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About john t. borgman
(Top Expert on this page)

Expertise
I work days, so I can only answer early in the day or later in the evening, I live in Oregon. I have been so good at all the other area's of hvac, I am probably the only hvac guy that does not know oil. ( lol ) I am very well versed in gas, electric and heat pumps and will only answer residential applications. I have been known the past decade or so, by my employers as the guy you send when no one can figure it out. Trouble shooting is my special. I understand the physics behind air flow, refrigerants and electricity. I understand programmable t-stats, zone controls, economizers, fossil fuel kits and the engineering thought process in the wiring and construction of residential equipment

Experience
I was lucky enough to start in this field over 25 years ago as an installer, for a company that installed the best duct systems I have ever seen, even to this day. The best ,as far as understanding the way air really flows through a duct system, from the return air to the very last supply register . They also had great pride and the duct work was put in, not only to last 50 years, but to look exceptional. Then as I started doing service work, I was again fortunate that I found a 3 year engineering class being put on be a man that was the educational director for the Entire united states for a society called " the Refrigeration Service Engineering Society " And for the next 3 years I schooled at night and practiced what I learned during the day, a great advantage over schooling and then trying to remember it years later.. Versed in duct design manual J heat gain/loss calculations. Also experience in wine rooms and indoor swimming pool hvac & humidity controls

Publications
I have 2 inventions that have gone through the process and been recorded at the National Institute of Standards and Technology from start to finish and thus been invited to national innovation workshops by the dept. of Commerce and the dept. of Energy. They are waste heat recovery devices that N.I.S.T approved as valid and am currently looking for marketing partners to get this product into the hands of consumers and make a BIG difference in Energy savings for every Household and Eatery and take a big bite in the the peak hours power consumption that face our Utilities companies.

Education/Credentials
factory training in Lennox ,Rheem, Ruud ,Trane, Tempstar ,Carrier, Day&Night, Payne, Bryant, Coleman, Intertherm, Ultra boilers, Unico, Mitsubishi,Sanyo, Taylor, Nicewonger, . Associates degree in Refrigeration Engineering. Certified with Energy Department, Check-me Program, have N.A.T.E. certifications in gas, a/c & heat pump. Teach and apprentice at every company I work at.

   

You are here:  Experts > Home/Garden > Home Appliances > Heating, Air Conditioning, Fridge, HVAC

SubjectDate AskedExpert

T-stat temp is not met7/6/2009john t. borgman
  Q: Im a 5 yr. tech with my class 1&2 card, residential and comercial experience. Im helping with a unit ...
  A: Rene' Sure I would be happy to help a tech any time you have a problem. First when asking me a ...
Humidistat7/6/2009john t. borgman
  Q: I recently moved into a house that has a carrier humidistat next to the AC control, it looks fairly ...
  A: Cheril, There will be a unit attached to the side of the furnace like the ones in the picture with ...
a/c uint7/6/2009Eric Campion
  Q: have tempstar unit not wanting to start up,replace contactor switch and timer cycle switch,can push ...
  A: Unfortunately our expertise is with Major Home Appliances only. This would include washers, dryers, ...
cycling of a/c unit, and too much condensate7/6/2009Craig HVAC Expert
  Q: i've just had a contractor install a split system: gas furnace and refrig pad mount unit. we had ...
  A: I have never seen or heard of a 4 1/2 ton unit. They come in 1/2 until 4 ton, then skip to 5. I ...
Ac Thermostat-Inside House Blowing semi -cool7/6/2009john t. borgman
  Q: We had a power outage the other day, and we had to reset the S3000 Thermostat for our A/C Unit. Now ...
  A: Cindy, Actually the A/C unit is on the roof. You probably have an air handler in your ceiling. ...
AC not cooling enough - keeps running7/6/2009john t. borgman
  Q: I have 11 year old 5 Ton Carrier split-unit, just got 5-lbs Freon added, at least that's what the ...
  A: Paul, Drive around the back of any Ma and Pa store and see equipment that is 40 to 50 years old ...
heat pump7/6/2009john t. borgman
  Q: My YORK heat pump cooling system is not working efficiantly. I have it set at 73 degrees inside and ...
  A: Shawn, First turn the system off and run the fan in the ON position. This will thaw the indoor ...
air con blower motor7/6/2009Craig HVAC Expert
  Q: My home ac unit only blows one speed, and the ac air flow is week. I can't figure out how to get a ...
  A: I was unable to find much about this unit. Due to the age, it is possible, the unit only has one ...
Air conditioner contracts7/6/2009Eric Campion
  Q: Trying to help out my elderly father down in Fla. He is asking me about getting a service contract ...
  A: I am sorry....we do not deal with service contracts. Look more local to your area. Not many good ...
Air conditioner contracts7/5/2009Craig HVAC Expert
  Q: Trying to help out my elderly father down in Fla. He is asking me about getting a service contract ...
  A: I do not trust the contracts. The first time something breaks, they come up with excuses...rusted, ...
Air conditioner contracts7/5/2009Norval Trimborn
  Q: Trying to help out my elderly father down in Fla. He is asking me about getting a service contract ...
  A: Most companies these days do not write full coverage service contracts(covering cleanings and parts ...
WHIRLPOOL FRIDGE QUIT7/5/2009Eric Campion
  Q: I have a whirlpool gold #gd5shaxkq00 that is 8 years old. Yesterday we noticed the otter pops where ...
  A: Do you hear any clicking coming from teh rear of the unit? Pull the unit away form teh wall and ...
In attic A/C leak....7/5/2009Norval Trimborn
  Q: Timborn, i have a question for you....I noticed a leak in my ceiling right where our attic A/C unit ...
  A: If its backing up into the drain pan and the drain pan is overflowing it is most likely a plugged ...
No Cool Air After PG&E Smart AC Program7/5/2009Howard Livingston
  Q: My question is... My central AC worked great until last Tues. afternoon when during the sweltering ...
  A: Oh Jennifer, never saw so much ineptitude in one place !! The guesswork on the 50 amp breaker shows ...
AC not cooling enough - keeps running7/5/2009john t. borgman
  Q: I have 11 year old 5 Ton Carrier split-unit, just got 5-lbs Freon added, at least that's what the ...
  A: Paul, First Paul, if it was that low and had been added to last year they did you a disservice by ...
Ac Thermostat-Inside House Blowing semi -cool7/5/2009john t. borgman
  Q: We had a power outage the other day, and we had to reset the S3000 Thermostat for our A/C Unit. Now ...
  A: Cindy, It sounds like your outdoor unit has stopped running, have you looked at it and checked? ...
Save heating7/5/2009Jim Barnhart
  Q: Jim, I am only using the lower level of a 4,000 sq.ft. house. i would like to shut off heating ducts ...
  A: Ed, Shut off the heating ducts to the three bedrooms, even cover them with some aluminum foil or ...
Refridgerant lines7/5/2009Tim McAuley
  Q: How is the size/diameter of the refrigerant lines determined? Is it tonnage, SEER, or something ...
  A: Ray - Line sizes are determined by the amount of refrigerant and velocity required thru the tubing ...
Fire Ants7/5/2009Craig HVAC Expert
  Q: Is it possible that fire ants have shorted something out on my compressor. I have Rheem residential ...
  A: Ants, lizzards, snakes, snails and so on can cause all sorts of shorts inside units. The 3 amp fuse ...
a/c unit and fan won't turn on7/5/2009Frank A.
  Q: When I got home yesterday and turned my a/c unit down, it came on briefly but then turned off. I ...
  A: Your inside unit may have a float switch that is not letting anything come on. SOMEwhere, if ...
ac drip at vent7/5/2009Norval Trimborn
  Q: in an upstairs closet the vent is dripping. There is an attic access panel in that closet. I live ...
  A: You should check the whole duct branch to the register outlet to see if moisture is accumulating in ...
Daughter's Heat Pump7/5/2009john t. borgman
  Q: I just wanted to update you on my daughter's heat pump. We stayed with the same company since the ...
  A: Dorthy, I would like to thank your appreciation, I have just written a letter to the admin. of ...
Whistling Noise7/5/2009Frank A.
  Q: Just moved into a new house (for us) and when the compressor kicks in there is a loud whistling ...
  A: I have never seen a thermostat that doesn't have a fan setting. I have seen several Trane valves go ...
Jenn Air Frig JCB2388GR leaks water7/5/2009Eric Campion
  Q: I Have Jenn Air Frig JCB2388GR side by side ( the water is not hooked up - as i dont use it)that has ...
  A: The problem you are experiencing is normally a blocked evaporator drain line. Whether you have a ...
Whistling Noise7/5/2009Frank A.
  Q: Just moved into a new house (for us) and when the compressor kicks in there is a loud whistling ...
  A: One of two things most likely...Either he is right and the expansion valve is crummy, or it is the ...
carrier unit condensor valve cores7/5/2009Howard Livingston
  Q: Do older Carrier units have a valve core on the suction side that cannot be removed if they are ...
  A: Been at it since 1973 & have never seen a unit without removeable schrader valve. What can happen is ...
excessive condensation7/5/2009Jim Barnhart
  Q: I live in Tucson, Az. in a single wide MH. I have a nordyne e2eb-015ha 4 ton downflow unit and I'm ...
  A: Kevin, I assume your "A" coil is on top of the unit as opposed to the bottom of the unit? The ...
Air Conditioner's Compressor Locked7/5/2009Craig HVAC Expert
  Q: I have an XP15 HeatPump that is just two years old. The AC outdoor started to have all kind of ...
  A: The hard start kit installed, should take care of the problem. The problem you are having is ...
trouble codes7/5/2009john t. borgman
  Q: York Diamond 80 model G/UA036A single flashing light= Lockout-check furnace...any help with what ...
  A: Vince, John Borgman here, got your question from our question pool. That means your equipment has ...
HVAC replacement7/4/2009Tim McAuley
  Q: we were told we need a new Hvac We live in South Florida, in a 1600 square ft masonary 1 story home. ...
  A: Debbie - Prices seem about right. Some contractors who need the business may be bidding low because ...
condenser shuts off but can restart7/4/2009john t. borgman
  Q: Our condenser unit will shut off after a few days. The house fan, [squirrel cage] keeps running. I ...
  A: Jerry, If it is the high pressure switch then your problem would have gotten worse after adding ...
condenser fan not working properly.7/4/2009Craig HVAC Expert
  Q: I have a sears 36m btu air conditioner. This year when I turned it on the condenser fan was frozen ...
  A: Not replacing the run cap when you replaced the motor could have burned up the new motor. I have ...
SEER rating7/4/2009Norval Trimborn
  Q: I've been trying to find the SEER rating of my ComfortMaker air conditioner unit. The installer ...
  A: How long the system runs depends on the outside temperature, whether everything is clean(filter, ...
Armstrong BCZ36B12N00A-3 condensate drain pan leaking7/4/2009john t. borgman
  Q: My drain pan slope is towards the back of the unit now, and it overflows and leaks into the ground ...
  A: Chase, It just needs to be shimmed at the back, it is not usually screwed in to anything, it sits ...
AC7/4/2009john t. borgman
  Q: 2 months ago we had work done to our Goodman AC unit- The first repairman cleaned coils and added ...
  A: Larry, You should not have had to pay for the first call, as it did not solve anything and how ...
Outdoor AC Unit stopped working7/4/2009Eric Campion
  Q: We have Train XR 11 outdoor ac unit (almost 6 years old) that has been working fine until this ...
  A: Unfortunately our expertise is with Major Home Appliances only. This would include washers, dryers, ...
Outside AC Unit stopped running7/4/2009john t. borgman
  Q: We have Train XR 11 outdoor ac unit (almost 6 years old) that has been working fine until this ...
  A: Derek, Check your breaker and next there is a fused disconnect on the house next to the outdoor ...
Condensor fan overheats7/4/2009Jim Barnhart
  Q: Jim, here's the scenario. I have a 32 year old central air unit. Last year the bearings in the fan ...
  A: Ned, The more air a fan motor pushes the warmer it will run and the more amps it will draw. If you ...
air conditioning unit7/4/2009Eric Campion
  Q: Sir, my question is about my A/C unit. it will not shutoff at its desirable temp. the only way i ...
  A: Unfortunately our expertise is with Major Home Appliances only. This would include washers, dryers, ...
Overheating condenser fan motor7/4/2009Craig HVAC Expert
  Q: Craig, here's the scenario. I have a 32 year old central air unit. Last year the bearings in the fan ...
  A: With the motor not pulling FLA, it is odd that it is overheating. From you description, the wiring ...

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Questions by
Active Experts:
Norval Trimbornjohn t. borgmanMarcus - Air Conditioning and Refrigeration Expert
Blake Ballard (A/C - Heat - IAQ Expert)Jim BarnhartJoe
Fred WeldinJ CookBill Brainard
Eric Campionkdgrayson@gmail.comMike Lehner
Craig HVAC ExpertHoward LivingstonFrank A.
Mike ReavisAdam Shive 

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