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  1. Replies
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    Went back with the Honeywell 1000, heat only....

    Went back with the Honeywell 1000, heat only. Works on a/c like a charm. Thanks for all the help.
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    713

    The furnace is Colemen by the way. I have a...

    The furnace is Colemen by the way. I have a Honeywell thermostat left from boiler job. Nothing fancy, seem like that would work.
  3. Replies
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    713

    So let be get this straight. Digital thermostat,...

    So let be get this straight. Digital thermostat, Rc & Rh on red wire, w-w. Furnace toggle switch in one of the positions should operate in air conditioning mode.
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    713

    Jump the Rc & Rh together. Then Y & W on return...

    Jump the Rc & Rh together. Then Y & W on return wire, toggle furnace switch between heat & cool for what ever season we are in? I guess the other 2 wires coming from furnace box are common and hot...
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    713

    Ya I was kind of thinking that. Furnace must be...

    Ya I was kind of thinking that. Furnace must be malfunctioning also, because blower runs with thermostat & condenser wire's disconnected. Had the one switch on auto, so should not be blowing.
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    mobile home wiring

    Hello: Got a call for 40 year old propane trailer furnace. A/C will not shut off. When I got there owner said he changed thermostat in the winter and worked well. Pulled the h&c thermostat- 2 wires? ...
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    659

    Aluminum line set?

    Hello: I have seen some new aluminum evaporators with copper stubs on them. Today I was called to a 1-2 years old manufactured home.
    It has a Medillion condenser connected to aluminum colored 3/8+...
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    620

    Condensate Freeze up

    Looking for advise to install a 90+ in a basement of a 80 year old house. Five feet below grade. Using a condensate pump, then clear plastic tube to
    exterior of house. Wondering about line...
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    The evaporator has no additional piston with it....

    The evaporator has no additional piston with it. Ruud does not supply pistons. I could have got a Air temp or other condenser with piston, but like ruud. The new system will be 410-A.
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    525

    Evap. piston sizing

    Hello: I have a manufacture home furnace replacement. Broan furnace and evaporator coil. The condenser I want to use is Ruud 2 ton.
    The smallest evap is 2.5 ton. with a 0.061 piston. Wondering if...
  11. Replies
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    834

    I,m not talking about cleaning the condenser! I...

    I,m not talking about cleaning the condenser! I see more ICP condenser fins turning to snow flakes, maybe 10-12 years old. They have not been cleaned in there life. Don't see this type of condition...
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    834

    Unico Air handler

    Hello: Have a customer ordered a r-22 condenser replacement. Now he calls and asks about upgrading system for more efficiency and getting away
    r-22. I looked at the air handler briefly and he...
  13. Replies
    4
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    876

    water heater has standing pilot, 50 gallon. Have...

    water heater has standing pilot, 50 gallon. Have to go back and note btus and exact chimney height. Chimney is straight up about 25' thur roof. Wondering if there is a online site to calculate info?
  14. Replies
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    876

    Low BTUs in metal chimney

    Hello: Have a customer with two 100K gas upflows side by side in basement. Replace the one with 90+ in December, leave water heater and other furnace on 8" b-vent. Inspector said if I replace other...
  15. Replies
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    750

    Yeh: its all finished inside. I went back over...

    Yeh: its all finished inside. I went back over this morning. Attic would be nice for ceiling feeds for top floor. 1st floor is still a question. I called owner, he said other guy was going to install...
  16. Replies
    4
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    750

    Modular home ductwork

    Hi: Does anyone have experience in installing a heat & air system to a new 2 story modular. Its sits on concrete walls above the flood elevation at the shore. Furnace needs to be above first floor...
  17. Replies
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    1,068

    I recover from hi & low as well. Which of these...

    I recover from hi & low as well. Which of these lines would you remove the valve stem from to shorten recovery if you had only one tool?
  18. Replies
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    1,068

    Schrader valve tool

    Hello: picked up a stem removal tool with side port to help speed up recovery. Have a Appoin twin, wondering if liquid or vapor line would be better.
    thanks.
  19. Replies
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    14,325

    Got a call for loud noise on Goodman gas furnace...

    Got a call for loud noise on Goodman gas furnace a few years old. Found blower cage separated, little tack welds holding it together. What a noise! Homeowner said under warranty- negative. Looking...
  20. Replies
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    2,943

    Hi: I got SMAN 3 last summer. I get my WB &...

    Hi: I got SMAN 3 last summer. I get my WB & outdoor with fieldpiece pocket psychrometer, punch in numbers to SMAN3 and bam, tells me the complete story. Only thing, the micron gauge never pulled...
  21. Thread: Model # help

    by deadeye52
    Replies
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    994

    Model # help

    Hello:

    Have residential ac replacement. York condenser with nothing I can make out on label. Borg Warner evap. MO # M2UF032AA

    Thinkin its a 2.5 ton. thanks..
  22. Replies
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    4,504

    Homeowner called me and said came on & off thur...

    Homeowner called me and said came on & off thur the night & warmed the rooms. He is away for a few days. I'm going back when it 50* ODT & take readings.
  23. Replies
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    4,504

    Concord dry r22 & existing goodman 8 year old air...

    Concord dry r22 & existing goodman 8 year old air handler. Like to get back there at 50* Its a 2.5 ton , sorry owner wrote model & took w/ him.
  24. Replies
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    4,504

    I was thinking the same thing. I'm more gas heat...

    I was thinking the same thing. I'm more gas heat & a/c. Manufactures panel starts at 50* ODT , that I hint. The temperature in north east is dropping, Maybe get better conditions in a day or two....
  25. Replies
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    4,504

    Meet owner and called tech support. Ran unit...

    Meet owner and called tech support. Ran unit first 72* ODT 65* IDWB 405/115 psi 185* vapor line . Amped out common compressor wire - 20 to start then dropped to 14.5 Went out on thermal after 5...
  26. Replies
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    4,504

    The problem is not the charge. All parameters...

    The problem is not the charge. All parameters looked good till compressor dropped out. Owner said he spends a lot with supply house where Concord HP came from, going to tell them today , he wants new...
  27. Replies
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    4,504

    Went back and meet with homeowner , he is a...

    Went back and meet with homeowner , he is a plumber and understands a little. Hooked up the sman 3 , put 2 holes in duct work for delta T. Was getting 21 degrees at call for heat. Started to look at...
  28. Replies
    36
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    4,504

    Air handler is 12 seer/ 13 seer HP. Shoving the...

    Air handler is 12 seer/ 13 seer HP. Shoving the needle to 90* and now knowing it brings on the strip heat confused me. I'll move temp. up 1-2 degrees next time, check register temp. and vapor &...
  29. Replies
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    4,504

    Eight year old Goodman. Owner is moving in a year...

    Eight year old Goodman. Owner is moving in a year or two. Just got gas on street, but didn't want to do entire system.
  30. Replies
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    4,504

    Outdoor HP is right match, I know the installer,...

    Outdoor HP is right match, I know the installer, he is very experienced.
  31. Replies
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    4,504

    Im a tech, just no heat pump experience. Home...

    Im a tech, just no heat pump experience. Home owner wanted to give me a shot before installer returns on Monday. Maybe the homeowner will let me hang with the installer and Ill learn something. I'll...
  32. Replies
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    4,504

    Yeh air flow was my first thought. A new heat...

    Yeh air flow was my first thought. A new heat pump & old air handler, maybe they never thought of filters or blower or whatever, no. 65* ID , start system, temp @ register climbs to 113*, then...
  33. Replies
    36
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    4,504

    Heat Pump help

    Hi: trying to learn some trouble shooting. Have a plumber friend with a 4 month old Concord outside unit. He had installed & reused Goodman air handler in attic. Said it cooled great all summer. IDT...
  34. Replies
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    763

    Furnace Dehumidifation

    Have a customer seeking new gas heat & air equipment. Trying to understand if a furnace with ECM will give this effect, or some thing else.
  35. Replies
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    2,211

    yep.

    yep.
  36. Replies
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    2,211

    Went back this morning, found pressures not...

    Went back this morning, found pressures not drifting. Balanced the charge & system is running well. thanks for all your input.
  37. Replies
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    Yeh it was hot in the house and even hotter in...

    Yeh it was hot in the house and even hotter in the attic at 1:30 PM when I started it up. Thinking of going back tomorrow early in am and see what kind of operation I have. One guy mentioned gas...
  38. Replies
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    2,211

    Refrigerant 22 is not a blend.

    Refrigerant 22 is not a blend.
  39. Replies
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    2,211

    SMAN3 is a digital gauge. 380 microns.

    SMAN3 is a digital gauge. 380 microns.
  40. Replies
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    2,211

    Tried to input the WB and ODDB in SMAN3, but only...

    Tried to input the WB and ODDB in SMAN3, but only target and real time SH was reporting. I wrote down the liquid temp. from a thermo. have to look in truck for notes. 75 degees WB at return. Real...
  41. Replies
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    2,211

    Drifting Suction Pressure

    Hi: replaced a 2.5 ton r22 condenser today. reused indoor evap. and line set. Changed filter in attic and noticed .73 piston in ICP evap. . used to be Heil dealer. 3 ton. Charged condenser, head...
  42. Replies
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    4,189

    My local supplier sells the cps SL3000, saw one...

    My local supplier sells the cps SL3000, saw one on line review and owner liked it a lot.
    Anyone used that model.
  43. Replies
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    4,189

    GOOD FREON SNIFFER

    Hello: Doing a lot of 410a installs over the last few years. Now thinking about some repairs and seeking leaks using my older cps unit. Its listed for 12, 22 and 134a. Don't know how it would work...
  44. Replies
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    1,969

    Looks like we got off subject a little. Seems my...

    Looks like we got off subject a little. Seems my G twin is best at liquid recovery, so removing the stem & hooking up high side would be beneficial.
  45. Replies
    18
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    1,969

    Recovery with stem removed?

    Hello: I have a appoin single for a couple of years. Bought a twin recently, but found it not notably faster. Of course they recommend you use a valve core remover tool with side port. Do any of you...
  46. Replies
    3
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    638

    The ductwork is sized more like 3 tons. The...

    The ductwork is sized more like 3 tons. The owners "says its a 3 ton evap. when house was built, and if you can make it 3.5, that would be good". I like to know the size of old equipment when I...
  47. Replies
    3
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    638

    Summit Evaporator question

    Hi: I have a customer with 20 year old evap. that is leaking. Trying to match size. Model number is CAJ53-ME1 ,owner says its a 3 ton. Another contractor installed a 3.5 condenser last year. Like to...
  48. Replies
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    4,325

    I got a set of SMAN3 recently. Used it a couple...

    I got a set of SMAN3 recently. Used it a couple of time, like the large display. Only thing, on a r22 to 410 evap & condenser change, used for micron gauge. Left pump on for a hour and only pulled to...
  49. Replies
    4
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    776

    TRANE gas furnace question

    Hi: I have a customer with a resently install Trane horz, furnace. A 30 year old house with a ICP 2 ton H coil & 3.5 ruud condenser. I want to install a 2.5 or 3 ton evap. can not figure what size...
  50. Replies
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    So I guess a lot of guys use only one set of...

    So I guess a lot of guys use only one set of manifold gauges now days?
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