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1D-236 Engine Mechanical:
3. Position the alignment pin (1) through the bushing
and into the cylinder head bolt hole.
4. With the alignment pin in the desired cylinder head
bolt hole, tighten the fixture retaining bolts (2).
5. Remove the alignment pin (1) from the cylinder head
bolt hole.
NOTE
• During the drilling process, it is necessary
to repeatedly remove the drill and clean
chips from the hole and the flutes of the
drill.
• Drill the hole until the stop collar contacts
the top of the drill bushing.
6. Drill out the threads of the damaged hole.
NOTE
All chips must be removed from the drilled
hole prior to tapping.
7. Using compressed air, clean out any chips.
NOTE
• During the tapping process, it is necessary
to repeatedly remove the tap and clean
chips from the hole and the flutes of the
tap.
• Ensure the tap has created full threads at
least to the depth equal to the insert
length.
8. Using a suitable tapping wrench, tap the threads of
the drilled hole by hand only.
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Troubleshooting
