TM 10-4610-215-24
TM 08580A-24/2
CAUTION
As each connecting rod cap and shell bearing is removed, mark
the top to ensure proper reassembly.
(19) Remove connecting rod cap (16) and half of shell bearings (17) from crankshaft (30).
(20) Push remainder of connecting rods forward out of way of crankshaft.
(21) Remove two capscrews (20) from power frame (38), shim gasket (22), bearing housing (21), and
extension guard (19).
(22) Remove extension guard (19) from bearing housing (21).
(23) Remove three capscrews (18) from power frame (38), shim gasket (22) and bearing housing (21).
(24) Remove bearing housing (21) and shim gasket(s) (22) from power frame (38). Discard shim gaskets
(22).
(25) Remove oil seal (23) from bearing housing (21). Discard seal (23).
(26) Using a puller, remove bearing cup (24) from bearing housing (21).
NOTE
Replacement hearings are sealed bearings and do not consist of
cone and cup bearings.
(27) Remove five capscrews (25) from power frame (38) and bearing housing (26).
(28) Remove bearing housing (26) and shim gasket(s) (27) from power frame (38). Discard gaskets (27).
(29) Remove oil seal (28) from bearing housing (26). Discard oil seal (28).
(30) Using a puller, remove bearing cup (29) from bearing housing (26).
(31) Remove two setscrews (36) from power frame (38).
(32) Remove crankshaft (30) from power frame (38).
(33) Using a puller, remove two cone bearing assemblies (31) from crankshaft (30).
(34) As each connecting rod is removed, mark the top to assure proper assembly.
(35) Remove connecting rods (32) from power frame (38).
(36) Remove remainder of shell bearings (17) from connecting rods (32).
(37) Press wrist pins (33) out of crossheads (34) and connecting rods (32).
(38) Remove crossheads (34) from connecting rods (32).
(39) Press bushings (35) out of connecting rods (32). Discard bushings (35).
(40) Using a puller, remove two main bearings (37) from power frame (38).
(41) Remove rubber hose (41) from elbow (40).
(42) Unscrew elbow (40) from reducer bushing (39).
(43) Remove reducer (39) from power frame (38).
4-3
