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  1. Thread: Motor or ECM

    by glennroe
    Replies
    10
    Views
    730

    Sorry

    Sorry if I was ignorant the rules. I really just needed to know if it was reasonable to assume the entire motor was bad with a tech using a gadget and an ohm meter without separating the motor from...
  2. Thread: Motor or ECM

    by glennroe
    Replies
    10
    Views
    730

    Motor Looks Good to Me

    I disconnected the 2.5 HP motor from the ECM. Between each of the 3 wires on the motor I get 11 ohms. Between each wire and the motor case I get open.

    At this point is there any reason to...
  3. Thread: Motor or ECM

    by glennroe
    Replies
    10
    Views
    730

    He said motor and never mentioned the ECM. If...

    He said motor and never mentioned the ECM. If you ohm from the connector on the outside of the motor, isn't the ECM between the connector and the actual motor? If so, that is why I would like a way...
  4. Thread: Motor or ECM

    by glennroe
    Replies
    10
    Views
    730

    Motor or ECM

    I have a Carrier Air Handler (FV48NF003000AAAA) inside the house. The blower motor will no longer start. It is possible that over the last several weeks it may have been starting and shutting off...
  5. Replies
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    3,170

    Solved by Cheating

    E3 error on HP #1 caused by faulty cable. I could not locate the break. HP#2 also has an outside sensor but it was not connected in the air handler where it would be connected to go to its Tstat....
  6. Replies
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    3,170

    Last Questions

    Just so I fully understand, lets say it is an unusual day here in Florida and it is 20 degrees outside. I have the Tstat set to 68. The HP will come on when the indoor temp goes below 68. Assuming...
  7. Replies
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    3,170

    But How

    If the outdoor temperature reading is truly for convenience only and is currently not working (probably due to a faulty cable), how can the Tstat call for Aux heat since it no longer knows what the...
  8. Replies
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    3,170

    Has to be the cable. If I attach the sensor...

    Has to be the cable. If I attach the sensor directly to the thermostat, I get a good reading. If I ohm the cable it shows open with both ends disconnected OR with the remote end twisted together....
  9. Replies
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    3,170

    Should I Care

    Since it appears that the sensor is connected directly to the thermostat, can't the sensor be connected directly at the thermostat to eliminate the cable? But in any case, since the "aux heat...
  10. Replies
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    3,170

    Carrier Thermidistat E3

    Getting an E3 error with a -- displayed instead of a temperature.. The outdoor temperature sensor has been changed. It looks like the sensor is wired directly from outside to the thermostat S1 and...
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