260 CRANKCASE, C RAN KSHAFT, AND CAMSHAFT
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H06092
Figure 373 Pulling direction for camshaft bushing removal
1. Front and rear bushings
2. Intermediate bushings
3. Rear half of engine
4. Front half of engine
5. Camshaft seal ring
1. Assemble the correct expanding collet size and
backup nut onto the expanding mandrel.
2. With the collet collapsed, install the collet
assembly into the camshaft bushing. Tighten
the backup nut onto the expanding mandrel until
the collet fits the camshaft bearing.
3. Assemble the puller screw and extension, if
necessary. Install the puller screw onto the
expanding mandrel.
4. Hold the end of the puller screw with a wrench
to keep it from turning. Tighten the pulling nut
against the thrust bearing and the pulling plate
until the camshaft bushing is removed.
Coolant Heater (if equipped)
1. Make sure coolant has been drained out of the
engine or at least drained to a level below the
coolant heater, if simply servicing the heater.
2. Loosen 5/32 in hex socket head cap screw
sufficient to remove the coolant heater from the
crankcase.
3. Clean out coolant heater cavity at crankcase.
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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