TM 5-4310-387-14
6-22. Engine Crankcase.
This task covers:
Replace
INITIAL SETUP
Tools
Equipment Condition
General Mechanic's Tool Kit (NSN 5180-00-177-7033) Cylinder removed (para. 5-33).
Remover, Stud (NSN 5120-00-618-8948)
Crankshaft removed (para. 6-21).
Materials/Parts
Crankcase
Replace. (figure 6-23)
(1)
Remove two studs (1).
(2)
Remove two studs (2).
(3)
Remove screw (3), washer (4), and air shield (5).
(4)
Remove screw (6), washer (7), and air shield (8).
(5)
Remove two screws (9) and remove guard (10).
(6)
Remove two screws (11) and remove guard (12).
(7)
Inspect studs (1) and (2) and replace if threads are stripped or shafts show signs of necking.
(8)
Inspect air shields (5) and (8) and replace if cracked.
(9)
Inspect guards (10) and (12) and replace if cracked.
(10)
Install guard (10) on new crankcase (13) and secure with two screws (9).
(11)
Install guard (12) on new crankcase (13) and secure with two screws (11).
(12)
Install air shield (8) on new crankcase (13) and secure with screw (6) and washer (7).
(13)
Install air shield (5) on new crankcase (13) and secure with screw (3) and washer (4).
(14)
Install two studs (2) in new crankcase (13).
(15)
Install two studs (1) in new crankcase (13).
6-62
