Figure 2-2. Removal of carbon deposits from the valve seating face
Step 3.
Install the machine bolt with the lock washer, the backstop washer, and the engine
valve backstop on the engine head so that the index tabs on the engine valve
backstop align with the index slots on the engine valve and the engine head.
Step 4.
Using a suitable wrench tighten the machine bolt without damaging threads or
moving the engine valve petals off the engine head ports.
e. Install the engine head assembly and nozzle assembly by following these procedures:
Step 1.
Position the engine head assembly in the engine and secure it by turning the
engine head assembly clockwise using the engine head wrench.
Step 2.
Position the nozzle clamp on the engine head assembly.
Step 3.
Position the nozzle assembly on the engine head assembly and secure it with the
nozzle clamp.
2-5
CM3305
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