TM 9-2330-238-14
5-23. LEFT AND RIGHT REAR DOOR LOCK REPLACEMENT
(M447,
M447C,
M749, AND
M750) (Cont).
WARNING
Dry cleaning solvent, P-D-680,
is toxic and flammable.
Always wear protective goggles
and gloves, and use only in a well-ventilated
area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT use near open flame or excessive heat.
The solvents flash point is 100°F-138°F
(38°C-59°C).
If you become
dizzy while
using cleaning solvent, immediately
get fresh air and medical help. if solvent contacts
eyes, immediately
wash your eyes and get medical aid.
1.
Clean all parts with dry cleaning
solvent and dry thoroughly.
2.
Inspect case assembly
and latch assemblies
for ease of operation.
3.
Inspect locking
bars for cracks,
bends, or breaks.
Straighten
any minor bends.
4.
Replace
defective
parts as necessary.
1.
Position outside handle (26) and new seal (28) in place on exterior side of door (20) and install three screws (27).
2.
install two screws (18) and locking
bar bumpers
(19) on door (20).
3.
Position
case assembly
(29) in place on door (20) and install four screws
(22).
4.
Position three latch assemblies
(17) and upper and lower locking rods (21 and 25) in place and install twelve
screws (16) and new Iockwashers
on door (20).
5.
With outside
handle (26) in a vertical position,
install inside handle (24) on case assembly
(29) horizontal
to
floor.
6.
Aline holes in inside handle (24) and case assembly
shaft and install with new spring pin (23).
1.
2.
3.
4.
5.
6.
5-68
Position three latch strikes (1) in place on door (4) and install nine screws (7).
Install two screws (13) and locking
bar bumpers
(9) on door (4).
Position
handle (11) in place on shaft of case assembly
(6) and install headless
straight pin (5).
Position
case assembly
(6) and two guides
(3) in place on door (4) and install twelve
screws
(15) and new
Iockwashers,
Install two bolts
(2) on ends of connecting
link and locking
rod (10 and 14) with two screws
(8) and new
lockwashers.
Position bolts (2) in guides (3) and connecting
link and locking rod (10 and 14) on case assembly
(6). Install two
new cotter pins (12) to secure.
