TM 5-3805-281-24-2
Cylinder Block, Liners, Pistons, and Rods
3. Check oil control ring-to-groove clearance by installing
a new ring in groove.
4. Measure clearance with a feeler gauge at several
points. Compare measurements with specifications
given below.
Oil Control Ring-to-Groove--Specification
New Part Clearance ...................................................... 0.064--0.102 mm
(0.0025--0.0040 in.)
Maximum Serviceable Clearance........................... 0.165 mm (0.0065 in.)
Checking Piston Oil Control Ring Clearance
NOTE: Replace piston and liner (as a set) if oil control
ring clearance exceeds specifications given.
RG,RG34710,1121
1923OCT972/2
11-159