CYLINDER HEAD AND VALVE TRAIN 137
Figure 180 Removing the valve seat insert
1. Lifting bridge
2. Valve seat remover (collet)
3. Expand collet by threading the shaft into the valve
seat remover until it is tight inside the valve seat.
Turn T-handle on shaft to pull the valve seat insert
from cylinder head.
Figure 181 Valve seat insert removed
1. Collet
2. Valve seat insert
4. Unlock the collet by loosening the threaded shaft.
Discard valve seat insert.
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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