
1) Alley machine 2) Bowling alley apparatus 3) Bowling alley employe 4) Bowling alley machine 5) Bowling machinery 6) Busy worker after a strike 7) Obsolete occupation
Found on
https://www.crosswordclues.com/clue/pinsetter

In bowling, a pinsetter, or pinspotter, was originally a person who manually reset bowling pins to their correct position, cleared fallen pins, and returned bowling balls to players. Probably due to the nature of the work (low-paid, often part-time, manual labor that most frequently took place evenings), many pinsetters were teenaged boys, and thu...
Found on
http://en.wikipedia.org/wiki/Pinsetter

The official responsible for pin placement>
Found on
http://www.encyclo.co.uk/local/21422
No exact match found.