Regular maintenance of your machine is the best way to ensure it’s operating safely and efficiently. There are times when we carry out a pressure vessel inspection and have to fail the machine due to potentially dangerous faults. These steel bolts were the only positive fixing on the end plate of the pressure vessel inside this espresso machine.

It’s clear to see from the pictures that these bolts are excessively corroded, creating a potentially extremely hazardous situation.

Excessive corrosion on steel bolts

Excessive corrosion on these bolts posed a potential danger, so Espress Test had to fail the machine

In this instance, Espress Test failed the machine, and within 24 hours of undertaking the inspection, the site was served a Prohibition Notice by the local authority.