Definition : Affected person ,in the area But not working on the Equipment not within the Arc Flash boundary. Lockout/Tagout training required??? I'd say Arc flash Training yes but Question Lock out /Tag out ,as not involved in equipment repair at all. Need answer with reference . Thanks
Exposure to electrical hazards from work on, near, or with conductors or equipment in electric-utilization installations, which is covered by subpart S of this part; ...
Affected employee. An employee whose job requires him/her to operate or use a machine or equipment on which servicing or maintenance is being performed under lockout or tagout, or whose job requires him/her to work in an area in which such servicing or maintenance is being performed.
Seems funny if your observing you;d have to Lock out???? Next would be definition of (work area??)