It is understood the delay was the result of a burst pipe.
Related ArticlesSunderland v Man United: liveSunderland 0 Manchester United 0Rooney questions United omissionBruce: Mourinho for UnitedSunderland v Man United: previewRooney boost for EnglandMinutes earlier, United manager Sir Alex Ferguson was as good as his word when he left Wayne Rooney out of the match.
The England international, who is nursing an ankle injury, did not make the 18 at the Stadium of Light, where there were starts for Rio Ferdinand, Paul Scholes and Michael Owen, as Ferguson made four changes to the side which won 1-0 in Valencia during the week and named Dimitar Berbatov among the substitutes.
Former United defender Steve Bruce kept faith with the bulk of the men who drew 2-2 at Liverpool last weekend with Bolo Zenden's inclusion in place of Danny Welbeck the only change.
There was a return to the bench for hamstring victims Anton Ferdinand and John Mensah, and they were once again joined by record signing Asamoah Gyan.