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Type: Posts; User: tjrobb

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  1. Replies
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    So when the deck goes in, what of the gas meter...

    So when the deck goes in, what of the gas meter in the corner?
  2. Replies
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    If I recall, OSHA requires GFI's. I might be...

    If I recall, OSHA requires GFI's. I might be hallucinating though.
  3. Replies
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    AKA The Kill-O-Matic.

    AKA The Kill-O-Matic.
  4. Thread: Not Sure

    by tjrobb
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    2,246

    Well that blows my record out of the water....

    Well that blows my record out of the water. Congrats?
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    Yep, twinned heat-only system. Runs four smaller...

    Yep, twinned heat-only system. Runs four smaller apartments in a converted early 20th century house.
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    1,347

    Not mine, just neat old work

    I work for a housing network and ran across some nice old wood ductwork in one of our units. It's all nailed, and just the bottoms are metal.
    ...
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    2,202

    Yeah, even better here since they plumbed our...

    Yeah, even better here since they plumbed our locker room toilets with hot water! (No joke)
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    3,286

    We lucked out at our house. Tech walked the...

    We lucked out at our house. Tech walked the property, asked where I wanted it, ran it inside via an existing conduit, then cable - stapled it the 20-odd feet on the inside to my existing line. Very...
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    Something I've done is tie hot and neutral...

    Something I've done is tie hot and neutral together once the power is off. With LOTO it adds another level of safety. A good breaker will trip even being held ON by a dumb homeowner.
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    Curiously, four wire telephone cable is black red...

    Curiously, four wire telephone cable is black red green yellow. Maybe tstat wire and phone wire share a common past?
  11. Thread: Lost condenser

    by tjrobb
    Replies
    15
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    5,513

    Did a guy in a hat with a bull whip stop by?

    Did a guy in a hat with a bull whip stop by?
  12. Replies
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    18,479

    It was a DMX512 cable, which may be 24V. I had...

    It was a DMX512 cable, which may be 24V. I had one hand on the lighting control board (metal case) the cable ran to, the other reached for the belt pack. The fault, found to be in an intelligent...
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    First, it's not 200mA, it's a mere 6mA across the...

    First, it's not 200mA, it's a mere 6mA across the heart. Incoming would be higher, due to tissue losses.

    Second, I had 107V volts bite me.... on a low voltage data line (we metered after the...
  14. Thread: Yikes

    by tjrobb
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    2,760

    This guy REALLY doesn't understand "can" versus...

    This guy REALLY doesn't understand "can" versus "should".
  15. Is that a radon fan??

    Is that a radon fan??
  16. Not familiar with closed loops? We had a large...

    Not familiar with closed loops? We had a large outfit tell us we didn't need makeup water because it's closed loop; still no explanation for the lack of expansion tank.
    And funny enough, there's an...
  17. Removed

    Removed
  18. Replies
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    NFPA 90A is the code for ductwork, if you're...

    NFPA 90A is the code for ductwork, if you're moving anything it's NFPA 91. Here's the full list. If a client was really concerned, you may try running a bare wire down the PVC and bonding it to the...
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    Dunno if I'm allowed to post here, but a contrary...

    Dunno if I'm allowed to post here, but a contrary to SMS' post is our building being balanced before the air units were running.
    We also have several thermostats 12 inches from a south window, above...
  20. Thread: Factory Failure

    by tjrobb
    Replies
    7
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    3,006

    Factory Failure

    Picture not available. We just received a TurboAir refrigerated prep table new on pallet. Got it in place, plugged it in, waited for it to pull down. After an hour or so, no change. We looked into...
  21. Thread: Bendy Air

    by tjrobb
    Replies
    7
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    2,156

    Bendy Air

    Found this on another forum. Not a lot of information, but it was located in a theatre.

    Apparently there was a down light drop in the way of the duct. Surely there was a better way?
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    Reminds me of the telecom rack also installed in...

    Reminds me of the telecom rack also installed in a shower. Apparently the US has an excess quantity of showers.
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    I'm a hotel facilities guy for a chain involving...

    I'm a hotel facilities guy for a chain involving two trees. We never expect tips, and can easily survive without them. That being said, I wouldn't turn it down. [emoji6]
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    Reminds me of an exhaust fan on our upper roof....

    Reminds me of an exhaust fan on our upper roof. 100 foot fall, 3 feet away, one foot parapet.
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    Any service over 250V to ground and 1200A needs...

    Any service over 250V to ground and 1200A needs ground fault protection. Also, if the breakers weren't selectively coordinated (not emergency, so probably wasn't) it's not infeasible for it to trip a...
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    I'm a facilities guy for a hotel. With us, if you...

    I'm a facilities guy for a hotel. With us, if you call down before 11pm, when we leave, we'll come check it. Normally we just reset the unit (WSHP) and its happy, but filter changes are not unheard...
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    I work in a 1928 theatre. Until 2008 we used the...

    I work in a 1928 theatre. Until 2008 we used the original heating and ventilation system, at least in the auditorium. (The flood that year took it out, was in the basement). No cooling, but had...
  28. Thread: Boiler Question

    by tjrobb
    Replies
    203
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    33,260

    Hell. With on site techs being phased out I...

    Hell. With on site techs being phased out I should start retraining.
    Seriously tho, me and 8 other guys provide constant maintenance to 600k square feet. Working 6-11, we find plenty to do, and...
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    *music* Your mission, should you choose to accept...

    *music* Your mission, should you choose to accept it, is to make sense of this pile.
  30. Replies
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    Slightly o/t, but I was an apprentice spark...

    Slightly o/t, but I was an apprentice spark assigned to untangle 50' of 16g red wires... 48 red wires to be exact. All had paper tags, all ran to one centrifuge. That's the most twisted control...
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    One year ago we had a full gut reno. We have...

    One year ago we had a full gut reno. We have entire panels with "existing load", or just a list of fixture types with no room numbers. And then there are the breakers on different floors. Which is...
  32. Replies
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    I work in a 450k square foot building. My...

    I work in a 450k square foot building. My coworkers and I are constantly losing and finding our tools throughout the place (building engineer). Its a lending library on acid.
  33. Replies
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    Seems Iowa gets a lot of people we'd rather have...

    Seems Iowa gets a lot of people we'd rather have stayed elsewhere.
  34. Replies
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    Wait, another TJ from Iowa? Huh.

    Wait, another TJ from Iowa? Huh.
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    The shield keeps stray frequencies out, but...

    The shield keeps stray frequencies out, but should only be grounded on one end. Grounded both ends, or accidentally in the middle, it becomes an antenna.
  36. I'm 28, and tend to agree that the country is not...

    I'm 28, and tend to agree that the country is not doing well. However, a lot of people my age and a little younger aren't helping anything. Living of mom and dad until you're 35 is not helping the...
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    Helping a relative in her basement when I look...

    Helping a relative in her basement when I look over and find a nearly full can of “Black Asbestos Furnace Caulk" sitting on a wall near me. Best part to me was the ‘Caution: Irritant' label. (Picture...
  38. Listen to the facilities / maintenance crew. We...

    Listen to the facilities / maintenance crew. We had many problems with our space until we sat down with the controls programmer and talk to him about our needs. After that, the building mechanicals...
  39. Thread: Andover?

    by tjrobb
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    625

    Andover?

    Ever since Schneider bought TAC, it seems more and more difficult to find information about Andover / Continuum. Being tasked to maintain an Andover system, does anyone know if Schneider has current...
  40. Thread: Hotel HVAC

    by tjrobb
    Replies
    52
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    14,167

    This is the Ask Our Pro's forum, and only Pro...

    This is the Ask Our Pro's forum, and only Pro members that have been vetted by the AOPC may post advise, commentary, or ask questions of the OP here.

    You can find the rules for posting and...
  41. NFPA 70E has your info. Don't have access to...

    NFPA 70E has your info. Don't have access to mine right now, but that's where your answer lies.
  42. Replies
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    4,171

    Have a Wave, been carrying it for about 12 years....

    Have a Wave, been carrying it for about 12 years. Other than deburring the blades and a slightly bent screwdriver the thing looks and works like nearly new.
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    Who would ever think wire exposed to wind, water,...

    Who would ever think wire exposed to wind, water, and sand shouldn't need inspected? After the floods here our POCO spent months inspecting and replacing bits and parts, including many transformers....
  44. Thread: Minimum Load

    by tjrobb
    Replies
    3
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    1,057

    I can't answer this myself, but the pros on here...

    I can't answer this myself, but the pros on here will need to know your tech- are you running centrifugal, scroll, screw, turbocor? May even help them to know if its air or water cooled. Best luck.
  45. Replies
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    One trick I use is to connect hot and neutral if...

    One trick I use is to connect hot and neutral if I have to pull power to something. This way if it goes live for any reason the breaker (should) trip. Been hit too many times not to do it.
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    I know they use hydrochloric acid to etch...

    I know they use hydrochloric acid to etch concrete, but that could easily do more harm than good.
  47. Thread: Work pants

    by tjrobb
    Replies
    84
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    15,711

    +1 for Carhartt and fire hose. Being only...

    +1 for Carhartt and fire hose. Being only maintenance I don't wear through them as fast, but both those seem to last. If you need thinner, the newer fire hose flex style are thinner but still...
  48. Thread: Hall Closet

    by tjrobb
    Replies
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    2,837

    Isn't transite the one made of asbestos? And is...

    Isn't transite the one made of asbestos? And is the boot-thing touching the PVC? Either way, impressive.
  49. Thread: ignorant stairs

    by tjrobb
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    3,027

    Yup, we have a set here, only ours have the...

    Yup, we have a set here, only ours have the standard step style. Fun coming back down, as there is less than a foot between the bottom step and the door. At least the elevator is only ten feet from...
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    At another forum I'm in they were wondering about...

    At another forum I'm in they were wondering about the ground fault sensor, a common item in 480v systems of that size, and if the gennys of the halftime show messed with it. Also, it takes 15 minutes...
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