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  1. Replies
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    2,533

    Improper grounding of the RTU, or a weak ground...

    Improper grounding of the RTU, or a weak ground can also cause that alarm. We had a building in our territory that had the exact same experience for almost 4 years. We would monitor main power, unit...
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    1,664

    Hey CJ, if it hasn't been done yet, you can...

    Hey CJ,

    if it hasn't been done yet, you can increase your Hi SST alert delay from the factory setting of 10 minutes up to 30 minutes. this will allow the logic to give the unit a little more time...
  3. Replies
    3
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    1,174

    We always preach to use a little shop vac and...

    We always preach to use a little shop vac and that heavy brissel brush that comes with most shop vacs. The brush that you wonder what would I ever use this for? It is great on the dust those wheels...
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    571

    Perhaps these instructions may help? These are...

    Perhaps these instructions may help? These are the retrofit instructions to convert gas units from mercury flame sensor to flame rectification
  5. Replies
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    1,023

    you are correct, the compressor would be a 5H...

    you are correct, the compressor would be a 5H series. The number 5Mh86 is an actual part number for the crankshaft if that is what they are looking to replace?
  6. Excellent explanation Turbo!! :)

    Excellent explanation Turbo!! :)
  7. Replies
    8
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    2,252

    ASCJ, The code 9 is a software issue internal...

    ASCJ,

    The code 9 is a software issue internal to the board. It will reset upon a power cycle, but if the problem continues you do need to replace the board. It is offically labled "software...
  8. Replies
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    852

    How about hooking up a signal generator to the...

    How about hooking up a signal generator to the same input you are using and see if the CEM board still reads incorrect data. If so the board is bad, if not, then your device is bad? That is how we...
  9. Thread: Linkage

    by gyhooyabat
    Replies
    7
    Views
    529

    have you tried this?

    Believe it or not we mix 5w30 with never sieze. It takes a while to break them down and mix up and you need to get it thin enough to work in a spray bottle, but it works great, cleans up easy and...
  10. Replies
    4
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    2,147

    It is an 18,000 BTU unit rated for 8.4 SEER when...

    It is an 18,000 BTU unit rated for 8.4 SEER when it was new.
  11. Replies
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    2,207

    Freonrick and thegoodlistener are both correct,...

    Freonrick and thegoodlistener are both correct, it's against regulation for us to have a schrader under any manual high pressure switch. We don't make the rules we make the equipment per the rules.
  12. Replies
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    2,207

    the sensor is receiving 24vac from the main...

    the sensor is receiving 24vac from the main control power via the red wire and sends back a floating 0 - 24vdc signal back to the MBB. When the 0 - 24vdc signal reaches 18vdc the input accepts that...
  13. Replies
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    Pach, Email me your information and location...

    Pach,

    Email me your information and location so I can see why your machine is not completed. Email address is in my info.

    Thanks,
  14. Thread: Carrier RTU

    by gyhooyabat
    Replies
    16
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    2,367

    Believe the part you would be looking for is...

    Believe the part you would be looking for is actually labeled as a "valve body" but it consist of the parts for that schrader access you are looking to repair. The replacement part number is...
  15. Replies
    7
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    1,067

    Jrbenny is close. The machine will go into this...

    Jrbenny is close. The machine will go into this mode if it starts more than 5 times in 60 continuous seconds. This mode will prevent the machine from short cycling.

    MD26 Short Loop Override...
  16. Replies
    2
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    617

    Here is the sequence for the minimum load as well...

    Here is the sequence for the minimum load as well as close control:

    Minimum Load Control
    A metering solenoid valve that acts as an orifice accomplishes Minimum Load Control for the AquaSnap...
  17. Thread: PDA's

    by gyhooyabat
    Replies
    8
    Views
    995

    They can be one of your most valuable tools you...

    They can be one of your most valuable tools you may ever invest in. Like you have read above, they can hold more information than you could fit in manuals on your truck.

    Plus, we have made so many...
  18. Replies
    2
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    jwhite, I can't put the PDF on this site...

    jwhite,

    I can't put the PDF on this site because of it's size. Email me and I'll send you the wiring diagrams as they would have been wired from the factory.
  19. Replies
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    1,223

    Chill, You could have simply sprayed a little...

    Chill,

    You could have simply sprayed a little contact cleaner into the phone jack in the rear just to make sure there is no rust building up in the jack. That is a problem we have experieced in...
  20. Replies
    10
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    1,223

    Chill, oddly enough there are not that many...

    Chill,

    oddly enough there are not that many different boards for the different machines we make, and the common link to communications between the boards would be the red LED on each board. That...
  21. Replies
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    2,718

    Dan, The easiest way to test the MBB is to...

    Dan,

    The easiest way to test the MBB is to have it hooked up to your laptop, if you have service tool or CCN software. It is possible that the MBB has an issue with it's software, but the only way...
  22. Replies
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    2,718

    Dan, Main Base Board To identify the boards...

    Dan,

    Main Base Board

    To identify the boards look at the "J" terminals (white in color) as they will have the respective lables for the boards and which terminals they are.
  23. Replies
    18
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    2,718

    Dan, That's pretty much all that causes that...

    Dan,

    That's pretty much all that causes that alarm. Either a faulty motor temperature sensor, an actual failed motor widings, or a wiring issue between the motor temp sensors and the CCP. When...
  24. Replies
    24
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    7,250

    Carey, There is a bulletin release sent to all...

    Carey,

    There is a bulletin release sent to all our service offices regarding the issues we found in the coil failures on our 30RB and 30XA series machines.

    Brief explanation: The problem lies...
  25. Replies
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    731

    Your unit, model: 50BU-012---530-- is actually...

    Your unit, model: 50BU-012---530-- is actually serial number 4392F22200 and it was shipped out of the plant on 10-21-1992.

    Were there any bets on this?
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