TM 9-3990-260-14&P
4-16
Change 1
4-12.
END STRUCTURE ASSEMBLY (A-FRAME) REPLACEMENT (CONT).
(10) Remove lock nut (14), flat washer (15), and screw (16) securing the spacer (17). Discard
lock nut.
(11)
Remove spacer (17) from pin support plate (12).
b.
Installation.
End structure assembly weighs 370 lbs (168 kg). Raising and lowering must be conducted
on level ground. Use the aid of a suitable lifting device when raising or lowering end struc-
ture assembly to prevent serious injury or death to personnel.
NOTE
•
Perform steps (1) and (2) only if left and right spacers have been removed.
•
Perform the following steps for the left or right end structure spacers.
•
Spacers should be replaced as set.