Page 176
REPAIR INSTRUCTIONS, PART 1
13. Remove the two sealing rings from the fuel
passage. Using the chip vacuum, remove
any remaining debris from the injector bore.
225
Figure 225 — Fuel Gallery Sealing Rings
14. Install the injector bore sealing tool
(J 42885-25) to protect the fuel passage
area and prevent debris from entering. Use
the unit injector hold down bolt to secure the
tool in the cylinder head.
15. Using the injector bore cleaning kit, clean
the copper sleeve seat of the cylinder head.
The injector bore sealing tool must be used to
prevent dirt from entering the fuel passage.
226
Figure 226 — Cleaning Copper Sleeve Seat
16. Using the brush, clean the cylinder head
injector bore walls for the copper sleeve.
227
Figure 227 — Cleaning Copper Sleeve Bore Walls
The injector bore sealing tool must be used to
prevent debris from entering the fuel passage.
17. Using the brush, clean the copper sleeve
opening in the cylinder head.
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