he charges me a $90 diagnostic fee and arranges for the "free home efficiency inspection" for a later date. 

The diagnostics showed lots of life left in the attic furnace but it had a rusted out condensation pan that supposedly couldn't be removed or replaced.

http://www.walmart.com/ip/Inspection-Camera-WIC-1229G/39097776Whistler WIC-1229G Diagnostic Inspection Camera $393.3' flexible camera tube9mm wide angle lens2.4" LCD monitorImage rotationWater-, alcohol-, gas-, diesel- and oil-proof cameraMight be a useful tool for some of you DIYers out there.

To give him a bad review was wrong, and you should rectify that immediately, AND you should send him a check for the diagnostics.

But if you have some diagnostic skills you can get by with not replacing some of them by installing a GFCI "upstream" of the ones you're not replacing.

Reinstall and recheck operation.If You can find the paperwork that came with the heater, You will be able to turn on the self diagnostics and read the LED codes.John

Here are details:Tenant was having some issues with HVACI arranged my HVAC repair man to visit property, but tenant reschedules/no shows 3 times before they finally connect up with each other.When my repair man finally can do his diagnostic, he finds that the system (which I had installed brand new about 10 years ago) had been modified. 

The house is old and after the inspection, we have some additional estimates we need to get on a few bigger ticket items.We are in need of recommendations for good, trustworthy contractors to obtain estimates for the following:- electrical- boiler diagnostic and repair (neither boiler will fire)- siding contractor (old wood shingle siding needs replacement)- mason contractor for look at the stone and mortar foundation and chimneyAny and all help is always appreciated!

My main degree of which will be in either Diagnostic Medical Sonography, Nursing, or Respiratory Therapy will be on my resume as well within about two more years.Okay, now to my main question.

I am currently 27, and I have been working as a Diagnostic Medical Sonographer (Ultrasound) since I was 20.