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Type: Posts; User: marcushvac

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  1. Replies
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    PM Contactor replacement?

    Do you believe in replacing the contactor and capacitor as part of a preventative maintenance program for 2 - 5 ton units? If so, how often? Do you have a Brand you favor? Do you like to upgrade e.g...
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    2,796

    Where do you get 4 degree split?

    Where do you get 4 degree split?
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    So it's been about a week and the humidity is...

    So it's been about a week and the humidity is down to 59% temperature outside 85, return 72, outlet 58.

    Looking through the manual, there doesn't appear to be anything else I can do to lower the...
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    2,796

    Thanks. Not an experiment I care to do.

    Thanks. Not an experiment I care to do.
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    OK it's been a few hours having changed -15% CFM...

    OK it's been a few hours having changed -15% CFM from 1020CFM orig setting and a MERV 13 in place.
    Return temp is 72 as is the room temp, Indoor Humidity reads 63% (First floor is 74 and humidity...
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    83 outside. I dropped the CFM by 15% using the...

    83 outside.

    I dropped the CFM by 15% using the DIP switches on the control board. Outlet Temp went from 68 down to 59 --
    73 inlet

    Swapped the MERV 8 for MERV 13 Outlet down to 56 - still...
  7. Replies
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    Air handler appears to be set for 1020 CFM. ...

    Air handler appears to be set for 1020 CFM.

    I'll knock it down -15% and see how it changes.

    If that is not enough decrease in air flow and assuming for now the charge is proper, would changing...
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    The return is 72 discharge 68 outside temp 82 ...

    The return is 72 discharge 68 outside temp 82

    about 1300 sq ft 4 second floor bedrooms, 2 BR, hallway, 2 story entryway

    (It seems to cool off fine and may be oversized thus not running long...
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    I can't help where the duct work is located....

    I can't help where the duct work is located. :angel:
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    GSC140301A AEPF313716 dip switches set for on...

    GSC140301A

    AEPF313716
    dip switches set for on 1 2 4 5 6 8
    off 3 and 7

    Outdoor temp 85
    Indoor 73
    starts off slow and then blows alot of air, way more than the York 1st floor older unit.
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    2 HVAC systems, 2 outlet temps

    My first floor system is an old 10 SEER York 2T installed 1992. Flawless from day one, has only had routine maintenance, capacitor and contactor replaced, 5 2 1 start kit installed. Current temp...
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    Added a 10x10 to the system and it's much quieter...

    Added a 10x10 to the system and it's much quieter now.
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    Adding a return

    Hi all:

    A couple of years ago my contractor replaced my old A/C only 2 ton 10 SEER York with a 14/15 SEER 2.5T Goodman with variable Air Handler (16x20). Each of 4 bedrooms has it's own 8x8...
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