Picking up replacement parts at a wholesaler or equipment distributor is a routine task for many service technicians. We do it a lot. Getting the right replacement part is a key component of a successful and efficient repair process. On the other side of the coin, arriving at the job with the wrong part is troublesome, at best, and sometimes it just kills the whole repair and the day.
Ultimately, it is the technician’s responsibility to make sure the proper part is obtained.