TM 9-3990-260-14&P
Section II. OPERATION UNDER USUAL CONDITIONS
a.
Unpacking. Refer to
Para 9-4, Unpacking and Packing,
for unpacking
instructions.
b.
Assembly and Installation. The M3Al CROP is delivered fully assembled.
Procedures for unlocking and locking twistlocks are covered in stacking and unstacking procedures, paragraph 7-
14. The twistlocks are used to
secure stacked M3A1 CROPs.
They are not
ISO compatible.
A-FRAME ASSEMBLY RAISING AND LOWERING PROCEDURES.
Raising the A-frame Assembly.
a.