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  1. Replies
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    blower rumble follow up

    Well the service manager came by to look at the unit himself and stated that had no idea what was causing the vibration when the motor slows to a stop. His only thought was that one of the bearings...
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    New unit blower rumble

    Hello all....About six months ago I had a top of the line RUUD 16 Seer a/c installed, bought all the bells and whistles with it. The unit performs beautifully, however the blower motor rumbles on...
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    Thanks for the responses guys. I always thought...

    Thanks for the responses guys. I always thought it was a small return air box for such a large air conditioner. I couldn't figure out at first why the pan was elevated, I guess the builder didn't...
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    Here are a couple of pictures that might help to...

    Here are a couple of pictures that might help to explain what i was getting at. The first is the closet at the end of the hallway upstairs that houses the ac/furnace unit with the return on the...
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    Return Air/Drip Pan Question

    I have had constant problems with excessive noise coming from the return air area of my air conditioner. I have two return air grilles, one up and one down; however, the drip pan is sitting directly...
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    I appreciate it sir...I have a service call in...

    I appreciate it sir...I have a service call in for Monday morning.
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    I guess I need to be a little more specific. If...

    I guess I need to be a little more specific. If i set the thermostat to 70 deg the furnace will run and shut off at 70 deg; however, the thermostat goes completely blank for approximately 3 mins...
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    Furnace shutting down....

    I have a 3 year old Carrier furnace that is acting up. Upon reaching the setpoint on the thermostat during the heating call, the furnace will shut down completely causing the burners to stop and the...
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    I had the exact same problem with short cycles,...

    I had the exact same problem with short cycles, hot upstairs-cold downstairs. After reading several posts and spending hundreds of dollars having a/c unit checked (even had company that installed...
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    I recently switched from a honeywell builder's...

    I recently switched from a honeywell builder's grade thermostat to a Robertshaw 9715i. I was getting very short cycles (7-8 mins) from honeywell and now get 30-35 min run times with new Robertshaw...
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    Those were my thoughts exactly...If it is not the...

    Those were my thoughts exactly...If it is not the wheel and the furnace housing itself is somehow off balance then I would expect them not to charge me. Thanks for the help guys!
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    For the last couple of months I have noticed...

    For the last couple of months I have noticed "shimmy" or vibration in the floor around my closet that houses my furnace/air conditioner. The vibration resonates throughout the upstairs bedrooms and...
  13. Thread: register temps

    by mrb8828
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    1,227

    My master bedroom runs about 3-4 degrees warmer...

    My master bedroom runs about 3-4 degrees warmer than other rooms upstairs. I'm only about 1-2 degrees difference in upstairs/downstairs register temps (which is pretty good for a two story in texas...
  14. Thread: need advice

    by mrb8828
    Replies
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    681

    Forgot to tell you that the .15 reading came at...

    Forgot to tell you that the .15 reading came at the return grill and the discharge above the coil. I had no increase at all between the two. Tech told me this was good. I am assuming he's telling...
  15. Thread: need advice

    by mrb8828
    Replies
    5
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    681

    It's a 12 Seer Carrier builder's grade system. ...

    It's a 12 Seer Carrier builder's grade system. Standard blower with piston (no TXV). I got the 2200 cfm based on .15 static pressure on Carrier chart. I think it says 1950 Cfm on low speed (380...
  16. Thread: need advice

    by mrb8828
    Replies
    5
    Views
    681

    Had a/c serviced earlier this week because unit...

    Had a/c serviced earlier this week because unit was severely short cycling. I live in south tx, have a 2 year old 2 story 2400 sq ft home with a 5 ton Carrier a/c. Tech came out and said unit was...
  17. Thread: blower speed

    by mrb8828
    Replies
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    2,092

    Both furnace and a/c are in an upstairs closet. ...

    Both furnace and a/c are in an upstairs closet. I was told to listen for a difference in compressor noise as an indicator of whether or not there is additional stress on the compressor due to...
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    My Carrier is the same way (furnace with attached...

    My Carrier is the same way (furnace with attached a/c on top)..On my circuit board there are three color coded wires (black-high, blue-med, red-low) and three corresponding pins that say "cool",...
  19. Thread: blower speed

    by mrb8828
    Replies
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    2,092

    My Honeywell Vision thermostat (retail version...

    My Honeywell Vision thermostat (retail version from Lowe's) won't let me adjust temp swing or cycles per hour. Will I damage compressor by lowering fan speed to medium to increase run time/humidity...
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    I live in South Texas where it is already in the...

    I live in South Texas where it is already in the low 90's with 70-80% humidity and will only get hotter from here. Anyone know about this "sweating compressor" stuff? I thought that was normal on a...
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    temp difference is 15 degrees....I'm pretty much...

    temp difference is 15 degrees....I'm pretty much a novice at this so I'm assuming that a sweating compressor is bad. Last summer the compressor was sweating so badly that a stream of water was...
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    That seems to be a better option than installing...

    That seems to be a better option than installing damper/baffle system throughout. Got a bid last year that was $2300.00. I will try to "low" setting tomorrow. Do I just listen for louder humming...
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    Less than two years old

    Less than two years old
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    I definitely do not want to harm the compressor...

    I definitely do not want to harm the compressor but the high setting is just not allowing the evaporator to pull the moisture out of the air. I think the unit is oversized anyways (5 tons for 2400...
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    I was initially having humidity problem which I...

    I was initially having humidity problem which I could only attribute to short cycles. I've had unit checked twice in 6 weeks and everything is to spec. I was hoping that setting back to "medium"...
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