No, Every non-clutched dyson had the fan belt guards.
You are best finding and fitting one - I have just gone on without fitting one before and its fine, just makes a slight noise when the belt touches the motor case if its turning slightly on the brushroll etc
BTW there were only Mk1 and Mk2s of the later ball machines when they had to improve things without bringing out a whole new machine - DC14, 33, 07, 04, 01 there is only one type which is the MK1