TM 5-3805-248-23-2
VALVES AND SPRINGS MAINTENANCE
THIS WORK PACKAGE COVERS
Removal, Cleaning and Inspection, Repair, Installation
INITIAL SETUP
Materials/Parts
Maintenance Level
Direct Support
Tools and Special Tools
Tool kit, general mechanic's (Item 113, WP 0338
Equipment Condition
Shop equipment, field maintenance (Item 104, WP
Shop equipment, automotive maintenance (Item
REMOVAL
WARNING
Always wear safety glasses when removing or installing parts retaining compressed springs. Remove retain-
ing parts slowly to relieve spring pressure. Injury may result if you do not follow this procedure.
NOTE
The following is a maintenance procedure for one valve. The maintenance procedures for the remaining
valves are identical.
1.
Position valve spring compressor on valve spring (3)
1
1
and bottom of valve on cylinder head.
2
2.
Compress valve spring (3).
3
WARNING
4
Use extreme caution when removing locks
and rotors. Wear safety glasses. Accidental
release of the valve spring may cause
injury.
CYLINDER
3.
Remove two locks (1) and rotor (2) from valve stem
HEAD
(4).
VALVE
SPRING
4.
Slowly release valve spring compressor and remove.
COMPRESSOR
394-638
5.
Remove valve spring (3) and valve stem (4) from cyl-
inder head.