just in case you’ve never done it before:
After receiving the machine and allowing it to acclimatise to room temperature, I would tighten/realighn the Belt tensioners:
I would also do this if there are large temperature fluctuations in the room, e.g. poorly heated room in the wind and hot in the summer:
https://wiki.bambulab.com/en/p1/maintenance/p1p-maintenance
Belt tensioners is actual not includet into Bambu Lab P1 series printer Maintenance Recommendation | Bambu Lab Wiki