It sounds like everything is on course. Except you need to remove the cork from the candy end of the cage, so the bees can eat it and release their new queen. If the extra bees that joined your new Russian queen in the made-up split, weren't willing to accept her, they most likely wouldn't have volunteered to join her.
It generally isn't difficult to get typical EHB's to accept AHB or Russian queens, it's difficult to get them to switch back again, once they've had a taste of the Russian queen pheromones.
It generally isn't difficult to get typical EHB's to accept AHB or Russian queens, it's difficult to get them to switch back again, once they've had a taste of the Russian queen pheromones.