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  1. Not only back up, but what about during defrost?...

    Not only back up, but what about during defrost? Unless you like a cold blast in mid winter.
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    I think if you follow the money, the real culprit...

    I think if you follow the money, the real culprit will be exposed.

    Who had what to gain? It IS all about the money.
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    Sorry tossed it. Wish I saved it.

    Sorry tossed it. Wish I saved it.
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    811422

    811422
  5. My advice to you and customers who ask that...

    My advice to you and customers who ask that question is to keep it well maintained and be ready for it to be replaced. But I do not like to replace working equipment just because it is old.

    "Run...
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    So much stuff... to little room.

    So much stuff... to little room.
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    I have to use different solutions since it gets...

    I have to use different solutions since it gets too boring after a while. I use several cocktails like 50/50 Propel & Gatorade. Just water and orange or apple juice. Iced tea and apple juice....
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    Give this a try:...

    Give this a try: http://www.refrigerationbasics.com/

    It had helped me a lot when I first got into the trade.

    Not too much graphics, but good diagrams and schematics.

    I think there was a free...
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    OOPS! Double Post. Sorry.

    OOPS! Double Post.

    Sorry.
  10. There has got to be an answer here, just have not...

    There has got to be an answer here, just have not found it yet.

    This is always frustrating to hear about. Brand new (expensive) system not doing what it was designed to do. For me I would echo...
  11. X2

    X2
  12. Depending on where you live and how low the...

    Depending on where you live and how low the temperature gets you may not need it in say Florida. But you should have it anyway as a back up heat source and if/when the heat pump goes into defrost....
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    How did you get a picture inside of my van?

    How did you get a picture inside of my van?
  14. Holy Moley Dan, Where did you get that spread...

    Holy Moley Dan,

    Where did you get that spread sheet? Care to share?
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    That is a great question. I never even thought...

    That is a great question. I never even thought about testing that.

    Thanks for making me think.
  16. Lets see the numbers... We will evaluate...

    Lets see the numbers...

    We will evaluate whether they are good or not.

    That is what we are here for.
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    That micron gauge can handle up to 500 psi.

    That micron gauge can handle up to 500 psi.
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    I can get white tape at our supply house, but it...

    I can get white tape at our supply house, but it is not like real dect tape. More like white vinyl tape. Sticks real well and does not come off. They have something similar at Home Depot.

    Or you...
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    If I use it, it is only with an old system on its...

    If I use it, it is only with an old system on its last leg. I tell the customer that it may or may not work and may harm the system.

    About the only time I have used it was an indoor coil leak on...
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    No fuses. Non fused disconnects are popular...

    No fuses. Non fused disconnects are popular around here, except if they are real old.
  21. I will try to answer best I can: Q1. There...

    I will try to answer best I can:

    Q1. There will most likely be an outdoor sensor that records the outdoor temperature. If you have a smart thermostat, the outdoor temperature will come from the...
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    First time for everything

    Had a call that the condenser was kicking the breaker as soon as it came on. Customer called an electrician and was told it was most likely a shorted compressor. I was thinking maybe bad breaker. So...
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    There should be an adjustment on the damper to...

    There should be an adjustment on the damper to keep the open all the time. No guarantee you can do this, depends on the make and model.
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    Thy this link: http://hvac-talk.com/aop

    Thy this link: http://hvac-talk.com/aop
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    Just shooting from the hip here but... Are you...

    Just shooting from the hip here but... Are you sure you have the correct ignitor. I would start there.
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    Good to know. Thanks!

    Good to know. Thanks!
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    Some sort of nozzle may be making it work. The OP...

    Some sort of nozzle may be making it work. The OP should check for that before putting in the TXV. Don't need 2 metering devices on one system.
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    What if the leak is deep inside the evap coil?...

    What if the leak is deep inside the evap coil? You know it is leaking, just can't pinpoint where unless you rip it out and cut some fins.
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    How the heck was that thing keeping temp?

    How the heck was that thing keeping temp?
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    If that was my distributor, I would pull that...

    If that was my distributor, I would pull that coil, seal the ends, pump it up with nitro, set it on their counter and let them hear it hissing. "Now tell me this is not a leaking coil." "You want to...
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    I totally agree. Just as the consumer should...

    I totally agree. Just as the consumer should choose the best contractor for the install, not the equipment. So should we as contractors choose the best distributor not the brand.

    They can make or...
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    So you have 10 tons of air conditioning. How big...

    So you have 10 tons of air conditioning. How big is your house?
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    I think you need to just slow the heck down. Do...

    I think you need to just slow the heck down. Do each check once and know that it is done rather than rushing it through it and not remembering if you did it or not.

    A check list would help if it...
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    Sometimes it is just nice to help someone out. I...

    Sometimes it is just nice to help someone out. I have done it a few times. This has to be more than about money.
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    If you can't get it off... then you can't get it...

    If you can't get it off... then you can't get it off.

    You need to order blower motor, wheel, housing, ie. replace it all.
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    Normally it is in the manual or on the condenser...

    Normally it is in the manual or on the condenser nameplate.

    But required voltage plus or minus 10% is the accepted rule.
  37. Thread: Just venting

    by joemach
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    I would remind her that extortion is a crime that...

    I would remind her that extortion is a crime that she could be punished for.
  38. Hope you are bleeding your hoses...

    Hope you are bleeding your hoses...
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    I would like to know as well.

    I would like to know as well.
  40. I remove the low side while it is running. Then...

    I remove the low side while it is running. Then turn it off and wait 5 minutes, the remove the high side.

    Minimal loss.
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    Ok. Thanks. Sorry for the confusion.

    Ok. Thanks. Sorry for the confusion.
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    To some degree you already have by not using the...

    To some degree you already have by not using the comforbridge thermostat.

    So you do not fully have a communicating system.

    I installed a system similar to yours, and was able to allow the...
  43. S true. So true.

    S true. So true.
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    I totally agree with this! You can still wire...

    I totally agree with this!

    You can still wire it as a conventional system bypassing the comfortbridge crap.
  45. Get your installer to call Mitsubishi support....

    Get your installer to call Mitsubishi support. They will sort it out pretty quick.

    There is a reason this is happening.
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    I was leaning towards the smoother solution. ...

    I was leaning towards the smoother solution.

    Thanks for your input.

    This should be pretty interesting and some fun.
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    Thanks heating man, That is what I plan on...

    Thanks heating man,

    That is what I plan on doing and I will stand by incase they get into trouble.

    I will look into those relays by PHM, but need to check the amp rating on the lights and...
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    Not quite HVAC related, but...

    I am looking for a time delay that would delay in something like 20-30 seconds or so. It would have to support 110 volts. Anybody know anything like this?

    It is for a friends son who has a 3 light...
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    It allows 25% of the air to go into the zone that...

    It allows 25% of the air to go into the zone that is not calling for conditioning.

    This will alleviate some of the pressure that is causing the the high pressure in the zone that is calling for...
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    The zone damper will open and close on demand for...

    The zone damper will open and close on demand for that zone. A bypass damper will "bleed" the excess air (due to one zone not calling for air) into the return trunk and basically recycling the air....
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