TM 5-4930-244-14
(4)
Remove two screws (9), washers (10), and cover (5) from cover (1).
(5)
Remove preformed packing (11) from cover (5).
(6)
Remove seal (12) from cover (1).
(7)
Lock flywheel to prevent it from turning and remove screw (16) from crankshaft gear (14).
(8)
Remove plate (13) from gear (14) using two hex wrenches placed in bolt hole.
(9)
Remove packing (17) from plate (13).
(10)
Using gear puller, remove gear (14) from crankshaft.
(11)
Remove two cap screws (20) through access holes in camshaft gear (15).
(12)
Push tappets (23) away from camshaft as far as possible and remove camshaft (22) from crankcase (3).
(13)
Remove two tappets (23) from crankcase (3), noting their positions.
(14)
Remove screw (18) and retaining plate (19) from gear (15).
(15)
Using a gear puller, remove gear 915) from camshaft (22).
(16)
Remove key (24) and thrust plate (21) from camshaft (22).
(17)
Remove bearings (25, 26, 27) from crankcase (3).
(18)
Remove plug (28) from crankcase (3).
WARNING
· Dry cleaning solvent is flammable Do not use near open flame or non-
ventilated places Keep away from open flames or sparks Avoid inhaling
solvent fumes Avoid contact with skin Flash point of solvent is 100° F to 138° F
(38° C to 59° C)
· Compressed air used for cleaning purposes will not exceed 30 psi Use only
with
effective
chip-guarding
and
personal
protective
equipment
(goggles/faceshield, gloves, etc ).
(19)
Using dry cleaning solvent and compressed air, clean all parts.
(20)
Inspect all parts for damage. Replace as required.
b. Installation.
(1)
Coat bearings (25, 26, 27) with engine oil and press new bearings (25, 26, 27) into crankcase (3).
(2)
Install new plug (28) from inside of the crankcase (3) with the cup bottom entering first.
(3)
Place the thrust plate (21) onto the camshaft (22).
(4)
Install key (24) in camshaft (22).
6-27
