TM 5-5420-227-24
BOOM -OU T RI GGER ASSEM BLY REPLACEM EN T (She e t 1 of 3 )
TOOLS:
1-5/16 in. socket with 3/4 in. drive
Ratchet with 3/4 in. drive
Hammer
Lifting device (20001b. capacity)
Sling
7/16 in. socket with 1/2 in. drive
Ratchet with 1/2 in. drive
Brass drift
SUPPLIES:
Lockwashers (24 required)
Wooden block 10 x 10 in., 3 in. thick
"PERSONNEL:
Three
REFERENcE:
PRELIMINARY PROCEDURES:
Remove tongue assembly (page 4-16)
Remove overhead cylinder (page 3-219)
N OT E
M a k e sure a ll hydra uI ic line s a re
pla c e d so t he y w ill not be da m a ge d
during
boom -out rigge r
a sse m blv
.
re m ova l.
Using 1-5/16 inch socket, remove 24 screws
(A) and Iockwashers (B). Throw lockwashers
(B) away.
GO on
to sheet 2
TA170498
4-20