Gordon has done a few for me.
If you know how to do it and have a lot of ….beer,


wine, bourbon;
and are very calm; no phone calls;

no wife yelling at you to get your ass

into the house for dinner;
or “Are you staying in the Garage all night Honey”???
“””You love that silly

car more than me””
no office

calls;
no employee issues;
and you are in a nice air conditioned

place…..
and absolutely don’t look at the stock market

report …..
By all means replace it yourself.
I have seen a few break right in front of your eyes while installing………