Translation of mantenimiento

Since it had no wind and no turbulences at all we landed right on time. I had an entire afternoon until my connection to Havana and decided to spend it in the duty free shops, or in the restaurants.
Last week for example, I could have told you in advance that there is no chance for the other trials (if I knew): The traffic on the major website was too big. We should test it again sometime.
Unfortunately, the boat's maneuvering system broke down and we were told that we could not take it. We were furious, but decided to make the best out of the situation. The offered to take the Red Dragon instead.