TM 5-5420-227-24
BRIDGE SEAT ASSEMBLY REPLACEMENT (Sheet 1 of 4)
PROCEDURE INDEX
PAGE
PROCEDURE
Removal
Installation
Ratchet with 3/4 in. drive
TOOLS:
Ratchet with 1/2 in. drive
9/16 in. socket with 1/2 in. drive
1-1/2 in. socket with 3/4 in. drive
Sling
Lifting device (500 lb min capacity)
15/16 in. socket with 1/2 in. drive
Lockwashers (4 required)
SUPPLIES:
Lockwashers (8 required)
Lockwashers (20 required)
PERSONNEL: Three
PRELIMINARY PROCEDURE:
Remove hold-down cylinder armor (page 3-247)
REMOVAL:
1.
Using 15/16 inch socket, loosen setscrew
NOTE
securing No. 3 right top grille door (A).
Have second technician carefully support
2.
Open No. 3 top grille door (A).
hold-down cylinder while screws are being
removed.
Using 1-1/2 inch socket, remove two
3.
4.
Using 15/16 inch socket, remove four
screws (B) and lockwashers (C) securing
screws (F) and lockwashers (G) securing
hose guard pipe (D) and bridge seat
hold-down cylinder (H) to bridge seat
(E) to vehicle. Throw lockwashers (C)
(E). Throw lockwashers (G) away.
away.
TA170271
Go on to Sheet 2
3-43