All lifts should run as simplex try and shut down lift number 2 and see if lift number 1 responds to bottom hall call 1U. If it does not then I would look at the FH floor bar from level 5,4,3,2,1. When lift two leaves lobby number 1 should be called to lobby as next car up.(SC) selected car.
Bingo Leggy. The only thing I would add is to come in after hours and do the above one car at a time, then start adding cars for group. Virtually impossible to troubleshoot dispatching during the day when the building is fully occupied.
