HVAC Forum

1,599 topics in this forum

1. Mini split lines frosting up 1 2 3

   By John Dirks Jr, June 8
   • 70 replies
   • 1,871 views
   • 
   • Marc
   • Sunday at 03:32 AM

2. Airco Turbo 8300 model TH-150H cycles on and off

   By Bruce Cahoon, Wednesday at 09:23 PM   

   • 8300
   • turbo
   • (and 2 more)

     Tagged with:

     • 8300
     • turbo
     • airco
     • r2000
   • 19 replies
   • 179 views
   • 
   • Jim Katen
   • Saturday at 09:57 PM

3. Gas Dryer

   By Ponyboy, March 12, 2010
   • 18 replies
   • 7,032 views
   • 
   • Johnnyboy
   • Friday at 01:58 AM

4. Yet another furnace age question, Old Airco 1 2 3

   By dude99, October 9, 2012
   • 66 replies
   • 29,192 views
   • 
   • Marc
   • November 9

5. What happened to the Williams Obsolescence chart

   By HenryLemmon, November 8
   • 1 reply
   • 73 views
   • 
   • Jim Katen
   • November 9

6. Fiberglass as fire blocking

   By Mike Lamb, August 21
   • 4 replies
   • 466 views
   • 
   • inspector57
   • August 22

7. Very Cold, Very Old AC

   By Jim Katen, July 4
   • 17 replies
   • 689 views
   • 
   • mgbinspect
   • August 1

8. Sears System Guardian

   By Garet, January 27, 2012
   • 6 replies
   • 2,505 views
   • 
   • Samantha
   • July 3

9. Apollo HydroHeat -- known problems? 1 2 3 4 9

   By AHI in AR, September 29, 2008
   • 222 replies
   • 124,366 views
   • 
   • Jim Katen
   • June 21

10. Red Plugs in Cat 4 Vent

    By Mike Lamb, June 19
    • 2 replies
    • 151 views
    • 
    • Jim Katen
    • June 19

11. Two AC compressors and one air handler

    By Mike Lamb, June 13
    • 7 replies
    • 268 views
    • 
    • Jim Katen
    • June 15

12. Vented condensate drain

    By Marc, June 5
    • 2 replies
    • 200 views
    • 
    • Jim Katen
    • June 6

13. New Name, Same Equipment

    By Bill Kibbel, April 25
    • 6 replies
    • 517 views
    • 
    • Marc
    • April 27

14. Stand-Alone Gas-Fired "Boiler/Radiator"

    By Rob Amaral, April 9
    • 2 replies
    • 266 views
    • 
    • Marc
    • April 9

15. Furnace Chimney - Connecting new stuff to old stuff

    By R. Reader, April 3   

    • hvac
    • chimney
    • (and 1 more)

      Tagged with:

      • hvac
      • chimney
      • roof
    • 1 reply
    • 287 views
    • 
    • Jim Katen
    • April 4

16. Rusted Furnace Exhaust Discharges Into Attic

    By Mark P, March 16
    • 4 replies
    • 526 views
    • 
    • Erby
    • March 28

17. White Powder residual from a Gas furnace??? 1 2

    By terryrwood, December 29, 2013
    • 27 replies
    • 21,181 views
    • 
    • Mom
    • March 21

18. tonnage of chrysler airtemp condenser

    By walterb, June 19, 2013
    • 8 replies
    • 4,387 views
    • 
    • tplnc
    • March 5

19. Aqua Therm heating system 1 2

    By Robert Jones, February 1, 2009
    • 38 replies
    • 25,104 views
    • 
    • Crazymeiam
    • March 3

20. Furnace Plug/Knockout Required?

    By greyboy39, January 11
    • 1 reply
    • 760 views
    • 
    • Jim Katen
    • January 12

21. Common Wire Connection at Furnace

    By Rebecca, December 30, 2018   

    • hvac
    • common wire
    • (and 1 more)

      Tagged with:

      • hvac
      • common wire
      • c-wire
    • 5 replies
    • 583 views
    • 
    • Jim Katen
    • December 30, 2018

22. Cat IV Roof termination with plumbing stack flashing

    By Mike Lamb, October 26, 2018
    • 15 replies
    • 993 views
    • 
    • Bill Kibbel
    • December 11, 2018

23. Which type of pipe to use?

    By dennispalmer, July 23, 2018
    • 5 replies
    • 812 views
    • 
    • pranus
    • December 11, 2018

24. How much condensate debris/deposit is "OK"?

    By ejager, October 26, 2018   

    • lennox
    • 80%
    • (and 2 more)

      Tagged with:

      • lennox
      • 80%
      • gasket
      • condensate
    • 5 replies
    • 671 views
    • 
    • inspector57
    • October 28, 2018

25. It's Never-Ending

    By Rob Amaral, September 24, 2018
    • 2 replies
    • 720 views
    • 
    • Perfect Home Inspection
    • October 3, 2018