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TM5-4210-229-14&P
4-90. VALVE COVER REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SET-UP
Tools
General Mechanics Tool Kit
Materials/Parts
Solvent (Appendix D, Item 54)
Valve Cover (690339C1)
General Safety Instructions
Engine OFF.
Transmission in (N) neutral.
Parking brake set.
REMOVAL
a.
Loosen the two clamps (1) and bracket/clamp
(2) and remove the upper half of the valve
cover breather tube (3).
b.
Remove six bolts and/or nuts (4) securing
valve cover (5) to the cylinder head.
c.
Remove valve cover (5) and gasket (6).
Cleaning solvent, (Appendix D, Item
54) is both toxic and flammable. Keep
off skin. Use only in a well-ventilated
area and avoid prolonged breathing of
vapors. Keep away from open flames.
d.
Remove old gasket material, oil and grease
from the valve cover (5) and cylinder head
using solvent (Appendix D, Item 54).
INSTALLATION
a.
Replace old packing rings with new under
valve cover bolt washers to avoid oil leaks.
b.
Replace oil valve cover gasket with a new oil
gasket to assure an oil tight seal.
c.
Position valve cover (5) over gasket (6) and
install the six bolts and/or nuts (4) and torque
to 26 ft-lb (3 N.m).
d.
Position the valve cover breather tube (3) and
tighten the bracket/clamp (2) where the two
breather tubes connect.
e.
Tighten breather tube clamps (1).
4-103
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