SIG SAUER SIG556xi - Manual (Page 60)

60 www.sigsauer.com
8. connect trigger casing assembly to receiver assembly:
a. Mate the receiver and trigger casing together at the front takedown pin, ensuring the pivot pin holes overlap.
b. install the pivot pin from the right side and secure the pivot pin screw.
c. rotate the trigger casing until the rear takedown pin holes in the trigger casing assembly and receiver are aligned.
d. Press the rear takedown pin in fully
9. Perform a function check in accordance with section 6.2.