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Type: Posts; User: MicahWes

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  1. The Horizon machines don't have bearings like the...

    The Horizon machines don't have bearings like the Maestro machines. There is a ceramic bushing and journal at the rear end of the auger, and the gearmotor supports the forward end. I have replaced a...
  2. Also, make sure you are actually seeing which...

    Also, make sure you are actually seeing which lamp is actually lit. The LEDs on the board are pretty far behind the little round cutouts on the control box. If you don't look at it head on it might...
  3. Keep in mind this machine will shut down on time...

    Keep in mind this machine will shut down on time delay under several normal conditions. The time delay lamp being lit does not indicate a problem unless a red service lamp is also lit.

    Sent from...
  4. Many domestic refrigerators with basic controls...

    Many domestic refrigerators with basic controls are still this way. My ten year old Maytag has freezer tstat. Fridge has damper with vapor tension actuator operating the damper. It will close the...
  5. Make sure you have the correct service manual for...

    Make sure you have the correct service manual for your machine. Follett technical documents are usually very good.

    Sent from my Pixel 2 using Tapatalk
  6. The condenser fan motors go bad somewhat...

    The condenser fan motors go bad somewhat frequently with the older Horizon machines, especially if they are installed under a cabinet with little ventilation and run hot. The fan assembly is not...
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    Each municipality usually has its own rules about...

    Each municipality usually has its own rules about maximum refrigerated product temps. It was 41F in my area but was recently lowered to 40F. This is the FDA max and seems to be what most health...
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    The chance of contracting legionella from a hot...

    The chance of contracting legionella from a hot water tank is miniscule, especially if the water system is disinfected. If you are on a city water supply, there is no worry. If you insist upon...
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    Not according to the OP. He is trying to add a...

    Not according to the OP. He is trying to add a timeclock to enable off-cycle defrost.
  10. Replies
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    1,105

    Can the existing Emerson digital control not be...

    Can the existing Emerson digital control not be configured for off-cycle defrost?
  11. Replies
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    Are you sure this system was designed for R22? ...

    Are you sure this system was designed for R22?

    Sent from my XT1080 using Tapatalk
  12. Replies
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    725

    Sounds like a normal ECM motor starting. Sent...

    Sounds like a normal ECM motor starting.

    Sent from my XT1080 using Tapatalk
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    There have been millions of these units...

    There have been millions of these units previously and currently in operation with the condenser oriented this way. Of course it works!

    On a semi-related note; Never assume because process tubes...
  14. Thread: Follett L400A

    by MicahWes
    Replies
    13
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    2,689

    This is a fairly common issue with Follett...

    This is a fairly common issue with Follett dispensers, especially those with top mounted ice storage bins. The tube gets worn along the top at the last bend before the terminal end of the ice tube in...
  15. Thread: Hoshizaki

    by MicahWes
    Replies
    9
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    1,573

    What size is the water line entering the filter...

    What size is the water line entering the filter manifold?
  16. Replies
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    934

    I have put hundreds of KE2 Temp + Defrost (medium...

    I have put hundreds of KE2 Temp + Defrost (medium temp) controllers, and many KE2 Evaporator Efficiency (low temp, same as MasterBilt MasterController) controllers. I haven't had any problems in...
  17. Thread: BluVac Repair

    by MicahWes
    Replies
    3
    Views
    784

    BluVac Repair

    Hello all! Last summer my BluVac micron gauge stopped working. I had a second one, so I put the broken one aside and forgot about it. My second one was recently stolen from a jobsite and I would like...
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    3,838

    Those plates aren't likely damaged from freeze-up...

    Those plates aren't likely damaged from freeze-up on the exterior (ice side) of the plates, they very likely were damaged from water flowing between (inside) the plates during freeze, hence the...
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    All of our problem KMS machines are brand new and...

    All of our problem KMS machines are brand new and subject to whatever Hoshi wants to do for warranty.
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    3,095

    They aren't freezing up in the traditional sense....

    They aren't freezing up in the traditional sense. The mechanical bin controls are not working as intended and the machine restarts with a full bin.
  21. Replies
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    3,095

    We have installed 4 (two doubles) KMS machines...

    We have installed 4 (two doubles) KMS machines just like this on Follett storage bins this year. ALL FOUR of them have this problem. The bin extensions they sent helped a lot, but didn't solve the...
  22. Replies
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    7,294

    My point is, the majority of heat transfer is the...

    My point is, the majority of heat transfer is the result of phase change (condensation in this instance), not from the small gains from compressor motor heat or heat of compression. Desuperheating,...
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    7,294

    That doesn't sound quite right to me!

    That doesn't sound quite right to me!
  24. Replies
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    7,294

    Why is lower discharge temperature...

    Why is lower discharge temperature counter-productive for heat pumps?
  25. Thread: display HELP!

    by MicahWes
    Replies
    23
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    3,113

    You can't really do that with a pumpdown system....

    You can't really do that with a pumpdown system. You need more frequent defrosts, at the least. Also, if the room temp is much over 80F, you will never be able to keep that case at temp.
  26. Thread: display HELP!

    by MicahWes
    Replies
    23
    Views
    3,113

    4 times a day for 20 minutes is very likely not...

    4 times a day for 20 minutes is very likely not nearly enough for an open case that is not controlled by a pressure switch. I would have 10-15 minutes of defrost per HOUR if the relative humidity of...
  27. Thread: display HELP!

    by MicahWes
    Replies
    23
    Views
    3,113

    Is the A19 control the original control? We don't...

    Is the A19 control the original control? We don't have a lot of Marc stuff around here, but the few I service are controlled by a low pressure switch alone. They are very reliable for open cases. I...
  28. Remember that driers are full of dessicant....

    Remember that driers are full of dessicant. Doubling the size of a drier will (usually) double the size of the dessicant mass inside. Due to the fact that most of the internal volume is taken up by...
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    Pressure will be the SAME inside the box during...

    Pressure will be the SAME inside the box during the night. Well, always, except when the door was just opened.

    There is another problem somewhere, and it has nothing to do with relief ports.
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    Closers are designed to be mounted on the center...

    Closers are designed to be mounted on the center of the door so that the door will more certainly be in range of the closer engaging when the gravity (maybe with spring assist) hinges are closing the...
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    3,311

    http://www.sdcsecurity.com/pth-Electric-Power-Tran...

    http://www.sdcsecurity.com/pth-Electric-Power-Transfer-Hinge.htm
  32. Replies
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    There is very likely some kind of electrical...

    There is very likely some kind of electrical mechanism in the door that is causing the heat. You might not see any wires either, since they probably used electrified hinges.
  33. Replies
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    6,716

    Just for everyone's curiosity, the hot gas...

    Just for everyone's curiosity, the hot gas harvest cycle on a Hoshizaki KM machine is assisted by the inlet water, not the other way around. It is just semantics, but I think it is interesting to...
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    They are still widely used. Manitowoc curtain...

    They are still widely used. Manitowoc curtain switches come to mind.
  35. Replies
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    1,411

    On the original board, there should be a force...

    On the original board, there should be a force defrost/normal jumper that you move.
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    Restriction=no work be being done= low head.

    Restriction=no work be being done= low head.
  37. Thread: R-22 retrofit

    by MicahWes
    Replies
    31
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    6,636

    Keep it R 22. There is absolutely no reason to...

    Keep it R 22. There is absolutely no reason to retrofit in this application.
  38. Replies
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    9,679

    I'm surprised with two pounds of refrigerant in...

    I'm surprised with two pounds of refrigerant in that small system the compressor would even run. Anyway, the answer is pretty easy if you just think about it for a moment... You know the charge is...
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    3,987

    True used to recommend running replacement cap...

    True used to recommend running replacement cap tubes up through the suction lines. I have done it several times. A handful of times I had to give up due to not being able to get the tube through a...
  40. Probably. This stumps folks a lot. The hissing...

    Probably. This stumps folks a lot. The hissing TXV was a dead giveaway.
  41. Replies
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    We have several Kold-Drafts running in my city...

    We have several Kold-Drafts running in my city now. One with the optional crusher. They do OK. They have needed some random things (a few pumps, most notably), but have generally been OK. The have a...
  42. Replies
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    8,781

    It should be noted that there is no Follett LC12....

    It should be noted that there is no Follett LC12. The icemaking equipment is most likely a 12CI400A, or similar. I work on hundreds of Follett countertops, remote Maestro's and Horizon's, and the new...
  43. Replies
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    8,375

    While sometimes these similar tools (and other...

    While sometimes these similar tools (and other items) ARE indeed the exact same thing, there are a large amount of tools that are made to different specifications for different customers (retail...
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    Make sure the machine is producing the proper ice...

    Make sure the machine is producing the proper ice quality. It should be nugget ice. The pieces should be very distinct and hard. You probably have a refrigeration problem that is causing the machine...
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    7,841

    I went this afternoon. The equipment is a 1985...

    I went this afternoon. The equipment is a 1985 Norlake drop-in unit on top of the box. It started with R12, then was changed to R401(MP39). That apparently remained in service until sometime in the...
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    Illegal?

    Illegal?
  47. Replies
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    7,841

    The P/T charts for the two refrigerants are very...

    The P/T charts for the two refrigerants are very similar.
  48. Replies
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    7,841

    That is probably what I will end up doing. I want...

    That is probably what I will end up doing. I want to go there and see the condition of the equipment first. This customer is cheap. I get the feeling he just wants a gas and go. He isn't very...
  49. Replies
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    7,841

    Mix 414b and 409a?

    I have an occasional and somewhat annoying ice machine customer that has now called me about his 20+ year old walk-in cooler. I didn't make it there Thursday, but I am going in the morning. I have...
  50. Slugging and floodback are two different things.

    Slugging and floodback are two different things.
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