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  1. Actually this has really given me food for...

    Actually this has really given me food for thought- I need to replace gutters anyways so maybe good time to look at exterior especially insulation. My house is early 1900s soooooo. Is stucco but...
  2. So if Iím following you got away with half the...

    So if Iím following you got away with half the input with a ď high efficiencyĒ? Nice. Yeah I have the old helical fan switch/limit as well. Infact that they blower and gas valve is about it. Itís...
  3. I agree. I did my time doing residential but from...

    I agree. I did my time doing residential but from an install/service side and as far as install just put in what the boss side.
  4. you mean i can't just put as many pvs 90s and...

    you mean i can't just put as many pvs 90s and pitch it any way i want? On a serious note don't quote me on this but i could've sworn i heard a planet far far away to try and avoid 45's. Exhaust i...
  5. Load Calc.com good to know- I tried looking for a...

    Load Calc.com good to know- I tried looking for a good one last night online but always ended up being a commercial so I gave up.
  6. I do not dare ask for heating and cooling "rules...

    I do not dare ask for heating and cooling "rules of thumb" per sq ft :couch hide:- I used to know but its been so long. I just remembered it seemed to pan out against manual J formal load...
  7. right i get the math but wanted to make sure my...

    right i get the math but wanted to make sure my line of thinking is correct. What sorta throws me off is how it only gives an input rating unlike today where theres both
  8. I lost my manual J :whistle:

    I lost my manual J :whistle:
  9. Right I mean I know my way around a furnace but...

    Right I mean I know my way around a furnace but sizing a vintage replacement- ehh oh no sheís natural draft and Iím pretty sure the first of its kind at the time state of the art spark to pilot with...
  10. Large Commercial only- wanna upgrade furnace

    This maybe a dumb question- my manual J is long gone and I give kudos to those that use it. Rule of thumb sizing was just proven over and over again even in manual j class in school why back when. I...
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    Case in point!

    Case in point!
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    Imperial now Diversitech- good or bad?

    Iím opinionated about my tools- especially trade specific. Always held to the opinion imperial was king- no pun intended. JB not far behind. Now with Diversitech taking ownership local branch has...
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    I looked at that link of the Lennox- I did note...

    I looked at that link of the Lennox- I did note some differences with the Lennox but an obvious clone for sure. Another common denominator regardless of make is the models seem to start with Z-
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    Ohhhhhh not true- these had super duper green...

    Ohhhhhh not true- these had super duper green 100% recycled aluminum microchannels for both coils, saving the world one at a time. May have been the only difference.
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    These RTUS that were replaced certainly were not...

    These RTUS that were replaced certainly were not that old. Iím guessing it the building just got new owners with the letís replace with something ďmore efficientĒ. The building is no more than 10 if...
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    Interesting. Makes sense and I know they were...

    Interesting. Makes sense and I know they were carriers that were replaced. I know... because installing contractor left all the old RTUS on the roof- setting them on 2x4s. For being a mirror image...
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    When did York RTUS become carriers?

    Worked on a fairly newly installed by others today- York on the outside paint and sticker. Mfg 3-19. But was a carrier like everything. Something smart series or something.
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    Not to stray off track since I know this started...

    Not to stray off track since I know this started on Hoshizakis but one neat trick an old timer taught me like on plate manis run the back of your finger across the plates horizontally and should be...
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    I just ran into this on a mani-very true- no...

    I just ran into this on a mani-very true- no problem making ice but always left a patch in harvest. A VERY close eye on the plates showed a minor but enough degree of unevenness. Although Iím not...
  20. nice- i just caught that. subsoiling is important.

    nice- i just caught that. subsoiling is important.
  21. That is absolutely what I meant to say was...

    That is absolutely what I meant to say was series- good catch beer!! I see your a man that pays attention to detail. Itís all food for thought and discussion really. Doubt Iíd really do it- donít see...
  22. How much efficiency does subsoiling REALLY add

    The shoemakers children go without shoes... I am finally looking at replacing my furnace and adding central air. My question is as there seems to be no empirical testing that could be done on my part...
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    10-4. Also I was able to ID the components- one...

    10-4. Also I was able to ID the components- one is a check valve other is a flame trap
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    Right but with alternative fuel like methane you...

    Right but with alternative fuel like methane you have no idea of btu content because of so much inconsistency
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    I know itís not an exact science with fart gas...

    I know itís not an exact science with fart gas but as far as combustion analyzing goes it was mentioned that ďeven 1 to 1 1/2Ē %O2 can throw it offĒ no methane expert but is that not pretty lean? but...
  26. cool ill check it out thanks

    cool ill check it out thanks
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    For sure- the boiler message board looked dead so...

    For sure- the boiler message board looked dead so I posted here- sorta a mistake I usually post in the pros. Lots of questions about tuning parameters with the fart gas- I mean the properties are so...
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    Chops your a man after my own heart my freind- we...

    Chops your a man after my own heart my freind- we talking screw chillers one minute - fart burners the next. I enjoy this field!
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    If itís a regulator how do you adjust it? Thereís...

    If itís a regulator how do you adjust it? Thereís no adjustment. Is just a fixed orifice deal? Many questions to follow. The burner itself is a typical old school power burner- dual fuel- farts and...
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    ok got some pics uploaded

    ok got some pics uploaded
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    809487809488809489809490809491

    809487809488809489809490809491
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    its not retrieving photo library for some reason....

    its not retrieving photo library for some reason. Yes it is interesting and difficult because pacific flush tank doesn't seem to be around and i can pay like $50 to down load some archived literature...
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    Apparently tapatalk will not connect to my photos...

    Apparently tapatalk will not connect to my photos even though itís enabled. Huh technology


    Sent from my iPhone using Tapatalk
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    Exactly- donít know what your getting with...

    Exactly- donít know what your getting with ďalternative fuelĒ I canít figure out how to upload using regular mobile but Iím re downloading tapatalk and I think I was able to from there once upon a...
  35. This all makes sense!! Thanks for the great...

    This all makes sense!! Thanks for the great replies!! This is how you learn!!
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    Methane gas burner/digester components

    Looks like the boiler/burner board is sorta dead so I decided to post here. Anyone familiar with methane burner gas trains? I sorta got called in to help as I have little more boiler burner...
  37. So really it can be boils down to redundancy I.e...

    So really it can be boils down to redundancy I.e failsafe which I ruled out initially right away. Bypass janitor accidentally bumps the selector switch to bypass (assuming it's a TRUE bypass drive...
  38. Why are pressure differentia/ bypass valves still installed on vfd pumps??

    Can't understand why bypass valves are still installed when the pumps are vfd driven when differential drives the pump speed. Failsafe is never an engineering concern so I've ruled that out right away
  39. Replies
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    Oil line temp. Cold and sweating - and I'm not...

    Oil line temp. Cold and sweating - and I'm not joking- a few good whacks with soft blow hammer- you'll be amazed. We all joke about hitting things with hammers but an old timer rack King showed me...
  40. Supco- bullet tube chart just need gas and comp hp

    Supco- bullet tube chart just need gas and comp hp
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    Seriously though lack of water flow a1 culprit...

    Seriously though lack of water flow a1 culprit for ice clog between plates especially on hoshis
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    X2 and X3 We use the special food grade butter...

    X2 and X3
    We use the special food grade butter round hereya. Never ever margerine though. That would be bad.
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    Rarely have to worry about it because Imperial -...

    Rarely have to worry about it because Imperial - and JB very close second if not a tie- are king!!!!
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    The Bacharach H10 is very very sensitive-so much...

    The Bacharach H10 is very very sensitive-so much so that it can be misleading. If thatís the route you go be sure to bubble to pinpoint. My initial go to is to pressurize the snot out of it with...
  45. Calibrating temperature on fluke VOMs with temp

    Naturally cost like anyone else is a factor but I invest in quality as in the long run an error because I donít trust or have faulty stuff costs me more in the long run. I always stand by my personal...
  46. Good to know. Iím torn between a new 52 and a...

    Good to know. Iím torn between a new 52 and a cooper. Although through all this I have deduced that they type K adapters are garbage and even my dusty old UEI ( which I only bought because I liked...
  47. You mean the Fluke 52? Sent from my iPhone...

    You mean the Fluke 52?


    Sent from my iPhone using Tapatalk
  48. Slightly confused as the pipe clamp for cooper of...

    Slightly confused as the pipe clamp for cooper of the same model boasts thermistor type while coopers actual site says itís a type K thermocouple


    Sent from my iPhone using Tapatalk
  49. Exactly why on my installs I always install some...

    Exactly why on my installs I always install some pressure access inside in a convenient location.


    Sent from my iPhone using Tapatalk
  50. Then again I just read up on the fluke 52 and...

    Then again I just read up on the fluke 52 and itís operating temp only goes to 14*


    Sent from my iPhone using Tapatalk
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