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  1. Replies
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    Does anyone have problems maintaining a setpoint...

    Does anyone have problems maintaining a setpoint when an autoclave is in the equation?
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    3,029

    It would astound you, the amount of service calls...

    It would astound you, the amount of service calls related to a poorly designed and or installed system. It is 40% of our service calls. That has to change or we will not be in business anymore.
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    1,568

    the evaporator coil you have is for r-22 and you...

    the evaporator coil you have is for r-22 and you will be hard pressed to find an r-22 condensing unit. If you install a r-410a condensing unit you will have to replace the txv in the evaporator. ...
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    600

    If you are going to be in the home 5 more years...

    If you are going to be in the home 5 more years or longer, I would condsider installing a new high efficiency(2 stage variable speed) geo-thermal system as it is the most efficient system out on the...
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    4,150

    ECM motor is made up of MAGNETS there are no...

    ECM motor is made up of MAGNETS there are no wire wound stators. .86" hardly creates enough power consumption to wear on an ECM.
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    833

    Never heard of it either but I would start with...

    Never heard of it either but I would start with the remote stat
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    833

    Is it still under warranty?

    Is it still under warranty?
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    833

    Is this on a City Multi control or do all four...

    Is this on a City Multi control or do all four have separate stats?
  9. Replies
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    4,150

    I agree with more power consumption but the motor...

    I agree with more power consumption but the motor will not be damaged. The blower wheel however is a different story.
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    Any heating and air company can service the...

    Any heating and air company can service the system. All you have to do is provide proof of routine maintinence (twice a year, one heat one cool). Usually contractors that did NOT install the...
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    Carrier is currently doing field testing with...

    Carrier is currently doing field testing with these variable speed scroll compressors.
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    690

    If you go with a 2 stage Evolution heat pump...

    If you go with a 2 stage Evolution heat pump which is very quiet, you will need a variable speed (ECM) blower motor on the furnace.
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    3,626

    I work for a Carrier dealer and unless you get...

    I work for a Carrier dealer and unless you get into the high end Infinity series heat pumps, startup is noisy and to me an unacceptable amount of noise. Not familiar with this make and model you...
  14. Well how did you determine this device to be bad?...

    Well how did you determine this device to be bad? Is it all burned up or did it explode like a capacitor can? Is there fluid in it(dielectric)? None of those numbers make any sense. I would not...
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    965

    High Eff furnace and AC. Sounds like your not in...

    High Eff furnace and AC. Sounds like your not in the right area for a heat pump. But consider this, a heat pump is usually only $500-800 more than an AC.
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    Tech and installers that are NOT N.A.T.E....

    Tech and installers that are NOT N.A.T.E. certified does NOT mean they are not qualified, it just means the company they work for may not require them to be certified. I agree with the majority of...
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    I was told by a person with 20 plus years...

    I was told by a person with 20 plus years experience that Rheem makes the best heat pump on the market. Tempstar is owned by Carrier and we all know the quality of their heat pumps. He also has a...
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    Sounds like you need a new furnace. At that...

    Sounds like you need a new furnace. At that point I would get a large media filter cabinet.
  19. My concern is refrigerant has been added two...

    My concern is refrigerant has been added two times. Are they charging by subcooling? Adding refrigerant more than one time in five or so years means you have a leak or the system has been...
  20. is the outdoor vent in the closed position?

    is the outdoor vent in the closed position?
  21. Infinity energy costs/savings?

    One thing I have learned about these Infinity sales and installs is that they are told for more comfort and even temps the customer should run the fan continuously especially since we now have 3...
  22. i worked for Carrier's research and development...

    i worked for Carrier's research and development lab in the condensing gas furnace division and that statement is rediculous!!
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    I would'nt worry too much about the defrosting as...

    I would'nt worry too much about the defrosting as long as your not building up ice on the outdoor coil. your upstaging from the t-stat to the heatpump depends on a few things. Do u have both Y1 and...
  24. the Vision Pro IAQ has an furnace upstage timer...

    the Vision Pro IAQ has an furnace upstage timer option which means that unless the balance point is met or 2deg. droop is met(if the droop option is enabled) the time you set for the upstage timer...
  25. well a lot of the cost depends on how they have...

    well a lot of the cost depends on how they have to run the conduit or power wiring to the tub and if you have the room on your electrical panel for the extra breaker. Best case senario around...
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