How to replace a pump on a commercial glass washer dishwasher

The pump on a dishwasher will always be located at the bottom of the machine, some can be accessed from the front but in this video the pump motor was on the bottom, The first thing you need to do is drain the water from the inside using a bowl or letting the bung out,

Fagor made commercial glass washer / dishwasher motor

The motor had been leaking water for some time and should have had the pump part changed as the seal had failed but as in a lot of commercial establishment like bars and restaurants it only got looked at when it stopped working. The motor was a Fa600 3551910060 FAGOR 2-102/FA10
So the motor was now tripping the rcd (electrical breaker) and we had to replace the whole motor