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  1. Replies
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    I was running about the 9th call of the day for a...

    I was running about the 9th call of the day for a warranty company. Dead of winter, no heat call. I knock on the door and a small child with a diaper only answers the door. Three adults are...
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    697

    Well, I was able to locate and seal a number of...

    Well, I was able to locate and seal a number of leaks with some low temp silicone. It appears though that warm air is migrating from the electrical box on top of the cold storage inside the conduit...
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    697

    sealing gaps in walk in fridge

    I was called for some wet electrical inside of a walk in cooler. I closed the door with the lights off and saw a gap at the seam in the box sections. I can access this from both sides. Is there a...
  4. Thread: RTU PMís

    by uffdanow00
    Replies
    27
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    1,171

    I would follow a you tube channel by time builder...

    I would follow a you tube channel by time builder for sure. Im always in search of some good reliable and relavent information.
  5. I inspected the door and found no cracks until I...

    I inspected the door and found no cracks until I watched the raceway from the side while opening it. It must be cracked because it deforms and the balls donít engage. As usual, I appreciate all of...
  6. That sucks. It looks like a little round...

    That sucks. It looks like a little round dovetailed plastic piece with a keyway that is part of the door. One of those broke while I was trying to get the hinges in and out but I still couldnt get...
  7. manitowoc ice machine s970 bin door hinge assembly

    For some reason Im struggling with what seems to be an easy repair. I was told that the bin door no longer stays open. I didnt fully remove the original pins and assumed they needed replacement. ...
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    2
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    835

    No human response from tech support, I replaced...

    No human response from tech support, I replaced the motor, cap, and resister which measured 4x nameplate value, tilt works with new parts, voltage still the same, not sure why or if it is an issue....
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    1,550

    Hey olivero, I was working on a tilting skillet...

    Hey olivero, I was working on a tilting skillet sgl 40-tr and there are some steamers, any leads would be much appreciated. Thank you. Kitchen was in a hurry to have this fixed. I soldered in a new...
  10. Replies
    8
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    1,550

    Thanks for confirming my suspicions. I was...

    Thanks for confirming my suspicions. I was trying to correctly troubleshoot their 24 vdc actuator. No movement of the motor with voltage but I was reading 33 volts so Iím not sure if thatís...
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    8
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    1,550

    Cleveland tech support

    Does anyone have a good tech support number for Cleveland where they pick up the phone or return your call? Thanks
  12. Replies
    2
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    835

    cleveland sgl-40-tr tilting skillet

    I had a question regarding the motor for the actuator on this unit. I havent worked on one of these motors before. The shaft doesnt spin with voltage applied. I tested with the motor free of the...
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    279

    Best air cleaner for smoke

    This is for an office space conditioned by a residential furnace. Asthmatic non smoker shares with smoker (not inside but carries on clothes) I recommended separate offices but this probably wonít...
  14. Thread: Cotter pins

    by uffdanow00
    Replies
    2
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    1,219

    Cotter pins

    I maintain and service a dish accumulater that is about 8 years old and the cotter pins that hold the tray holders are breaking causing mayhem at the middle school lunch room. I tried using what...
  15. I made a similar move a few years ago which...

    I made a similar move a few years ago which worked out well for me. I had a pregnant wife in school, a kid at home and a few resi/ light commercial companies I worked for where I couldnt approach...
  16. Replies
    5
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    918

    hot water heater setpoint

    What is recommended for hot water heater setpoint in a commercial building? There are a couple of new buildings where I work, one is a science building and one is an art building for a middle/high...
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    1
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    613

    supplemental heat for scene shop

    No heat loss calculation yet, but appears that current setup does not maintain heat in the space. Space is approximately 25 x 100 feet with about 30 foot ceiling. Location is in south Denver. ...
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    7
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    701

    Oil on compression fittings

    Iím working with more cheap compression fittings with my current job. Obviously they break if overnighted and leak if under tightened. Instructions say you can use oil. Does anyone recommend oil or...
  19. Replies
    4
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    669

    Leak made paper warp on drywall, I believe the...

    Leak made paper warp on drywall, I believe the water travelled the outside of the copper and dispersed at the coupling onto the drywall, so could be condensation, roof leak or? Facility manager said...
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    4
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    669

    Intermittent leak

    Every few months a customer has some water damage in a few locations in their ceiling drywall. Climate is dry high desert with occasional heavy rain. Renovation a few years ago, with some roof...
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    1,170

    Two separate classrooms, there are four heads...

    Two separate classrooms, there are four heads total but two of the rooms get little use, so no smell in those rooms. The building was renovated and there is an abandoned air handler with supplies to...
  22. Replies
    9
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    1,170

    Cassettes are pulling air from the room, return...

    Cassettes are pulling air from the room, return air is not ducted into the space, it just recirculates the existing air with the door closed.
  23. Replies
    9
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    1,170

    Fresh air or air to air exchanger

    I work at a middle/high school where there has been complaints regarding smell in two adjoining rooms (room full of boys is possible source) the temp is conditioned by lg ceiling cassettes with vrf...
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    5
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    938

    Food grade silicone

    Where I work there is a dish carousel which feeds a rinse sink and dishwasher. Some of the stainless steel meets a wall which is some sort of plastic. There is heat, grease and detergent, so...
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    12
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    1,062

    I appreciate the education, since this is...

    I appreciate the education, since this is happening after years of operation, would slightly compromised insulated windings in a moist environment cause a ground fault but not a short/ tripped...
  26. Replies
    12
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    1,062

    Why should a freezer not be on a gfci? They seem...

    Why should a freezer not be on a gfci? They seem to have most of the refrigerated appliances on them in this kitchen even if they are not near a sink/water source
  27. Replies
    12
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    1,062

    Uc freezer trips gfci once a week

    Delfield two door under counter freezer with intermittent tripping 20 amp gfci, scratching my head, first time I cleaned the condenser fan blade and plastic cover near fan, coils were clean, unit...
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    4
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    584

    Rheem rcba-3765g supply?

    A confusing call, customer off site said one of two air conditioners freezing up and there was a noise at the outdoor units. One unit had an obvious problem which was two heavily plugged one inch...
  29. Replies
    26
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    2,295

    What filter are you using that's $5? I got quoted...

    What filter are you using that's $5? I got quoted three figures for the filters in place where I work
  30. Replies
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    2,295

    Manitowac model rf0244a shurflo lvpo-f1 reorder...

    Manitowac model rf0244a shurflo lvpo-f1 reorder number 94-399-00
  31. Replies
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    2,295

    I'm new to this machine and have basically no ice...

    I'm new to this machine and have basically no ice machine experience so I'm pretty ignorant, what would be an acceptable pressure drop? I m not sure about the amount of usage. They have a distiller...
  32. Replies
    26
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    2,295

    So, let's say the ice machine does not get heavy...

    So, let's say the ice machine does not get heavy usage and the customer wants to minimize the cost of replacing the inlet water filter, doing it less frequently, could you test the filter by timing...
  33. Replies
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    Thanks for the great info everyone, the ice is...

    Thanks for the great info everyone, the ice is used for science experiments but you are correct, I wouldn't be there to stop someone from carelessly using it
  34. Replies
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    2,295

    Neglected water filter on ice machine

    What are the possible results of neglecting to change a water filter on an ice machines production, operation? The ice is not used for human consumption
  35. Replies
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    1,127

    Great ideas, thanks, the intent was to make the...

    Great ideas, thanks, the intent was to make the manual control accessible where multiple expensive Ddc controls have failed, some obvious drawbacks to my plan but it doesn't hurt to dream, right
  36. Replies
    5
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    1,127

    ball valve extension

    Id like to manually open and close a ball valve (on demand) which is physically located inside the drop ceiling without getting out a ladder, moving ceiling tile, etc (manual valve from ground...
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    1
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    1,089

    Vendo sandwich case

    I got a rare call for too cold operation. Shelves were warm upon arrival, I cleaned filters, vents combs, temp dropping, checked remote condenser and it shuts off before I get on roof doesn't come...
  38. Replies
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    893

    I realize that the temp of the refer is cooling...

    I realize that the temp of the refer is cooling the metal which is lower than the dew point of the surrounding air, I just hadn't seen a clear frost line across a drier while removing refer before. I...
  39. Replies
    5
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    893

    Filter drier

    Found an open air case all iced up with defrost timer stuck. Previous tech cleaned coil and said system satisfied after cleaning. I returned with the timer and discharge air wouldn't drop below 38. I...
  40. Replies
    6
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    1,062

    Very helpful. Thank you. I assume checking charge...

    Very helpful. Thank you. I assume checking charge may vary with the machine and application. I serviced a hussman with remote condenser. The sight glass showed liquid. The chart said to add x lbs...
  41. Replies
    6
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    1,062

    Troubleshooting a frozen coil

    I'm new to refrigeration and hoping to become efficient with my troubleshooting. I have seen more than a few product is too warm calls and the freezer evap is frozen. I usually start with the...
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    1,446

    Thanks for the help!

    Thanks for the help!
  43. Replies
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    1,446

    Headmaster operation

    Having moved from a.c. work onto refrigeration, I'm trying to better understand controls. I used to think of the high side as one pressure which probably isn't true. So, under low ambient...
  44. Replies
    1,071
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    314,627

    After hours No heat call, a two year old wearing...

    After hours No heat call, a two year old wearing only a diaper opens the door. three adults are on the couch smoking. furnace is covered in rat feces, p/s tubing is chewed through, board not...
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    641

    Thanks, I'm kinda slow sometimes. I appreciate...

    Thanks, I'm kinda slow sometimes. I appreciate your googling, I owe you
  46. Replies
    2
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    641

    Bath fan venting

    Is there a bath fan manufactured that vents with 3" venting? I only found 4" and wanted to minimize cost on replacement of an existing fan thanks
  47. Replies
    22
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    1,761

    So, it turned out to be a restriction between the...

    So, it turned out to be a restriction between the furnace and the meter, went from hard pipe to a small section of kinked flex back to hard pipe, still can't figure out why I was reading adequate...
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    1,761

    Going back next week to look deeper, inlet...

    Going back next week to look deeper, inlet pressure did not change and it was high enough I didn't think it was the outside meter, outlet did not fluctuate either even with set screw all the way in...
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    Thank you

    Thank you
  50. Replies
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    I am aware that you cannot adjust incoming...

    I am aware that you cannot adjust incoming pressure, that is up to the gas company, but I believe that with 28 volts and 6inwc gas pressure into the valve, the gas should be able to put out 3.5 or...
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