yehudayona first of all we are not talking artscroll ashkenaz, viznitz davens sfard. When they went to Rama’s shul they had to daven the nusach of the rama, which is ahkenaz.
Wolfishmusings, as a gabbai whether I am at work or time off I still am the gabbai,it is my responsibility to be there for the khal, guests, or any one that needs. You call to make sure what you are doing is the right thing that is always safest way to go.