Search:

Type: Posts; User: beenthere

Page 1 of 20 1 2 3 4

Search: Search took 0.55 seconds.

  1. Replies
    3
    Views
    186

    Add standard pressure controls if you feel it...

    Add standard pressure controls if you feel it really needs protection.
  2. Replies
    3
    Views
    186

    Best to find out why it has low suction...

    Best to find out why it has low suction saturation, and correct that problem.
  3. Replies
    16
    Views
    417

    Yes, and it was only made for Carrier/Bryant...

    Yes, and it was only made for Carrier/Bryant equipment. It was a communicating VS motor.
  4. Replies
    15
    Views
    505

    I'm not aware of any manufacturer that makes a...

    I'm not aware of any manufacturer that makes a 2.5 ton 2 stage A/C anymore. Trane use to, but stopped 2 or so years ago.

    Post the full model number of the outdoor unit please.
  5. Cost of quality failures is always passed on to...

    Cost of quality failures is always passed on to the consumer by all manufacturers in one way or another.
  6. Replies
    13
    Views
    568

    With R22, 175 PSIG would be a sat temp of 92....

    With R22, 175 PSIG would be a sat temp of 92. What was the static pressure when the system wasn't running and pressures where equalized? Almost sounds like its so low on charge that there isn't...
  7. Replies
    15
    Views
    505

    925 CFM on a 3 ton. That would be done for a high...

    925 CFM on a 3 ton. That would be done for a high latent load. What was the sensible and latent load break down of the load calc?
  8. Sized right, you will probably be in low/first...

    Sized right, you will probably be in low/first stage 80% of the time.
  9. A 2 stage gas furnace and a 2 stage A/C aren't...

    A 2 stage gas furnace and a 2 stage A/C aren't comparable in energy use running in first stage. A 2 stage A/C uses less electric in first stage and has a higher BTU capacity per watt then in second...
  10. So providing better comfort doesn't make sense.

    So providing better comfort doesn't make sense.
  11. A 2 stage scroll compressor runs at 67% capacity...

    A 2 stage scroll compressor runs at 67% capacity when in first stage. And due to the condenser and evap coil being so large. A 2 stage actually delivers between 70 and 80% of second stage capacity. ...
  12. Possible its a TXV issue. Also possible its a...

    Possible its a TXV issue. Also possible its a under sized duct issue also, or an over sized A/C.
  13. Replies
    17
    Views
    1,043

    Add ducting so 5 ton handles the whole place.

    Add ducting so 5 ton handles the whole place.
  14. Depending on boiler size. If you zone, then you...

    Depending on boiler size. If you zone, then you may need to repipe to a primary/secondary to get enough water flow through the boiler. But it doesn't make it more efficient then its current single...
  15. .Mono flow cast iron baseboard systems work fine...

    .Mono flow cast iron baseboard systems work fine with a condensing boiler when the outdoor reset is set up properly for it.
  16. 2 stage with a VS blower. A 3000 sq ft fully...

    2 stage with a VS blower. A 3000 sq ft fully encapsulated house will probably be around a 2 ton unit. 3 tons if you get the Bryant equivalent of the Greenspeed heat pump.
  17. Do you have copper finned baseboards, or cast...

    Do you have copper finned baseboards, or cast iron baseboard.
  18. Replies
    32
    Views
    901

    A blue fiberglass air filter has a pressure drop...

    A blue fiberglass air filter has a pressure drop of .07". A supply register is usually around .03", and a return grille is also usually around .03". Those 3 items alone add up to .13". If the supply...
  19. Replies
    4
    Views
    225

    Most Lux thermostats have a 2 degree swing.

    Most Lux thermostats have a 2 degree swing.
  20. Yep, bad meter, or an aux heater blew apart and...

    Yep, bad meter, or an aux heater blew apart and is shorting to ground and constantly using power.
  21. Replies
    11
    Views
    578

    In first stage it will have a capacity between...

    In first stage it will have a capacity between 3.5 and 4 tons, the coil is warmer then in second stage. So it won't remove as much moisture from the air.
  22. 14" flex is more appropriate for a 1/5 ton A/C....

    14" flex is more appropriate for a 1/5 ton A/C. Have another return added. increasing attic insulation is also something you should do.
  23. Guess everyone forgot we don't talk prices in the...

    Guess everyone forgot we don't talk prices in the open forums.
  24. Replies
    40
    Views
    1,847

    Don't forget. The OP never said his A/C was...

    Don't forget. The OP never said his A/C was cycling like that. I made up those cycle times.

    Aost A/Cs should come to a point that they would have a short cycle time similar to the ones I posted....
  25. Older coils were made thicker then new cols are....

    Older coils were made thicker then new cols are. So R410A pressure on an old coil is not a problem.
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event