TM 5-3805-261-34
ENGINE MAINTENANCE. (cont)
13-8.
Piston and Connecting Rod. (Sheet 9 of 12)
INSPECTION (cont)
16. Install piston ring (3) in its
assigned cylinder liner. Top of
piston ring (3) towards top of
liner.
17. Using a feeler gage, measure pis-
ton ring (3) gap. Correct gap is
.0245 + .0075 inch. Adjust with
fine flat file, if necessary.
18. Install second piston ring (4) in
its assigned cylinder liner. Top
of piston ring (4) towards top of
liner.
19. Using a feeler gage, measure ring
gap. Correct gap is .0245 +
.0075 inch. Adjust with fine
flat file, if necessary.
20. Install oil ring (5) in cylinder
liner in which it will be used.
Top of oil ring (5) towards top
of cylinder lines.
21. Using feeler gage, measure ring
gap. Correct gage is .0225 inch.
Adjust with fine flat file, if
necessary.
22. Inspect bore of connecting rod
(11) for crankshaft bearing. Use
a bore gage and measure in two
places 90 degrees apart. Correct
dimension is 3.2500 inches.
23. Inspect all other parts. Refer
to Chapter 2.
Go to Sheet 10
13-48
