Eric Kjelshus
  • Greenwood, MO
  • United States
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Low Gas Pressure

Started this discussion. Last reply by Tom DelConte Jan 15, 2014. 8 Replies

I have been running no heat calls all day - today I have found  lots of very low gas pressure you can run the Nat Gas hot water heater or 95% furnace.   Most days I find 5" to 5.5" and higher water…Continue

 

Eric Kjelshus's Page

Latest Activity

Eric Kjelshus replied to Horace Douglas Hunt, Jr.'s discussion Hero Pace Program?
"Hero is in Kansas City part of Missouri and most of California.  heroprogram.com   support is very big. google  (Property Assessed Clean Energy)  it takes a lot of support to make this financing work "
Feb 6
Eric Kjelshus replied to John Proctor's discussion Unvented Gas Space Heaters – Continued Delays
"I like the up word push of air in most warehouse stores, with infrared heating.  Most gases push up with heat and go out the holes in roofs & big doors.   I have tested box stores for CO CO2 dust VOC RH% temp selling HVAC - there air…"
Feb 3
Eric Kjelshus replied to John Proctor's discussion Unvented Gas Space Heaters – Continued Delays
" a study of improved cognitive function in green buildings the…"
Feb 2
Eric Kjelshus replied to John Proctor's discussion Unvented Gas Space Heaters – Continued Delays
"Both were LP gas.  The more you test the more you find.   This after noon I saw a large office with a open flame of Nat Gas for looks - after it sooted up in flue was 2560 PPM CO but in office was 44 PPM CO with doors open plus dirt -…"
Jan 30
Eric Kjelshus replied to John Proctor's discussion Unvented Gas Space Heaters – Continued Delays
"I put a "air advice" in a small house with gas turned off - lack of payment. CO over a 24 hr time ave 39PPM with window open 1". She thinks she has the flue for 3 mo. This was just 11,000 BTU's for 430 SF. Teck with frozen pipes…"
Jan 30
Eric Kjelshus replied to Wayne Melancon's discussion What's the Most Profitable HVAC Job for Your Company?
"What is your "Key Performance Indicator" dollar per hour? gross dollar per man day? % of profit per job? Hours per job? Net profit per job? Unbilled hours per week? Profit per day week 1/4 yr? Lack of warranty cost per yr? Sold job hours…"
Jan 17
Eric Kjelshus replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"You have to see the specks on the LED light. All tested bulbs have a graph with spread on height. Lets say your light replacement is 14 feet tall you cross the 14 feet to spread. I hope this helps but I do it all the time. Some High Presser Sodium…"
Jan 12
Eric Kjelshus replied to Beverly Lerch's discussion Fireplace drafts
"A brick chimney will take some 70,000 BTU's to heat up to draft on a fireplace.   A Stainless Steel class A same size may take just 1650 BTU's to heat up  and start venting.   An Aluminum flue for a LP gas may take just 600…"
Dec 6, 2016
Eric Kjelshus replied to Beverly Lerch's discussion Fireplace drafts
"Just say no to fireplaces inside!  Its just a way to get more CO and other smoky gases.  Now if some one wants a fire place I lead them outside to a fire pit or outside fire place.   I just do not under the use of very smoky producers…"
Nov 28, 2016
Robert Zockoff left a comment for Eric Kjelshus
"Eric, My client has 2 very different ManJ reports from 2 HVAC distributors. What would you charge for a full design with including ducts? It will be about 8 zones with air source heat pump and 50% radiant. Thanks, BobZockoff"
Oct 23, 2016
Eric Kjelshus replied to Benny hani's discussion Manual J on line
"A Resnet HERS index rater will give a size and will preload ACCA MJ wright soft.com   Then will have to adjust peaple load and about 11 other things.   But a if you per load name, wall/attic size R/U window size, door size, solar input on…"
Oct 18, 2016
Eric Kjelshus replied to Benny hani's discussion Manual J on line
"start with the base:   Principles of Heat Transfer• Heat energy cannot be destroyed. • Heat always flows from high temp to low temp Conduction through a Shaded WallQ = U X A X TU – Overall heat transfer coefficient of the…"
Oct 17, 2016
Eric Kjelshus replied to Benny hani's discussion Manual J on line
"WOW what is your back ground?   I have been teaching ACCA MJ for 30 years and each class is for skill that should be used in work.   Most HVAC schools will have heat gain heat loss class.  I just did a heat loss - code class for…"
Oct 17, 2016
Eric Kjelshus commented on Jan Green's blog post Attic sealing versus effective system balances
"If I was there 1st) is to test air CO VOC dust temp RH.  2)nd Then look for dead things  mice rats birds bugs  may have vack the duct and suck out some of inside duct sealant.   3) smell is a hard one some times to find. A teck…"
Sep 12, 2016
Eric Kjelshus commented on Jan Green's blog post Wonky HVAC System
"I am seeing the roofer set the HVAC RTU's with a crane to move the supplys for roof and I am out of that part of job.  all I get is the test out and air flow test if done.   Then the system Eff can be as low as 40%.  "
Sep 9, 2016
Eric Kjelshus commented on Jan Green's blog post Attic sealing versus effective system balances
"Just not sure - need info - is return in attic? or basement?  Did return get sealed?  How did living area get negative so smells go into building? attic positive?   I saw a 2 year old fill a return with peas, carrots,  what ever…"
Sep 8, 2016

Profile Information

Company
Kjelshus Energy
Professional Certification
BPI, RSES, MO HEAT PUMP, NCI, QHCA, AEE, OSHA 10, NATE
Professional Interests
Low energy housing,
Website URL
http://ERICSENERGY.COM
Facebook Page
Eric Kjelshus energy

Eric Kjelshus's Blog

Who among us tracks the accuracy of Manual J?

Posted on February 27, 2016 at 8:06pm 4 Comments

Who among us tracks the accuracy of Manual J?

I have hour meters on maybe 20 systems now.    I like to see the run time when it's "4" degrees in Kansas City.  99% rate in KC is +4' degrees.  My goal at 4' is 100% run time.   I have a super sealed home 2,100 square feet  with a 2 ton ground type heat pump R-30 walls, R-60 attic, R-8 windows & doors with 98% run time @ "+ 4' ".  When the strip heat turned on, it smelled up the home with the dirt  off the 5 KW strip, heat…

Continue

not a Video - not a true photo

Posted on August 6, 2015 at 6:16pm 2 Comments

http://ericsenergy.com/kjelshus/

This is using still and moving camera,   Then gets stitched with software.     Tell me what you think?   On the photo that move you slow it or speed it up or go all the way around.   
Google give big points with using it.   Some say more than video.  

Comment Wall (2 comments)

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At 7:46am on October 23, 2016, Robert Zockoff said…

Eric,

My client has 2 very different ManJ reports from 2 HVAC distributors. What would you charge for a full design with including ducts? It will be about 8 zones with air source heat pump and 50% radiant.

Thanks,

BobZockoff

At 6:02am on December 16, 2012, Diane Chojnowski said…

Hi Eric,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!

Don't forget to upload your profile photo. And add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

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