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  1. Replies
    16
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    911

    Never seen CAT wiring in any hvac system. I've...

    Never seen CAT wiring in any hvac system. I've used fiber and CAT5 in automation controls but not in the manufactured hvac systems.
    If it's 24v control then your CAT wiring is a problem. Even...
  2. Replies
    26
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    913

    Here's a thought, You said the Service valves...

    Here's a thought,
    You said the Service valves are all the way open...
    Maybe the type of service valve you have is now back seated and closed. Try turning the service valved clockwise 1/2 turn and...
  3. Replies
    3
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    1,162

    Registered

    Registered
  4. Ask home warranty to send a different company for...

    Ask home warranty to send a different company for a second opinion
  5. Replies
    8
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    1,174

    Great. Where are these items located?

    Great.
    Where are these items located?
  6. Replies
    39
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    2,993

    Maybe it's only running single stage and never...

    Maybe it's only running single stage and never ramps up.
    When I find a heat pump with half, or less, of the outdoor coil frozen solid it usually means under charged. If it's a 2 stage heat pump...
  7. Replies
    13
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    2,088

    No gas exiting the automatic gas valve on first...

    No gas exiting the automatic gas valve on first try? But it will light the second or third?
    Don't be so quick to replace parts.
    The only way to find the problem is to spend time with the unit....
  8. Replies
    39
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    2,993

    Rain or undercharge. If there are...

    Rain or undercharge.
    If there are noncondensibles you will see an un-even frosting pattern across the whole coil.

    ~smoke~
  9. Thread: 2 stage furnace.

    by smoke
    Replies
    28
    Views
    2,446

    nismo1, check out the Honeywell wireless stats....

    nismo1, check out the Honeywell wireless stats. You can get them in a Focus Pro style up to the Prestige line. 2wire or no wire applications

    ~smoke~
  10. Replies
    39
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    2,993

    On another note, what company is turning away a...

    On another note, what company is turning away a service call? At least send some out to check out the system and gain a customer.

    ~smoke~
  11. Replies
    39
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    2,993

    Heat Pumps don't "suck", it might be under...

    Heat Pumps don't "suck", it might be under charged if only half the coil is freezing up. If it has a defrost sensor it might be located at the other end of the coil and not reach the specified temp...
  12. Replies
    13
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    2,344

    6howards, you dug up a thread from last summer

    6howards, you dug up a thread from last summer
  13. Thread: 2 stage furnace.

    by smoke
    Replies
    28
    Views
    2,446

    How often does a customer buy a 2 stage furnace...

    How often does a customer buy a 2 stage furnace without a 2 stage air conditioner? Why would you force a furnace to run for 5-10 or even 20 minutes before kicking in to second stage when the customer...
  14. Replies
    10
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    1,262

    The fundamentals of the refrigeration circuit...

    The fundamentals of the refrigeration circuit between 22 and 410 are the same. The pressures are just higher with 410.

    If you have 25* of subcooling then either you are overcharged by a lot or...
  15. Replies
    14
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    1,907

    If it were a heat pump I would guess check valves...

    If it were a heat pump I would guess check valves equalizing.

    Scroll compressor, system equalizing would be my guess.
  16. Perfect example how he didn't take care of the...

    Perfect example how he didn't take care of the homeowner by assuming the quick fix would suffice.
  17. Replies
    36
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    3,720

    It's been working fine since 2001, I'm sure it's...

    It's been working fine since 2001, I'm sure it's not a design issue.
  18. Replies
    36
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    3,720

    But after all of this he still needs to call a...

    But after all of this he still needs to call a technician. Sounds like too much homeowner diagnostic to me, wasting time and not finding the answers because you need test equipment.

    Checking an...
  19. Replies
    5
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    1,190

    Additional $.02, Attic fan's intended purpose is...

    Additional $.02,
    Attic fan's intended purpose is to draw the heat out of your attic to reduce the penetration in you conditioned space.

    As mentioned above, the whole house fan in your ceiling,...
  20. Replies
    24
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    2,838

    Hell, it's been a while since I wired one of...

    Hell, it's been a while since I wired one of these. One thing for certain, the VisionPro IAQ will control it properly if wired correctly.

    If memory serves me, I believe there should be a lead...
  21. Replies
    2
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    515

    It doesn't sound like your indoor and outdoor...

    It doesn't sound like your indoor and outdoor units are a match.
    23 SEER outdoor with a 16 SEER indoor unit?

    Definitely need more info on this.
  22. Replies
    15
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    1,378

    You would have to go up there and see. You could...

    You would have to go up there and see. You could test it but shutting the economizer and see what happens to your airflow.
    Typical poor distribution for RTU's.
  23. Thread: on call

    by smoke
    Replies
    10
    Views
    1,633

    For most of your calls you can diagnose almost...

    For most of your calls you can diagnose almost anything with a multi meter, small flashlight and a 10 in 1 screwdriver.
    I started using a mini 10v impact driver with a 5/16 nut driver to speed up my...
  24. Replies
    30
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    3,649

    Oxy/Ace is also the only way to go if you have...

    Oxy/Ace is also the only way to go if you have any wind outside.
    I was trained with an Oxy/Ace rig. I've never owned a turbo torch head. The only time it's a pain is when you have to drag it across...
  25. Replies
    8
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    761

    48 psi suction with 21* sub cooling? Sounds like...

    48 psi suction with 21* sub cooling? Sounds like a you need to find the restriction.

    ~smoke~
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