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Type: Posts; User: Paul Raleigh

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  1. Thanks. The motor has two oil ports. At...

    Thanks. The motor has two oil ports. At once-a-year oiling, it is 31 years past due.
  2. How often should the compressor fan motor be oiled?

    How often should the compressor fan motor be oiled?
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    Thanks for the Google tip. Works like a champ! ...

    Thanks for the Google tip. Works like a champ! I put hvac in front of my search terms. The top seven hits were for this site.
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    Search option - AND?

    Is there a way to search for threads that contain several specific words? For example, if I want to find threads with 'CFM' and 'humidity' and 'comfort' I don't want every thread with the word...
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    I have a 2001 XL1200. One repair - this spring, a...

    I have a 2001 XL1200. One repair - this spring, a capacitor.
  6. Here, the system was used four times in 2010. ...

    Here, the system was used four times in 2010. They give a $25 annual credit. Don't know if that is enough to cover the cost of the extra electricity I will use.
  7. I have two single-phase units. Seems that...

    I have two single-phase units.

    Seems that there would be a big spike in demand as many units restart at the same time.
  8. They do not cycle the blower fan. An event can...

    They do not cycle the blower fan. An event can last up to four hours a day.
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    Thanks!

    Thanks!
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    Search options - string?

    Is there a way to search for a string of words? For example, if I want to find threads with 'compressor time delay' I don't want every thread with the word 'compressor' in it. I just want the...
  11. What is a compressor protection delay?

    What is a compressor protection delay?
  12. Cycle the compressor off and on at 10-15 minute intervals?

    My power company wants to cycle the compressor off and on at 10-15 minute intervals when electricity demand is unusually high. Will this damage the compressor?

    The compressor will be running...
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    Thanks for the examples. I will check with the...

    Thanks for the examples. I will check with the contractors.
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    Reuse line set or replace?

    Is it OK to reuse the refrigerant line set? About half the proposals to replace the 30-year-old upstairs HVAC unit recommend cleaning and reusing the existing refrigerant line set, the others say the...
  15. Same dilemma. GE in its 30th season. Never added...

    Same dilemma. GE in its 30th season. Never added refrigerant. Still keeps the upstairs cool even though now it only cools the return air 10-13F. Only repairs - contactor replaced twice. I bought...
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    Perhaps she meant to say DOE, Department of...

    Perhaps she meant to say DOE, Department of Energy. Does DOE have any rules that would require the installation to match the calculated tons?
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    I wonder if the 3-ton proposals were planning on...

    I wonder if the 3-ton proposals were planning on setting the blower CFM for a 2.5-ton unit. None mentioned anything about this.
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    Compressor size: 2.5 tons or 3 tons

    I am getting proposals to replace the 30-year-old upstairs HVAC unit in a two-story house in Raleigh, NC. Each contractor inspected the house and used a program to calculate the size unit required. ...
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    All - Thanks for your comments and the link to...

    All - Thanks for your comments and the link to the other thread. I plan to leave the vent opening as a passive vent for now.
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    Is an attic vent fan beneficial?

    Is an attic vent fan beneficial - is the cost of operation far more than offset by savings in A/C operation cost? Are there other pros or cons? The motor on the vent fan failed recently and I am...
  21. I'm still waiting for contractor to get back to...

    I'm still waiting for contractor to get back to me.
  22. My system has a gas furnace. Will replace the...

    My system has a gas furnace. Will replace the furnace also.
  23. Does oversized evaporator coil remove more moisture?

    I plan to replace my 30-year-old 2.5 ton air conditioner with a new unit. This is the upstairs unit in a two-story, 3300-sq ft house in Raleigh, NC. One contractor proposed using a 3 ton evaporator...
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