272 CRANKCASE, C RAN KSHAFT, AND CAMSHAFT
Figure 397 Crankshaft main bearing bolt
1. Head of bolt with mark, position 1
2. Head of bolt with mark, position 2 (bolt stretch
es)
3. Main cap surface
4. Mark (permanent marker)
c. Use a permanent marker to add a mark
on each bolt head and another mark 90°
clockwise on the main cap. Also mark the
socket to match the bolt marking.
d. Rotate each crankshaft main bearing bolt
(Figure 397) 90 degrees (1/4 turn).
Crankcase Ladder (DT 466 series – 225
hp and
245 hp @ 2600 rpm ) and a ll 570 ratings
NOTE: The crankcase ladder is symmet
rical;
therefore, it does not matter which
way it is installed.
Figure 398 Installing the crankcase ladder
1. Install crankcase ladder onto crankcase.
Figure 399 Crankcase ladder hardware
2. Install 14 crankcase ladder spacers and bolts
(M12 x 35) to the 14 inboard bolt holes finger
tight.
3. Install 10 crankcase ladder bolts (M10 x 25) to the
10 outboard bolt holes finger tight.
EGES-265-2
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
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