TM 10-4320-315-24
4-9. MAINTENANCE OF CONNECTING RODS - (Cont)
Figure 4-12. Connecting Rod Measurements
(f)
Using micrometer, measure inside diameter of connecting rod.
(g)
Subtract reading in step (f) from reading in step (a) to determine bearing clearance.
(h)
Replace bearing shells (5) or crankshaft if correct clearance (0.0059 in. (0.15 mm)) is not obtained.
(i)
Remove connecting rod capscrews (1) and rod cap (2). Remove bearing shells (5).
c. INSTALL. (Figure 4-11)
(1)
Install new bearing shell half (5) in bore of connecting rod (4).
(2)
Lightly coat bearing shell (5) and crankshaft journal with oil.
(3)
Install connecting rod (4) on crankshaft journal.
(4)
Lightly coat crankshaft journal and other bearing shell half (3) with oil.
(5)
Insert bearing shell (3) half in rod cap (2).
(6)
Install rod cap (2) with new rod capscrews (1) on connecting rod (4).
(7)
Torque rod capscrews to 2.216 ft. lbs (5.629 Nom).
(8)
Using angle-of-turn indicator, tighten rod capscrews (1) 30°.
(9)
Tighten rod capscrews (1) 60°.
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