    AWEF
    Annual Walkin Efficiency Factor.
    Meeting Gov regs like 2sac said.
    Usually see 100 psi high side setpoint "headmaster" with EEV.
    Startup on a cold day with a warm box will throw a curve at...
  29. Replies
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    Hahaha I see what you did there! :-) Sent from...

    Hahaha I see what you did there! :-)

    Sent from my SM-G950U using Tapatalk
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    I dont have any pics but doing Wally World...

    I dont have any pics but doing Wally World service about 10 years ago I ran into that on the RTU side of things alot. And yes they were Lummoxes.
    Most of the issue on those was the innumerable...
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    NOT! LOL Good score @dieseldude Sent from my...

    NOT! LOL
    Good score @dieseldude

    Sent from my SM-G950U using Tapatalk
  32. Replies
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    Dang! I was just gonna offer you 800$! Sent...

    Dang! I was just gonna offer you 800$!

    Sent from my SM-G950U using Tapatalk
  33. Replies
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    I really don't know why I thought you were in...

    I really don't know why I thought you were in SoCal. You are the guy that told me that I need to use punctuation are you not? LOL every time I indent a paragraph your name pops into my...
  34. I'm not going insane! Been there done that,...

    I'm not going insane! Been there done that, stayed that way.

    So this is a little out of context but it is really funny if you've read the books and I highly recommend them...
    From Douglas...
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    All this time I thought you were in SoCal. Huh!...

    All this time I thought you were in SoCal. Huh!
    I had a friend who attended a forestry school in Athens Ohio I think.

    Sent from my SM-G950U using Tapatalk
  36. Replies
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    Does the heat energize when the unit is receiving...

    Does the heat energize when the unit is receiving a call for heat through the thermostat?
    Is it a conventional thermostat set up?
    It takes a failed component or an open safety to not...
  37. Replies
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    Yes on this.^^^ Also be aware of lineset rise...

    Yes on this.^^^
    Also be aware of lineset rise and its affect on subcool at the txv. (If SC is being measured at the CU) (pressure differential between locations changes SC value)
    Probably...
  38. Thread: York??

    by icy78
    Replies
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    1,740

    I got it too, thank you sir! Sent from my...

    I got it too, thank you sir!

    Sent from my SM-G950U using Tapatalk
  39. Replies
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    Valve the tank off while running the pump. Then...

    Valve the tank off while running the pump. Then move the recovery "out" hose to the low side of the system and remove remainder that way.

    Sent from my SM-G950U using Tapatalk
  40. Thread: York??

    by icy78
    Replies
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    1,740

    Well talk about coincidences! So we just picked...

    Well talk about coincidences! So we just picked up a building that apparently has five of these things on top. They'd be about 5 years-old.
    Any chance that you could send me the same info that you...
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    Pump the refrigerant in with your recovery unit ...

    Pump the refrigerant in with your recovery unit

    Sent from my SM-G950U using Tapatalk
  42. Thread: York??

    by icy78
    Replies
    20
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    1,740

    JCI ok. i've seen a few on the ground around...

    JCI ok. i've seen a few on the ground around here. worked on one a couple years ago I remember now. It was set up for single stage , should've been 2 stage. Do you have any literature on these? Do...
  43. Thread: York??

    by icy78
    Replies
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    UPG? Unitary Products Group?

    UPG?
    Unitary Products Group?
  44. Thread: Fieldpiece JL3RH

    by icy78
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    1,135

    They are supposed to go to 250f after update....

    They are supposed to go to 250f after update. I'm wont send them in until they say update again, and give it another shot.
    Seems weird that I have 2 that wont "take".

    Sent from my SM-G950U...
  45. Thread: Fieldpiece JL3RH

    by icy78
    Replies
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    1,135

    One of my probes said it needed updating again...

    One of my probes said it needed updating again today. So I happily did that expecting the best.
    This time the red numbers that start at 125 stayed black,...hurray!....but... it still OL'ed at...
  46. What is loud? Sent from my SM-G950U using...

    What is loud?

    Sent from my SM-G950U using Tapatalk
  47. Thread: Fieldpiece JL3RH

    by icy78
    Replies
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    1,135

    I'd love to have 4! Trouble is, it's tough for me...

    I'd love to have 4! Trouble is, it's tough for me to keep track of 2! [emoji846]

    Sent from my SM-G950U using Tapatalk
  48. Thread: Fieldpiece JL3RH

    by icy78
    Replies
    15
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    1,135

    If you guys have updated yours, try them in your...

    If you guys have updated yours, try them in your truck heater vent, or heat gun or whatever. Post how they did please. If none have upgraded, that would be good to know.

    Sent from my SM-G950U...
  49. Thread: Fieldpiece JL3RH

    by icy78
    Replies
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    1,135

    Yes, it updated successfully. But no change in...

    Yes, it updated successfully. But no change in the range. I ran them in my truck heating vent and they go into red mode at 125 I think and OL at 140.
    I talked to FP and there was a pause...
  50. Thread: Fieldpiece JL3RH

    by icy78
    Replies
    15
    Views
    1,135

    Fieldpiece JL3RH

    I did an update on a couple on JL3RH field piece probes and I vaguely remember that that was supposed to give it a wider temperature range? I think as high as 260 degrees.
    Am I like totally off...
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