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  1. Replies
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    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.
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    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.
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    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....
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    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...
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    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...
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    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...
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    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 &...
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    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.
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    Outdoor HP is right match, I know the installer,...

    Outdoor HP is right match, I know the installer, he is very experienced.
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    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...
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    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...
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    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...
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    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.
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    yep.

    yep.
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    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.
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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...
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    Refrigerant 22 is not a blend.

    Refrigerant 22 is not a blend.
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    SMAN3 is a digital gauge. 380 microns.

    SMAN3 is a digital gauge. 380 microns.
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    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...
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    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...
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    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.
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    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...
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    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.
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    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...
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    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...
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    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...
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    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...
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    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...
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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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    One gauge 2 refrigerants

    Hi: I have been interested in the digital manifold gauges with sc & sh displayed. Nice to do a repair and know everything that's going on at one place. But have always used two set of gauges ( 22 &...
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    Extra liquid line filter

    Came across a goodman condenser with small filter inside after breaking it down for scrape. Have many of same units, mostly 2.5 tons in development. Was wondering upon a evap. or other repair, can...
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    Put the smaller piston in and it ran like a...

    Put the smaller piston in and it ran like a champ, thanks for all the help.
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    The space may be to too limited for a trx valve....

    The space may be to too limited for a trx valve. The system is not over charge, with no frigerant add and long line set. The condenser came with two pistons ( .60 & .61) , they are too small to fit...
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    Yeh: I'm going back Monday. It will still be...

    Yeh: I'm going back Monday. It will still be around 80 degrees outside. Hope the homeowner doesnt says its cool, but never shuts off. If that's the case , I guess my next move would be to put a...
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    The homeowners were leaving on a trip as I...

    The homeowners were leaving on a trip as I finished. indoor dry blub was about 83 degrees, 64 degrees coming from floor registers.
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    Strange manifold pressures ?

    Hi: I replace a leaking evap. coil in hud house miller heater. Got a "A" coil almost exact dimensions, except its a 3 ton in place of 2.5 ton evap., fit like a glove. Installed new 2.5 ton 410-A...
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    Thanks, I'm going to visit RE Michel , I talked...

    Thanks, I'm going to visit RE Michel , I talked to new bee there and he could not help me. I see one in there catalog at my office.
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    Uncased "A" coil

    Hi: trying to finds a replacement evaporator coil to set in a miller counterflow. Old one has big leak. Most of the places I call here in new jersey have cased coils. I think they still make downflow...
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    sorry; went bact and found another plate with a...

    sorry; went bact and found another plate with a good model number. Some times things are so close you can't see them.
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    Heat Controller condenser

    Hi: Trying to size a couple of old heat controller condensers, first is 3237-7-18A & 3228-11-18A . Both are matched up with indoor evaps with no label on old natural draft furnaces. old furnace have...
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    Hi: the price for MO99 is 60% of cost of R-22 in...

    Hi: the price for MO99 is 60% of cost of R-22 in my area. The cylinder looks like 25#. Started to read a little online , seems you start with 85% of estimated charge. Have to check and see what oil...
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    MO99 drop in refrigerant?

    Hi: I see this refrigerant at my supplier. They say its popular for R22- units. I have a condenser change out next week and thinking about trying it. I'm buying a dry 3 ton ruud condenser and...
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    Yeh.. I did a couple water damaged ductwork...

    Yeh.. I did a couple water damaged ductwork reeplacement from evap overflowing. Had water filling up that black plastic wrap under home with gallons & gallons of water. When I open the plastic the...
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    I've done simular with the loose insulation,...

    I've done simular with the loose insulation, removed the garden hose off evap. drain etc. My other concern is the 5+8" sheetmetal chimney, the crappy gas burner.. etc. I was thinking a ruud...
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    HUD home furnace replacement

    Hi: I was trying to see about any pros or cons to replacing a miller counter flow furnace with something like a ruud 90+. The houses in this development are basiclly double wide trailers on a...
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    HUD home furnace replacement

    Hi: any thoughts pro or con to replacing a miller counterflow with something like a ruud 90+. Its a closet application & I could bring the return in the side from main hallway. A lot of the galv....
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    Thanks for your input, I held the fluke 902,...

    Thanks for your input, I held the fluke 902, looks like a simple unit I had it mine. I saw the UEI in a case, and looked on line- seems like there are a upper & lower display, wanted a single...
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    Choosing multi meter

    Hi: I'm trying find a replacement for my 20 year old Fluke 12 multi meter. It still works well, but confuses me when I try to ohm things out. Its has 4-5 setting for ohms. I also have a Amprob amp...
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    thanks for all the help...

    thanks for all the help...
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    Weather King model# BTU s question

    Hi: I'm trying to help a plumber friend size replacement equipment for his house. He has 2005 circa weather king evap # RCBA48826624. The condenser had the label melted off. He has had a addition to...
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