/diy/ - Do It Yourself

>At customer site doing some mechanical service work on a machine they bought from my company
>Suddenly the safety relay stops working on another machine
>"Anon your company sells this machine. Fix it."
>Spend 5 hours trying to make it look like i'm troubleshooting while i teach myself how electrical circuits work
>"Uhhh i think it's broken"
>"Okay good work anon we'll order another one."
>Customer bossman tells his electrician to bypass the whole system safety and start the machine right back up
>3 week lead time for replacement relay
>Probably still won't work when they put the new one back in
Damn i need to learn electronics.