TM 1-1520-238-23
5-50.4
Change 1
5.8A.
MAIN ROTOR BLADE TRAILING EDGE TRIM TAB MARKING continued
b. Mark tab end lines.
(1) Locate blade station 152.
(2) Paint a 0.12 INCH wide by 2.0 INCHES long line extending from the trailing edge inward. Use tape
(item 206, App F) and lacquer (item 106A, App F).
(3) Repeat this task at blade stations 162, 172, 182, 192, 202, 212, 222, 232, 242, 252, and 262 on both upper
and lower surfaces.
c. Mark tab numbers.
(1) Paint 1/2 inch high blade numbers, starting with the number 10, at a point exactly midway between blade
stations 152 and 162, 2.0 inches from the trailing edge of blade, on both upper and lower surfaces. Use
tape (item 206, App F), lacquer (item 106A, App F), and stencil set.
(2) Repeat this task.
d. Mark Center Of Gravity (CG) location on lower surface of blade.
(1) Locate blade station 159.
(2) Mark and paint cross. Use tape (item 206, App F), lacquer (item 106A, App F), and stencil set.
END OF TASK