TM 5-3825-229-14&P
6-4. CYLINDER HEAD AND VALVES (cont)
b. Installation (cont).
NOTE
Do not reuse valve stem seals. Each time the valves are removed from cylinder head, a new seal must be
used when the valve is installed.
(4) Coat inside of valve stem seal (6) with oil (OE/HDO). Push valve stem seal over valve stem and all the way
down onto valve guide flange.
CAUTION
Do not remove valve after seal is installed. Valve can be withdrawn only as far as the groove in valve
stem. Do not allow valve stem seal to come in contact with groove or seal damage may occur.
(5) Using a valve spring compressor, compress each valve spring (4) and retainer (3).
(6) Insert valve spring retainer locks (2). Remove valve spring compressor tool. Install valve stem cap (1).
(7) Install cylinder head with new gasket (para. 5-7).
6-5. TAPPETS
THIS TASK COVERS:
a. Removal
c. Installation
b. Inspection
INITIAL SETUP:
Tools Required:
Equipment/Materials Required:
Lubricating Oil (Item 10, Appendix E)
Nomenclature
General Mechanics
Equipment Conditions:
Tool Kit
Ref
Conditions
Micrometers
5-7
Cylinder head removed
Personnel Required: 1
6-7
