TM 9-2320-260-34-2
13-6. FRAME ALINEMENT INSPECTION (Contd)
2. Tape one 8 x 10.5 in. (20 x 27 cm) sheet of white paper to floor under each front frame section (5).
NOTE
Ensure plumb bob string is placed flat against frame rails and free
of obstructions such as bolts, rivets, brackets, and rear springs.
Allow plumb bob to stop swinging before making mark on paper.
3.
Hold string and plumb bob to outside of frame rails (1) and above paper, Accurately locate point on
paper directly below plumb bob.
4.
Carefully mark spot (6) on each paper directly below plumb bob point.
13-25
