TC reported that 'A' side wiper was dislodged from its original position. Wiper not blocking TC viewof tracks. TC reported that 'A' side wiper was dislodged fr om its original position. Wiper not blocking TC view of trac ~~~~~ TC reported that 'A' side wiper was disl     #3634 Install new bolt and nut replaced "A" side wiper clean window screen and function test ok. Done by Rizman/Koh. 7/03/23