TM 5-3805-280-24-2
Cylinder Block, Liners, Pistons and Rods
VISUALLY INSPECT PISTONS
10
22
Carefully inspect pistons under magnification. Check for:
signs of fatigue
fine cracks in the piston head (A)
bent or broken ring lands (B)
cracks in the skirt (C) at inner and outer ends of piston
pin bore
excessive piston skirt wear. (Original machining marks
must be visible.)
If any imperfections are found, replace the piston and liner
as a set.
Piston (Defects Exaggerated)
A--Piston Head
B--Ring Lands
C--Piston Pin Bore
RG,10,DT7416 1912NOV971/1
13-135
