TM 5-3820-246-14&P
(5) Measure engine piston (1) diameter at
position A, Normal diameter is between
2.4326 in. to 2.4334 in. (61.79 mm to
61.81 mm). Replace if less than 2.4307 in.
(61.74 mm).
(6) Measure engine piston (1) diameter at
position B. Normal diameter is between
2.4366 in. to 2.4373 in. (61.89 mm to
61.91 mm). Replace if less than 2.4346 in.
(61.84 mm).
(7) Measure piston pin (2) diameter at
position C. Normal diameter is between
0.5905 in. to 0.5910 in. (15.001 mm to
15.012 mm). Replace if less than 0.5897 in.
(14.98 mm).
(8) Measure inside diameter of bushing (3) at position D. Normal diameter is between 0.5911 in. to 0.5916 in
(15.016 mm to 15.027 mm). Replace if more than 0.5925 in. (15.05 mm).
(9) Clean any gasket material and sealant from cylinder and crankcase mating surfaces.
c.
Installation.
(1) If removed, install bushing (12) in
connecting rod (10) using a press.
gaps line up with positioning pins in ring
grooves.
(3) Install engine piston (9) and pin (8) through
piston and connecting rod (10).
(4) Install two retaining rings (7) in recessed
grooves.
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