TM 5-4320-302-14
6-15.
CYLINDER (CONT)
Location/Item
Action
Remarks
12. Piston rings
a.
Check that piston ring gaps are offset by 120 degrees. The piston ring set
contains three rings:
No. 1 - Double trapezoidal compression ring
No. 2 - Tapered compression ring
No. 3 - Spring-loaded oil control ring
b.
Compress rings with piston ring compressor No. 130530.
6-105